| 1 | module command_handler_module |
| 2 | use iso_fortran_env, only: int32, error_unit |
| 3 | use iso_c_binding, only: c_int |
| 4 | use editor_state_module, only: editor_state_t, cursor_t, switch_to_tab_with_buffer, & |
| 5 | close_tab, create_tab, close_pane, split_pane_vertical, split_pane_horizontal, & |
| 6 | navigate_to_pane_left, navigate_to_pane_right, navigate_to_pane_up, navigate_to_pane_down, & |
| 7 | sync_editor_to_pane, tab_t |
| 8 | use text_buffer_module |
| 9 | use renderer_module, only: update_viewport, render_screen, render_screen_with_tree, tree_state, & |
| 10 | fuss_search_buffer, fuss_search_len, fuss_search_last_time, & |
| 11 | fuss_fuzzy_jump, fuss_reset_search, get_time_ms, & |
| 12 | fuss_git_prefix_active |
| 13 | use yank_stack_module |
| 14 | use clipboard_module |
| 15 | use help_display_module, only: show_help |
| 16 | use goto_prompt_module, only: show_goto_prompt |
| 17 | use search_prompt_module, only: show_search_prompt, search_forward, search_backward, & |
| 18 | current_search_pattern |
| 19 | use replace_prompt_module, only: show_replace_prompt |
| 20 | use unified_search_module, only: show_unified_search_prompt |
| 21 | use undo_stack_module |
| 22 | use terminal_io_module, only: terminal_move_cursor, terminal_write, terminal_clear_screen |
| 23 | use bracket_matching_module, only: find_matching_bracket |
| 24 | use file_tree_module |
| 25 | use git_ops_module |
| 26 | use text_prompt_module, only: show_text_prompt, show_yes_no_prompt |
| 27 | use fortress_navigator_module, only: open_fortress_navigator |
| 28 | use binary_prompt_module, only: binary_file_prompt |
| 29 | use lsp_server_manager_module, only: request_completion, request_hover, request_definition, & |
| 30 | request_references, request_code_actions, request_document_symbols, & |
| 31 | request_signature_help, request_formatting, request_rename, & |
| 32 | process_server_messages, filename_to_uri, & |
| 33 | get_server_with_capability, notify_file_opened, & |
| 34 | CAP_COMPLETION, CAP_DEFINITION, CAP_REFERENCES, CAP_RENAME, & |
| 35 | CAP_CODE_ACTIONS, CAP_FORMATTING, CAP_HOVER, CAP_DOCUMENT_SYMBOLS |
| 36 | use rename_prompt_module, only: show_rename_prompt |
| 37 | use completion_popup_module, only: show_completion_popup, hide_completion_popup, & |
| 38 | handle_completion_response, navigate_completion_up, & |
| 39 | navigate_completion_down, get_selected_completion, & |
| 40 | is_completion_visible |
| 41 | use hover_tooltip_module, only: show_hover_tooltip, hide_hover_tooltip, & |
| 42 | handle_hover_response, is_hover_visible |
| 43 | use diagnostics_panel_module, only: toggle_panel => toggle_diagnostics_panel, & |
| 44 | is_diagnostics_panel_visible, & |
| 45 | diagnostics_panel_handle_key |
| 46 | use references_panel_module, only: toggle_references_panel, & |
| 47 | is_references_panel_visible, & |
| 48 | references_panel_handle_key, & |
| 49 | get_selected_reference_location, & |
| 50 | hide_references_panel, & |
| 51 | show_references_panel, & |
| 52 | set_references, reference_location_t |
| 53 | use code_actions_panel_module, only: code_actions_panel_t, init_code_actions_panel, & |
| 54 | cleanup_code_actions_panel, show_code_actions_panel, & |
| 55 | hide_code_actions_panel, is_code_actions_panel_visible, & |
| 56 | code_actions_panel_handle_key, set_code_actions, & |
| 57 | clear_code_actions, get_selected_action |
| 58 | use symbols_panel_module, only: symbols_panel_t, document_symbol_t, & |
| 59 | toggle_symbols_panel, is_symbols_panel_visible, & |
| 60 | symbols_panel_handle_key, get_selected_symbol_location, & |
| 61 | hide_symbols_panel, show_symbols_panel, & |
| 62 | set_symbols, clear_symbols |
| 63 | use signature_tooltip_module, only: signature_tooltip_t, show_signature_tooltip, & |
| 64 | hide_signature_tooltip, is_signature_tooltip_visible, & |
| 65 | handle_signature_response |
| 66 | use jump_stack_module, only: push_jump_location, pop_jump_location, & |
| 67 | is_jump_stack_empty |
| 68 | use diagnostics_module, only: get_diagnostics_for_line, get_diagnostics_for_line_by_server, & |
| 69 | diagnostics_to_json, diagnostic_t |
| 70 | use json_module, only: json_value_t |
| 71 | use lsp_server_installer_panel_module, only: show_lsp_server_installer_panel, & |
| 72 | hide_lsp_server_installer_panel, & |
| 73 | is_lsp_server_installer_panel_visible, & |
| 74 | lsp_server_installer_panel_handle_key, & |
| 75 | render_lsp_server_installer_panel, & |
| 76 | refresh_server_status |
| 77 | implicit none |
| 78 | private |
| 79 | |
| 80 | public :: handle_key_command, init_command_handler, cleanup_command_handler |
| 81 | public :: save_initial_state_for_undo |
| 82 | public :: search_pattern, match_case_sensitive ! Exposed for status bar hint |
| 83 | public :: g_lsp_modified_buffer ! Flag for immediate render after LSP edits |
| 84 | public :: g_lsp_ui_changed ! Flag for immediate render after LSP UI changes |
| 85 | public :: g_cursor_only_move ! Flag for cursor-only moves (skip full re-render) |
| 86 | |
| 87 | ! Flag to track if LSP modified the buffer (for immediate rendering) |
| 88 | logical :: g_lsp_modified_buffer = .false. |
| 89 | ! Flag to track if LSP changed UI panels (for immediate rendering) |
| 90 | logical :: g_lsp_ui_changed = .false. |
| 91 | ! Flag for cursor-only movements (can skip full re-render) |
| 92 | logical :: g_cursor_only_move = .false. |
| 93 | |
| 94 | type(yank_stack_t) :: yank_stack |
| 95 | type(undo_stack_t) :: undo_stack |
| 96 | character(len=:), allocatable :: search_pattern ! For ctrl-d functionality |
| 97 | logical :: match_case_sensitive = .true. ! Case sensitivity for ctrl-d match mode |
| 98 | logical :: last_action_was_edit = .false. |
| 99 | |
| 100 | ! Module-level storage for LSP callbacks |
| 101 | type(editor_state_t), pointer, save :: saved_editor_for_callback => null() |
| 102 | type(buffer_t), pointer, save :: saved_buffer_for_callback => null() |
| 103 | |
| 104 | |
| 105 | contains |
| 106 | |
| 107 | ! Helper to get a server index for a specific capability |
| 108 | function get_lsp_server_for_cap(editor, capability) result(server_idx) |
| 109 | type(editor_state_t), intent(in) :: editor |
| 110 | integer, intent(in) :: capability |
| 111 | integer :: server_idx |
| 112 | integer :: tab_idx |
| 113 | |
| 114 | server_idx = 0 |
| 115 | tab_idx = editor%active_tab_index |
| 116 | |
| 117 | if (tab_idx < 1 .or. tab_idx > size(editor%tabs)) return |
| 118 | if (editor%tabs(tab_idx)%num_lsp_servers < 1) return |
| 119 | if (.not. allocated(editor%tabs(tab_idx)%lsp_server_indices)) return |
| 120 | |
| 121 | server_idx = get_server_with_capability(editor%lsp_manager, & |
| 122 | editor%tabs(tab_idx)%lsp_server_indices, & |
| 123 | editor%tabs(tab_idx)%num_lsp_servers, & |
| 124 | capability) |
| 125 | end function get_lsp_server_for_cap |
| 126 | |
| 127 | subroutine init_command_handler() |
| 128 | call init_yank_stack(yank_stack) |
| 129 | call init_undo_stack(undo_stack) |
| 130 | last_action_was_edit = .false. |
| 131 | end subroutine init_command_handler |
| 132 | |
| 133 | subroutine save_initial_state_for_undo(buffer, editor) |
| 134 | use undo_stack_module, only: save_initial_undo_state |
| 135 | type(buffer_t), intent(in) :: buffer |
| 136 | type(editor_state_t), intent(in) :: editor |
| 137 | call save_initial_undo_state(undo_stack, buffer, editor%cursors(editor%active_cursor)) |
| 138 | end subroutine save_initial_state_for_undo |
| 139 | |
| 140 | subroutine cleanup_command_handler() |
| 141 | call cleanup_yank_stack(yank_stack) |
| 142 | call cleanup_undo_stack(undo_stack) |
| 143 | if (allocated(search_pattern)) deallocate(search_pattern) |
| 144 | end subroutine cleanup_command_handler |
| 145 | |
| 146 | subroutine save_undo_state(buffer, editor) |
| 147 | type(buffer_t), intent(in) :: buffer |
| 148 | type(editor_state_t), intent(in) :: editor |
| 149 | |
| 150 | ! Save current state to undo stack |
| 151 | call push_undo_state(undo_stack, buffer, editor%cursors(editor%active_cursor)) |
| 152 | end subroutine save_undo_state |
| 153 | |
| 154 | subroutine handle_key_command(key_str, editor, buffer, should_quit) |
| 155 | character(len=*), intent(in) :: key_str |
| 156 | type(editor_state_t), intent(inout), target :: editor |
| 157 | type(buffer_t), intent(inout), target :: buffer |
| 158 | logical, intent(out) :: should_quit |
| 159 | integer :: line_count, i, j, insert_line, pane_idx |
| 160 | logical :: is_edit_action |
| 161 | type(cursor_t), allocatable :: new_cursors(:) |
| 162 | integer, allocatable :: original_lines(:) |
| 163 | character(len=:), allocatable :: line |
| 164 | |
| 165 | should_quit = .false. |
| 166 | line_count = buffer_get_line_count(buffer) |
| 167 | is_edit_action = .false. |
| 168 | |
| 169 | ! Ignore empty key strings (from terminal position reports, etc) |
| 170 | if (len_trim(key_str) == 0 .and. key_str(1:1) /= ' ') then |
| 171 | return |
| 172 | end if |
| 173 | |
| 174 | ! Reset search_pattern for any key except ctrl-d and alt-c |
| 175 | ! This ensures ctrl-d always starts fresh when not in an active match sequence |
| 176 | ! alt-c is preserved to allow toggling case sensitivity during match mode |
| 177 | if (trim(key_str) /= 'ctrl-d' .and. trim(key_str) /= 'alt-c' .and. allocated(search_pattern)) then |
| 178 | deallocate(search_pattern) |
| 179 | match_case_sensitive = .true. ! Reset to default |
| 180 | end if |
| 181 | |
| 182 | ! Route input when in fuss mode (except ctrl-b/ctrl-shift-b/F-keys/Alt-keys/ctrl-q which work in both modes) |
| 183 | if (editor%fuss_mode_active .and. trim(key_str) /= 'ctrl-b' .and. & |
| 184 | trim(key_str) /= 'ctrl-shift-b' .and. trim(key_str) /= 'f2' .and. & |
| 185 | trim(key_str) /= 'f3' .and. trim(key_str) /= 'f4' .and. & |
| 186 | trim(key_str) /= 'f6' .and. trim(key_str) /= 'f8' .and. & |
| 187 | trim(key_str) /= 'f12' .and. trim(key_str) /= 'shift-f12' .and. & |
| 188 | trim(key_str) /= 'alt-g' .and. trim(key_str) /= 'alt-o' .and. & |
| 189 | trim(key_str) /= 'alt-p' .and. trim(key_str) /= 'alt-e' .and. & |
| 190 | trim(key_str) /= 'alt-r' .and. trim(key_str) /= 'ctrl-\\' .and. & |
| 191 | trim(key_str) /= 'ctrl-q') then |
| 192 | call handle_fuss_input(key_str, editor, buffer) |
| 193 | return |
| 194 | end if |
| 195 | |
| 196 | ! Route keys to diagnostics panel when visible (j/k/arrows for navigation) |
| 197 | if (is_diagnostics_panel_visible(editor%diagnostics_panel)) then |
| 198 | if (diagnostics_panel_handle_key(editor%diagnostics_panel, trim(key_str))) then |
| 199 | return |
| 200 | end if |
| 201 | end if |
| 202 | |
| 203 | ! Route keys to code actions panel when visible |
| 204 | if (is_code_actions_panel_visible(editor%code_actions_panel)) then |
| 205 | if (code_actions_panel_handle_key(editor%code_actions_panel, trim(key_str))) then |
| 206 | ! For Enter, we need to apply the code action here since panel just returns handled=true |
| 207 | if (trim(key_str) == 'enter') then |
| 208 | call apply_selected_code_action(editor, buffer) |
| 209 | end if |
| 210 | return |
| 211 | end if |
| 212 | end if |
| 213 | |
| 214 | ! Route keys to references panel when visible |
| 215 | if (is_references_panel_visible(editor%references_panel)) then |
| 216 | ! Handle Enter specially - jump to reference location |
| 217 | if (trim(key_str) == 'enter') then |
| 218 | block |
| 219 | use iso_fortran_env, only: int32 |
| 220 | character(len=:), allocatable :: uri |
| 221 | integer(int32) :: ref_line, ref_col |
| 222 | |
| 223 | if (get_selected_reference_location(editor%references_panel, uri, ref_line, ref_col)) then |
| 224 | ! Convert URI to file path and navigate |
| 225 | if (len(uri) >= 7 .and. uri(1:7) == "file://") then |
| 226 | ! Jump to the reference location |
| 227 | editor%cursors(editor%active_cursor)%line = ref_line |
| 228 | editor%cursors(editor%active_cursor)%column = ref_col |
| 229 | ! Center the view on the target line |
| 230 | editor%viewport_line = max(1, ref_line - editor%screen_rows / 2) |
| 231 | ! Hide the panel after jumping |
| 232 | call hide_references_panel(editor%references_panel) |
| 233 | end if |
| 234 | end if |
| 235 | end block |
| 236 | return |
| 237 | end if |
| 238 | if (references_panel_handle_key(editor%references_panel, trim(key_str))) then |
| 239 | return |
| 240 | end if |
| 241 | end if |
| 242 | |
| 243 | ! Route keys to symbols panel when visible |
| 244 | if (is_symbols_panel_visible(editor%symbols_panel)) then |
| 245 | ! Handle Enter specially - jump to symbol location |
| 246 | if (trim(key_str) == 'enter') then |
| 247 | block |
| 248 | use iso_fortran_env, only: int32 |
| 249 | integer(int32) :: sym_line, sym_col |
| 250 | if (get_selected_symbol_location(editor%symbols_panel, sym_line, sym_col)) then |
| 251 | ! Jump to the symbol location |
| 252 | editor%cursors(editor%active_cursor)%line = sym_line |
| 253 | editor%cursors(editor%active_cursor)%column = sym_col |
| 254 | ! Center the view on the target line |
| 255 | editor%viewport_line = max(1, sym_line - editor%screen_rows / 2) |
| 256 | ! Hide the panel after jumping |
| 257 | call hide_symbols_panel(editor%symbols_panel) |
| 258 | end if |
| 259 | end block |
| 260 | return |
| 261 | end if |
| 262 | if (symbols_panel_handle_key(editor%symbols_panel, trim(key_str))) then |
| 263 | return |
| 264 | end if |
| 265 | end if |
| 266 | |
| 267 | ! Route keys to LSP server installer panel when visible |
| 268 | if (is_lsp_server_installer_panel_visible(editor%lsp_installer_panel)) then |
| 269 | if (lsp_server_installer_panel_handle_key(editor%lsp_installer_panel, trim(key_str))) then |
| 270 | call render_lsp_server_installer_panel(editor%lsp_installer_panel, & |
| 271 | editor%screen_cols) |
| 272 | return |
| 273 | end if |
| 274 | end if |
| 275 | |
| 276 | select case(trim(key_str)) |
| 277 | ! File operations |
| 278 | case('ctrl-q') |
| 279 | should_quit = .true. |
| 280 | |
| 281 | case('ctrl-b', 'ctrl-shift-b', 'f3') |
| 282 | ! Toggle fuss mode (file tree) |
| 283 | ! ctrl-b: Original binding (conflicts with tmux prefix) |
| 284 | ! ctrl-shift-b: Alternative (tmux may still catch this) |
| 285 | ! f3: Tmux/terminal-safe alternative (recommended) |
| 286 | call toggle_fuss_mode(editor) |
| 287 | |
| 288 | case('ctrl-o') |
| 289 | ! Open fortress navigator (file/directory picker) |
| 290 | call handle_fortress_navigator(editor, buffer) |
| 291 | |
| 292 | case('esc') |
| 293 | ! If completion popup is visible, hide it |
| 294 | if (is_completion_visible(editor%completion_popup)) then |
| 295 | call hide_completion_popup(editor%completion_popup) |
| 296 | return |
| 297 | end if |
| 298 | |
| 299 | ! If hover tooltip is visible, hide it |
| 300 | if (is_hover_visible(editor%hover_tooltip)) then |
| 301 | call hide_hover_tooltip(editor%hover_tooltip) |
| 302 | return |
| 303 | end if |
| 304 | |
| 305 | ! Other panels (diagnostics, code_actions, references, symbols) are handled in early routing |
| 306 | |
| 307 | ! ESC - Clear selections and return to single cursor mode |
| 308 | if (size(editor%cursors) > 1) then |
| 309 | ! Keep only the active cursor |
| 310 | allocate(new_cursors(1)) |
| 311 | new_cursors(1) = editor%cursors(editor%active_cursor) |
| 312 | new_cursors(1)%has_selection = .false. |
| 313 | deallocate(editor%cursors) |
| 314 | editor%cursors = new_cursors |
| 315 | editor%active_cursor = 1 |
| 316 | else |
| 317 | ! Single cursor - just clear selection |
| 318 | editor%cursors(editor%active_cursor)%has_selection = .false. |
| 319 | end if |
| 320 | call sync_editor_to_pane(editor) |
| 321 | call update_viewport(editor) |
| 322 | |
| 323 | case('ctrl-?', 'ctrl-/') |
| 324 | ! Show help menu |
| 325 | ! Both ctrl-? and ctrl-/ supported for compatibility |
| 326 | ! ctrl-/ is more reliable across terminals |
| 327 | call show_help(editor) |
| 328 | ! Screen will be redrawn automatically by main loop |
| 329 | |
| 330 | case('ctrl-g') |
| 331 | ! Go to line:column |
| 332 | call show_goto_prompt(editor, buffer) |
| 333 | call sync_editor_to_pane(editor) |
| 334 | call update_viewport(editor) |
| 335 | |
| 336 | case('ctrl-l') |
| 337 | ! Clear and redraw screen |
| 338 | call terminal_clear_screen() |
| 339 | ! Screen will be redrawn automatically by main loop |
| 340 | |
| 341 | ! Undo/Redo |
| 342 | case('ctrl-z') |
| 343 | ! Undo |
| 344 | if (can_undo(undo_stack)) then |
| 345 | call perform_undo(undo_stack, buffer, editor%cursors(editor%active_cursor)) |
| 346 | ! Sync even for single cursor case since undo changes cursor position |
| 347 | call sync_editor_to_pane(editor) |
| 348 | ! If we have multiple cursors, reset to single cursor mode |
| 349 | ! (Undo only tracks one cursor's state) |
| 350 | if (size(editor%cursors) > 1) then |
| 351 | allocate(new_cursors(1)) |
| 352 | new_cursors(1) = editor%cursors(editor%active_cursor) |
| 353 | ! Clamp cursor to actual line length after undo |
| 354 | line = buffer_get_line(buffer, new_cursors(1)%line) |
| 355 | if (new_cursors(1)%column > len(line) + 1) then |
| 356 | new_cursors(1)%column = len(line) + 1 |
| 357 | end if |
| 358 | new_cursors(1)%desired_column = new_cursors(1)%column |
| 359 | if (allocated(line)) deallocate(line) |
| 360 | deallocate(editor%cursors) |
| 361 | editor%cursors = new_cursors |
| 362 | editor%active_cursor = 1 |
| 363 | end if |
| 364 | call sync_editor_to_pane(editor) |
| 365 | call update_viewport(editor) |
| 366 | end if |
| 367 | |
| 368 | case('ctrl-shift-z', 'ctrl-]') |
| 369 | ! Redo |
| 370 | ! ctrl-shift-z: Standard redo (WezTerm may intercept - disable in config) |
| 371 | ! ctrl-]: Alternative redo binding |
| 372 | if (can_redo(undo_stack)) then |
| 373 | call perform_redo(undo_stack, buffer, editor%cursors(editor%active_cursor)) |
| 374 | ! Sync even for single cursor case since redo changes cursor position |
| 375 | call sync_editor_to_pane(editor) |
| 376 | ! If we have multiple cursors, reset to single cursor mode |
| 377 | ! (Undo only tracks one cursor's state) |
| 378 | if (size(editor%cursors) > 1) then |
| 379 | allocate(new_cursors(1)) |
| 380 | new_cursors(1) = editor%cursors(editor%active_cursor) |
| 381 | deallocate(editor%cursors) |
| 382 | editor%cursors = new_cursors |
| 383 | editor%active_cursor = 1 |
| 384 | end if |
| 385 | call sync_editor_to_pane(editor) |
| 386 | call update_viewport(editor) |
| 387 | end if |
| 388 | |
| 389 | case('ctrl-y') |
| 390 | ! Yank (paste from yank stack) |
| 391 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 392 | if (size(editor%cursors) > 1) then |
| 393 | ! Apply yank to all cursors |
| 394 | do i = 1, size(editor%cursors) |
| 395 | call yank_text(editor%cursors(i), buffer) |
| 396 | end do |
| 397 | else |
| 398 | call yank_text(editor%cursors(editor%active_cursor), buffer) |
| 399 | end if |
| 400 | call sync_editor_to_pane(editor) |
| 401 | is_edit_action = .true. |
| 402 | |
| 403 | ! Navigation |
| 404 | case('up') |
| 405 | ! If completion popup is visible, navigate it instead |
| 406 | if (is_completion_visible(editor%completion_popup)) then |
| 407 | call navigate_completion_up(editor%completion_popup) |
| 408 | return |
| 409 | end if |
| 410 | |
| 411 | ! Other panels (diagnostics, code_actions, references, symbols) are handled in early routing |
| 412 | |
| 413 | if (size(editor%cursors) > 1) then |
| 414 | ! Move all cursors |
| 415 | do i = 1, size(editor%cursors) |
| 416 | call move_cursor_up(editor%cursors(i), buffer) |
| 417 | end do |
| 418 | ! Remove duplicate cursors that ended up at same position |
| 419 | call deduplicate_cursors(editor) |
| 420 | else |
| 421 | call move_cursor_up(editor%cursors(editor%active_cursor), buffer) |
| 422 | end if |
| 423 | call sync_editor_to_pane(editor) |
| 424 | call update_viewport(editor) |
| 425 | g_cursor_only_move = .true. |
| 426 | |
| 427 | case('down') |
| 428 | ! If completion popup is visible, navigate it instead |
| 429 | if (is_completion_visible(editor%completion_popup)) then |
| 430 | call navigate_completion_down(editor%completion_popup) |
| 431 | return |
| 432 | end if |
| 433 | |
| 434 | ! Other panels (diagnostics, code_actions, references, symbols) are handled in early routing |
| 435 | |
| 436 | if (size(editor%cursors) > 1) then |
| 437 | ! Move all cursors |
| 438 | do i = 1, size(editor%cursors) |
| 439 | call move_cursor_down(editor%cursors(i), buffer, line_count) |
| 440 | end do |
| 441 | ! Remove duplicate cursors that ended up at same position |
| 442 | call deduplicate_cursors(editor) |
| 443 | else |
| 444 | call move_cursor_down(editor%cursors(editor%active_cursor), buffer, line_count) |
| 445 | end if |
| 446 | call sync_editor_to_pane(editor) |
| 447 | call update_viewport(editor) |
| 448 | g_cursor_only_move = .true. |
| 449 | |
| 450 | case('left') |
| 451 | ! Hide hover tooltip on movement |
| 452 | if (is_hover_visible(editor%hover_tooltip)) then |
| 453 | call hide_hover_tooltip(editor%hover_tooltip) |
| 454 | end if |
| 455 | |
| 456 | if (size(editor%cursors) > 1) then |
| 457 | ! Move all cursors |
| 458 | do i = 1, size(editor%cursors) |
| 459 | call move_cursor_left(editor%cursors(i), buffer) |
| 460 | end do |
| 461 | ! Remove duplicate cursors that ended up at same position |
| 462 | call deduplicate_cursors(editor) |
| 463 | else |
| 464 | call move_cursor_left(editor%cursors(editor%active_cursor), buffer) |
| 465 | end if |
| 466 | call sync_editor_to_pane(editor) |
| 467 | call update_viewport(editor) |
| 468 | g_cursor_only_move = .true. |
| 469 | |
| 470 | case('right') |
| 471 | ! Hide hover tooltip on movement |
| 472 | if (is_hover_visible(editor%hover_tooltip)) then |
| 473 | call hide_hover_tooltip(editor%hover_tooltip) |
| 474 | end if |
| 475 | |
| 476 | if (size(editor%cursors) > 1) then |
| 477 | ! Move all cursors |
| 478 | do i = 1, size(editor%cursors) |
| 479 | call move_cursor_right(editor%cursors(i), buffer) |
| 480 | end do |
| 481 | ! Remove duplicate cursors that ended up at same position |
| 482 | call deduplicate_cursors(editor) |
| 483 | else |
| 484 | call move_cursor_right(editor%cursors(editor%active_cursor), buffer) |
| 485 | end if |
| 486 | call sync_editor_to_pane(editor) |
| 487 | call update_viewport(editor) |
| 488 | g_cursor_only_move = .true. |
| 489 | |
| 490 | ! Selection with shift+motion |
| 491 | case('shift-up') |
| 492 | call extend_selection_up(editor%cursors(editor%active_cursor), buffer) |
| 493 | call sync_editor_to_pane(editor) |
| 494 | call update_viewport(editor) |
| 495 | |
| 496 | case('shift-down') |
| 497 | call extend_selection_down(editor%cursors(editor%active_cursor), buffer, line_count) |
| 498 | call sync_editor_to_pane(editor) |
| 499 | call update_viewport(editor) |
| 500 | |
| 501 | case('shift-left') |
| 502 | call extend_selection_left(editor%cursors(editor%active_cursor), buffer) |
| 503 | call sync_editor_to_pane(editor) |
| 504 | call update_viewport(editor) |
| 505 | |
| 506 | case('shift-right') |
| 507 | call extend_selection_right(editor%cursors(editor%active_cursor), buffer) |
| 508 | call sync_editor_to_pane(editor) |
| 509 | call update_viewport(editor) |
| 510 | |
| 511 | case('home', 'ctrl-a') |
| 512 | if (size(editor%cursors) > 1) then |
| 513 | ! Move all cursors |
| 514 | do i = 1, size(editor%cursors) |
| 515 | call move_cursor_smart_home(editor%cursors(i), buffer) |
| 516 | end do |
| 517 | else |
| 518 | call move_cursor_smart_home(editor%cursors(editor%active_cursor), buffer) |
| 519 | end if |
| 520 | call sync_editor_to_pane(editor) |
| 521 | call update_viewport(editor) |
| 522 | |
| 523 | case('end', 'ctrl-e') |
| 524 | if (size(editor%cursors) > 1) then |
| 525 | ! Move all cursors |
| 526 | do i = 1, size(editor%cursors) |
| 527 | call move_cursor_end(editor%cursors(i), buffer) |
| 528 | end do |
| 529 | else |
| 530 | call move_cursor_end(editor%cursors(editor%active_cursor), buffer) |
| 531 | end if |
| 532 | call sync_editor_to_pane(editor) |
| 533 | call update_viewport(editor) |
| 534 | |
| 535 | case('shift-home', 'ctrl-shift-a') |
| 536 | call extend_selection_home(editor%cursors(editor%active_cursor)) |
| 537 | call sync_editor_to_pane(editor) |
| 538 | call update_viewport(editor) |
| 539 | |
| 540 | case('shift-end', 'ctrl-shift-e') |
| 541 | call extend_selection_end(editor%cursors(editor%active_cursor), buffer) |
| 542 | call sync_editor_to_pane(editor) |
| 543 | call update_viewport(editor) |
| 544 | |
| 545 | case('pageup') |
| 546 | if (size(editor%cursors) > 1) then |
| 547 | ! Move all cursors |
| 548 | do i = 1, size(editor%cursors) |
| 549 | call move_cursor_page_up(editor%cursors(i), editor) |
| 550 | end do |
| 551 | else |
| 552 | call move_cursor_page_up(editor%cursors(editor%active_cursor), editor) |
| 553 | end if |
| 554 | call sync_editor_to_pane(editor) |
| 555 | call update_viewport(editor) |
| 556 | |
| 557 | case('pagedown') |
| 558 | if (size(editor%cursors) > 1) then |
| 559 | ! Move all cursors |
| 560 | do i = 1, size(editor%cursors) |
| 561 | call move_cursor_page_down(editor%cursors(i), editor, line_count) |
| 562 | end do |
| 563 | else |
| 564 | call move_cursor_page_down(editor%cursors(editor%active_cursor), editor, line_count) |
| 565 | end if |
| 566 | call sync_editor_to_pane(editor) |
| 567 | call update_viewport(editor) |
| 568 | |
| 569 | case('mouse-scroll-up') |
| 570 | ! Scroll viewport up by 3 lines (don't move cursor) |
| 571 | editor%viewport_line = max(1, editor%viewport_line - 3) |
| 572 | call sync_editor_to_pane(editor) |
| 573 | |
| 574 | case('mouse-scroll-down') |
| 575 | ! Scroll viewport down by 3 lines (don't move cursor) |
| 576 | editor%viewport_line = min(max(1, line_count - editor%screen_rows + 2), & |
| 577 | editor%viewport_line + 3) |
| 578 | call sync_editor_to_pane(editor) |
| 579 | |
| 580 | case('ctrl-home') |
| 581 | ! Jump to beginning of file |
| 582 | editor%cursors(editor%active_cursor)%line = 1 |
| 583 | editor%cursors(editor%active_cursor)%column = 1 |
| 584 | editor%cursors(editor%active_cursor)%desired_column = 1 |
| 585 | editor%cursors(editor%active_cursor)%has_selection = .false. |
| 586 | call sync_editor_to_pane(editor) |
| 587 | call update_viewport(editor) |
| 588 | |
| 589 | case('ctrl-end') |
| 590 | ! Jump to end of file |
| 591 | line_count = buffer_get_line_count(buffer) |
| 592 | editor%cursors(editor%active_cursor)%line = line_count |
| 593 | call move_cursor_end(editor%cursors(editor%active_cursor), buffer) |
| 594 | call sync_editor_to_pane(editor) |
| 595 | call update_viewport(editor) |
| 596 | |
| 597 | case('shift-pageup') |
| 598 | call extend_selection_page_up(editor%cursors(editor%active_cursor), editor) |
| 599 | call sync_editor_to_pane(editor) |
| 600 | call update_viewport(editor) |
| 601 | |
| 602 | case('shift-pagedown') |
| 603 | call extend_selection_page_down(editor%cursors(editor%active_cursor), editor, line_count) |
| 604 | call sync_editor_to_pane(editor) |
| 605 | call update_viewport(editor) |
| 606 | |
| 607 | case('alt-left') |
| 608 | if (size(editor%cursors) > 1) then |
| 609 | ! Move all cursors |
| 610 | do i = 1, size(editor%cursors) |
| 611 | call move_cursor_word_left(editor%cursors(i), buffer) |
| 612 | end do |
| 613 | else |
| 614 | call move_cursor_word_left(editor%cursors(editor%active_cursor), buffer) |
| 615 | end if |
| 616 | call sync_editor_to_pane(editor) |
| 617 | call update_viewport(editor) |
| 618 | |
| 619 | case('alt-right') |
| 620 | if (size(editor%cursors) > 1) then |
| 621 | ! Move all cursors |
| 622 | do i = 1, size(editor%cursors) |
| 623 | call move_cursor_word_right(editor%cursors(i), buffer) |
| 624 | end do |
| 625 | else |
| 626 | call move_cursor_word_right(editor%cursors(editor%active_cursor), buffer) |
| 627 | end if |
| 628 | call sync_editor_to_pane(editor) |
| 629 | call update_viewport(editor) |
| 630 | |
| 631 | case('alt-shift-left') |
| 632 | call extend_selection_word_left(editor%cursors(editor%active_cursor), buffer) |
| 633 | call sync_editor_to_pane(editor) |
| 634 | call update_viewport(editor) |
| 635 | |
| 636 | case('alt-shift-right') |
| 637 | call extend_selection_word_right(editor%cursors(editor%active_cursor), buffer) |
| 638 | call sync_editor_to_pane(editor) |
| 639 | call update_viewport(editor) |
| 640 | |
| 641 | case('alt-up') |
| 642 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 643 | call move_line_up(editor%cursors(editor%active_cursor), buffer) |
| 644 | call sync_editor_to_pane(editor) |
| 645 | call update_viewport(editor) |
| 646 | is_edit_action = .true. |
| 647 | |
| 648 | case('alt-down') |
| 649 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 650 | call move_line_down(editor%cursors(editor%active_cursor), buffer) |
| 651 | call sync_editor_to_pane(editor) |
| 652 | call update_viewport(editor) |
| 653 | is_edit_action = .true. |
| 654 | |
| 655 | case('alt-shift-up') |
| 656 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 657 | call duplicate_line_up(editor%cursors(editor%active_cursor), buffer) |
| 658 | call sync_editor_to_pane(editor) |
| 659 | call update_viewport(editor) |
| 660 | is_edit_action = .true. |
| 661 | |
| 662 | case('alt-shift-down') |
| 663 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 664 | call duplicate_line_down(editor%cursors(editor%active_cursor), buffer) |
| 665 | call sync_editor_to_pane(editor) |
| 666 | call update_viewport(editor) |
| 667 | is_edit_action = .true. |
| 668 | |
| 669 | ! Tab navigation |
| 670 | case('alt-1', 'ctrl-1') |
| 671 | ! Switch to tab 1 (alt-1 or ctrl-1) |
| 672 | if (size(editor%tabs) >= 1) call switch_to_tab_with_buffer(editor, 1, buffer) |
| 673 | case('alt-2', 'ctrl-2') |
| 674 | ! Switch to tab 2 |
| 675 | if (size(editor%tabs) >= 2) call switch_to_tab_with_buffer(editor, 2, buffer) |
| 676 | case('alt-3', 'ctrl-3') |
| 677 | ! Switch to tab 3 |
| 678 | if (size(editor%tabs) >= 3) call switch_to_tab_with_buffer(editor, 3, buffer) |
| 679 | case('alt-4', 'ctrl-4') |
| 680 | ! Switch to tab 4 |
| 681 | if (size(editor%tabs) >= 4) call switch_to_tab_with_buffer(editor, 4, buffer) |
| 682 | case('alt-5', 'ctrl-5') |
| 683 | ! Switch to tab 5 |
| 684 | if (size(editor%tabs) >= 5) call switch_to_tab_with_buffer(editor, 5, buffer) |
| 685 | case('alt-6', 'ctrl-6') |
| 686 | ! Switch to tab 6 |
| 687 | if (size(editor%tabs) >= 6) call switch_to_tab_with_buffer(editor, 6, buffer) |
| 688 | case('alt-7', 'ctrl-7') |
| 689 | ! Switch to tab 7 |
| 690 | if (size(editor%tabs) >= 7) call switch_to_tab_with_buffer(editor, 7, buffer) |
| 691 | case('alt-8', 'ctrl-8') |
| 692 | ! Switch to tab 8 |
| 693 | if (size(editor%tabs) >= 8) call switch_to_tab_with_buffer(editor, 8, buffer) |
| 694 | case('alt-9', 'ctrl-9') |
| 695 | ! Switch to tab 9 |
| 696 | if (size(editor%tabs) >= 9) call switch_to_tab_with_buffer(editor, 9, buffer) |
| 697 | case('alt-0', 'ctrl-0') |
| 698 | ! Switch to tab 10 |
| 699 | if (size(editor%tabs) >= 10) call switch_to_tab_with_buffer(editor, 10, buffer) |
| 700 | |
| 701 | case('ctrl-alt-left', 'ctrl-pageup') |
| 702 | ! Previous tab (ctrl-alt-left or ctrl-pageup) |
| 703 | if (size(editor%tabs) > 0) then |
| 704 | if (editor%active_tab_index > 1) then |
| 705 | call switch_to_tab_with_buffer(editor, editor%active_tab_index - 1, buffer) |
| 706 | else |
| 707 | call switch_to_tab_with_buffer(editor, size(editor%tabs), buffer) ! Wrap to last tab |
| 708 | end if |
| 709 | end if |
| 710 | |
| 711 | case('ctrl-alt-right', 'ctrl-pagedown') |
| 712 | ! Next tab (ctrl-alt-right or ctrl-pagedown) |
| 713 | if (size(editor%tabs) > 0) then |
| 714 | if (editor%active_tab_index < size(editor%tabs)) then |
| 715 | call switch_to_tab_with_buffer(editor, editor%active_tab_index + 1, buffer) |
| 716 | else |
| 717 | call switch_to_tab_with_buffer(editor, 1, buffer) ! Wrap to first tab |
| 718 | end if |
| 719 | end if |
| 720 | |
| 721 | ! Text modification |
| 722 | case('backspace') |
| 723 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 724 | if (size(editor%cursors) > 1) then |
| 725 | ! Apply to all cursors |
| 726 | do i = 1, size(editor%cursors) |
| 727 | call handle_backspace(editor%cursors(i), buffer) |
| 728 | end do |
| 729 | else |
| 730 | call handle_backspace(editor%cursors(editor%active_cursor), buffer) |
| 731 | end if |
| 732 | call sync_editor_to_pane(editor) |
| 733 | is_edit_action = .true. |
| 734 | |
| 735 | case('delete') |
| 736 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 737 | if (size(editor%cursors) > 1) then |
| 738 | ! Apply to all cursors |
| 739 | do i = 1, size(editor%cursors) |
| 740 | call handle_delete(editor%cursors(i), buffer) |
| 741 | end do |
| 742 | else |
| 743 | call handle_delete(editor%cursors(editor%active_cursor), buffer) |
| 744 | end if |
| 745 | call sync_editor_to_pane(editor) |
| 746 | is_edit_action = .true. |
| 747 | |
| 748 | case('enter') |
| 749 | ! Code actions panel is handled in early routing above |
| 750 | |
| 751 | ! If symbols panel is visible, jump to selected symbol |
| 752 | if (is_symbols_panel_visible(editor%symbols_panel)) then |
| 753 | block |
| 754 | integer(int32) :: line, col |
| 755 | |
| 756 | if (get_selected_symbol_location(editor%symbols_panel, line, col)) then |
| 757 | ! Jump to the symbol location |
| 758 | editor%cursors(editor%active_cursor)%line = line |
| 759 | editor%cursors(editor%active_cursor)%column = col |
| 760 | call update_viewport(editor) |
| 761 | |
| 762 | ! Hide panel after jump |
| 763 | call hide_symbols_panel(editor%symbols_panel) |
| 764 | end if |
| 765 | end block |
| 766 | return |
| 767 | end if |
| 768 | |
| 769 | ! If references panel is visible, jump to selected reference |
| 770 | if (is_references_panel_visible(editor%references_panel)) then |
| 771 | block |
| 772 | character(len=:), allocatable :: uri |
| 773 | integer(int32) :: line, col |
| 774 | |
| 775 | if (get_selected_reference_location(editor%references_panel, uri, line, col)) then |
| 776 | ! Convert URI to file path |
| 777 | if (uri(1:7) == "file://") then |
| 778 | ! Jump to the reference location |
| 779 | ! TODO: Handle cross-file navigation |
| 780 | editor%cursors(editor%active_cursor)%line = line |
| 781 | editor%cursors(editor%active_cursor)%column = col |
| 782 | call update_viewport(editor) |
| 783 | call hide_references_panel(editor%references_panel) |
| 784 | end if |
| 785 | end if |
| 786 | end block |
| 787 | return |
| 788 | end if |
| 789 | |
| 790 | ! If completion popup is visible, insert selected completion |
| 791 | if (is_completion_visible(editor%completion_popup)) then |
| 792 | block |
| 793 | character(len=:), allocatable :: completion_text |
| 794 | integer :: text_i |
| 795 | completion_text = get_selected_completion(editor%completion_popup) |
| 796 | if (len(completion_text) > 0) then |
| 797 | ! Insert the completion text at cursor |
| 798 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 799 | do text_i = 1, len(completion_text) |
| 800 | call buffer_insert_char(buffer, editor%cursors(editor%active_cursor), & |
| 801 | completion_text(text_i:text_i)) |
| 802 | editor%cursors(editor%active_cursor)%column = & |
| 803 | editor%cursors(editor%active_cursor)%column + 1 |
| 804 | end do |
| 805 | end if |
| 806 | call hide_completion_popup(editor%completion_popup) |
| 807 | end block |
| 808 | is_edit_action = .true. |
| 809 | return |
| 810 | end if |
| 811 | |
| 812 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 813 | if (size(editor%cursors) > 1) then |
| 814 | ! Sort cursors and apply from bottom to top to avoid position shifts |
| 815 | call sort_cursors_by_position(editor) |
| 816 | ! Save original line numbers before any insertions |
| 817 | allocate(original_lines(size(editor%cursors))) |
| 818 | do i = 1, size(editor%cursors) |
| 819 | original_lines(i) = editor%cursors(i)%line |
| 820 | end do |
| 821 | |
| 822 | ! Process in reverse order (bottom to top) |
| 823 | do i = size(editor%cursors), 1, -1 |
| 824 | ! Save the line where we're inserting |
| 825 | insert_line = original_lines(i) |
| 826 | |
| 827 | call handle_enter(editor%cursors(i), buffer) |
| 828 | |
| 829 | ! Adjust ALL other cursors that were BELOW where we inserted |
| 830 | ! (cursors at same line are handled by their own handle_enter) |
| 831 | do j = 1, size(editor%cursors) |
| 832 | if (j /= i .and. original_lines(j) > insert_line) then |
| 833 | ! This cursor was below where we inserted, shift it down |
| 834 | editor%cursors(j)%line = editor%cursors(j)%line + 1 |
| 835 | end if |
| 836 | end do |
| 837 | end do |
| 838 | deallocate(original_lines) |
| 839 | else |
| 840 | call handle_enter(editor%cursors(editor%active_cursor), buffer) |
| 841 | end if |
| 842 | call sync_editor_to_pane(editor) |
| 843 | is_edit_action = .true. |
| 844 | |
| 845 | case('tab') |
| 846 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 847 | if (size(editor%cursors) > 1) then |
| 848 | ! Apply to all cursors |
| 849 | do i = 1, size(editor%cursors) |
| 850 | if (editor%cursors(i)%has_selection) then |
| 851 | call indent_selection(editor%cursors(i), buffer) |
| 852 | else |
| 853 | call handle_tab(editor%cursors(i), buffer) |
| 854 | end if |
| 855 | end do |
| 856 | else |
| 857 | if (editor%cursors(editor%active_cursor)%has_selection) then |
| 858 | call indent_selection(editor%cursors(editor%active_cursor), buffer) |
| 859 | else |
| 860 | call handle_tab(editor%cursors(editor%active_cursor), buffer) |
| 861 | end if |
| 862 | end if |
| 863 | is_edit_action = .true. |
| 864 | |
| 865 | case('shift-tab') |
| 866 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 867 | if (editor%cursors(editor%active_cursor)%has_selection) then |
| 868 | call dedent_selection(editor%cursors(editor%active_cursor), buffer) |
| 869 | else |
| 870 | call dedent_current_line(editor%cursors(editor%active_cursor), buffer) |
| 871 | end if |
| 872 | is_edit_action = .true. |
| 873 | |
| 874 | ! Editing keybinds |
| 875 | case('ctrl-k') |
| 876 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 877 | if (size(editor%cursors) > 1) then |
| 878 | ! Apply to all cursors |
| 879 | do i = 1, size(editor%cursors) |
| 880 | call kill_line_forward(editor%cursors(i), buffer) |
| 881 | end do |
| 882 | else |
| 883 | call kill_line_forward(editor%cursors(editor%active_cursor), buffer) |
| 884 | end if |
| 885 | call sync_editor_to_pane(editor) |
| 886 | is_edit_action = .true. |
| 887 | |
| 888 | case('ctrl-u') |
| 889 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 890 | if (size(editor%cursors) > 1) then |
| 891 | ! Apply to all cursors |
| 892 | do i = 1, size(editor%cursors) |
| 893 | call kill_line_backward(editor%cursors(i), buffer) |
| 894 | end do |
| 895 | else |
| 896 | call kill_line_backward(editor%cursors(editor%active_cursor), buffer) |
| 897 | end if |
| 898 | call sync_editor_to_pane(editor) |
| 899 | is_edit_action = .true. |
| 900 | |
| 901 | case('alt-v') |
| 902 | ! Split pane vertically |
| 903 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 904 | ! Sync current buffer to active pane before splitting |
| 905 | call sync_editor_to_pane(editor) |
| 906 | if (allocated(editor%tabs(editor%active_tab_index)%panes)) then |
| 907 | pane_idx = editor%tabs(editor%active_tab_index)%active_pane_index |
| 908 | if (pane_idx > 0 .and. pane_idx <= size(editor%tabs(editor%active_tab_index)%panes)) then |
| 909 | call copy_buffer(editor%tabs(editor%active_tab_index)%panes(pane_idx)%buffer, buffer) |
| 910 | end if |
| 911 | end if |
| 912 | call split_pane_vertical(editor) |
| 913 | end if |
| 914 | |
| 915 | case('alt-s') |
| 916 | ! Split pane horizontally |
| 917 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 918 | ! Sync current buffer to active pane before splitting |
| 919 | call sync_editor_to_pane(editor) |
| 920 | if (allocated(editor%tabs(editor%active_tab_index)%panes)) then |
| 921 | pane_idx = editor%tabs(editor%active_tab_index)%active_pane_index |
| 922 | if (pane_idx > 0 .and. pane_idx <= size(editor%tabs(editor%active_tab_index)%panes)) then |
| 923 | call copy_buffer(editor%tabs(editor%active_tab_index)%panes(pane_idx)%buffer, buffer) |
| 924 | end if |
| 925 | end if |
| 926 | call split_pane_horizontal(editor) |
| 927 | end if |
| 928 | |
| 929 | case('alt-q') |
| 930 | ! Close current pane (creates UNTITLED.txt if last pane of last tab) |
| 931 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 932 | call close_pane(editor) |
| 933 | |
| 934 | ! Always copy the buffer (either new tab or UNTITLED.txt) |
| 935 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 936 | call copy_buffer(buffer, editor%tabs(editor%active_tab_index)%buffer) |
| 937 | editor%modified = editor%tabs(editor%active_tab_index)%modified |
| 938 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 939 | allocate(character(len=len(editor%tabs(editor%active_tab_index)%filename)) :: editor%filename) |
| 940 | editor%filename = editor%tabs(editor%active_tab_index)%filename |
| 941 | ! Should not happen with new logic |
| 942 | else |
| 943 | editor%fuss_mode_active = .true. |
| 944 | if (allocated(editor%workspace_path)) then |
| 945 | call init_tree_state(tree_state, editor%workspace_path) |
| 946 | end if |
| 947 | end if |
| 948 | end if |
| 949 | |
| 950 | case('ctrl-w') |
| 951 | ! Close current tab (prompts to save if modified) |
| 952 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 953 | ! Check if tab is modified - prompt before closing |
| 954 | if (editor%tabs(editor%active_tab_index)%modified) then |
| 955 | call prompt_save_before_close_tab(editor, buffer) |
| 956 | else |
| 957 | call close_tab_without_prompt(editor, buffer) |
| 958 | end if |
| 959 | end if |
| 960 | |
| 961 | case('ctrl-shift-left', 'alt-h') |
| 962 | ! Navigate to pane on the left (Vim-style hjkl with alt) |
| 963 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 964 | call navigate_to_pane_left(editor) |
| 965 | end if |
| 966 | |
| 967 | case('ctrl-shift-right', 'alt-l') |
| 968 | ! Navigate to pane on the right |
| 969 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 970 | call navigate_to_pane_right(editor) |
| 971 | end if |
| 972 | |
| 973 | case('ctrl-shift-up', 'alt-k') |
| 974 | ! Navigate to pane above |
| 975 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 976 | call navigate_to_pane_up(editor) |
| 977 | end if |
| 978 | |
| 979 | case('ctrl-shift-down', 'alt-j') |
| 980 | ! Navigate to pane below |
| 981 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 982 | call navigate_to_pane_down(editor) |
| 983 | end if |
| 984 | |
| 985 | case('alt-d', 'alt-delete') |
| 986 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 987 | if (size(editor%cursors) > 1) then |
| 988 | ! Apply to all cursors |
| 989 | do i = 1, size(editor%cursors) |
| 990 | call delete_word_forward(editor%cursors(i), buffer) |
| 991 | end do |
| 992 | else |
| 993 | call delete_word_forward(editor%cursors(editor%active_cursor), buffer) |
| 994 | end if |
| 995 | call sync_editor_to_pane(editor) |
| 996 | call update_viewport(editor) |
| 997 | is_edit_action = .true. |
| 998 | |
| 999 | case('alt-backspace') |
| 1000 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1001 | if (size(editor%cursors) > 1) then |
| 1002 | ! Apply to all cursors |
| 1003 | do i = 1, size(editor%cursors) |
| 1004 | call delete_word_backward(editor%cursors(i), buffer) |
| 1005 | end do |
| 1006 | else |
| 1007 | call delete_word_backward(editor%cursors(editor%active_cursor), buffer) |
| 1008 | end if |
| 1009 | call sync_editor_to_pane(editor) |
| 1010 | call update_viewport(editor) |
| 1011 | is_edit_action = .true. |
| 1012 | |
| 1013 | case('ctrl-t') |
| 1014 | ! Create new empty tab with unique name |
| 1015 | block |
| 1016 | integer :: untitled_counter, i, name_len, max_untitled, dash_pos, num_start |
| 1017 | character(len=32) :: untitled_name, num_str |
| 1018 | logical :: name_exists |
| 1019 | integer :: ios |
| 1020 | |
| 1021 | ! Scan existing tabs to find highest untitled number |
| 1022 | max_untitled = 0 |
| 1023 | if (allocated(editor%tabs)) then |
| 1024 | do i = 1, size(editor%tabs) |
| 1025 | if (allocated(editor%tabs(i)%filename)) then |
| 1026 | ! Check if it's an untitled tab |
| 1027 | if (index(editor%tabs(i)%filename, '[Untitled') == 1) then |
| 1028 | ! Check for plain [Untitled] |
| 1029 | if (trim(editor%tabs(i)%filename) == '[Untitled]') then |
| 1030 | max_untitled = max(max_untitled, 1) |
| 1031 | else |
| 1032 | ! Check for [Untitled-N] |
| 1033 | dash_pos = index(editor%tabs(i)%filename, '-') |
| 1034 | if (dash_pos > 0) then |
| 1035 | num_start = dash_pos + 1 |
| 1036 | num_str = editor%tabs(i)%filename(num_start:len_trim(editor%tabs(i)%filename)-1) |
| 1037 | read(num_str, *, iostat=ios) untitled_counter |
| 1038 | if (ios == 0) then |
| 1039 | max_untitled = max(max_untitled, untitled_counter) |
| 1040 | end if |
| 1041 | end if |
| 1042 | end if |
| 1043 | end if |
| 1044 | end if |
| 1045 | end do |
| 1046 | end if |
| 1047 | |
| 1048 | ! Start checking from max_untitled + 1, but check backwards too in case of gaps |
| 1049 | untitled_counter = max(1, max_untitled) |
| 1050 | do |
| 1051 | if (untitled_counter == 1) then |
| 1052 | write(untitled_name, '(A)') '[Untitled]' |
| 1053 | else |
| 1054 | write(untitled_name, '(A,I0,A)') '[Untitled-', untitled_counter, ']' |
| 1055 | end if |
| 1056 | |
| 1057 | ! Check if this name already exists |
| 1058 | name_exists = .false. |
| 1059 | if (allocated(editor%tabs)) then |
| 1060 | do i = 1, size(editor%tabs) |
| 1061 | if (allocated(editor%tabs(i)%filename)) then |
| 1062 | if (trim(editor%tabs(i)%filename) == trim(untitled_name)) then |
| 1063 | name_exists = .true. |
| 1064 | exit |
| 1065 | end if |
| 1066 | end if |
| 1067 | end do |
| 1068 | end if |
| 1069 | |
| 1070 | if (.not. name_exists) exit |
| 1071 | untitled_counter = untitled_counter + 1 |
| 1072 | end do |
| 1073 | |
| 1074 | call create_tab(editor, trim(untitled_name)) |
| 1075 | |
| 1076 | ! Switch to the new tab (it's already active after create_tab) |
| 1077 | if (editor%active_tab_index > 0 .and. editor%active_tab_index <= size(editor%tabs)) then |
| 1078 | ! Clear the display buffer and copy from the new tab's pane (which is empty) |
| 1079 | call cleanup_buffer(buffer) |
| 1080 | call init_buffer(buffer) |
| 1081 | |
| 1082 | ! Copy empty buffer to the new tab's pane |
| 1083 | if (allocated(editor%tabs(editor%active_tab_index)%panes) .and. & |
| 1084 | size(editor%tabs(editor%active_tab_index)%panes) > 0) then |
| 1085 | call copy_buffer(editor%tabs(editor%active_tab_index)%panes(1)%buffer, buffer) |
| 1086 | call copy_buffer(editor%tabs(editor%active_tab_index)%buffer, buffer) |
| 1087 | end if |
| 1088 | |
| 1089 | ! Update editor state with the new tab |
| 1090 | name_len = len_trim(untitled_name) |
| 1091 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 1092 | allocate(character(len=name_len) :: editor%filename) |
| 1093 | editor%filename = trim(untitled_name) |
| 1094 | |
| 1095 | ! Reset cursor to top |
| 1096 | editor%cursors(editor%active_cursor)%line = 1 |
| 1097 | editor%cursors(editor%active_cursor)%column = 1 |
| 1098 | editor%cursors(editor%active_cursor)%desired_column = 1 |
| 1099 | editor%viewport_line = 1 |
| 1100 | editor%viewport_column = 1 |
| 1101 | editor%modified = .false. |
| 1102 | end if |
| 1103 | end block |
| 1104 | |
| 1105 | case('ctrl-j') |
| 1106 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1107 | if (size(editor%cursors) > 1) then |
| 1108 | ! Apply to all cursors |
| 1109 | do i = 1, size(editor%cursors) |
| 1110 | call join_lines(editor%cursors(i), buffer) |
| 1111 | end do |
| 1112 | else |
| 1113 | call join_lines(editor%cursors(editor%active_cursor), buffer) |
| 1114 | end if |
| 1115 | is_edit_action = .true. |
| 1116 | |
| 1117 | case('ctrl-x') |
| 1118 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1119 | if (size(editor%cursors) > 1) then |
| 1120 | ! Apply to all cursors in reverse order (bottom to top) |
| 1121 | do i = size(editor%cursors), 1, -1 |
| 1122 | call cut_selection_or_line(editor%cursors(i), buffer) |
| 1123 | end do |
| 1124 | else |
| 1125 | call cut_selection_or_line(editor%cursors(editor%active_cursor), buffer) |
| 1126 | end if |
| 1127 | call sync_editor_to_pane(editor) |
| 1128 | is_edit_action = .true. |
| 1129 | |
| 1130 | case('ctrl-c') |
| 1131 | ! Copy only needs active cursor (copies to shared clipboard) |
| 1132 | call copy_selection_or_line(editor%cursors(editor%active_cursor), buffer) |
| 1133 | |
| 1134 | case('ctrl-v') |
| 1135 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1136 | if (size(editor%cursors) > 1) then |
| 1137 | ! Apply to all cursors in reverse order (bottom to top) |
| 1138 | ! This prevents position shifts as we insert text |
| 1139 | do i = size(editor%cursors), 1, -1 |
| 1140 | call paste_clipboard(editor%cursors(i), buffer) |
| 1141 | end do |
| 1142 | else |
| 1143 | call paste_clipboard(editor%cursors(editor%active_cursor), buffer) |
| 1144 | end if |
| 1145 | call sync_editor_to_pane(editor) |
| 1146 | is_edit_action = .true. |
| 1147 | |
| 1148 | case('ctrl-s') |
| 1149 | ! Save the active pane/tab's buffer |
| 1150 | ! (All panes in a tab share the same buffer, so saving saves the entire tab) |
| 1151 | call save_file(editor, buffer) |
| 1152 | |
| 1153 | ! LSP features |
| 1154 | case('ctrl-space') |
| 1155 | ! Trigger code completion |
| 1156 | block |
| 1157 | integer :: completion_server |
| 1158 | completion_server = get_lsp_server_for_cap(editor, CAP_COMPLETION) |
| 1159 | if (completion_server > 0) then |
| 1160 | ! Request completion at current cursor position |
| 1161 | ! LSP uses 0-based positions |
| 1162 | block |
| 1163 | integer :: request_id, lsp_line, lsp_char |
| 1164 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1165 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1166 | |
| 1167 | request_id = request_completion(editor%lsp_manager, & |
| 1168 | completion_server, & |
| 1169 | editor%tabs(editor%active_tab_index)%filename, & |
| 1170 | lsp_line, lsp_char) |
| 1171 | |
| 1172 | if (request_id > 0) then |
| 1173 | ! Show popup at cursor position (will populate when response arrives) |
| 1174 | call show_completion_popup(editor%completion_popup, & |
| 1175 | editor%cursors(editor%active_cursor)%line - editor%viewport_line + 2, & |
| 1176 | editor%cursors(editor%active_cursor)%column - editor%viewport_column + 1) |
| 1177 | end if |
| 1178 | end block |
| 1179 | end if |
| 1180 | end block |
| 1181 | |
| 1182 | case('ctrl-h') |
| 1183 | ! Trigger hover information |
| 1184 | block |
| 1185 | integer :: hover_server |
| 1186 | hover_server = get_lsp_server_for_cap(editor, CAP_HOVER) |
| 1187 | if (hover_server > 0) then |
| 1188 | ! Request hover at current cursor position |
| 1189 | block |
| 1190 | integer :: request_id, lsp_line, lsp_char |
| 1191 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1192 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1193 | |
| 1194 | request_id = request_hover(editor%lsp_manager, & |
| 1195 | hover_server, & |
| 1196 | editor%tabs(editor%active_tab_index)%filename, & |
| 1197 | lsp_line, lsp_char) |
| 1198 | |
| 1199 | if (request_id > 0) then |
| 1200 | ! Show tooltip at cursor position (will populate when response arrives) |
| 1201 | call show_hover_tooltip(editor%hover_tooltip, & |
| 1202 | editor%cursors(editor%active_cursor)%line - editor%viewport_line + 2, & |
| 1203 | editor%cursors(editor%active_cursor)%column - editor%viewport_column + 1) |
| 1204 | end if |
| 1205 | end block |
| 1206 | end if |
| 1207 | end block |
| 1208 | |
| 1209 | case('f10', 'alt-.') |
| 1210 | ! Trigger code actions (F10 or Alt+.) - toggle behavior |
| 1211 | ! If panel is already visible, close it |
| 1212 | if (is_code_actions_panel_visible(editor%code_actions_panel)) then |
| 1213 | call hide_code_actions_panel(editor%code_actions_panel) |
| 1214 | else |
| 1215 | block |
| 1216 | integer :: code_actions_server |
| 1217 | code_actions_server = get_lsp_server_for_cap(editor, CAP_CODE_ACTIONS) |
| 1218 | if (code_actions_server > 0) then |
| 1219 | ! Request code actions for the current line |
| 1220 | block |
| 1221 | integer :: request_id, lsp_line |
| 1222 | character(len=:), allocatable :: file_uri |
| 1223 | type(diagnostic_t), allocatable :: line_diags(:) |
| 1224 | type(json_value_t) :: diags_json |
| 1225 | |
| 1226 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1227 | |
| 1228 | ! Save editor state for callback |
| 1229 | saved_editor_for_callback => editor |
| 1230 | |
| 1231 | ! Get diagnostics for this line FROM THIS SERVER to include in request |
| 1232 | ! This is critical for multi-LSP: Ruff should only see Ruff's diagnostics |
| 1233 | file_uri = filename_to_uri(editor%tabs(editor%active_tab_index)%filename) |
| 1234 | |
| 1235 | line_diags = get_diagnostics_for_line_by_server(editor%diagnostics, file_uri, & |
| 1236 | editor%cursors(editor%active_cursor)%line, code_actions_server) |
| 1237 | |
| 1238 | ! Convert diagnostics to JSON for request |
| 1239 | diags_json = diagnostics_to_json(line_diags) |
| 1240 | |
| 1241 | ! Request code actions for entire line with diagnostics context |
| 1242 | request_id = request_code_actions(editor%lsp_manager, & |
| 1243 | code_actions_server, & |
| 1244 | editor%tabs(editor%active_tab_index)%filename, & |
| 1245 | lsp_line, 0, & |
| 1246 | lsp_line, 999, & |
| 1247 | handle_code_actions_response_wrapper, & |
| 1248 | diags_json) |
| 1249 | ! Panel will be shown when response arrives in handle_code_actions_response_impl |
| 1250 | end block |
| 1251 | end if |
| 1252 | end block |
| 1253 | end if |
| 1254 | |
| 1255 | case('f12', 'ctrl-\\', 'alt-g') |
| 1256 | ! Go to definition (F12, Ctrl+\, or Alt+G) |
| 1257 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1258 | block |
| 1259 | integer :: def_server |
| 1260 | def_server = get_lsp_server_for_cap(editor, CAP_DEFINITION) |
| 1261 | if (def_server > 0) then |
| 1262 | ! Save current location to jump stack |
| 1263 | if (allocated(editor%filename)) then |
| 1264 | call push_jump_location(editor%jump_stack, & |
| 1265 | trim(editor%filename), & |
| 1266 | editor%cursors(editor%active_cursor)%line, & |
| 1267 | editor%cursors(editor%active_cursor)%column) |
| 1268 | end if |
| 1269 | |
| 1270 | ! Request definition at current cursor position |
| 1271 | block |
| 1272 | integer :: request_id, lsp_line, lsp_char |
| 1273 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1274 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1275 | |
| 1276 | ! Save editor state and buffer pointers for callback |
| 1277 | saved_editor_for_callback => editor |
| 1278 | saved_buffer_for_callback => buffer |
| 1279 | |
| 1280 | request_id = request_definition(editor%lsp_manager, & |
| 1281 | def_server, & |
| 1282 | editor%tabs(editor%active_tab_index)%filename, & |
| 1283 | lsp_line, lsp_char, handle_definition_response_wrapper) |
| 1284 | |
| 1285 | if (request_id > 0) then |
| 1286 | ! Response will be handled by callback |
| 1287 | call terminal_write('Searching for definition... ') |
| 1288 | else |
| 1289 | call terminal_write('[F12] LSP request failed ') |
| 1290 | end if |
| 1291 | end block |
| 1292 | else |
| 1293 | call terminal_write('[F12] No LSP server with definition support ') |
| 1294 | end if |
| 1295 | end block |
| 1296 | |
| 1297 | case('shift-f12', 'alt-r') |
| 1298 | ! Find all references (Shift+F12 or Alt+R) |
| 1299 | block |
| 1300 | integer :: refs_server |
| 1301 | refs_server = get_lsp_server_for_cap(editor, CAP_REFERENCES) |
| 1302 | if (refs_server > 0) then |
| 1303 | ! Request references at current cursor position |
| 1304 | block |
| 1305 | use references_panel_module, only: clear_references |
| 1306 | integer :: request_id, lsp_line, lsp_char |
| 1307 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1308 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1309 | |
| 1310 | ! Clear any existing references so we can detect when new ones arrive |
| 1311 | call clear_references(editor%references_panel) |
| 1312 | |
| 1313 | ! Save editor state for callback |
| 1314 | saved_editor_for_callback => editor |
| 1315 | |
| 1316 | request_id = request_references(editor%lsp_manager, & |
| 1317 | refs_server, & |
| 1318 | editor%tabs(editor%active_tab_index)%filename, & |
| 1319 | lsp_line, lsp_char, handle_references_response_wrapper) |
| 1320 | |
| 1321 | if (request_id > 0) then |
| 1322 | ! Response will be handled by callback |
| 1323 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1324 | call terminal_write('Searching for references... ') |
| 1325 | ! Show panel (will be populated when response arrives) |
| 1326 | call show_references_panel(editor%references_panel, editor%screen_cols, editor%screen_rows) |
| 1327 | |
| 1328 | ! Wait for LSP response to populate panel |
| 1329 | block |
| 1330 | use lsp_server_manager_module, only: process_server_messages |
| 1331 | integer :: poll_count, max_polls |
| 1332 | logical :: response_received |
| 1333 | integer :: count_rate, count_start, count_end |
| 1334 | real :: elapsed_ms |
| 1335 | |
| 1336 | max_polls = 50 ! Poll up to 50 times (500ms total) |
| 1337 | poll_count = 0 |
| 1338 | response_received = .false. |
| 1339 | |
| 1340 | call system_clock(count_rate=count_rate) |
| 1341 | |
| 1342 | do while (poll_count < max_polls .and. .not. response_received) |
| 1343 | ! Process any pending LSP messages |
| 1344 | call process_server_messages(editor%lsp_manager) |
| 1345 | |
| 1346 | ! Check if we got a response (panel populated or explicitly set to 0) |
| 1347 | if (allocated(editor%references_panel%references)) then |
| 1348 | response_received = .true. |
| 1349 | end if |
| 1350 | |
| 1351 | if (.not. response_received) then |
| 1352 | ! Sleep for ~10ms between polls |
| 1353 | call system_clock(count=count_start) |
| 1354 | do |
| 1355 | call system_clock(count=count_end) |
| 1356 | elapsed_ms = real(count_end - count_start) / real(count_rate) * 1000.0 |
| 1357 | if (elapsed_ms >= 10.0) exit |
| 1358 | end do |
| 1359 | poll_count = poll_count + 1 |
| 1360 | end if |
| 1361 | end do |
| 1362 | end block |
| 1363 | |
| 1364 | ! Interactive loop for references panel (offcanvas mode) |
| 1365 | block |
| 1366 | use input_handler_module, only: get_key_input |
| 1367 | use references_panel_module, only: hide_references_panel, references_panel_handle_key |
| 1368 | use renderer_module, only: render_screen_with_lsp_panel |
| 1369 | character(len=32) :: key_input |
| 1370 | integer :: status |
| 1371 | logical :: handled |
| 1372 | |
| 1373 | ! Initial render with offcanvas panel |
| 1374 | call render_screen_with_lsp_panel(buffer, editor, "references") |
| 1375 | |
| 1376 | do |
| 1377 | call get_key_input(key_input, status) |
| 1378 | if (status /= 0) cycle |
| 1379 | |
| 1380 | if (key_input == 'esc') then |
| 1381 | call hide_references_panel(editor%references_panel) |
| 1382 | call render_screen(buffer, editor) |
| 1383 | exit |
| 1384 | else if (key_input == 'enter') then |
| 1385 | ! Navigate to selected reference |
| 1386 | block |
| 1387 | use references_panel_module, only: get_selected_reference_location |
| 1388 | character(len=:), allocatable :: ref_uri |
| 1389 | integer :: ref_line, ref_col |
| 1390 | |
| 1391 | if (get_selected_reference_location( & |
| 1392 | editor%references_panel, & |
| 1393 | ref_uri, ref_line, ref_col)) then |
| 1394 | if (len(ref_uri) >= 7 .and. ref_uri(1:7) == "file://") then |
| 1395 | ! Jump to the reference location |
| 1396 | editor%cursors(editor%active_cursor)%line = ref_line |
| 1397 | editor%cursors(editor%active_cursor)%column = ref_col |
| 1398 | ! Center the view on the target line |
| 1399 | editor%viewport_line = max(1, ref_line - editor%screen_rows / 2) |
| 1400 | end if |
| 1401 | end if |
| 1402 | end block |
| 1403 | ! Sync editor cursor to pane before rendering |
| 1404 | call sync_editor_to_pane(editor) |
| 1405 | call hide_references_panel(editor%references_panel) |
| 1406 | call render_screen(buffer, editor) |
| 1407 | exit |
| 1408 | else |
| 1409 | ! Try panel-specific key handling |
| 1410 | handled = references_panel_handle_key(editor%references_panel, key_input) |
| 1411 | ! Re-render with offcanvas panel |
| 1412 | call render_screen_with_lsp_panel(buffer, editor, "references") |
| 1413 | end if |
| 1414 | end do |
| 1415 | end block |
| 1416 | end if |
| 1417 | end block |
| 1418 | end if |
| 1419 | end block |
| 1420 | |
| 1421 | case('f2') |
| 1422 | ! Rename symbol |
| 1423 | block |
| 1424 | integer :: rename_server |
| 1425 | rename_server = get_lsp_server_for_cap(editor, CAP_RENAME) |
| 1426 | if (rename_server > 0) then |
| 1427 | ! Get word under cursor as old name |
| 1428 | block |
| 1429 | character(len=:), allocatable :: line, old_name, new_name |
| 1430 | integer :: word_start, word_end, lsp_line, lsp_char, request_id |
| 1431 | logical :: cancelled |
| 1432 | |
| 1433 | line = buffer_get_line(buffer, editor%cursors(editor%active_cursor)%line) |
| 1434 | call find_word_boundaries(line, editor%cursors(editor%active_cursor)%column, & |
| 1435 | word_start, word_end) |
| 1436 | |
| 1437 | if (word_start > 0 .and. word_end >= word_start) then |
| 1438 | old_name = line(word_start:word_end) |
| 1439 | |
| 1440 | ! Show rename prompt |
| 1441 | call show_rename_prompt(editor%screen_rows, old_name, new_name, cancelled) |
| 1442 | |
| 1443 | if (.not. cancelled .and. allocated(new_name)) then |
| 1444 | ! Send rename request |
| 1445 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1446 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1447 | |
| 1448 | ! Save editor state for callback |
| 1449 | saved_editor_for_callback => editor |
| 1450 | |
| 1451 | request_id = request_rename(editor%lsp_manager, & |
| 1452 | rename_server, & |
| 1453 | editor%tabs(editor%active_tab_index)%filename, & |
| 1454 | lsp_line, lsp_char, new_name, handle_rename_response_wrapper) |
| 1455 | |
| 1456 | if (request_id > 0) then |
| 1457 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1458 | call terminal_write('Renaming symbol... ') |
| 1459 | |
| 1460 | ! Poll for LSP response and render immediately when received |
| 1461 | block |
| 1462 | integer :: poll_count, max_polls, pane_idx |
| 1463 | integer(8) :: start_time, end_time, count_rate, target_time |
| 1464 | max_polls = 100 ! Poll up to 100 times (1 second total) |
| 1465 | |
| 1466 | do poll_count = 1, max_polls |
| 1467 | ! Process any LSP messages |
| 1468 | call process_server_messages(editor%lsp_manager) |
| 1469 | |
| 1470 | ! Check if rename response modified the buffer |
| 1471 | if (g_lsp_modified_buffer) then |
| 1472 | ! LSP now modifies pane buffer directly, sync FROM pane TO local buffer and tab |
| 1473 | if (allocated(editor%tabs(editor%active_tab_index)%panes) .and. & |
| 1474 | size(editor%tabs(editor%active_tab_index)%panes) > 0) then |
| 1475 | pane_idx = editor%tabs(editor%active_tab_index)%active_pane_index |
| 1476 | if (pane_idx > 0 .and. pane_idx <= & |
| 1477 | size(editor%tabs(editor%active_tab_index)%panes)) then |
| 1478 | ! Copy FROM pane buffer TO local buffer (for rendering) |
| 1479 | call copy_buffer(buffer, & |
| 1480 | editor%tabs(editor%active_tab_index)%panes(pane_idx)%buffer) |
| 1481 | ! Also sync to tab buffer (to keep them consistent) |
| 1482 | call copy_buffer(editor%tabs(editor%active_tab_index)%buffer, buffer) |
| 1483 | end if |
| 1484 | end if |
| 1485 | |
| 1486 | ! Render the updated buffer immediately |
| 1487 | if (editor%fuss_mode_active) then |
| 1488 | call render_screen_with_tree(buffer, editor, & |
| 1489 | allocated(search_pattern), match_case_sensitive) |
| 1490 | else |
| 1491 | call render_screen(buffer, editor, & |
| 1492 | allocated(search_pattern), match_case_sensitive) |
| 1493 | end if |
| 1494 | |
| 1495 | ! Reset flag and exit loop |
| 1496 | g_lsp_modified_buffer = .false. |
| 1497 | exit |
| 1498 | end if |
| 1499 | |
| 1500 | ! Delay 10ms between polls using system_clock |
| 1501 | call system_clock(start_time, count_rate) |
| 1502 | target_time = start_time + (count_rate / 100) ! 10ms |
| 1503 | do |
| 1504 | call system_clock(end_time) |
| 1505 | if (end_time >= target_time) exit |
| 1506 | end do |
| 1507 | end do |
| 1508 | end block |
| 1509 | end if |
| 1510 | |
| 1511 | deallocate(new_name) |
| 1512 | end if |
| 1513 | |
| 1514 | if (allocated(old_name)) deallocate(old_name) |
| 1515 | else |
| 1516 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1517 | call terminal_write('No symbol under cursor ') |
| 1518 | end if |
| 1519 | |
| 1520 | if (allocated(line)) deallocate(line) |
| 1521 | end block |
| 1522 | else |
| 1523 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1524 | call terminal_write('[F2] No LSP server with rename support ') |
| 1525 | end if |
| 1526 | end block |
| 1527 | |
| 1528 | case('shift-alt-f') |
| 1529 | ! Format document |
| 1530 | block |
| 1531 | integer :: format_server |
| 1532 | format_server = get_lsp_server_for_cap(editor, CAP_FORMATTING) |
| 1533 | if (format_server > 0) then |
| 1534 | block |
| 1535 | integer :: request_id |
| 1536 | |
| 1537 | ! Save editor state for callback |
| 1538 | saved_editor_for_callback => editor |
| 1539 | |
| 1540 | ! Request formatting with 4 spaces (configurable later) |
| 1541 | request_id = request_formatting(editor%lsp_manager, & |
| 1542 | format_server, & |
| 1543 | editor%tabs(editor%active_tab_index)%filename, & |
| 1544 | 4, .true., handle_formatting_response_wrapper) |
| 1545 | |
| 1546 | if (request_id > 0) then |
| 1547 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1548 | call terminal_write('Formatting document... ') |
| 1549 | end if |
| 1550 | end block |
| 1551 | end if |
| 1552 | end block |
| 1553 | |
| 1554 | case('f4', 'alt-o') |
| 1555 | ! Document symbols outline (F4 or Alt+O) - toggle behavior |
| 1556 | if (is_symbols_panel_visible(editor%symbols_panel)) then |
| 1557 | ! Panel is visible, hide it |
| 1558 | call hide_symbols_panel(editor%symbols_panel) |
| 1559 | else |
| 1560 | ! Panel is hidden, request symbols and show it |
| 1561 | block |
| 1562 | integer :: symbols_server |
| 1563 | symbols_server = get_lsp_server_for_cap(editor, CAP_DOCUMENT_SYMBOLS) |
| 1564 | if (symbols_server > 0) then |
| 1565 | ! Request document symbols |
| 1566 | block |
| 1567 | integer :: request_id |
| 1568 | |
| 1569 | ! Save editor state for callback |
| 1570 | saved_editor_for_callback => editor |
| 1571 | |
| 1572 | request_id = request_document_symbols(editor%lsp_manager, & |
| 1573 | symbols_server, & |
| 1574 | editor%tabs(editor%active_tab_index)%filename, & |
| 1575 | handle_symbols_response_wrapper) |
| 1576 | |
| 1577 | if (request_id > 0) then |
| 1578 | ! Response will be handled by callback |
| 1579 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1580 | call terminal_write('Loading document symbols... ') |
| 1581 | ! Show panel (will be populated when response arrives) |
| 1582 | call show_symbols_panel(editor%symbols_panel, editor%screen_cols, editor%screen_rows) |
| 1583 | end if |
| 1584 | end block |
| 1585 | end if |
| 1586 | end block |
| 1587 | end if |
| 1588 | |
| 1589 | case('ctrl-p') |
| 1590 | ! Command palette (Ctrl+P - VSCode standard) |
| 1591 | ! Note: ctrl-shift-p doesn't work - terminals can't distinguish ctrl-p from ctrl-shift-p |
| 1592 | block |
| 1593 | use command_palette_module, only: show_command_palette_interactive |
| 1594 | character(len=:), allocatable :: cmd_id |
| 1595 | |
| 1596 | cmd_id = show_command_palette_interactive(editor%command_palette, editor%screen_cols) |
| 1597 | |
| 1598 | if (allocated(cmd_id) .and. len_trim(cmd_id) > 0) then |
| 1599 | ! Execute the command by re-processing as a key |
| 1600 | call execute_palette_command(editor, buffer, cmd_id, should_quit) |
| 1601 | end if |
| 1602 | |
| 1603 | ! Redraw screen after palette |
| 1604 | call render_screen(buffer, editor) |
| 1605 | end block |
| 1606 | |
| 1607 | case('f6', 'alt-p') |
| 1608 | ! Workspace symbols (F6 or Alt+P for project) - offcanvas panel with fzf-like filtering |
| 1609 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 1610 | block |
| 1611 | use workspace_symbols_panel_module, only: show_workspace_symbols_panel, & |
| 1612 | render_workspace_symbols_panel, & |
| 1613 | workspace_symbols_panel_handle_key, & |
| 1614 | hide_workspace_symbols_panel, & |
| 1615 | is_workspace_symbols_panel_visible, & |
| 1616 | get_selected_symbol, & |
| 1617 | get_search_query, & |
| 1618 | workspace_symbol_t |
| 1619 | use input_handler_module, only: get_key_input |
| 1620 | use lsp_server_manager_module, only: request_workspace_symbols, & |
| 1621 | CAP_WORKSPACE_SYMBOLS_USE => CAP_WORKSPACE_SYMBOLS, & |
| 1622 | process_server_messages |
| 1623 | integer :: request_id, status, ws_server |
| 1624 | character(len=32) :: key_input |
| 1625 | character(len=:), allocatable :: prev_query, curr_query |
| 1626 | logical :: handled |
| 1627 | type(workspace_symbol_t) :: selected_symbol |
| 1628 | |
| 1629 | ! Toggle behavior - if already visible, hide and return |
| 1630 | if (is_workspace_symbols_panel_visible(editor%workspace_symbols_panel)) then |
| 1631 | call hide_workspace_symbols_panel(editor%workspace_symbols_panel) |
| 1632 | call render_screen(buffer, editor) |
| 1633 | return |
| 1634 | end if |
| 1635 | |
| 1636 | ! Show panel with screen dimensions |
| 1637 | call show_workspace_symbols_panel(editor%workspace_symbols_panel, & |
| 1638 | editor%screen_cols, editor%screen_rows) |
| 1639 | |
| 1640 | ! Get server with workspace symbols capability |
| 1641 | ws_server = get_lsp_server_for_cap(editor, CAP_WORKSPACE_SYMBOLS_USE) |
| 1642 | |
| 1643 | ! Save editor state for LSP callback |
| 1644 | saved_editor_for_callback => editor |
| 1645 | |
| 1646 | ! Don't send initial empty query - pyright requires at least 1 char |
| 1647 | ! Query will be sent when user starts typing |
| 1648 | |
| 1649 | prev_query = '' |
| 1650 | |
| 1651 | ! Interactive loop |
| 1652 | do while (is_workspace_symbols_panel_visible(editor%workspace_symbols_panel)) |
| 1653 | ! Process any pending LSP responses |
| 1654 | call process_server_messages(editor%lsp_manager) |
| 1655 | |
| 1656 | ! Render the panel |
| 1657 | call render_workspace_symbols_panel(editor%workspace_symbols_panel, editor%screen_rows) |
| 1658 | |
| 1659 | call get_key_input(key_input, status) |
| 1660 | if (status /= 0) cycle |
| 1661 | |
| 1662 | ! Handle enter specially - navigate to symbol |
| 1663 | if (trim(key_input) == 'enter') then |
| 1664 | selected_symbol = get_selected_symbol(editor%workspace_symbols_panel) |
| 1665 | if (allocated(selected_symbol%file_uri) .and. len_trim(selected_symbol%file_uri) > 0) then |
| 1666 | call navigate_to_workspace_symbol(editor, buffer, selected_symbol, should_quit) |
| 1667 | else if (allocated(selected_symbol%file_path) .and. len_trim(selected_symbol%file_path) > 0) then |
| 1668 | ! Use file_path if file_uri not set |
| 1669 | selected_symbol%file_uri = 'file://' // trim(selected_symbol%file_path) |
| 1670 | call navigate_to_workspace_symbol(editor, buffer, selected_symbol, should_quit) |
| 1671 | end if |
| 1672 | call hide_workspace_symbols_panel(editor%workspace_symbols_panel) |
| 1673 | call render_screen(buffer, editor) |
| 1674 | exit |
| 1675 | end if |
| 1676 | |
| 1677 | ! Let the panel handle all other keys |
| 1678 | handled = workspace_symbols_panel_handle_key(editor%workspace_symbols_panel, trim(key_input)) |
| 1679 | |
| 1680 | ! Check if query changed - send new LSP request (only if query has content) |
| 1681 | if (ws_server > 0) then |
| 1682 | curr_query = get_search_query(editor%workspace_symbols_panel) |
| 1683 | if (curr_query /= prev_query .and. len_trim(curr_query) > 0) then |
| 1684 | request_id = request_workspace_symbols(editor%lsp_manager, & |
| 1685 | ws_server, curr_query, handle_workspace_symbols_response_wrapper) |
| 1686 | prev_query = curr_query |
| 1687 | end if |
| 1688 | end if |
| 1689 | end do |
| 1690 | |
| 1691 | call render_screen(buffer, editor) |
| 1692 | end block |
| 1693 | end if |
| 1694 | |
| 1695 | case('alt-comma') |
| 1696 | ! Jump back in navigation history (Alt+,) |
| 1697 | if (.not. is_jump_stack_empty(editor%jump_stack)) then |
| 1698 | block |
| 1699 | character(len=:), allocatable :: jump_filename |
| 1700 | integer(int32) :: jump_line, jump_column |
| 1701 | logical :: success |
| 1702 | |
| 1703 | success = pop_jump_location(editor%jump_stack, jump_filename, jump_line, jump_column) |
| 1704 | if (success) then |
| 1705 | ! Check if we need to open a different file |
| 1706 | if (allocated(editor%filename)) then |
| 1707 | if (trim(jump_filename) /= trim(editor%filename)) then |
| 1708 | ! TODO: Open the file |
| 1709 | call terminal_move_cursor(editor%screen_rows, 1) |
| 1710 | call terminal_write('Opening: ' // trim(jump_filename)) |
| 1711 | ! For now, just jump if same file |
| 1712 | end if |
| 1713 | end if |
| 1714 | |
| 1715 | ! Jump to the location |
| 1716 | editor%cursors(editor%active_cursor)%line = jump_line |
| 1717 | editor%cursors(editor%active_cursor)%column = jump_column |
| 1718 | editor%cursors(editor%active_cursor)%desired_column = jump_column |
| 1719 | call sync_editor_to_pane(editor) |
| 1720 | call update_viewport(editor) |
| 1721 | end if |
| 1722 | end block |
| 1723 | end if |
| 1724 | |
| 1725 | case("ctrl-'", "ctrl-apostrophe", "alt-'") |
| 1726 | ! Cycle quotes: " -> ' -> ` |
| 1727 | ! ctrl-': Doesn't work (terminals send plain apostrophe) |
| 1728 | ! alt-': Alternative binding (Option+' on Mac) |
| 1729 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1730 | call cycle_quotes(editor%cursors(editor%active_cursor), buffer) |
| 1731 | is_edit_action = .true. |
| 1732 | |
| 1733 | case('ctrl-opt-backspace', 'ctrl-alt-backspace', 'alt-shift-backspace', 'alt-shift-apostrophe') |
| 1734 | ! Remove surrounding brackets/quotes |
| 1735 | ! ctrl-alt-backspace: Doesn't work (terminals send alt-backspace) |
| 1736 | ! alt-shift-backspace: Doesn't work (terminals send alt-backspace) |
| 1737 | ! alt-shift-': Alternative binding (Alt+Shift+' = Alt+") |
| 1738 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1739 | call remove_brackets(editor%cursors(editor%active_cursor), buffer) |
| 1740 | is_edit_action = .true. |
| 1741 | |
| 1742 | case('ctrl-d') |
| 1743 | call select_next_match(editor, buffer) |
| 1744 | call sync_editor_to_pane(editor) |
| 1745 | call update_viewport(editor) |
| 1746 | |
| 1747 | case('f8', 'alt-e') |
| 1748 | ! Toggle diagnostics panel (F8 or Alt+E for errors) |
| 1749 | call toggle_panel(editor%diagnostics_panel) |
| 1750 | ! Re-render screen to show/hide the panel |
| 1751 | call render_screen(buffer, editor) |
| 1752 | |
| 1753 | case('alt-m') |
| 1754 | ! Toggle LSP server installer panel (Alt+M for Manager) |
| 1755 | if (is_lsp_server_installer_panel_visible(editor%lsp_installer_panel)) then |
| 1756 | call hide_lsp_server_installer_panel(editor%lsp_installer_panel) |
| 1757 | else |
| 1758 | call show_lsp_server_installer_panel(editor%lsp_installer_panel) |
| 1759 | end if |
| 1760 | call render_screen(buffer, editor) |
| 1761 | |
| 1762 | case('alt-c') |
| 1763 | ! Toggle case sensitivity for match mode (ctrl-d) |
| 1764 | ! Only has effect when in active match mode (search_pattern allocated) |
| 1765 | if (allocated(search_pattern)) then |
| 1766 | match_case_sensitive = .not. match_case_sensitive |
| 1767 | end if |
| 1768 | |
| 1769 | case('alt-[', 'alt-]') |
| 1770 | ! Jump to matching bracket |
| 1771 | call jump_to_matching_bracket(editor, buffer) |
| 1772 | |
| 1773 | case('opt-meta-up', 'ctrl-alt-up', 'alt-ctrl-up') |
| 1774 | ! Add cursor on line above |
| 1775 | ! opt-meta-up: Doesn't work (terminals don't send Cmd) |
| 1776 | ! ctrl-alt-up: Alternative binding that works |
| 1777 | call add_cursor_above(editor) |
| 1778 | call sync_editor_to_pane(editor) |
| 1779 | call update_viewport(editor) |
| 1780 | |
| 1781 | case('opt-meta-down', 'ctrl-alt-down', 'alt-ctrl-down') |
| 1782 | ! Add cursor on line below |
| 1783 | ! opt-meta-down: Doesn't work (terminals don't send Cmd) |
| 1784 | ! ctrl-alt-down: Alternative binding that works |
| 1785 | call add_cursor_below(editor, buffer) |
| 1786 | call sync_editor_to_pane(editor) |
| 1787 | call update_viewport(editor) |
| 1788 | |
| 1789 | ! Search commands |
| 1790 | case('ctrl-f') |
| 1791 | ! Unified search and replace (Ctrl+F) |
| 1792 | call show_unified_search_prompt(editor, buffer) |
| 1793 | call update_viewport(editor) |
| 1794 | |
| 1795 | case('ctrl-r') |
| 1796 | ! Find and replace |
| 1797 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1798 | call show_replace_prompt(editor, buffer) |
| 1799 | call update_viewport(editor) |
| 1800 | is_edit_action = .true. |
| 1801 | |
| 1802 | case('n') |
| 1803 | ! Only use 'n' for search navigation if we have an active search |
| 1804 | if (allocated(current_search_pattern)) then |
| 1805 | call search_forward(editor, buffer) |
| 1806 | call update_viewport(editor) |
| 1807 | else |
| 1808 | ! No active search, treat as regular character with multi-cursor support |
| 1809 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1810 | if (size(editor%cursors) > 1) then |
| 1811 | call insert_char_multiple_cursors(editor, buffer, 'n') |
| 1812 | else |
| 1813 | call insert_char(editor%cursors(editor%active_cursor), buffer, 'n') |
| 1814 | end if |
| 1815 | call sync_editor_to_pane(editor) |
| 1816 | is_edit_action = .true. |
| 1817 | end if |
| 1818 | |
| 1819 | case('N') |
| 1820 | ! Only use 'N' for search navigation if we have an active search |
| 1821 | if (allocated(current_search_pattern)) then |
| 1822 | call search_backward(editor, buffer) |
| 1823 | call update_viewport(editor) |
| 1824 | else |
| 1825 | ! No active search, treat as regular character with multi-cursor support |
| 1826 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1827 | if (size(editor%cursors) > 1) then |
| 1828 | call insert_char_multiple_cursors(editor, buffer, 'N') |
| 1829 | else |
| 1830 | call insert_char(editor%cursors(editor%active_cursor), buffer, 'N') |
| 1831 | end if |
| 1832 | call sync_editor_to_pane(editor) |
| 1833 | is_edit_action = .true. |
| 1834 | end if |
| 1835 | |
| 1836 | case default |
| 1837 | ! Check for mouse events |
| 1838 | if (index(key_str, 'mouse-') == 1) then |
| 1839 | call handle_mouse_event_action(key_str, editor, buffer) |
| 1840 | call sync_editor_to_pane(editor) |
| 1841 | ! Regular character input (including space) |
| 1842 | ! Check for single char: either len_trim=1, or it's a space (trim removes it) |
| 1843 | else if (len_trim(key_str) == 1 .or. (len_trim(key_str) == 0 .and. key_str(1:1) == ' ')) then |
| 1844 | if (.not. last_action_was_edit) call save_undo_state(buffer, editor) |
| 1845 | ! Handle character input for all cursors |
| 1846 | if (size(editor%cursors) > 1) then |
| 1847 | call insert_char_multiple_cursors(editor, buffer, key_str(1:1)) |
| 1848 | else |
| 1849 | call insert_char(editor%cursors(editor%active_cursor), buffer, key_str(1:1)) |
| 1850 | end if |
| 1851 | call sync_editor_to_pane(editor) |
| 1852 | is_edit_action = .true. |
| 1853 | |
| 1854 | ! Auto-trigger signature help on '(' or ',' |
| 1855 | if (key_str(1:1) == '(' .or. key_str(1:1) == ',') then |
| 1856 | block |
| 1857 | integer :: sig_server |
| 1858 | sig_server = get_lsp_server_for_cap(editor, CAP_COMPLETION) ! Signature help typically comes from completion provider |
| 1859 | if (sig_server > 0) then |
| 1860 | block |
| 1861 | integer :: request_id, lsp_line, lsp_char |
| 1862 | lsp_line = editor%cursors(editor%active_cursor)%line - 1 |
| 1863 | lsp_char = editor%cursors(editor%active_cursor)%column - 1 |
| 1864 | |
| 1865 | ! Save editor state for callback |
| 1866 | saved_editor_for_callback => editor |
| 1867 | |
| 1868 | request_id = request_signature_help(editor%lsp_manager, & |
| 1869 | sig_server, & |
| 1870 | editor%tabs(editor%active_tab_index)%filename, & |
| 1871 | lsp_line, lsp_char, handle_signature_response_wrapper) |
| 1872 | |
| 1873 | if (request_id > 0) then |
| 1874 | ! Show tooltip placeholder |
| 1875 | call show_signature_tooltip(editor%signature_tooltip, & |
| 1876 | editor%cursors(editor%active_cursor)%line - editor%viewport_line + 1, & |
| 1877 | editor%cursors(editor%active_cursor)%column - editor%viewport_column + 1) |
| 1878 | end if |
| 1879 | end block |
| 1880 | end if |
| 1881 | end block |
| 1882 | end if |
| 1883 | |
| 1884 | ! Hide signature help on ')' |
| 1885 | if (key_str(1:1) == ')') then |
| 1886 | call hide_signature_tooltip(editor%signature_tooltip) |
| 1887 | end if |
| 1888 | end if |
| 1889 | end select |
| 1890 | |
| 1891 | ! Update edit action state |
| 1892 | last_action_was_edit = is_edit_action |
| 1893 | |
| 1894 | ! Notify LSP of document changes if buffer was modified |
| 1895 | if (is_edit_action) then |
| 1896 | call notify_buffer_change(editor, buffer) |
| 1897 | end if |
| 1898 | end subroutine handle_key_command |
| 1899 | |
| 1900 | subroutine move_cursor_up(cursor, buffer) |
| 1901 | type(cursor_t), intent(inout) :: cursor |
| 1902 | type(buffer_t), intent(in) :: buffer |
| 1903 | character(len=:), allocatable :: target_line |
| 1904 | |
| 1905 | cursor%has_selection = .false. ! Clear selection |
| 1906 | if (cursor%line > 1) then |
| 1907 | cursor%line = cursor%line - 1 |
| 1908 | target_line = buffer_get_line(buffer, cursor%line) |
| 1909 | |
| 1910 | ! Always use goal column, clamped to line bounds (standard editor behavior) |
| 1911 | cursor%column = cursor%desired_column |
| 1912 | if (cursor%column > len(target_line) + 1) then |
| 1913 | cursor%column = len(target_line) + 1 |
| 1914 | end if |
| 1915 | |
| 1916 | if (allocated(target_line)) deallocate(target_line) |
| 1917 | end if |
| 1918 | end subroutine move_cursor_up |
| 1919 | |
| 1920 | subroutine move_cursor_down(cursor, buffer, line_count) |
| 1921 | type(cursor_t), intent(inout) :: cursor |
| 1922 | type(buffer_t), intent(in) :: buffer |
| 1923 | integer, intent(in) :: line_count |
| 1924 | character(len=:), allocatable :: target_line |
| 1925 | |
| 1926 | cursor%has_selection = .false. ! Clear selection |
| 1927 | if (cursor%line < line_count) then |
| 1928 | cursor%line = cursor%line + 1 |
| 1929 | target_line = buffer_get_line(buffer, cursor%line) |
| 1930 | |
| 1931 | ! Always use goal column, clamped to line bounds (standard editor behavior) |
| 1932 | cursor%column = cursor%desired_column |
| 1933 | if (cursor%column > len(target_line) + 1) then |
| 1934 | cursor%column = len(target_line) + 1 |
| 1935 | end if |
| 1936 | |
| 1937 | if (allocated(target_line)) deallocate(target_line) |
| 1938 | end if |
| 1939 | end subroutine move_cursor_down |
| 1940 | |
| 1941 | subroutine move_cursor_left(cursor, buffer) |
| 1942 | type(cursor_t), intent(inout) :: cursor |
| 1943 | type(buffer_t), intent(in) :: buffer |
| 1944 | integer :: char_count |
| 1945 | |
| 1946 | ! If we have a selection, move to START of selection (leftmost/earliest position) |
| 1947 | if (cursor%has_selection) then |
| 1948 | ! Find which end is further left (start of selection) |
| 1949 | if (cursor%selection_start_line < cursor%line .or. & |
| 1950 | (cursor%selection_start_line == cursor%line .and. cursor%selection_start_col < cursor%column)) then |
| 1951 | ! selection_start is the start - move there |
| 1952 | cursor%line = cursor%selection_start_line |
| 1953 | cursor%column = cursor%selection_start_col |
| 1954 | end if |
| 1955 | ! Otherwise cursor is already at the start |
| 1956 | cursor%has_selection = .false. |
| 1957 | cursor%desired_column = cursor%column |
| 1958 | return |
| 1959 | end if |
| 1960 | |
| 1961 | if (cursor%column > 1) then |
| 1962 | cursor%column = cursor%column - 1 |
| 1963 | cursor%desired_column = cursor%column |
| 1964 | else if (cursor%line > 1) then |
| 1965 | ! Move to end of previous line |
| 1966 | cursor%line = cursor%line - 1 |
| 1967 | char_count = buffer_get_line_char_count(buffer, cursor%line) |
| 1968 | cursor%column = char_count + 1 |
| 1969 | cursor%desired_column = cursor%column |
| 1970 | end if |
| 1971 | end subroutine move_cursor_left |
| 1972 | |
| 1973 | subroutine move_cursor_right(cursor, buffer) |
| 1974 | type(cursor_t), intent(inout) :: cursor |
| 1975 | type(buffer_t), intent(in) :: buffer |
| 1976 | integer :: line_count, char_count |
| 1977 | |
| 1978 | ! If we have a selection, move to END of selection (rightmost/latest position) |
| 1979 | if (cursor%has_selection) then |
| 1980 | ! Find which end is further right (end of selection) |
| 1981 | if (cursor%selection_start_line > cursor%line .or. & |
| 1982 | (cursor%selection_start_line == cursor%line .and. cursor%selection_start_col > cursor%column)) then |
| 1983 | ! selection_start is the end - move there |
| 1984 | cursor%line = cursor%selection_start_line |
| 1985 | cursor%column = cursor%selection_start_col |
| 1986 | end if |
| 1987 | ! Otherwise cursor is already at the end |
| 1988 | cursor%has_selection = .false. |
| 1989 | cursor%desired_column = cursor%column |
| 1990 | return |
| 1991 | end if |
| 1992 | |
| 1993 | char_count = buffer_get_line_char_count(buffer, cursor%line) |
| 1994 | line_count = buffer_get_line_count(buffer) |
| 1995 | |
| 1996 | if (cursor%column <= char_count) then |
| 1997 | cursor%column = cursor%column + 1 |
| 1998 | cursor%desired_column = cursor%column |
| 1999 | else if (cursor%line < line_count) then |
| 2000 | ! Move to start of next line |
| 2001 | cursor%line = cursor%line + 1 |
| 2002 | cursor%column = 1 |
| 2003 | cursor%desired_column = cursor%column |
| 2004 | end if |
| 2005 | end subroutine move_cursor_right |
| 2006 | |
| 2007 | subroutine move_cursor_smart_home(cursor, buffer) |
| 2008 | type(cursor_t), intent(inout) :: cursor |
| 2009 | type(buffer_t), intent(in) :: buffer |
| 2010 | character(len=:), allocatable :: line |
| 2011 | integer :: first_non_whitespace, i |
| 2012 | |
| 2013 | cursor%has_selection = .false. ! Clear selection |
| 2014 | |
| 2015 | ! Get the current line |
| 2016 | line = buffer_get_line(buffer, cursor%line) |
| 2017 | |
| 2018 | ! Find the first non-whitespace character |
| 2019 | first_non_whitespace = 1 |
| 2020 | do i = 1, len(line) |
| 2021 | if (line(i:i) /= ' ' .and. line(i:i) /= char(9)) then ! Not space or tab |
| 2022 | first_non_whitespace = i |
| 2023 | exit |
| 2024 | end if |
| 2025 | end do |
| 2026 | |
| 2027 | ! Smart home behavior: |
| 2028 | ! If we're already at the first non-whitespace, go to column 1 |
| 2029 | ! If we're at column 1, go to first non-whitespace |
| 2030 | ! Otherwise, go to first non-whitespace |
| 2031 | if (cursor%column == first_non_whitespace .and. first_non_whitespace > 1) then |
| 2032 | cursor%column = 1 |
| 2033 | else |
| 2034 | cursor%column = first_non_whitespace |
| 2035 | end if |
| 2036 | |
| 2037 | cursor%desired_column = cursor%column |
| 2038 | |
| 2039 | if (allocated(line)) deallocate(line) |
| 2040 | end subroutine move_cursor_smart_home |
| 2041 | |
| 2042 | subroutine move_cursor_end(cursor, buffer) |
| 2043 | type(cursor_t), intent(inout) :: cursor |
| 2044 | type(buffer_t), intent(in) :: buffer |
| 2045 | character(len=:), allocatable :: line |
| 2046 | |
| 2047 | cursor%has_selection = .false. ! Clear selection |
| 2048 | line = buffer_get_line(buffer, cursor%line) |
| 2049 | cursor%column = len(line) + 1 |
| 2050 | cursor%desired_column = cursor%column |
| 2051 | if (allocated(line)) deallocate(line) |
| 2052 | end subroutine move_cursor_end |
| 2053 | |
| 2054 | subroutine move_cursor_page_up(cursor, editor) |
| 2055 | type(cursor_t), intent(inout) :: cursor |
| 2056 | type(editor_state_t), intent(in) :: editor |
| 2057 | integer :: page_size |
| 2058 | |
| 2059 | cursor%has_selection = .false. ! Clear selection |
| 2060 | page_size = editor%screen_rows - 2 ! Leave room for status bar |
| 2061 | cursor%line = max(1, cursor%line - page_size) |
| 2062 | cursor%column = cursor%desired_column |
| 2063 | end subroutine move_cursor_page_up |
| 2064 | |
| 2065 | subroutine move_cursor_page_down(cursor, editor, line_count) |
| 2066 | type(cursor_t), intent(inout) :: cursor |
| 2067 | type(editor_state_t), intent(in) :: editor |
| 2068 | integer, intent(in) :: line_count |
| 2069 | integer :: page_size |
| 2070 | |
| 2071 | cursor%has_selection = .false. ! Clear selection |
| 2072 | page_size = editor%screen_rows - 2 ! Leave room for status bar |
| 2073 | cursor%line = min(line_count, cursor%line + page_size) |
| 2074 | cursor%column = cursor%desired_column |
| 2075 | end subroutine move_cursor_page_down |
| 2076 | |
| 2077 | subroutine move_cursor_word_left(cursor, buffer) |
| 2078 | type(cursor_t), intent(inout) :: cursor |
| 2079 | type(buffer_t), intent(in) :: buffer |
| 2080 | character(len=:), allocatable :: line |
| 2081 | integer :: pos, line_len |
| 2082 | |
| 2083 | cursor%has_selection = .false. ! Clear selection |
| 2084 | line = buffer_get_line(buffer, cursor%line) |
| 2085 | line_len = len(line) |
| 2086 | pos = cursor%column |
| 2087 | |
| 2088 | ! Handle empty lines |
| 2089 | if (line_len == 0) then |
| 2090 | if (cursor%line > 1) then |
| 2091 | ! Move to end of previous line |
| 2092 | cursor%line = cursor%line - 1 |
| 2093 | if (allocated(line)) deallocate(line) |
| 2094 | line = buffer_get_line(buffer, cursor%line) |
| 2095 | cursor%column = len(line) + 1 |
| 2096 | else |
| 2097 | cursor%column = 1 |
| 2098 | end if |
| 2099 | cursor%desired_column = cursor%column |
| 2100 | if (allocated(line)) deallocate(line) |
| 2101 | return |
| 2102 | end if |
| 2103 | |
| 2104 | if (pos > 1 .and. line_len > 0) then |
| 2105 | ! Simple algorithm: move left one position at a time until we find a word start |
| 2106 | ! A word start is: a word char that's either at position 1 OR preceded by a non-word char |
| 2107 | |
| 2108 | pos = pos - 1 ! Move left one position |
| 2109 | |
| 2110 | ! Skip any whitespace |
| 2111 | do while (pos > 1 .and. pos <= line_len) |
| 2112 | if (line(pos:pos) /= ' ') exit |
| 2113 | pos = pos - 1 |
| 2114 | end do |
| 2115 | |
| 2116 | ! If we're on a word character, go to the start of this word |
| 2117 | if (pos >= 1 .and. pos <= line_len) then |
| 2118 | if (is_word_char(line(pos:pos))) then |
| 2119 | ! Move to the start of the current word |
| 2120 | do while (pos > 1) |
| 2121 | if (pos-1 < 1) exit ! Safety check |
| 2122 | if (.not. is_word_char(line(pos-1:pos-1))) exit |
| 2123 | pos = pos - 1 |
| 2124 | end do |
| 2125 | end if |
| 2126 | end if |
| 2127 | |
| 2128 | ! Clamp to valid range |
| 2129 | if (pos < 1) pos = 1 |
| 2130 | if (pos > line_len + 1) pos = line_len + 1 |
| 2131 | |
| 2132 | cursor%column = pos |
| 2133 | else if (cursor%line > 1) then |
| 2134 | ! Move to end of previous line |
| 2135 | cursor%line = cursor%line - 1 |
| 2136 | if (allocated(line)) deallocate(line) |
| 2137 | line = buffer_get_line(buffer, cursor%line) |
| 2138 | cursor%column = len(line) + 1 |
| 2139 | else |
| 2140 | cursor%column = 1 |
| 2141 | end if |
| 2142 | |
| 2143 | cursor%desired_column = cursor%column |
| 2144 | if (allocated(line)) deallocate(line) |
| 2145 | end subroutine move_cursor_word_left |
| 2146 | |
| 2147 | subroutine move_cursor_word_right(cursor, buffer) |
| 2148 | type(cursor_t), intent(inout) :: cursor |
| 2149 | type(buffer_t), intent(in) :: buffer |
| 2150 | character(len=:), allocatable :: line |
| 2151 | integer :: pos, line_count, line_len |
| 2152 | |
| 2153 | cursor%has_selection = .false. ! Clear selection |
| 2154 | line = buffer_get_line(buffer, cursor%line) |
| 2155 | line_count = buffer_get_line_count(buffer) |
| 2156 | line_len = len(line) |
| 2157 | pos = cursor%column |
| 2158 | |
| 2159 | if (pos <= line_len) then |
| 2160 | ! VSCode-style word navigation: stop after each word OR punctuation group |
| 2161 | if (line(pos:pos) == ' ') then |
| 2162 | ! On whitespace - skip all whitespace |
| 2163 | do while (pos < line_len) |
| 2164 | if (pos+1 <= line_len .and. line(pos+1:pos+1) == ' ') then |
| 2165 | pos = pos + 1 |
| 2166 | else |
| 2167 | exit |
| 2168 | end if |
| 2169 | end do |
| 2170 | pos = pos + 1 ! Move past whitespace |
| 2171 | else if (is_word_char(line(pos:pos))) then |
| 2172 | ! We're on a word character - skip to end of this word |
| 2173 | do while (pos < line_len) |
| 2174 | if (pos+1 <= line_len) then |
| 2175 | if (.not. is_word_char(line(pos+1:pos+1))) exit |
| 2176 | end if |
| 2177 | pos = pos + 1 |
| 2178 | end do |
| 2179 | pos = pos + 1 ! Move past the word |
| 2180 | else |
| 2181 | ! We're on punctuation - skip to end of punctuation group |
| 2182 | ! e.g., "##" should be treated as one group |
| 2183 | do while (pos < line_len) |
| 2184 | if (pos+1 <= line_len) then |
| 2185 | ! Stop if next char is word char or space |
| 2186 | if (is_word_char(line(pos+1:pos+1)) .or. line(pos+1:pos+1) == ' ') exit |
| 2187 | end if |
| 2188 | pos = pos + 1 |
| 2189 | end do |
| 2190 | pos = pos + 1 ! Move past punctuation |
| 2191 | end if |
| 2192 | |
| 2193 | cursor%column = pos |
| 2194 | else if (cursor%line < line_count) then |
| 2195 | ! Move to start of next line |
| 2196 | cursor%line = cursor%line + 1 |
| 2197 | cursor%column = 1 |
| 2198 | else |
| 2199 | cursor%column = len(line) + 1 |
| 2200 | end if |
| 2201 | |
| 2202 | cursor%desired_column = cursor%column |
| 2203 | if (allocated(line)) deallocate(line) |
| 2204 | end subroutine move_cursor_word_right |
| 2205 | |
| 2206 | function is_word_char(ch) result(is_word) |
| 2207 | character, intent(in) :: ch |
| 2208 | logical :: is_word |
| 2209 | |
| 2210 | is_word = (ch >= 'a' .and. ch <= 'z') .or. & |
| 2211 | (ch >= 'A' .and. ch <= 'Z') .or. & |
| 2212 | (ch >= '0' .and. ch <= '9') .or. & |
| 2213 | ch == '_' |
| 2214 | end function is_word_char |
| 2215 | |
| 2216 | subroutine handle_backspace(cursor, buffer) |
| 2217 | type(cursor_t), intent(inout) :: cursor |
| 2218 | type(buffer_t), intent(inout) :: buffer |
| 2219 | |
| 2220 | ! Delete selection if one exists |
| 2221 | if (cursor%has_selection) then |
| 2222 | call delete_selection(cursor, buffer) |
| 2223 | return |
| 2224 | end if |
| 2225 | |
| 2226 | if (cursor%column > 1) then |
| 2227 | ! Delete character before cursor |
| 2228 | cursor%column = cursor%column - 1 |
| 2229 | call buffer_delete_at_cursor(buffer, cursor) |
| 2230 | cursor%desired_column = cursor%column |
| 2231 | else if (cursor%line > 1) then |
| 2232 | ! Join with previous line |
| 2233 | call join_line_with_previous(cursor, buffer) |
| 2234 | end if |
| 2235 | end subroutine handle_backspace |
| 2236 | |
| 2237 | subroutine handle_delete(cursor, buffer) |
| 2238 | type(cursor_t), intent(inout) :: cursor |
| 2239 | type(buffer_t), intent(inout) :: buffer |
| 2240 | character(len=:), allocatable :: line |
| 2241 | integer :: line_count |
| 2242 | |
| 2243 | ! Delete selection if one exists |
| 2244 | if (cursor%has_selection) then |
| 2245 | call delete_selection(cursor, buffer) |
| 2246 | return |
| 2247 | end if |
| 2248 | |
| 2249 | line = buffer_get_line(buffer, cursor%line) |
| 2250 | line_count = buffer_get_line_count(buffer) |
| 2251 | |
| 2252 | if (cursor%column <= len(line)) then |
| 2253 | ! Delete character at cursor |
| 2254 | call buffer_delete_at_cursor(buffer, cursor) |
| 2255 | else if (cursor%line < line_count) then |
| 2256 | ! Join with next line |
| 2257 | call join_line_with_next(cursor, buffer) |
| 2258 | end if |
| 2259 | |
| 2260 | if (allocated(line)) deallocate(line) |
| 2261 | end subroutine handle_delete |
| 2262 | |
| 2263 | subroutine handle_enter(cursor, buffer) |
| 2264 | type(cursor_t), intent(inout) :: cursor |
| 2265 | type(buffer_t), intent(inout) :: buffer |
| 2266 | character(len=:), allocatable :: current_line |
| 2267 | integer :: indent_level, i |
| 2268 | |
| 2269 | ! Delete selection if one exists |
| 2270 | if (cursor%has_selection) then |
| 2271 | call delete_selection(cursor, buffer) |
| 2272 | end if |
| 2273 | |
| 2274 | ! Get the current line to determine indentation |
| 2275 | current_line = buffer_get_line(buffer, cursor%line) |
| 2276 | |
| 2277 | ! Count leading spaces/tabs for auto-indent |
| 2278 | indent_level = 0 |
| 2279 | do i = 1, len(current_line) |
| 2280 | if (current_line(i:i) == ' ') then |
| 2281 | indent_level = indent_level + 1 |
| 2282 | else if (current_line(i:i) == char(9)) then ! Tab |
| 2283 | indent_level = indent_level + 4 ! Treat tab as 4 spaces |
| 2284 | else |
| 2285 | exit ! Found non-whitespace character |
| 2286 | end if |
| 2287 | end do |
| 2288 | |
| 2289 | ! Insert the newline |
| 2290 | call buffer_insert_newline(buffer, cursor) |
| 2291 | cursor%line = cursor%line + 1 |
| 2292 | cursor%column = 1 |
| 2293 | |
| 2294 | ! Insert the same indentation on the new line |
| 2295 | do i = 1, indent_level |
| 2296 | call buffer_insert_char(buffer, cursor, ' ') |
| 2297 | cursor%column = cursor%column + 1 |
| 2298 | end do |
| 2299 | |
| 2300 | cursor%desired_column = cursor%column |
| 2301 | |
| 2302 | if (allocated(current_line)) deallocate(current_line) |
| 2303 | end subroutine handle_enter |
| 2304 | |
| 2305 | subroutine handle_tab(cursor, buffer) |
| 2306 | type(cursor_t), intent(inout) :: cursor |
| 2307 | type(buffer_t), intent(inout) :: buffer |
| 2308 | integer :: i |
| 2309 | |
| 2310 | ! Insert 4 spaces |
| 2311 | do i = 1, 4 |
| 2312 | call buffer_insert_char(buffer, cursor, ' ') |
| 2313 | cursor%column = cursor%column + 1 |
| 2314 | end do |
| 2315 | cursor%desired_column = cursor%column |
| 2316 | end subroutine handle_tab |
| 2317 | |
| 2318 | subroutine indent_selection(cursor, buffer) |
| 2319 | type(cursor_t), intent(inout) :: cursor |
| 2320 | type(buffer_t), intent(inout) :: buffer |
| 2321 | integer :: start_line, end_line, i |
| 2322 | character(len=:), allocatable :: line |
| 2323 | |
| 2324 | if (.not. cursor%has_selection) return |
| 2325 | |
| 2326 | ! Get the range of lines to indent |
| 2327 | start_line = min(cursor%selection_start_line, cursor%line) |
| 2328 | end_line = max(cursor%selection_start_line, cursor%line) |
| 2329 | |
| 2330 | ! Indent each line in the selection |
| 2331 | do i = start_line, end_line |
| 2332 | line = buffer_get_line(buffer, i) |
| 2333 | ! Insert 4 spaces at the beginning of the line |
| 2334 | call buffer_insert_text_at(buffer, i, 1, " ") |
| 2335 | if (allocated(line)) deallocate(line) |
| 2336 | end do |
| 2337 | |
| 2338 | ! Adjust cursor position if needed |
| 2339 | if (cursor%column > 1) then |
| 2340 | cursor%column = cursor%column + 4 |
| 2341 | end if |
| 2342 | if (cursor%selection_start_col > 1) then |
| 2343 | cursor%selection_start_col = cursor%selection_start_col + 4 |
| 2344 | end if |
| 2345 | end subroutine indent_selection |
| 2346 | |
| 2347 | subroutine dedent_selection(cursor, buffer) |
| 2348 | type(cursor_t), intent(inout) :: cursor |
| 2349 | type(buffer_t), intent(inout) :: buffer |
| 2350 | integer :: start_line, end_line, i, spaces_to_remove |
| 2351 | character(len=:), allocatable :: line |
| 2352 | |
| 2353 | if (.not. cursor%has_selection) return |
| 2354 | |
| 2355 | ! Get the range of lines to dedent |
| 2356 | start_line = min(cursor%selection_start_line, cursor%line) |
| 2357 | end_line = max(cursor%selection_start_line, cursor%line) |
| 2358 | |
| 2359 | ! Dedent each line in the selection |
| 2360 | do i = start_line, end_line |
| 2361 | line = buffer_get_line(buffer, i) |
| 2362 | spaces_to_remove = 0 |
| 2363 | |
| 2364 | ! Count how many spaces we can remove (max 4) |
| 2365 | do while (spaces_to_remove < 4 .and. spaces_to_remove < len(line)) |
| 2366 | if (line(spaces_to_remove + 1:spaces_to_remove + 1) == ' ') then |
| 2367 | spaces_to_remove = spaces_to_remove + 1 |
| 2368 | else |
| 2369 | exit |
| 2370 | end if |
| 2371 | end do |
| 2372 | |
| 2373 | ! Remove the spaces |
| 2374 | if (spaces_to_remove > 0) then |
| 2375 | call buffer_delete_range(buffer, i, 1, i, spaces_to_remove + 1) |
| 2376 | |
| 2377 | ! Adjust cursor position for current line |
| 2378 | if (i == cursor%line .and. cursor%column > spaces_to_remove) then |
| 2379 | cursor%column = cursor%column - spaces_to_remove |
| 2380 | else if (i == cursor%line .and. cursor%column <= spaces_to_remove) then |
| 2381 | cursor%column = 1 |
| 2382 | end if |
| 2383 | |
| 2384 | if (i == cursor%selection_start_line .and. cursor%selection_start_col > spaces_to_remove) then |
| 2385 | cursor%selection_start_col = cursor%selection_start_col - spaces_to_remove |
| 2386 | else if (i == cursor%selection_start_line .and. cursor%selection_start_col <= spaces_to_remove) then |
| 2387 | cursor%selection_start_col = 1 |
| 2388 | end if |
| 2389 | end if |
| 2390 | |
| 2391 | if (allocated(line)) deallocate(line) |
| 2392 | end do |
| 2393 | end subroutine dedent_selection |
| 2394 | |
| 2395 | subroutine dedent_current_line(cursor, buffer) |
| 2396 | type(cursor_t), intent(inout) :: cursor |
| 2397 | type(buffer_t), intent(inout) :: buffer |
| 2398 | character(len=:), allocatable :: line |
| 2399 | integer :: spaces_to_remove |
| 2400 | |
| 2401 | line = buffer_get_line(buffer, cursor%line) |
| 2402 | spaces_to_remove = 0 |
| 2403 | |
| 2404 | ! Count how many spaces we can remove (max 4) |
| 2405 | do while (spaces_to_remove < 4 .and. spaces_to_remove < len(line)) |
| 2406 | if (line(spaces_to_remove + 1:spaces_to_remove + 1) == ' ') then |
| 2407 | spaces_to_remove = spaces_to_remove + 1 |
| 2408 | else |
| 2409 | exit |
| 2410 | end if |
| 2411 | end do |
| 2412 | |
| 2413 | ! Remove the spaces |
| 2414 | if (spaces_to_remove > 0) then |
| 2415 | call buffer_delete_range(buffer, cursor%line, 1, cursor%line, spaces_to_remove + 1) |
| 2416 | |
| 2417 | ! Adjust cursor position |
| 2418 | if (cursor%column > spaces_to_remove) then |
| 2419 | cursor%column = cursor%column - spaces_to_remove |
| 2420 | else |
| 2421 | cursor%column = 1 |
| 2422 | end if |
| 2423 | cursor%desired_column = cursor%column |
| 2424 | end if |
| 2425 | |
| 2426 | if (allocated(line)) deallocate(line) |
| 2427 | end subroutine dedent_current_line |
| 2428 | |
| 2429 | subroutine insert_char(cursor, buffer, ch) |
| 2430 | type(cursor_t), intent(inout) :: cursor |
| 2431 | type(buffer_t), intent(inout) :: buffer |
| 2432 | character, intent(in) :: ch |
| 2433 | character :: closing_char |
| 2434 | logical :: should_auto_close, should_wrap |
| 2435 | integer :: start_line, start_col, end_line, end_col |
| 2436 | |
| 2437 | ! Check if we should auto-close or wrap brackets/quotes |
| 2438 | should_auto_close = .false. |
| 2439 | should_wrap = .false. |
| 2440 | select case(ch) |
| 2441 | case('(') |
| 2442 | closing_char = ')' |
| 2443 | should_auto_close = .true. |
| 2444 | if (cursor%has_selection) should_wrap = .true. |
| 2445 | case('[') |
| 2446 | closing_char = ']' |
| 2447 | should_auto_close = .true. |
| 2448 | if (cursor%has_selection) should_wrap = .true. |
| 2449 | case('{') |
| 2450 | closing_char = '}' |
| 2451 | should_auto_close = .true. |
| 2452 | if (cursor%has_selection) should_wrap = .true. |
| 2453 | case('"') |
| 2454 | closing_char = '"' |
| 2455 | should_auto_close = .true. |
| 2456 | if (cursor%has_selection) should_wrap = .true. |
| 2457 | case("'") |
| 2458 | closing_char = "'" |
| 2459 | should_auto_close = .true. |
| 2460 | if (cursor%has_selection) should_wrap = .true. |
| 2461 | case('`') |
| 2462 | closing_char = '`' |
| 2463 | should_auto_close = .true. |
| 2464 | if (cursor%has_selection) should_wrap = .true. |
| 2465 | end select |
| 2466 | |
| 2467 | ! If we should wrap, don't delete - wrap the selection instead |
| 2468 | if (should_wrap) then |
| 2469 | ! Find selection bounds |
| 2470 | if (cursor%line < cursor%selection_start_line .or. & |
| 2471 | (cursor%line == cursor%selection_start_line .and. cursor%column < cursor%selection_start_col)) then |
| 2472 | start_line = cursor%line |
| 2473 | start_col = cursor%column |
| 2474 | end_line = cursor%selection_start_line |
| 2475 | end_col = cursor%selection_start_col |
| 2476 | else |
| 2477 | start_line = cursor%selection_start_line |
| 2478 | start_col = cursor%selection_start_col |
| 2479 | end_line = cursor%line |
| 2480 | end_col = cursor%column |
| 2481 | end if |
| 2482 | |
| 2483 | ! Insert closing character at end |
| 2484 | cursor%line = end_line |
| 2485 | cursor%column = end_col |
| 2486 | call buffer_insert_char(buffer, cursor, closing_char) |
| 2487 | |
| 2488 | ! Insert opening character at start |
| 2489 | cursor%line = start_line |
| 2490 | cursor%column = start_col |
| 2491 | call buffer_insert_char(buffer, cursor, ch) |
| 2492 | |
| 2493 | ! Position cursor after the opening bracket (inside the wrapped text) |
| 2494 | cursor%column = start_col + 1 |
| 2495 | cursor%has_selection = .false. |
| 2496 | cursor%desired_column = cursor%column |
| 2497 | return |
| 2498 | end if |
| 2499 | |
| 2500 | ! Delete selection if one exists (normal behavior) |
| 2501 | if (cursor%has_selection) then |
| 2502 | call delete_selection(cursor, buffer) |
| 2503 | end if |
| 2504 | |
| 2505 | ! Insert the character |
| 2506 | call buffer_insert_char(buffer, cursor, ch) |
| 2507 | cursor%column = cursor%column + 1 |
| 2508 | |
| 2509 | ! If auto-close is enabled, insert the closing character |
| 2510 | if (should_auto_close) then |
| 2511 | call buffer_insert_char(buffer, cursor, closing_char) |
| 2512 | ! Don't move cursor forward - stay between the brackets/quotes |
| 2513 | end if |
| 2514 | |
| 2515 | cursor%desired_column = cursor%column |
| 2516 | end subroutine insert_char |
| 2517 | |
| 2518 | subroutine insert_char_multiple_cursors(editor, buffer, ch) |
| 2519 | type(editor_state_t), intent(inout) :: editor |
| 2520 | type(buffer_t), intent(inout) :: buffer |
| 2521 | character, intent(in) :: ch |
| 2522 | integer :: i |
| 2523 | integer :: offset_adjust |
| 2524 | |
| 2525 | ! Sort cursors by position to handle offset adjustments |
| 2526 | call sort_cursors_by_position(editor) |
| 2527 | |
| 2528 | offset_adjust = 0 |
| 2529 | do i = 1, size(editor%cursors) |
| 2530 | ! For cursors with selection, delete selection first |
| 2531 | if (editor%cursors(i)%has_selection) then |
| 2532 | call delete_selection(editor%cursors(i), buffer) |
| 2533 | editor%cursors(i)%has_selection = .false. |
| 2534 | end if |
| 2535 | |
| 2536 | ! Insert character |
| 2537 | call buffer_insert_char(buffer, editor%cursors(i), ch) |
| 2538 | editor%cursors(i)%column = editor%cursors(i)%column + 1 |
| 2539 | editor%cursors(i)%desired_column = editor%cursors(i)%column |
| 2540 | end do |
| 2541 | end subroutine insert_char_multiple_cursors |
| 2542 | |
| 2543 | subroutine delete_selection(cursor, buffer) |
| 2544 | type(cursor_t), intent(inout) :: cursor |
| 2545 | type(buffer_t), intent(inout) :: buffer |
| 2546 | integer :: start_line, start_col, end_line, end_col |
| 2547 | integer :: i |
| 2548 | character(len=:), allocatable :: line |
| 2549 | |
| 2550 | if (.not. cursor%has_selection) return |
| 2551 | |
| 2552 | ! Determine start and end of selection |
| 2553 | if (cursor%line < cursor%selection_start_line .or. & |
| 2554 | (cursor%line == cursor%selection_start_line .and. & |
| 2555 | cursor%column < cursor%selection_start_col)) then |
| 2556 | start_line = cursor%line |
| 2557 | start_col = cursor%column |
| 2558 | end_line = cursor%selection_start_line |
| 2559 | end_col = cursor%selection_start_col |
| 2560 | else |
| 2561 | start_line = cursor%selection_start_line |
| 2562 | start_col = cursor%selection_start_col |
| 2563 | end_line = cursor%line |
| 2564 | end_col = cursor%column |
| 2565 | end if |
| 2566 | |
| 2567 | ! Delete the selection |
| 2568 | if (start_line == end_line) then |
| 2569 | ! Single-line selection |
| 2570 | line = buffer_get_line(buffer, start_line) |
| 2571 | cursor%line = start_line |
| 2572 | cursor%column = start_col |
| 2573 | do i = start_col, end_col - 1 |
| 2574 | call buffer_delete_at_cursor(buffer, cursor) |
| 2575 | end do |
| 2576 | if (allocated(line)) deallocate(line) |
| 2577 | else |
| 2578 | ! Multi-line selection |
| 2579 | ! Delete from start_col to end of first line |
| 2580 | cursor%line = start_line |
| 2581 | cursor%column = start_col |
| 2582 | line = buffer_get_line(buffer, start_line) |
| 2583 | do i = start_col, len(line) |
| 2584 | call buffer_delete_at_cursor(buffer, cursor) |
| 2585 | end do |
| 2586 | if (allocated(line)) deallocate(line) |
| 2587 | |
| 2588 | ! Delete entire lines in between |
| 2589 | do i = start_line + 1, end_line - 1 |
| 2590 | ! After deleting from first line, the next line moves up |
| 2591 | ! So we keep deleting line at position start_line + 1 |
| 2592 | if (buffer_get_line_count(buffer) > start_line) then |
| 2593 | ! Delete the newline to join with next line |
| 2594 | line = buffer_get_line(buffer, start_line) |
| 2595 | cursor%column = len(line) + 1 |
| 2596 | call buffer_delete_at_cursor(buffer, cursor) ! Delete newline |
| 2597 | if (allocated(line)) deallocate(line) |
| 2598 | |
| 2599 | ! Delete all content of the joined line |
| 2600 | line = buffer_get_line(buffer, start_line) |
| 2601 | cursor%column = len(line) |
| 2602 | do while (cursor%column > start_col .and. cursor%column > 0) |
| 2603 | call buffer_delete_at_cursor(buffer, cursor) |
| 2604 | cursor%column = cursor%column - 1 |
| 2605 | end do |
| 2606 | if (allocated(line)) deallocate(line) |
| 2607 | end if |
| 2608 | end do |
| 2609 | |
| 2610 | ! Delete from beginning of last line to end_col |
| 2611 | if (buffer_get_line_count(buffer) > start_line) then |
| 2612 | line = buffer_get_line(buffer, start_line) |
| 2613 | cursor%column = len(line) + 1 |
| 2614 | call buffer_delete_at_cursor(buffer, cursor) ! Delete newline |
| 2615 | if (allocated(line)) deallocate(line) |
| 2616 | |
| 2617 | ! Delete from start to end_col |
| 2618 | cursor%column = start_col |
| 2619 | do i = 1, end_col - 1 |
| 2620 | if (cursor%column <= buffer_get_line_count(buffer)) then |
| 2621 | call buffer_delete_at_cursor(buffer, cursor) |
| 2622 | end if |
| 2623 | end do |
| 2624 | end if |
| 2625 | |
| 2626 | cursor%line = start_line |
| 2627 | cursor%column = start_col |
| 2628 | end if |
| 2629 | |
| 2630 | cursor%has_selection = .false. |
| 2631 | end subroutine delete_selection |
| 2632 | |
| 2633 | function get_selection_text(cursor, buffer) result(text) |
| 2634 | type(cursor_t), intent(in) :: cursor |
| 2635 | type(buffer_t), intent(in) :: buffer |
| 2636 | character(len=:), allocatable :: text |
| 2637 | integer :: start_line, start_col, end_line, end_col |
| 2638 | integer :: i |
| 2639 | character(len=:), allocatable :: line |
| 2640 | |
| 2641 | if (.not. cursor%has_selection) then |
| 2642 | allocate(character(len=0) :: text) |
| 2643 | return |
| 2644 | end if |
| 2645 | |
| 2646 | ! Determine start and end of selection |
| 2647 | if (cursor%line < cursor%selection_start_line .or. & |
| 2648 | (cursor%line == cursor%selection_start_line .and. & |
| 2649 | cursor%column < cursor%selection_start_col)) then |
| 2650 | start_line = cursor%line |
| 2651 | start_col = cursor%column |
| 2652 | end_line = cursor%selection_start_line |
| 2653 | end_col = cursor%selection_start_col |
| 2654 | else |
| 2655 | start_line = cursor%selection_start_line |
| 2656 | start_col = cursor%selection_start_col |
| 2657 | end_line = cursor%line |
| 2658 | end_col = cursor%column |
| 2659 | end if |
| 2660 | |
| 2661 | ! Extract text based on selection |
| 2662 | if (start_line == end_line) then |
| 2663 | ! Single-line selection |
| 2664 | line = buffer_get_line(buffer, start_line) |
| 2665 | if (allocated(line) .and. start_col <= len(line) + 1 .and. end_col <= len(line) + 1) then |
| 2666 | if (end_col > start_col) then |
| 2667 | allocate(character(len=end_col - start_col) :: text) |
| 2668 | text = line(start_col:end_col - 1) |
| 2669 | else |
| 2670 | allocate(character(len=0) :: text) |
| 2671 | end if |
| 2672 | else |
| 2673 | allocate(character(len=0) :: text) |
| 2674 | end if |
| 2675 | if (allocated(line)) deallocate(line) |
| 2676 | else |
| 2677 | ! Multi-line selection |
| 2678 | text = "" |
| 2679 | |
| 2680 | ! First line (from start_col to end) |
| 2681 | line = buffer_get_line(buffer, start_line) |
| 2682 | if (allocated(line)) then |
| 2683 | if (start_col <= len(line)) then |
| 2684 | text = text // line(start_col:) |
| 2685 | end if |
| 2686 | text = text // char(10) ! newline |
| 2687 | deallocate(line) |
| 2688 | end if |
| 2689 | |
| 2690 | ! Middle lines (complete lines) |
| 2691 | do i = start_line + 1, end_line - 1 |
| 2692 | line = buffer_get_line(buffer, i) |
| 2693 | if (allocated(line)) then |
| 2694 | text = text // line // char(10) |
| 2695 | deallocate(line) |
| 2696 | end if |
| 2697 | end do |
| 2698 | |
| 2699 | ! Last line (from beginning to end_col) |
| 2700 | line = buffer_get_line(buffer, end_line) |
| 2701 | if (allocated(line)) then |
| 2702 | if (end_col > 1 .and. end_col <= len(line) + 1) then |
| 2703 | text = text // line(1:end_col - 1) |
| 2704 | end if |
| 2705 | deallocate(line) |
| 2706 | end if |
| 2707 | end if |
| 2708 | end function get_selection_text |
| 2709 | |
| 2710 | subroutine sort_cursors_by_position(editor) |
| 2711 | type(editor_state_t), intent(inout) :: editor |
| 2712 | type(cursor_t) :: temp |
| 2713 | integer :: i, j |
| 2714 | logical :: swapped |
| 2715 | |
| 2716 | ! Simple bubble sort for small number of cursors |
| 2717 | do i = 1, size(editor%cursors) - 1 |
| 2718 | swapped = .false. |
| 2719 | do j = 1, size(editor%cursors) - i |
| 2720 | if (editor%cursors(j)%line > editor%cursors(j+1)%line .or. & |
| 2721 | (editor%cursors(j)%line == editor%cursors(j+1)%line .and. & |
| 2722 | editor%cursors(j)%column > editor%cursors(j+1)%column)) then |
| 2723 | temp = editor%cursors(j) |
| 2724 | editor%cursors(j) = editor%cursors(j+1) |
| 2725 | editor%cursors(j+1) = temp |
| 2726 | if (editor%active_cursor == j) then |
| 2727 | editor%active_cursor = j + 1 |
| 2728 | else if (editor%active_cursor == j + 1) then |
| 2729 | editor%active_cursor = j |
| 2730 | end if |
| 2731 | swapped = .true. |
| 2732 | end if |
| 2733 | end do |
| 2734 | if (.not. swapped) exit |
| 2735 | end do |
| 2736 | end subroutine sort_cursors_by_position |
| 2737 | |
| 2738 | subroutine deduplicate_cursors(editor) |
| 2739 | type(editor_state_t), intent(inout) :: editor |
| 2740 | type(cursor_t), allocatable :: unique_cursors(:) |
| 2741 | integer :: i, j, unique_count, duplicate_of |
| 2742 | logical :: is_duplicate |
| 2743 | integer, allocatable :: old_to_new_map(:) |
| 2744 | |
| 2745 | if (size(editor%cursors) <= 1) return |
| 2746 | |
| 2747 | ! Allocate mapping from old cursor indices to new indices |
| 2748 | allocate(old_to_new_map(size(editor%cursors))) |
| 2749 | old_to_new_map = 0 |
| 2750 | |
| 2751 | ! Count unique cursors |
| 2752 | unique_count = 0 |
| 2753 | do i = 1, size(editor%cursors) |
| 2754 | is_duplicate = .false. |
| 2755 | do j = 1, i-1 |
| 2756 | if (editor%cursors(i)%line == editor%cursors(j)%line .and. & |
| 2757 | editor%cursors(i)%column == editor%cursors(j)%column) then |
| 2758 | is_duplicate = .true. |
| 2759 | exit |
| 2760 | end if |
| 2761 | end do |
| 2762 | if (.not. is_duplicate) then |
| 2763 | unique_count = unique_count + 1 |
| 2764 | end if |
| 2765 | end do |
| 2766 | |
| 2767 | ! If we have duplicates, create new array with only unique cursors |
| 2768 | if (unique_count < size(editor%cursors)) then |
| 2769 | allocate(unique_cursors(unique_count)) |
| 2770 | unique_count = 0 |
| 2771 | do i = 1, size(editor%cursors) |
| 2772 | is_duplicate = .false. |
| 2773 | duplicate_of = 0 |
| 2774 | do j = 1, i-1 |
| 2775 | if (editor%cursors(i)%line == editor%cursors(j)%line .and. & |
| 2776 | editor%cursors(i)%column == editor%cursors(j)%column) then |
| 2777 | is_duplicate = .true. |
| 2778 | duplicate_of = j |
| 2779 | exit |
| 2780 | end if |
| 2781 | end do |
| 2782 | if (.not. is_duplicate) then |
| 2783 | unique_count = unique_count + 1 |
| 2784 | unique_cursors(unique_count) = editor%cursors(i) |
| 2785 | old_to_new_map(i) = unique_count |
| 2786 | else |
| 2787 | ! This cursor is a duplicate of an earlier one |
| 2788 | ! Map it to the same new index as the earlier cursor |
| 2789 | old_to_new_map(i) = old_to_new_map(duplicate_of) |
| 2790 | end if |
| 2791 | end do |
| 2792 | |
| 2793 | ! Update active cursor using the mapping |
| 2794 | if (editor%active_cursor > 0 .and. editor%active_cursor <= size(old_to_new_map)) then |
| 2795 | editor%active_cursor = old_to_new_map(editor%active_cursor) |
| 2796 | end if |
| 2797 | ! Ensure active_cursor is valid |
| 2798 | if (editor%active_cursor < 1 .or. editor%active_cursor > unique_count) then |
| 2799 | editor%active_cursor = 1 |
| 2800 | end if |
| 2801 | |
| 2802 | deallocate(editor%cursors) |
| 2803 | editor%cursors = unique_cursors |
| 2804 | deallocate(old_to_new_map) |
| 2805 | end if |
| 2806 | end subroutine deduplicate_cursors |
| 2807 | |
| 2808 | subroutine join_line_with_previous(cursor, buffer) |
| 2809 | type(cursor_t), intent(inout) :: cursor |
| 2810 | type(buffer_t), intent(inout) :: buffer |
| 2811 | character(len=:), allocatable :: prev_line |
| 2812 | integer :: new_column |
| 2813 | |
| 2814 | prev_line = buffer_get_line(buffer, cursor%line - 1) |
| 2815 | new_column = len(prev_line) + 1 |
| 2816 | |
| 2817 | ! Move to end of previous line |
| 2818 | cursor%line = cursor%line - 1 |
| 2819 | cursor%column = new_column |
| 2820 | |
| 2821 | ! Delete the newline |
| 2822 | call buffer_delete_at_cursor(buffer, cursor) |
| 2823 | |
| 2824 | cursor%desired_column = cursor%column |
| 2825 | if (allocated(prev_line)) deallocate(prev_line) |
| 2826 | end subroutine join_line_with_previous |
| 2827 | |
| 2828 | subroutine join_line_with_next(cursor, buffer) |
| 2829 | type(cursor_t), intent(inout) :: cursor |
| 2830 | type(buffer_t), intent(inout) :: buffer |
| 2831 | |
| 2832 | ! Delete the newline at end of current line |
| 2833 | call buffer_delete_at_cursor(buffer, cursor) |
| 2834 | end subroutine join_line_with_next |
| 2835 | |
| 2836 | subroutine kill_line_forward(cursor, buffer) |
| 2837 | type(cursor_t), intent(inout) :: cursor |
| 2838 | type(buffer_t), intent(inout) :: buffer |
| 2839 | character(len=:), allocatable :: line |
| 2840 | character(len=:), allocatable :: killed_text |
| 2841 | integer :: i |
| 2842 | |
| 2843 | cursor%has_selection = .false. ! Clear selection |
| 2844 | |
| 2845 | line = buffer_get_line(buffer, cursor%line) |
| 2846 | |
| 2847 | if (cursor%column <= len(line)) then |
| 2848 | ! Kill from cursor to end of line |
| 2849 | killed_text = line(cursor%column:) |
| 2850 | do i = cursor%column, len(line) |
| 2851 | call buffer_delete_at_cursor(buffer, cursor) |
| 2852 | end do |
| 2853 | else |
| 2854 | ! At end of line - kill the newline |
| 2855 | killed_text = char(10) ! newline |
| 2856 | call buffer_delete_at_cursor(buffer, cursor) |
| 2857 | end if |
| 2858 | |
| 2859 | ! Add to yank stack |
| 2860 | if (len(killed_text) > 0) then |
| 2861 | call push_yank(yank_stack, killed_text) |
| 2862 | end if |
| 2863 | |
| 2864 | buffer%modified = .true. |
| 2865 | if (allocated(line)) deallocate(line) |
| 2866 | if (allocated(killed_text)) deallocate(killed_text) |
| 2867 | end subroutine kill_line_forward |
| 2868 | |
| 2869 | subroutine kill_line_backward(cursor, buffer) |
| 2870 | type(cursor_t), intent(inout) :: cursor |
| 2871 | type(buffer_t), intent(inout) :: buffer |
| 2872 | character(len=:), allocatable :: line |
| 2873 | character(len=:), allocatable :: killed_text |
| 2874 | integer :: i, start_col |
| 2875 | |
| 2876 | cursor%has_selection = .false. ! Clear selection |
| 2877 | |
| 2878 | line = buffer_get_line(buffer, cursor%line) |
| 2879 | start_col = cursor%column |
| 2880 | |
| 2881 | if (cursor%column > 1) then |
| 2882 | ! Kill from start of line to cursor |
| 2883 | killed_text = line(1:cursor%column-1) |
| 2884 | cursor%column = 1 |
| 2885 | do i = 1, start_col - 1 |
| 2886 | call buffer_delete_at_cursor(buffer, cursor) |
| 2887 | end do |
| 2888 | cursor%desired_column = 1 |
| 2889 | end if |
| 2890 | |
| 2891 | ! Add to yank stack |
| 2892 | if (allocated(killed_text)) then |
| 2893 | if (len(killed_text) > 0) then |
| 2894 | call push_yank(yank_stack, killed_text) |
| 2895 | end if |
| 2896 | end if |
| 2897 | |
| 2898 | buffer%modified = .true. |
| 2899 | if (allocated(line)) deallocate(line) |
| 2900 | if (allocated(killed_text)) deallocate(killed_text) |
| 2901 | end subroutine kill_line_backward |
| 2902 | |
| 2903 | subroutine yank_text(cursor, buffer) |
| 2904 | type(cursor_t), intent(inout) :: cursor |
| 2905 | type(buffer_t), intent(inout) :: buffer |
| 2906 | character(len=:), allocatable :: text |
| 2907 | integer :: i |
| 2908 | |
| 2909 | text = pop_yank(yank_stack) |
| 2910 | if (allocated(text)) then |
| 2911 | do i = 1, len(text) |
| 2912 | if (text(i:i) == char(10)) then |
| 2913 | call buffer_insert_newline(buffer, cursor) |
| 2914 | cursor%line = cursor%line + 1 |
| 2915 | cursor%column = 1 |
| 2916 | else |
| 2917 | call buffer_insert_char(buffer, cursor, text(i:i)) |
| 2918 | cursor%column = cursor%column + 1 |
| 2919 | end if |
| 2920 | end do |
| 2921 | cursor%desired_column = cursor%column |
| 2922 | buffer%modified = .true. |
| 2923 | deallocate(text) |
| 2924 | end if |
| 2925 | end subroutine yank_text |
| 2926 | |
| 2927 | subroutine move_line_up(cursor, buffer) |
| 2928 | type(cursor_t), intent(inout) :: cursor |
| 2929 | type(buffer_t), intent(inout) :: buffer |
| 2930 | character(len=:), allocatable :: current_line, prev_line |
| 2931 | integer :: saved_column, original_line, total_lines |
| 2932 | |
| 2933 | if (cursor%line <= 1) return |
| 2934 | |
| 2935 | ! Save state |
| 2936 | saved_column = cursor%column |
| 2937 | original_line = cursor%line |
| 2938 | total_lines = buffer_get_line_count(buffer) |
| 2939 | |
| 2940 | ! Get both lines |
| 2941 | current_line = buffer_get_line(buffer, cursor%line) |
| 2942 | prev_line = buffer_get_line(buffer, cursor%line - 1) |
| 2943 | |
| 2944 | ! Delete current line entirely (including newline) |
| 2945 | cursor%column = 1 |
| 2946 | call delete_entire_line(buffer, cursor) |
| 2947 | |
| 2948 | ! Move to previous line (now current_line position after delete) |
| 2949 | cursor%line = cursor%line - 1 |
| 2950 | cursor%column = 1 |
| 2951 | |
| 2952 | ! Delete previous line entirely (including newline) |
| 2953 | call delete_entire_line(buffer, cursor) |
| 2954 | |
| 2955 | ! Now insert current_line first, then prev_line |
| 2956 | cursor%column = 1 |
| 2957 | call insert_line_text(buffer, cursor, current_line) |
| 2958 | call buffer_insert_newline(buffer, cursor) |
| 2959 | |
| 2960 | cursor%line = cursor%line + 1 |
| 2961 | cursor%column = 1 |
| 2962 | call insert_line_text(buffer, cursor, prev_line) |
| 2963 | ! Add newline if we're not at the last line |
| 2964 | if (original_line < total_lines) then |
| 2965 | call buffer_insert_newline(buffer, cursor) |
| 2966 | end if |
| 2967 | |
| 2968 | ! Restore cursor to moved line |
| 2969 | cursor%line = cursor%line - 1 |
| 2970 | cursor%column = min(saved_column, len(current_line) + 1) |
| 2971 | cursor%desired_column = cursor%column |
| 2972 | |
| 2973 | buffer%modified = .true. |
| 2974 | if (allocated(current_line)) deallocate(current_line) |
| 2975 | if (allocated(prev_line)) deallocate(prev_line) |
| 2976 | end subroutine move_line_up |
| 2977 | |
| 2978 | subroutine move_line_down(cursor, buffer) |
| 2979 | type(cursor_t), intent(inout) :: cursor |
| 2980 | type(buffer_t), intent(inout) :: buffer |
| 2981 | character(len=:), allocatable :: current_line, next_line |
| 2982 | integer :: line_count, saved_column, original_line, total_lines |
| 2983 | |
| 2984 | line_count = buffer_get_line_count(buffer) |
| 2985 | if (cursor%line >= line_count) return |
| 2986 | |
| 2987 | ! Save state |
| 2988 | saved_column = cursor%column |
| 2989 | original_line = cursor%line |
| 2990 | total_lines = line_count |
| 2991 | |
| 2992 | ! Get both lines |
| 2993 | current_line = buffer_get_line(buffer, cursor%line) |
| 2994 | next_line = buffer_get_line(buffer, cursor%line + 1) |
| 2995 | |
| 2996 | ! Delete current line entirely (including newline) |
| 2997 | cursor%column = 1 |
| 2998 | call delete_entire_line(buffer, cursor) |
| 2999 | |
| 3000 | ! Delete next line entirely (including newline) |
| 3001 | ! After deleting current line, next line is now at cursor%line |
| 3002 | cursor%column = 1 |
| 3003 | call delete_entire_line(buffer, cursor) |
| 3004 | |
| 3005 | ! Now insert next_line first, then current_line |
| 3006 | cursor%column = 1 |
| 3007 | call insert_line_text(buffer, cursor, next_line) |
| 3008 | call buffer_insert_newline(buffer, cursor) |
| 3009 | |
| 3010 | cursor%line = cursor%line + 1 |
| 3011 | cursor%column = 1 |
| 3012 | call insert_line_text(buffer, cursor, current_line) |
| 3013 | ! Add newline if we're not at the last line |
| 3014 | if (original_line + 1 < total_lines) then |
| 3015 | call buffer_insert_newline(buffer, cursor) |
| 3016 | end if |
| 3017 | |
| 3018 | ! Restore cursor position on moved line |
| 3019 | ! Current line is now at cursor%line (which is original_line + 1) |
| 3020 | ! So cursor is already on the moved line, just need to fix column |
| 3021 | cursor%column = min(saved_column, len(current_line) + 1) |
| 3022 | cursor%desired_column = cursor%column |
| 3023 | |
| 3024 | buffer%modified = .true. |
| 3025 | if (allocated(current_line)) deallocate(current_line) |
| 3026 | if (allocated(next_line)) deallocate(next_line) |
| 3027 | end subroutine move_line_down |
| 3028 | |
| 3029 | subroutine duplicate_line_up(cursor, buffer) |
| 3030 | type(cursor_t), intent(inout) :: cursor |
| 3031 | type(buffer_t), intent(inout) :: buffer |
| 3032 | character(len=:), allocatable :: line |
| 3033 | |
| 3034 | line = buffer_get_line(buffer, cursor%line) |
| 3035 | |
| 3036 | ! Move to start of line |
| 3037 | cursor%column = 1 |
| 3038 | ! Insert newline before |
| 3039 | call buffer_insert_newline(buffer, cursor) |
| 3040 | ! Insert the duplicated text |
| 3041 | call insert_line_text(buffer, cursor, line) |
| 3042 | ! Stay on original line |
| 3043 | cursor%line = cursor%line + 1 |
| 3044 | |
| 3045 | buffer%modified = .true. |
| 3046 | if (allocated(line)) deallocate(line) |
| 3047 | end subroutine duplicate_line_up |
| 3048 | |
| 3049 | subroutine duplicate_line_down(cursor, buffer) |
| 3050 | type(cursor_t), intent(inout) :: cursor |
| 3051 | type(buffer_t), intent(inout) :: buffer |
| 3052 | character(len=:), allocatable :: line |
| 3053 | integer :: saved_column |
| 3054 | |
| 3055 | line = buffer_get_line(buffer, cursor%line) |
| 3056 | saved_column = cursor%column |
| 3057 | |
| 3058 | ! Move to end of line |
| 3059 | cursor%column = len(line) + 1 |
| 3060 | ! Insert newline |
| 3061 | call buffer_insert_newline(buffer, cursor) |
| 3062 | cursor%line = cursor%line + 1 |
| 3063 | cursor%column = 1 |
| 3064 | ! Insert the duplicated text |
| 3065 | call insert_line_text(buffer, cursor, line) |
| 3066 | |
| 3067 | ! Return to original position |
| 3068 | cursor%line = cursor%line - 1 |
| 3069 | cursor%column = saved_column |
| 3070 | cursor%desired_column = saved_column |
| 3071 | |
| 3072 | buffer%modified = .true. |
| 3073 | if (allocated(line)) deallocate(line) |
| 3074 | end subroutine duplicate_line_down |
| 3075 | |
| 3076 | subroutine delete_entire_line(buffer, cursor) |
| 3077 | type(buffer_t), intent(inout) :: buffer |
| 3078 | type(cursor_t), intent(inout) :: cursor |
| 3079 | character(len=:), allocatable :: line |
| 3080 | integer :: i |
| 3081 | |
| 3082 | line = buffer_get_line(buffer, cursor%line) |
| 3083 | cursor%column = 1 |
| 3084 | |
| 3085 | ! Delete all characters in line |
| 3086 | do i = 1, len(line) |
| 3087 | call buffer_delete_at_cursor(buffer, cursor) |
| 3088 | end do |
| 3089 | |
| 3090 | ! Delete the newline if not the last line |
| 3091 | if (cursor%line < buffer_get_line_count(buffer)) then |
| 3092 | call buffer_delete_at_cursor(buffer, cursor) |
| 3093 | end if |
| 3094 | |
| 3095 | if (allocated(line)) deallocate(line) |
| 3096 | end subroutine delete_entire_line |
| 3097 | |
| 3098 | subroutine insert_line_text(buffer, cursor, text) |
| 3099 | type(buffer_t), intent(inout) :: buffer |
| 3100 | type(cursor_t), intent(inout) :: cursor |
| 3101 | character(len=*), intent(in) :: text |
| 3102 | integer :: i |
| 3103 | |
| 3104 | do i = 1, len(text) |
| 3105 | call buffer_insert_char(buffer, cursor, text(i:i)) |
| 3106 | cursor%column = cursor%column + 1 |
| 3107 | end do |
| 3108 | end subroutine insert_line_text |
| 3109 | |
| 3110 | function buffer_get_char_at(buffer, pos) result(ch) |
| 3111 | type(buffer_t), intent(in) :: buffer |
| 3112 | integer, intent(in) :: pos |
| 3113 | character :: ch |
| 3114 | |
| 3115 | if (pos < buffer%gap_start) then |
| 3116 | ch = buffer%data(pos:pos) |
| 3117 | else |
| 3118 | ch = buffer%data(pos + (buffer%gap_end - buffer%gap_start):& |
| 3119 | pos + (buffer%gap_end - buffer%gap_start)) |
| 3120 | end if |
| 3121 | end function buffer_get_char_at |
| 3122 | |
| 3123 | subroutine cut_selection_or_line(cursor, buffer) |
| 3124 | type(cursor_t), intent(inout) :: cursor |
| 3125 | type(buffer_t), intent(inout) :: buffer |
| 3126 | character(len=:), allocatable :: text |
| 3127 | |
| 3128 | if (cursor%has_selection) then |
| 3129 | ! Get selected text |
| 3130 | text = get_selection_text(cursor, buffer) |
| 3131 | |
| 3132 | ! Copy to clipboard |
| 3133 | if (allocated(text)) then |
| 3134 | call copy_to_clipboard(text) |
| 3135 | end if |
| 3136 | |
| 3137 | ! Delete the selection |
| 3138 | call delete_selection(cursor, buffer) |
| 3139 | else |
| 3140 | ! Get current line |
| 3141 | text = buffer_get_line(buffer, cursor%line) |
| 3142 | |
| 3143 | ! Copy to clipboard |
| 3144 | call copy_to_clipboard(text) |
| 3145 | |
| 3146 | ! Delete the line |
| 3147 | cursor%column = 1 |
| 3148 | call delete_entire_line(buffer, cursor) |
| 3149 | end if |
| 3150 | |
| 3151 | buffer%modified = .true. |
| 3152 | if (allocated(text)) deallocate(text) |
| 3153 | end subroutine cut_selection_or_line |
| 3154 | |
| 3155 | subroutine copy_selection_or_line(cursor, buffer) |
| 3156 | type(cursor_t), intent(in) :: cursor |
| 3157 | type(buffer_t), intent(in) :: buffer |
| 3158 | character(len=:), allocatable :: text |
| 3159 | |
| 3160 | if (cursor%has_selection) then |
| 3161 | ! Get selected text (only what's selected, no automatic newlines) |
| 3162 | text = get_selection_text(cursor, buffer) |
| 3163 | else |
| 3164 | ! Get current line - don't add newline, user can select it if they want it |
| 3165 | text = buffer_get_line(buffer, cursor%line) |
| 3166 | end if |
| 3167 | |
| 3168 | ! Copy to clipboard |
| 3169 | if (allocated(text)) then |
| 3170 | call copy_to_clipboard(text) |
| 3171 | deallocate(text) |
| 3172 | end if |
| 3173 | end subroutine copy_selection_or_line |
| 3174 | |
| 3175 | subroutine paste_clipboard(cursor, buffer) |
| 3176 | type(cursor_t), intent(inout) :: cursor |
| 3177 | type(buffer_t), intent(inout) :: buffer |
| 3178 | character(len=:), allocatable :: text |
| 3179 | integer :: i |
| 3180 | |
| 3181 | ! Get text from clipboard |
| 3182 | text = paste_from_clipboard() |
| 3183 | |
| 3184 | if (allocated(text)) then |
| 3185 | ! Insert text at cursor position |
| 3186 | do i = 1, len(text) |
| 3187 | if (text(i:i) == char(10)) then |
| 3188 | call buffer_insert_newline(buffer, cursor) |
| 3189 | cursor%line = cursor%line + 1 |
| 3190 | cursor%column = 1 |
| 3191 | else |
| 3192 | call buffer_insert_char(buffer, cursor, text(i:i)) |
| 3193 | cursor%column = cursor%column + 1 |
| 3194 | end if |
| 3195 | end do |
| 3196 | cursor%desired_column = cursor%column |
| 3197 | buffer%modified = .true. |
| 3198 | deallocate(text) |
| 3199 | end if |
| 3200 | end subroutine paste_clipboard |
| 3201 | |
| 3202 | subroutine save_file(editor, buffer) |
| 3203 | use text_prompt_module, only: show_text_prompt |
| 3204 | use lsp_server_manager_module, only: notify_file_saved |
| 3205 | use text_buffer_module, only: buffer_to_string |
| 3206 | type(editor_state_t), intent(inout) :: editor |
| 3207 | type(buffer_t), intent(inout) :: buffer |
| 3208 | integer :: ios, tab_idx |
| 3209 | character(len=256) :: temp_filename, command |
| 3210 | character(len=512) :: new_filename |
| 3211 | logical :: file_exists, cancelled |
| 3212 | |
| 3213 | if (.not. allocated(editor%filename)) return |
| 3214 | |
| 3215 | ! Check if this is an untitled file - prompt for filename |
| 3216 | if (index(editor%filename, '[Untitled') == 1) then |
| 3217 | call show_text_prompt('Save as: ', new_filename, cancelled, editor%screen_rows) |
| 3218 | |
| 3219 | if (cancelled .or. len_trim(new_filename) == 0) then |
| 3220 | ! User cancelled or entered empty filename |
| 3221 | call terminal_move_cursor(editor%screen_rows, 1) |
| 3222 | call terminal_write('Save cancelled') |
| 3223 | return |
| 3224 | end if |
| 3225 | |
| 3226 | ! Update editor filename |
| 3227 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 3228 | allocate(character(len=len_trim(new_filename)) :: editor%filename) |
| 3229 | editor%filename = trim(new_filename) |
| 3230 | |
| 3231 | ! Update tab filename if in workspace mode |
| 3232 | if (allocated(editor%tabs) .and. editor%active_tab_index > 0) then |
| 3233 | tab_idx = editor%active_tab_index |
| 3234 | if (tab_idx <= size(editor%tabs)) then |
| 3235 | if (allocated(editor%tabs(tab_idx)%filename)) then |
| 3236 | deallocate(editor%tabs(tab_idx)%filename) |
| 3237 | end if |
| 3238 | allocate(character(len=len_trim(new_filename)) :: editor%tabs(tab_idx)%filename) |
| 3239 | editor%tabs(tab_idx)%filename = trim(new_filename) |
| 3240 | |
| 3241 | ! Update pane filename |
| 3242 | if (allocated(editor%tabs(tab_idx)%panes)) then |
| 3243 | if (size(editor%tabs(tab_idx)%panes) > 0) then |
| 3244 | if (allocated(editor%tabs(tab_idx)%panes(1)%filename)) then |
| 3245 | deallocate(editor%tabs(tab_idx)%panes(1)%filename) |
| 3246 | end if |
| 3247 | allocate(character(len=len_trim(new_filename)) :: & |
| 3248 | editor%tabs(tab_idx)%panes(1)%filename) |
| 3249 | editor%tabs(tab_idx)%panes(1)%filename = trim(new_filename) |
| 3250 | end if |
| 3251 | end if |
| 3252 | end if |
| 3253 | end if |
| 3254 | end if |
| 3255 | |
| 3256 | ! First try normal save |
| 3257 | call buffer_save_file(buffer, editor%filename, ios) |
| 3258 | |
| 3259 | if (ios == 0) then |
| 3260 | buffer%modified = .false. |
| 3261 | |
| 3262 | ! Send LSP didSave notification to ALL active servers |
| 3263 | if (allocated(editor%tabs) .and. editor%active_tab_index > 0) then |
| 3264 | tab_idx = editor%active_tab_index |
| 3265 | if (tab_idx <= size(editor%tabs)) then |
| 3266 | if (editor%tabs(tab_idx)%num_lsp_servers > 0) then |
| 3267 | block |
| 3268 | integer :: srv_i |
| 3269 | do srv_i = 1, editor%tabs(tab_idx)%num_lsp_servers |
| 3270 | call notify_file_saved(editor%lsp_manager, & |
| 3271 | editor%tabs(tab_idx)%lsp_server_indices(srv_i), & |
| 3272 | trim(editor%filename), buffer_to_string(buffer)) |
| 3273 | end do |
| 3274 | end block |
| 3275 | end if |
| 3276 | end if |
| 3277 | end if |
| 3278 | |
| 3279 | return |
| 3280 | end if |
| 3281 | |
| 3282 | ! Check if file exists and we have write permission |
| 3283 | inquire(file=editor%filename, exist=file_exists) |
| 3284 | |
| 3285 | ! If save failed, try sudo save |
| 3286 | write(temp_filename, '(a,i0)') '/tmp/facsimile_sudo_', get_process_id() |
| 3287 | |
| 3288 | ! Save to temporary file |
| 3289 | call buffer_save_file(buffer, temp_filename, ios) |
| 3290 | if (ios /= 0) then |
| 3291 | ! Can't even save to /tmp, serious problem |
| 3292 | write(error_unit, *) 'Error: Cannot save file even to /tmp' |
| 3293 | return |
| 3294 | end if |
| 3295 | |
| 3296 | ! Use sudo to move the file |
| 3297 | write(command, '(a,a,a,a,a)') 'sudo mv ', trim(temp_filename), ' ', & |
| 3298 | trim(editor%filename), ' 2>/dev/null' |
| 3299 | |
| 3300 | ! Show message to user |
| 3301 | call terminal_move_cursor(editor%screen_rows, 1) |
| 3302 | call terminal_write('[sudo] password required to save file') |
| 3303 | |
| 3304 | ! Execute sudo command |
| 3305 | call execute_command_line(command, exitstat=ios) |
| 3306 | |
| 3307 | if (ios == 0) then |
| 3308 | buffer%modified = .false. |
| 3309 | call terminal_move_cursor(editor%screen_rows, 1) |
| 3310 | call terminal_write('File saved with sudo ') |
| 3311 | |
| 3312 | ! Send LSP didSave notification to ALL active servers |
| 3313 | if (allocated(editor%tabs) .and. editor%active_tab_index > 0) then |
| 3314 | tab_idx = editor%active_tab_index |
| 3315 | if (tab_idx <= size(editor%tabs)) then |
| 3316 | if (editor%tabs(tab_idx)%num_lsp_servers > 0) then |
| 3317 | block |
| 3318 | integer :: srv_i |
| 3319 | do srv_i = 1, editor%tabs(tab_idx)%num_lsp_servers |
| 3320 | call notify_file_saved(editor%lsp_manager, & |
| 3321 | editor%tabs(tab_idx)%lsp_server_indices(srv_i), & |
| 3322 | trim(editor%filename), buffer_to_string(buffer)) |
| 3323 | end do |
| 3324 | end block |
| 3325 | end if |
| 3326 | end if |
| 3327 | end if |
| 3328 | else |
| 3329 | ! Clean up temp file |
| 3330 | write(command, '(a,a)') 'rm -f ', trim(temp_filename) |
| 3331 | call execute_command_line(command) |
| 3332 | call terminal_move_cursor(editor%screen_rows, 1) |
| 3333 | call terminal_write('Save failed - permission denied ') |
| 3334 | end if |
| 3335 | end subroutine save_file |
| 3336 | |
| 3337 | function get_process_id() result(pid) |
| 3338 | integer :: pid |
| 3339 | interface |
| 3340 | function c_getpid() bind(C, name="getpid") |
| 3341 | use iso_c_binding, only: c_int |
| 3342 | integer(c_int) :: c_getpid |
| 3343 | end function |
| 3344 | end interface |
| 3345 | pid = c_getpid() |
| 3346 | end function get_process_id |
| 3347 | |
| 3348 | subroutine cycle_quotes(cursor, buffer) |
| 3349 | type(cursor_t), intent(inout) :: cursor |
| 3350 | type(buffer_t), intent(inout) :: buffer |
| 3351 | character(len=:), allocatable :: line |
| 3352 | integer :: quote_start, quote_end |
| 3353 | character :: current_quote, new_quote |
| 3354 | |
| 3355 | line = buffer_get_line(buffer, cursor%line) |
| 3356 | |
| 3357 | ! Find surrounding quotes |
| 3358 | call find_surrounding_quotes(line, cursor%column, quote_start, quote_end, current_quote) |
| 3359 | |
| 3360 | if (quote_start > 0 .and. quote_end > 0) then |
| 3361 | ! Determine next quote type |
| 3362 | select case(current_quote) |
| 3363 | case('"') |
| 3364 | new_quote = "'" |
| 3365 | case("'") |
| 3366 | new_quote = '`' |
| 3367 | case('`') |
| 3368 | new_quote = '"' |
| 3369 | case default |
| 3370 | return |
| 3371 | end select |
| 3372 | |
| 3373 | ! Replace quotes |
| 3374 | cursor%column = quote_start |
| 3375 | call buffer_delete_at_cursor(buffer, cursor) |
| 3376 | call buffer_insert_char(buffer, cursor, new_quote) |
| 3377 | |
| 3378 | cursor%column = quote_end |
| 3379 | call buffer_delete_at_cursor(buffer, cursor) |
| 3380 | call buffer_insert_char(buffer, cursor, new_quote) |
| 3381 | |
| 3382 | ! Restore cursor position |
| 3383 | cursor%column = quote_end |
| 3384 | buffer%modified = .true. |
| 3385 | end if |
| 3386 | |
| 3387 | if (allocated(line)) deallocate(line) |
| 3388 | end subroutine cycle_quotes |
| 3389 | |
| 3390 | subroutine find_surrounding_quotes(line, pos, start_pos, end_pos, quote_char) |
| 3391 | character(len=*), intent(in) :: line |
| 3392 | integer, intent(in) :: pos |
| 3393 | integer, intent(out) :: start_pos, end_pos |
| 3394 | character, intent(out) :: quote_char |
| 3395 | integer :: i |
| 3396 | |
| 3397 | start_pos = 0 |
| 3398 | end_pos = 0 |
| 3399 | quote_char = ' ' |
| 3400 | |
| 3401 | ! Search backward for opening quote |
| 3402 | do i = pos - 1, 1, -1 |
| 3403 | if (line(i:i) == '"' .or. line(i:i) == "'" .or. line(i:i) == '`') then |
| 3404 | start_pos = i |
| 3405 | quote_char = line(i:i) |
| 3406 | exit |
| 3407 | end if |
| 3408 | end do |
| 3409 | |
| 3410 | if (start_pos > 0) then |
| 3411 | ! Search forward for closing quote |
| 3412 | do i = pos, len(line) |
| 3413 | if (line(i:i) == quote_char) then |
| 3414 | end_pos = i |
| 3415 | exit |
| 3416 | end if |
| 3417 | end do |
| 3418 | end if |
| 3419 | end subroutine find_surrounding_quotes |
| 3420 | |
| 3421 | subroutine remove_brackets(cursor, buffer) |
| 3422 | type(cursor_t), intent(inout) :: cursor |
| 3423 | type(buffer_t), intent(inout) :: buffer |
| 3424 | character(len=:), allocatable :: line |
| 3425 | integer :: bracket_start, bracket_end |
| 3426 | character :: open_bracket, close_bracket |
| 3427 | |
| 3428 | line = buffer_get_line(buffer, cursor%line) |
| 3429 | |
| 3430 | ! Find surrounding brackets |
| 3431 | call find_surrounding_brackets(line, cursor%column, bracket_start, bracket_end, & |
| 3432 | open_bracket, close_bracket) |
| 3433 | |
| 3434 | if (bracket_start > 0 .and. bracket_end > 0) then |
| 3435 | ! Delete closing bracket first (to maintain positions) |
| 3436 | cursor%column = bracket_end |
| 3437 | call buffer_delete_at_cursor(buffer, cursor) |
| 3438 | |
| 3439 | ! Delete opening bracket |
| 3440 | cursor%column = bracket_start |
| 3441 | call buffer_delete_at_cursor(buffer, cursor) |
| 3442 | |
| 3443 | buffer%modified = .true. |
| 3444 | end if |
| 3445 | |
| 3446 | if (allocated(line)) deallocate(line) |
| 3447 | end subroutine remove_brackets |
| 3448 | |
| 3449 | subroutine find_surrounding_brackets(line, pos, start_pos, end_pos, open_br, close_br) |
| 3450 | character(len=*), intent(in) :: line |
| 3451 | integer, intent(in) :: pos |
| 3452 | integer, intent(out) :: start_pos, end_pos |
| 3453 | character, intent(out) :: open_br, close_br |
| 3454 | integer :: i |
| 3455 | |
| 3456 | start_pos = 0 |
| 3457 | end_pos = 0 |
| 3458 | open_br = ' ' |
| 3459 | close_br = ' ' |
| 3460 | |
| 3461 | ! Search backward for opening bracket |
| 3462 | do i = pos - 1, 1, -1 |
| 3463 | select case(line(i:i)) |
| 3464 | case('(') |
| 3465 | start_pos = i |
| 3466 | open_br = '(' |
| 3467 | close_br = ')' |
| 3468 | exit |
| 3469 | case('[') |
| 3470 | start_pos = i |
| 3471 | open_br = '[' |
| 3472 | close_br = ']' |
| 3473 | exit |
| 3474 | case('{') |
| 3475 | start_pos = i |
| 3476 | open_br = '{' |
| 3477 | close_br = '}' |
| 3478 | exit |
| 3479 | end select |
| 3480 | end do |
| 3481 | |
| 3482 | if (start_pos > 0) then |
| 3483 | ! Search forward for matching closing bracket |
| 3484 | do i = pos, len(line) |
| 3485 | if (line(i:i) == close_br) then |
| 3486 | end_pos = i |
| 3487 | exit |
| 3488 | end if |
| 3489 | end do |
| 3490 | end if |
| 3491 | end subroutine find_surrounding_brackets |
| 3492 | |
| 3493 | subroutine init_cursor(cursor) |
| 3494 | type(cursor_t), intent(out) :: cursor |
| 3495 | cursor%line = 1 |
| 3496 | cursor%column = 1 |
| 3497 | cursor%desired_column = 1 |
| 3498 | cursor%has_selection = .false. |
| 3499 | cursor%selection_start_line = 1 |
| 3500 | cursor%selection_start_col = 1 |
| 3501 | end subroutine init_cursor |
| 3502 | |
| 3503 | subroutine handle_mouse_event_action(key_str, editor, buffer) |
| 3504 | use editor_state_module, only: get_active_pane_indices |
| 3505 | character(len=*), intent(in) :: key_str |
| 3506 | type(editor_state_t), intent(inout) :: editor |
| 3507 | type(buffer_t), intent(in) :: buffer |
| 3508 | integer :: button, row, col |
| 3509 | integer :: colon1, colon2, colon3 |
| 3510 | character(len=100) :: event_type |
| 3511 | integer :: ios, line_count |
| 3512 | type(cursor_t), allocatable :: new_cursors(:) |
| 3513 | integer :: i, cursor_exists |
| 3514 | ! Variables for mouse drag handling |
| 3515 | logical :: had_selection, in_active_pane |
| 3516 | integer :: selection_start_line, selection_start_col |
| 3517 | integer :: tab_idx, pane_idx |
| 3518 | |
| 3519 | line_count = buffer_get_line_count(buffer) |
| 3520 | |
| 3521 | ! Parse the mouse event string format: "mouse-type:button:row:col" |
| 3522 | colon1 = index(key_str, ':') |
| 3523 | if (colon1 == 0) return |
| 3524 | |
| 3525 | event_type = key_str(1:colon1-1) |
| 3526 | colon2 = index(key_str(colon1+1:), ':') + colon1 |
| 3527 | if (colon2 == colon1) return |
| 3528 | |
| 3529 | colon3 = index(key_str(colon2+1:), ':') + colon2 |
| 3530 | if (colon3 == colon2) return |
| 3531 | |
| 3532 | ! Parse button, row, and col |
| 3533 | read(key_str(colon1+1:colon2-1), '(i10)', iostat=ios) button |
| 3534 | if (ios /= 0) return |
| 3535 | |
| 3536 | read(key_str(colon2+1:colon3-1), '(i10)', iostat=ios) row |
| 3537 | if (ios /= 0) return |
| 3538 | |
| 3539 | read(key_str(colon3+1:), '(i10)', iostat=ios) col |
| 3540 | if (ios /= 0) return |
| 3541 | |
| 3542 | ! Handle different mouse event types |
| 3543 | select case(trim(event_type)) |
| 3544 | case('mouse-click') |
| 3545 | ! Regular click - move cursor to position |
| 3546 | if (button == 0) then ! Left click |
| 3547 | ! Clear other cursors first (single cursor mode) |
| 3548 | if (allocated(editor%cursors)) then |
| 3549 | if (size(editor%cursors) > 1) then |
| 3550 | deallocate(editor%cursors) |
| 3551 | allocate(editor%cursors(1)) |
| 3552 | call init_cursor(editor%cursors(1)) |
| 3553 | editor%active_cursor = 1 |
| 3554 | end if |
| 3555 | end if |
| 3556 | |
| 3557 | ! Now position cursor (this might switch panes and update cursors) |
| 3558 | call position_cursor_at_screen(editor%active_cursor, & |
| 3559 | editor, buffer, row, col) |
| 3560 | |
| 3561 | ! Clear selection after positioning (cursor array is now stable) |
| 3562 | if (allocated(editor%cursors) .and. editor%active_cursor > 0 .and. & |
| 3563 | editor%active_cursor <= size(editor%cursors)) then |
| 3564 | editor%cursors(editor%active_cursor)%has_selection = .false. |
| 3565 | end if |
| 3566 | end if |
| 3567 | |
| 3568 | case('mouse-drag') |
| 3569 | ! Mouse drag - extend selection within current pane only |
| 3570 | ! We shouldn't switch panes while dragging, only move cursor within current pane |
| 3571 | |
| 3572 | ! Check if we're in the current active pane - don't switch panes during drag |
| 3573 | call get_active_pane_indices(editor, tab_idx, pane_idx) |
| 3574 | in_active_pane = .false. |
| 3575 | |
| 3576 | if (tab_idx > 0 .and. pane_idx > 0 .and. allocated(editor%tabs(tab_idx)%panes)) then |
| 3577 | associate(pane => editor%tabs(tab_idx)%panes(pane_idx)) |
| 3578 | ! Check if mouse is still in the active pane |
| 3579 | if (row >= pane%screen_row .and. & |
| 3580 | row < pane%screen_row + pane%screen_height .and. & |
| 3581 | col >= pane%screen_col .and. & |
| 3582 | col < pane%screen_col + pane%screen_width) then |
| 3583 | in_active_pane = .true. |
| 3584 | end if |
| 3585 | end associate |
| 3586 | end if |
| 3587 | |
| 3588 | ! Only process drag if within active pane |
| 3589 | if (in_active_pane) then |
| 3590 | had_selection = editor%cursors(editor%active_cursor)%has_selection |
| 3591 | if (.not. had_selection) then |
| 3592 | ! Start selection from current position |
| 3593 | selection_start_line = editor%cursors(editor%active_cursor)%line |
| 3594 | selection_start_col = editor%cursors(editor%active_cursor)%column |
| 3595 | else |
| 3596 | selection_start_line = editor%cursors(editor%active_cursor)%selection_start_line |
| 3597 | selection_start_col = editor%cursors(editor%active_cursor)%selection_start_col |
| 3598 | end if |
| 3599 | |
| 3600 | ! Move cursor to drag position (won't switch panes since we're in active pane) |
| 3601 | call position_cursor_at_screen(editor%active_cursor, & |
| 3602 | editor, buffer, row, col) |
| 3603 | |
| 3604 | ! Restore/set selection state after positioning |
| 3605 | if (allocated(editor%cursors) .and. editor%active_cursor > 0 .and. & |
| 3606 | editor%active_cursor <= size(editor%cursors)) then |
| 3607 | editor%cursors(editor%active_cursor)%has_selection = .true. |
| 3608 | editor%cursors(editor%active_cursor)%selection_start_line = selection_start_line |
| 3609 | editor%cursors(editor%active_cursor)%selection_start_col = selection_start_col |
| 3610 | end if |
| 3611 | |
| 3612 | call update_viewport(editor) |
| 3613 | end if |
| 3614 | |
| 3615 | case('mouse-release') |
| 3616 | ! Mouse button released - nothing special to do |
| 3617 | continue |
| 3618 | |
| 3619 | case('mouse-scroll-up') |
| 3620 | ! Scroll up by 3 lines |
| 3621 | editor%viewport_line = max(1, editor%viewport_line - 3) |
| 3622 | call sync_editor_to_pane(editor) |
| 3623 | |
| 3624 | case('mouse-scroll-down') |
| 3625 | ! Scroll down by 3 lines |
| 3626 | editor%viewport_line = min(buffer_get_line_count(buffer) - editor%screen_rows + 2, & |
| 3627 | editor%viewport_line + 3) |
| 3628 | call sync_editor_to_pane(editor) |
| 3629 | |
| 3630 | case('mouse-alt') |
| 3631 | ! Alt+click - add or remove cursor |
| 3632 | if (button == 8) then ! Alt + left click (button code includes alt modifier) |
| 3633 | ! Check if cursor already exists at this position |
| 3634 | cursor_exists = 0 |
| 3635 | do i = 1, size(editor%cursors) |
| 3636 | if (is_cursor_at_screen_pos(editor%cursors(i), editor, row, col)) then |
| 3637 | cursor_exists = i |
| 3638 | exit |
| 3639 | end if |
| 3640 | end do |
| 3641 | |
| 3642 | if (cursor_exists > 0) then |
| 3643 | ! Remove the cursor |
| 3644 | if (size(editor%cursors) > 1) then |
| 3645 | allocate(new_cursors(size(editor%cursors) - 1)) |
| 3646 | do i = 1, cursor_exists - 1 |
| 3647 | new_cursors(i) = editor%cursors(i) |
| 3648 | end do |
| 3649 | do i = cursor_exists + 1, size(editor%cursors) |
| 3650 | new_cursors(i-1) = editor%cursors(i) |
| 3651 | end do |
| 3652 | deallocate(editor%cursors) |
| 3653 | editor%cursors = new_cursors |
| 3654 | if (editor%active_cursor >= cursor_exists) then |
| 3655 | editor%active_cursor = max(1, editor%active_cursor - 1) |
| 3656 | end if |
| 3657 | end if |
| 3658 | else |
| 3659 | ! Add a new cursor |
| 3660 | allocate(new_cursors(size(editor%cursors) + 1)) |
| 3661 | do i = 1, size(editor%cursors) |
| 3662 | new_cursors(i) = editor%cursors(i) |
| 3663 | end do |
| 3664 | call init_cursor(new_cursors(size(new_cursors))) |
| 3665 | ! First move the new cursors to editor |
| 3666 | deallocate(editor%cursors) |
| 3667 | editor%cursors = new_cursors |
| 3668 | editor%active_cursor = size(editor%cursors) |
| 3669 | ! Then position the new cursor using its index |
| 3670 | call position_cursor_at_screen(editor%active_cursor, & |
| 3671 | editor, buffer, row, col) |
| 3672 | end if |
| 3673 | end if |
| 3674 | |
| 3675 | end select |
| 3676 | end subroutine handle_mouse_event_action |
| 3677 | |
| 3678 | subroutine position_cursor_at_screen(cursor_idx, editor, buffer, screen_row, screen_col) |
| 3679 | use renderer_module, only: show_line_numbers, LINE_NUMBER_WIDTH |
| 3680 | use editor_state_module, only: get_active_pane_indices, switch_to_pane, sync_editor_to_pane |
| 3681 | integer, intent(inout) :: cursor_idx ! Use index instead of reference |
| 3682 | type(editor_state_t), intent(inout) :: editor |
| 3683 | type(buffer_t), intent(in) :: buffer |
| 3684 | integer, intent(in) :: screen_row, screen_col |
| 3685 | integer :: target_line, target_col, col_offset, row_offset |
| 3686 | character(len=:), allocatable :: line |
| 3687 | integer :: line_count |
| 3688 | integer :: tab_idx, pane_idx, i |
| 3689 | integer :: pane_row, pane_col |
| 3690 | logical :: in_pane |
| 3691 | |
| 3692 | line_count = buffer_get_line_count(buffer) |
| 3693 | in_pane = .false. |
| 3694 | |
| 3695 | ! Account for tab bar offset - when tabs exist, row 1 is tab bar, content starts at row 2 |
| 3696 | if (size(editor%tabs) > 0) then |
| 3697 | row_offset = 2 ! Tab bar takes row 1 |
| 3698 | else |
| 3699 | row_offset = 1 ! No tab bar |
| 3700 | end if |
| 3701 | |
| 3702 | ! Ignore clicks on the tab bar |
| 3703 | if (size(editor%tabs) > 0 .and. screen_row < row_offset) then |
| 3704 | return ! Don't move cursor if clicking on tab bar |
| 3705 | end if |
| 3706 | |
| 3707 | ! Account for line number display offset |
| 3708 | if (show_line_numbers) then |
| 3709 | col_offset = LINE_NUMBER_WIDTH + 1 ! +1 for separator space |
| 3710 | else |
| 3711 | col_offset = 0 |
| 3712 | end if |
| 3713 | |
| 3714 | ! Check if we're in a pane system |
| 3715 | call get_active_pane_indices(editor, tab_idx, pane_idx) |
| 3716 | if (tab_idx > 0 .and. pane_idx > 0 .and. allocated(editor%tabs(tab_idx)%panes)) then |
| 3717 | ! Find which pane was clicked |
| 3718 | do i = 1, size(editor%tabs(tab_idx)%panes) |
| 3719 | ! Check if click is within this pane's boundaries |
| 3720 | if (screen_row >= editor%tabs(tab_idx)%panes(i)%screen_row .and. & |
| 3721 | screen_row < editor%tabs(tab_idx)%panes(i)%screen_row + & |
| 3722 | editor%tabs(tab_idx)%panes(i)%screen_height .and. & |
| 3723 | screen_col >= editor%tabs(tab_idx)%panes(i)%screen_col .and. & |
| 3724 | screen_col < editor%tabs(tab_idx)%panes(i)%screen_col + & |
| 3725 | editor%tabs(tab_idx)%panes(i)%screen_width) then |
| 3726 | |
| 3727 | ! If clicking on a different pane, switch to it first |
| 3728 | if (i /= pane_idx) then |
| 3729 | call switch_to_pane(editor, tab_idx, i) |
| 3730 | pane_idx = i |
| 3731 | ! Update cursor index after switching (might have changed) |
| 3732 | cursor_idx = editor%active_cursor |
| 3733 | end if |
| 3734 | |
| 3735 | ! Now use the active pane's data |
| 3736 | associate(pane => editor%tabs(tab_idx)%panes(pane_idx)) |
| 3737 | ! Calculate position relative to pane |
| 3738 | ! Note: screen_row is where the click occurred, pane%screen_row is top of pane |
| 3739 | ! We want 0-based offset into the pane |
| 3740 | pane_row = screen_row - pane%screen_row |
| 3741 | pane_col = screen_col - pane%screen_col + 1 |
| 3742 | |
| 3743 | ! Convert pane position to buffer position using pane's viewport |
| 3744 | target_line = pane%viewport_line + pane_row |
| 3745 | target_col = pane%viewport_column + max(1, pane_col - col_offset) |
| 3746 | in_pane = .true. |
| 3747 | end associate |
| 3748 | exit |
| 3749 | end if |
| 3750 | end do |
| 3751 | |
| 3752 | if (.not. in_pane) then |
| 3753 | return ! Click outside of any pane |
| 3754 | end if |
| 3755 | else |
| 3756 | ! No panes, use editor viewport |
| 3757 | target_line = editor%viewport_line + screen_row - row_offset |
| 3758 | target_col = editor%viewport_column + max(1, screen_col - col_offset) |
| 3759 | end if |
| 3760 | |
| 3761 | ! Clamp to valid range |
| 3762 | if (target_line < 1) target_line = 1 |
| 3763 | if (target_line > line_count) target_line = line_count |
| 3764 | |
| 3765 | ! Get line and adjust column to valid positions only |
| 3766 | line = buffer_get_line(buffer, target_line) |
| 3767 | if (target_col < 1) target_col = 1 |
| 3768 | ! Clamp column to actual line length + 1 (position after last char) |
| 3769 | if (target_col > len(line) + 1) target_col = len(line) + 1 |
| 3770 | |
| 3771 | ! Set cursor position (ensure cursor_idx is valid) |
| 3772 | if (allocated(editor%cursors) .and. cursor_idx > 0 .and. cursor_idx <= size(editor%cursors)) then |
| 3773 | editor%cursors(cursor_idx)%line = target_line |
| 3774 | editor%cursors(cursor_idx)%column = target_col |
| 3775 | editor%cursors(cursor_idx)%desired_column = target_col |
| 3776 | end if |
| 3777 | |
| 3778 | if (allocated(line)) deallocate(line) |
| 3779 | |
| 3780 | ! Sync the updated cursor position back to the active pane |
| 3781 | call sync_editor_to_pane(editor) |
| 3782 | end subroutine position_cursor_at_screen |
| 3783 | |
| 3784 | function is_cursor_at_screen_pos(cursor, editor, screen_row, screen_col) result(at_pos) |
| 3785 | type(cursor_t), intent(in) :: cursor |
| 3786 | type(editor_state_t), intent(in) :: editor |
| 3787 | integer, intent(in) :: screen_row, screen_col |
| 3788 | logical :: at_pos |
| 3789 | integer :: cursor_screen_row, cursor_screen_col, row_offset |
| 3790 | |
| 3791 | ! Account for tab bar - when tabs exist, content starts at row 2 |
| 3792 | if (size(editor%tabs) > 0) then |
| 3793 | row_offset = 2 |
| 3794 | else |
| 3795 | row_offset = 1 |
| 3796 | end if |
| 3797 | |
| 3798 | cursor_screen_row = cursor%line - editor%viewport_line + row_offset |
| 3799 | cursor_screen_col = cursor%column - editor%viewport_column + 1 |
| 3800 | at_pos = (cursor_screen_row == screen_row .and. cursor_screen_col == screen_col) |
| 3801 | end function is_cursor_at_screen_pos |
| 3802 | |
| 3803 | subroutine select_next_match(editor, buffer) |
| 3804 | type(editor_state_t), intent(inout) :: editor |
| 3805 | type(buffer_t), intent(inout) :: buffer |
| 3806 | type(cursor_t), allocatable :: new_cursors(:) |
| 3807 | character(len=:), allocatable :: word |
| 3808 | integer :: i |
| 3809 | integer :: found_line, found_col |
| 3810 | logical :: found |
| 3811 | |
| 3812 | ! If no pattern selected yet, select word at cursor |
| 3813 | if (.not. allocated(search_pattern)) then |
| 3814 | call select_word_at_cursor(editor%cursors(editor%active_cursor), buffer) |
| 3815 | word = get_selected_text(editor%cursors(editor%active_cursor), buffer) |
| 3816 | if (allocated(word)) then |
| 3817 | search_pattern = word |
| 3818 | end if |
| 3819 | else |
| 3820 | ! Search for next occurrence |
| 3821 | call find_next_occurrence(buffer, search_pattern, & |
| 3822 | editor%cursors(size(editor%cursors))%line, & |
| 3823 | editor%cursors(size(editor%cursors))%column, & |
| 3824 | found, found_line, found_col) |
| 3825 | |
| 3826 | if (found) then |
| 3827 | ! Add a new cursor at the found position |
| 3828 | allocate(new_cursors(size(editor%cursors) + 1)) |
| 3829 | do i = 1, size(editor%cursors) |
| 3830 | new_cursors(i) = editor%cursors(i) |
| 3831 | end do |
| 3832 | |
| 3833 | ! Initialize new cursor |
| 3834 | call init_cursor(new_cursors(size(new_cursors))) |
| 3835 | new_cursors(size(new_cursors))%line = found_line |
| 3836 | new_cursors(size(new_cursors))%column = found_col |
| 3837 | new_cursors(size(new_cursors))%has_selection = .true. |
| 3838 | new_cursors(size(new_cursors))%selection_start_line = found_line |
| 3839 | new_cursors(size(new_cursors))%selection_start_col = found_col |
| 3840 | new_cursors(size(new_cursors))%column = found_col + len(search_pattern) |
| 3841 | |
| 3842 | deallocate(editor%cursors) |
| 3843 | editor%cursors = new_cursors |
| 3844 | editor%active_cursor = size(editor%cursors) |
| 3845 | end if |
| 3846 | end if |
| 3847 | end subroutine select_next_match |
| 3848 | |
| 3849 | subroutine select_word_at_cursor(cursor, buffer) |
| 3850 | type(cursor_t), intent(inout) :: cursor |
| 3851 | type(buffer_t), intent(in) :: buffer |
| 3852 | character(len=:), allocatable :: line |
| 3853 | integer :: word_start, word_end |
| 3854 | |
| 3855 | line = buffer_get_line(buffer, cursor%line) |
| 3856 | |
| 3857 | ! Find word boundaries |
| 3858 | call find_word_boundaries(line, cursor%column, word_start, word_end) |
| 3859 | |
| 3860 | if (word_start > 0 .and. word_end >= word_start) then |
| 3861 | ! Select the word |
| 3862 | cursor%has_selection = .true. |
| 3863 | cursor%selection_start_line = cursor%line |
| 3864 | cursor%selection_start_col = word_start |
| 3865 | cursor%column = word_end + 1 |
| 3866 | cursor%desired_column = cursor%column |
| 3867 | end if |
| 3868 | |
| 3869 | if (allocated(line)) deallocate(line) |
| 3870 | end subroutine select_word_at_cursor |
| 3871 | |
| 3872 | function get_selected_text(cursor, buffer) result(text) |
| 3873 | type(cursor_t), intent(in) :: cursor |
| 3874 | type(buffer_t), intent(in) :: buffer |
| 3875 | character(len=:), allocatable :: text |
| 3876 | character(len=:), allocatable :: line |
| 3877 | integer :: start_col, end_col |
| 3878 | |
| 3879 | if (.not. cursor%has_selection) then |
| 3880 | allocate(character(len=0) :: text) |
| 3881 | return |
| 3882 | end if |
| 3883 | |
| 3884 | ! For single-line selection only (for now) |
| 3885 | if (cursor%selection_start_line == cursor%line) then |
| 3886 | line = buffer_get_line(buffer, cursor%line) |
| 3887 | start_col = min(cursor%selection_start_col, cursor%column) |
| 3888 | end_col = max(cursor%selection_start_col, cursor%column) - 1 |
| 3889 | |
| 3890 | if (start_col <= len(line) .and. end_col <= len(line)) then |
| 3891 | text = line(start_col:end_col) |
| 3892 | else |
| 3893 | allocate(character(len=0) :: text) |
| 3894 | end if |
| 3895 | if (allocated(line)) deallocate(line) |
| 3896 | else |
| 3897 | allocate(character(len=0) :: text) |
| 3898 | end if |
| 3899 | end function get_selected_text |
| 3900 | |
| 3901 | subroutine find_word_boundaries(line, pos, word_start, word_end) |
| 3902 | character(len=*), intent(in) :: line |
| 3903 | integer, intent(in) :: pos |
| 3904 | integer, intent(out) :: word_start, word_end |
| 3905 | integer :: i |
| 3906 | |
| 3907 | word_start = 0 |
| 3908 | word_end = 0 |
| 3909 | |
| 3910 | ! Check if we're on a word character |
| 3911 | if (pos <= len(line)) then |
| 3912 | if (.not. is_word_char(line(pos:pos))) then |
| 3913 | return |
| 3914 | end if |
| 3915 | |
| 3916 | ! Find start of word |
| 3917 | word_start = pos |
| 3918 | do i = pos - 1, 1, -1 |
| 3919 | if (is_word_char(line(i:i))) then |
| 3920 | word_start = i |
| 3921 | else |
| 3922 | exit |
| 3923 | end if |
| 3924 | end do |
| 3925 | |
| 3926 | ! Find end of word |
| 3927 | word_end = pos |
| 3928 | do i = pos + 1, len(line) |
| 3929 | if (is_word_char(line(i:i))) then |
| 3930 | word_end = i |
| 3931 | else |
| 3932 | exit |
| 3933 | end if |
| 3934 | end do |
| 3935 | end if |
| 3936 | end subroutine find_word_boundaries |
| 3937 | |
| 3938 | subroutine find_next_occurrence(buffer, pattern, start_line, start_col, & |
| 3939 | found, found_line, found_col) |
| 3940 | type(buffer_t), intent(in) :: buffer |
| 3941 | character(len=*), intent(in) :: pattern |
| 3942 | integer, intent(in) :: start_line, start_col |
| 3943 | logical, intent(out) :: found |
| 3944 | integer, intent(out) :: found_line, found_col |
| 3945 | character(len=:), allocatable :: line |
| 3946 | character(len=:), allocatable :: search_line, search_pattern |
| 3947 | integer :: line_count, current_line, pos |
| 3948 | integer :: search_col |
| 3949 | |
| 3950 | found = .false. |
| 3951 | found_line = 0 |
| 3952 | found_col = 0 |
| 3953 | line_count = buffer_get_line_count(buffer) |
| 3954 | |
| 3955 | ! Search from current position to end |
| 3956 | do current_line = start_line, line_count |
| 3957 | line = buffer_get_line(buffer, current_line) |
| 3958 | |
| 3959 | if (current_line == start_line) then |
| 3960 | search_col = start_col + 1 |
| 3961 | else |
| 3962 | search_col = 1 |
| 3963 | end if |
| 3964 | |
| 3965 | ! Perform case-sensitive or case-insensitive search |
| 3966 | if (match_case_sensitive) then |
| 3967 | pos = index(line(search_col:), pattern) |
| 3968 | else |
| 3969 | search_line = to_lower(line(search_col:)) |
| 3970 | search_pattern = to_lower(pattern) |
| 3971 | pos = index(search_line, search_pattern) |
| 3972 | if (allocated(search_line)) deallocate(search_line) |
| 3973 | end if |
| 3974 | |
| 3975 | if (pos > 0) then |
| 3976 | found = .true. |
| 3977 | found_line = current_line |
| 3978 | found_col = search_col + pos - 1 |
| 3979 | if (allocated(line)) deallocate(line) |
| 3980 | if (allocated(search_pattern)) deallocate(search_pattern) |
| 3981 | return |
| 3982 | end if |
| 3983 | if (allocated(line)) deallocate(line) |
| 3984 | end do |
| 3985 | |
| 3986 | ! Wrap around to beginning |
| 3987 | do current_line = 1, start_line |
| 3988 | line = buffer_get_line(buffer, current_line) |
| 3989 | |
| 3990 | if (current_line == start_line) then |
| 3991 | ! Search only up to start position |
| 3992 | if (start_col > 1) then |
| 3993 | if (match_case_sensitive) then |
| 3994 | pos = index(line(1:start_col-1), pattern) |
| 3995 | else |
| 3996 | search_line = to_lower(line(1:start_col-1)) |
| 3997 | search_pattern = to_lower(pattern) |
| 3998 | pos = index(search_line, search_pattern) |
| 3999 | if (allocated(search_line)) deallocate(search_line) |
| 4000 | end if |
| 4001 | else |
| 4002 | pos = 0 |
| 4003 | end if |
| 4004 | else |
| 4005 | if (match_case_sensitive) then |
| 4006 | pos = index(line, pattern) |
| 4007 | else |
| 4008 | search_line = to_lower(line) |
| 4009 | search_pattern = to_lower(pattern) |
| 4010 | pos = index(search_line, search_pattern) |
| 4011 | if (allocated(search_line)) deallocate(search_line) |
| 4012 | end if |
| 4013 | end if |
| 4014 | |
| 4015 | if (pos > 0) then |
| 4016 | found = .true. |
| 4017 | found_line = current_line |
| 4018 | found_col = pos |
| 4019 | if (allocated(line)) deallocate(line) |
| 4020 | if (allocated(search_pattern)) deallocate(search_pattern) |
| 4021 | return |
| 4022 | end if |
| 4023 | |
| 4024 | if (allocated(line)) deallocate(line) |
| 4025 | end do |
| 4026 | |
| 4027 | if (allocated(search_pattern)) deallocate(search_pattern) |
| 4028 | end subroutine find_next_occurrence |
| 4029 | |
| 4030 | ! Helper function to convert a string to lowercase for case-insensitive comparison |
| 4031 | function to_lower(str) result(lower_str) |
| 4032 | character(len=*), intent(in) :: str |
| 4033 | character(len=:), allocatable :: lower_str |
| 4034 | integer :: i |
| 4035 | |
| 4036 | allocate(character(len=len(str)) :: lower_str) |
| 4037 | |
| 4038 | do i = 1, len(str) |
| 4039 | if (iachar(str(i:i)) >= iachar('A') .and. & |
| 4040 | iachar(str(i:i)) <= iachar('Z')) then |
| 4041 | lower_str(i:i) = char(iachar(str(i:i)) + 32) |
| 4042 | else |
| 4043 | lower_str(i:i) = str(i:i) |
| 4044 | end if |
| 4045 | end do |
| 4046 | end function to_lower |
| 4047 | |
| 4048 | ! ======================================================================== |
| 4049 | ! Buffer Helper Functions - Wrappers for cursor-based operations |
| 4050 | ! ======================================================================== |
| 4051 | |
| 4052 | subroutine buffer_delete_at_cursor(buffer, cursor) |
| 4053 | type(buffer_t), intent(inout) :: buffer |
| 4054 | type(cursor_t), intent(in) :: cursor |
| 4055 | integer :: pos |
| 4056 | |
| 4057 | ! Convert cursor position to buffer position |
| 4058 | pos = get_buffer_position(buffer, cursor%line, cursor%column) |
| 4059 | if (pos > 0 .and. pos <= get_buffer_content_size(buffer)) then |
| 4060 | call buffer_delete(buffer, pos, 1) |
| 4061 | end if |
| 4062 | end subroutine buffer_delete_at_cursor |
| 4063 | |
| 4064 | subroutine buffer_insert_char(buffer, cursor, ch) |
| 4065 | type(buffer_t), intent(inout) :: buffer |
| 4066 | type(cursor_t), intent(in) :: cursor |
| 4067 | character, intent(in) :: ch |
| 4068 | integer :: pos |
| 4069 | |
| 4070 | ! Convert cursor position to buffer position |
| 4071 | pos = get_buffer_position(buffer, cursor%line, cursor%column) |
| 4072 | call buffer_insert(buffer, pos, ch) |
| 4073 | end subroutine buffer_insert_char |
| 4074 | |
| 4075 | subroutine buffer_insert_newline(buffer, cursor) |
| 4076 | type(buffer_t), intent(inout) :: buffer |
| 4077 | type(cursor_t), intent(in) :: cursor |
| 4078 | integer :: pos |
| 4079 | |
| 4080 | ! Convert cursor position to buffer position |
| 4081 | pos = get_buffer_position(buffer, cursor%line, cursor%column) |
| 4082 | call buffer_insert(buffer, pos, char(10)) |
| 4083 | end subroutine buffer_insert_newline |
| 4084 | |
| 4085 | subroutine buffer_insert_text_at(buffer, line, column, text) |
| 4086 | type(buffer_t), intent(inout) :: buffer |
| 4087 | integer, intent(in) :: line, column |
| 4088 | character(len=*), intent(in) :: text |
| 4089 | integer :: pos |
| 4090 | |
| 4091 | ! Convert line/column to buffer position |
| 4092 | pos = get_buffer_position(buffer, line, column) |
| 4093 | call buffer_insert(buffer, pos, text) |
| 4094 | end subroutine buffer_insert_text_at |
| 4095 | |
| 4096 | subroutine buffer_delete_range(buffer, start_line, start_col, end_line, end_col) |
| 4097 | type(buffer_t), intent(inout) :: buffer |
| 4098 | integer, intent(in) :: start_line, start_col, end_line, end_col |
| 4099 | integer :: start_pos, end_pos, count |
| 4100 | |
| 4101 | ! Convert positions to buffer positions |
| 4102 | start_pos = get_buffer_position(buffer, start_line, start_col) |
| 4103 | end_pos = get_buffer_position(buffer, end_line, end_col) |
| 4104 | count = end_pos - start_pos |
| 4105 | |
| 4106 | if (count > 0) then |
| 4107 | call buffer_delete(buffer, start_pos, count) |
| 4108 | end if |
| 4109 | end subroutine buffer_delete_range |
| 4110 | |
| 4111 | function get_buffer_position(buffer, line, column) result(pos) |
| 4112 | type(buffer_t), intent(in) :: buffer |
| 4113 | integer, intent(in) :: line, column |
| 4114 | integer :: pos |
| 4115 | integer :: current_line, i, col_in_line |
| 4116 | character :: ch |
| 4117 | |
| 4118 | pos = 1 |
| 4119 | current_line = 1 |
| 4120 | col_in_line = 1 |
| 4121 | |
| 4122 | ! Find the position for the given line and column |
| 4123 | do i = 1, get_buffer_content_size(buffer) |
| 4124 | if (current_line == line .and. col_in_line == column) then |
| 4125 | pos = i |
| 4126 | return |
| 4127 | end if |
| 4128 | |
| 4129 | ch = buffer_get_char(buffer, i) |
| 4130 | if (ch == char(10)) then |
| 4131 | if (current_line == line) then |
| 4132 | ! We're at the end of the target line |
| 4133 | pos = i |
| 4134 | return |
| 4135 | end if |
| 4136 | current_line = current_line + 1 |
| 4137 | col_in_line = 1 |
| 4138 | else |
| 4139 | col_in_line = col_in_line + 1 |
| 4140 | end if |
| 4141 | end do |
| 4142 | |
| 4143 | ! If we reach here, we're at the end of the buffer |
| 4144 | pos = get_buffer_content_size(buffer) + 1 |
| 4145 | end function get_buffer_position |
| 4146 | |
| 4147 | function get_buffer_content_size(buffer) result(size) |
| 4148 | type(buffer_t), intent(in) :: buffer |
| 4149 | integer :: size |
| 4150 | |
| 4151 | size = buffer%size - (buffer%gap_end - buffer%gap_start) |
| 4152 | end function get_buffer_content_size |
| 4153 | |
| 4154 | ! ======================================================================== |
| 4155 | ! Multiple Cursor Addition Above/Below |
| 4156 | ! ======================================================================== |
| 4157 | |
| 4158 | subroutine add_cursor_above(editor) |
| 4159 | type(editor_state_t), intent(inout) :: editor |
| 4160 | type(cursor_t), allocatable :: new_cursors(:) |
| 4161 | type(cursor_t) :: active_cursor |
| 4162 | integer :: i, new_line |
| 4163 | |
| 4164 | active_cursor = editor%cursors(editor%active_cursor) |
| 4165 | new_line = active_cursor%line - 1 |
| 4166 | |
| 4167 | ! Check if we can add a cursor above |
| 4168 | if (new_line < 1) return |
| 4169 | |
| 4170 | ! Allocate space for additional cursor |
| 4171 | allocate(new_cursors(size(editor%cursors) + 1)) |
| 4172 | |
| 4173 | ! Copy existing cursors |
| 4174 | do i = 1, size(editor%cursors) |
| 4175 | new_cursors(i) = editor%cursors(i) |
| 4176 | end do |
| 4177 | |
| 4178 | ! Add new cursor above |
| 4179 | new_cursors(size(new_cursors))%line = new_line |
| 4180 | new_cursors(size(new_cursors))%column = active_cursor%column |
| 4181 | new_cursors(size(new_cursors))%desired_column = active_cursor%desired_column |
| 4182 | new_cursors(size(new_cursors))%has_selection = .false. |
| 4183 | |
| 4184 | ! Replace cursors array |
| 4185 | call move_alloc(new_cursors, editor%cursors) |
| 4186 | |
| 4187 | ! Set the new cursor as active |
| 4188 | editor%active_cursor = size(editor%cursors) |
| 4189 | end subroutine add_cursor_above |
| 4190 | |
| 4191 | subroutine add_cursor_below(editor, buffer) |
| 4192 | type(editor_state_t), intent(inout) :: editor |
| 4193 | type(buffer_t), intent(in) :: buffer |
| 4194 | type(cursor_t), allocatable :: new_cursors(:) |
| 4195 | type(cursor_t) :: active_cursor |
| 4196 | integer :: i, new_line, line_count |
| 4197 | |
| 4198 | active_cursor = editor%cursors(editor%active_cursor) |
| 4199 | line_count = buffer_get_line_count(buffer) |
| 4200 | new_line = active_cursor%line + 1 |
| 4201 | |
| 4202 | ! Check if we can add a cursor below |
| 4203 | if (new_line > line_count) return |
| 4204 | |
| 4205 | ! Allocate space for additional cursor |
| 4206 | allocate(new_cursors(size(editor%cursors) + 1)) |
| 4207 | |
| 4208 | ! Copy existing cursors |
| 4209 | do i = 1, size(editor%cursors) |
| 4210 | new_cursors(i) = editor%cursors(i) |
| 4211 | end do |
| 4212 | |
| 4213 | ! Add new cursor below |
| 4214 | new_cursors(size(new_cursors))%line = new_line |
| 4215 | new_cursors(size(new_cursors))%column = active_cursor%column |
| 4216 | new_cursors(size(new_cursors))%desired_column = active_cursor%desired_column |
| 4217 | new_cursors(size(new_cursors))%has_selection = .false. |
| 4218 | |
| 4219 | ! Replace cursors array |
| 4220 | call move_alloc(new_cursors, editor%cursors) |
| 4221 | |
| 4222 | ! Set the new cursor as active |
| 4223 | editor%active_cursor = size(editor%cursors) |
| 4224 | end subroutine add_cursor_below |
| 4225 | |
| 4226 | subroutine jump_to_matching_bracket(editor, buffer) |
| 4227 | type(editor_state_t), intent(inout) :: editor |
| 4228 | type(buffer_t), intent(in) :: buffer |
| 4229 | logical :: found |
| 4230 | integer :: match_line, match_col |
| 4231 | |
| 4232 | ! Find matching bracket from current cursor position |
| 4233 | call find_matching_bracket(buffer, & |
| 4234 | editor%cursors(editor%active_cursor)%line, & |
| 4235 | editor%cursors(editor%active_cursor)%column, & |
| 4236 | found, match_line, match_col) |
| 4237 | |
| 4238 | if (found) then |
| 4239 | ! Jump to the matching bracket |
| 4240 | editor%cursors(editor%active_cursor)%line = match_line |
| 4241 | editor%cursors(editor%active_cursor)%column = match_col |
| 4242 | editor%cursors(editor%active_cursor)%desired_column = match_col |
| 4243 | |
| 4244 | ! Update viewport to ensure cursor is visible |
| 4245 | call update_viewport(editor) |
| 4246 | end if |
| 4247 | end subroutine jump_to_matching_bracket |
| 4248 | |
| 4249 | ! ======================================================================== |
| 4250 | ! Selection Extension Subroutines |
| 4251 | ! ======================================================================== |
| 4252 | |
| 4253 | subroutine extend_selection_up(cursor, buffer) |
| 4254 | type(cursor_t), intent(inout) :: cursor |
| 4255 | type(buffer_t), intent(in) :: buffer |
| 4256 | character(len=:), allocatable :: current_line, target_line |
| 4257 | |
| 4258 | ! Initialize selection if not already started |
| 4259 | if (.not. cursor%has_selection) then |
| 4260 | cursor%has_selection = .true. |
| 4261 | cursor%selection_start_line = cursor%line |
| 4262 | cursor%selection_start_col = cursor%column |
| 4263 | end if |
| 4264 | |
| 4265 | ! Move cursor up |
| 4266 | if (cursor%line > 1) then |
| 4267 | current_line = buffer_get_line(buffer, cursor%line) |
| 4268 | cursor%line = cursor%line - 1 |
| 4269 | target_line = buffer_get_line(buffer, cursor%line) |
| 4270 | |
| 4271 | ! If coming from empty line, go to end of target line |
| 4272 | if (len(current_line) == 0) then |
| 4273 | cursor%column = len(target_line) + 1 |
| 4274 | cursor%desired_column = cursor%column |
| 4275 | else |
| 4276 | cursor%column = cursor%desired_column |
| 4277 | if (cursor%column > len(target_line) + 1) then |
| 4278 | cursor%column = len(target_line) + 1 |
| 4279 | end if |
| 4280 | end if |
| 4281 | |
| 4282 | if (allocated(current_line)) deallocate(current_line) |
| 4283 | if (allocated(target_line)) deallocate(target_line) |
| 4284 | end if |
| 4285 | end subroutine extend_selection_up |
| 4286 | |
| 4287 | subroutine extend_selection_down(cursor, buffer, line_count) |
| 4288 | type(cursor_t), intent(inout) :: cursor |
| 4289 | type(buffer_t), intent(in) :: buffer |
| 4290 | integer, intent(in) :: line_count |
| 4291 | character(len=:), allocatable :: current_line, target_line |
| 4292 | |
| 4293 | ! Initialize selection if not already started |
| 4294 | if (.not. cursor%has_selection) then |
| 4295 | cursor%has_selection = .true. |
| 4296 | cursor%selection_start_line = cursor%line |
| 4297 | cursor%selection_start_col = cursor%column |
| 4298 | end if |
| 4299 | |
| 4300 | ! Move cursor down |
| 4301 | if (cursor%line < line_count) then |
| 4302 | current_line = buffer_get_line(buffer, cursor%line) |
| 4303 | cursor%line = cursor%line + 1 |
| 4304 | target_line = buffer_get_line(buffer, cursor%line) |
| 4305 | |
| 4306 | ! If coming from empty line, go to column 1 of target line |
| 4307 | if (len(current_line) == 0) then |
| 4308 | cursor%column = 1 |
| 4309 | cursor%desired_column = 1 |
| 4310 | else |
| 4311 | cursor%column = cursor%desired_column |
| 4312 | if (cursor%column > len(target_line) + 1) then |
| 4313 | cursor%column = len(target_line) + 1 |
| 4314 | end if |
| 4315 | end if |
| 4316 | |
| 4317 | if (allocated(current_line)) deallocate(current_line) |
| 4318 | if (allocated(target_line)) deallocate(target_line) |
| 4319 | end if |
| 4320 | end subroutine extend_selection_down |
| 4321 | |
| 4322 | subroutine extend_selection_left(cursor, buffer) |
| 4323 | type(cursor_t), intent(inout) :: cursor |
| 4324 | type(buffer_t), intent(in) :: buffer |
| 4325 | character(len=:), allocatable :: line |
| 4326 | |
| 4327 | ! Initialize selection if not already started |
| 4328 | if (.not. cursor%has_selection) then |
| 4329 | cursor%has_selection = .true. |
| 4330 | cursor%selection_start_line = cursor%line |
| 4331 | cursor%selection_start_col = cursor%column |
| 4332 | end if |
| 4333 | |
| 4334 | ! Move cursor left |
| 4335 | if (cursor%column > 1) then |
| 4336 | cursor%column = cursor%column - 1 |
| 4337 | cursor%desired_column = cursor%column |
| 4338 | else if (cursor%line > 1) then |
| 4339 | ! Move to end of previous line |
| 4340 | cursor%line = cursor%line - 1 |
| 4341 | line = buffer_get_line(buffer, cursor%line) |
| 4342 | cursor%column = len(line) + 1 |
| 4343 | cursor%desired_column = cursor%column |
| 4344 | if (allocated(line)) deallocate(line) |
| 4345 | end if |
| 4346 | end subroutine extend_selection_left |
| 4347 | |
| 4348 | subroutine extend_selection_right(cursor, buffer) |
| 4349 | type(cursor_t), intent(inout) :: cursor |
| 4350 | type(buffer_t), intent(in) :: buffer |
| 4351 | character(len=:), allocatable :: line |
| 4352 | integer :: line_count |
| 4353 | |
| 4354 | ! Initialize selection if not already started |
| 4355 | if (.not. cursor%has_selection) then |
| 4356 | cursor%has_selection = .true. |
| 4357 | cursor%selection_start_line = cursor%line |
| 4358 | cursor%selection_start_col = cursor%column |
| 4359 | end if |
| 4360 | |
| 4361 | line = buffer_get_line(buffer, cursor%line) |
| 4362 | line_count = buffer_get_line_count(buffer) |
| 4363 | |
| 4364 | ! Move cursor right |
| 4365 | if (cursor%column <= len(line)) then |
| 4366 | cursor%column = cursor%column + 1 |
| 4367 | cursor%desired_column = cursor%column |
| 4368 | else if (cursor%line < line_count) then |
| 4369 | ! Move to start of next line |
| 4370 | cursor%line = cursor%line + 1 |
| 4371 | cursor%column = 1 |
| 4372 | cursor%desired_column = cursor%column |
| 4373 | end if |
| 4374 | |
| 4375 | if (allocated(line)) deallocate(line) |
| 4376 | end subroutine extend_selection_right |
| 4377 | |
| 4378 | subroutine extend_selection_home(cursor) |
| 4379 | type(cursor_t), intent(inout) :: cursor |
| 4380 | |
| 4381 | ! Initialize selection if not already started |
| 4382 | if (.not. cursor%has_selection) then |
| 4383 | cursor%has_selection = .true. |
| 4384 | cursor%selection_start_line = cursor%line |
| 4385 | cursor%selection_start_col = cursor%column |
| 4386 | end if |
| 4387 | |
| 4388 | cursor%column = 1 |
| 4389 | cursor%desired_column = 1 |
| 4390 | end subroutine extend_selection_home |
| 4391 | |
| 4392 | subroutine extend_selection_end(cursor, buffer) |
| 4393 | type(cursor_t), intent(inout) :: cursor |
| 4394 | type(buffer_t), intent(in) :: buffer |
| 4395 | character(len=:), allocatable :: line |
| 4396 | |
| 4397 | ! Initialize selection if not already started |
| 4398 | if (.not. cursor%has_selection) then |
| 4399 | cursor%has_selection = .true. |
| 4400 | cursor%selection_start_line = cursor%line |
| 4401 | cursor%selection_start_col = cursor%column |
| 4402 | end if |
| 4403 | |
| 4404 | line = buffer_get_line(buffer, cursor%line) |
| 4405 | cursor%column = len(line) + 1 |
| 4406 | cursor%desired_column = cursor%column |
| 4407 | if (allocated(line)) deallocate(line) |
| 4408 | end subroutine extend_selection_end |
| 4409 | |
| 4410 | subroutine extend_selection_page_up(cursor, editor) |
| 4411 | type(cursor_t), intent(inout) :: cursor |
| 4412 | type(editor_state_t), intent(in) :: editor |
| 4413 | integer :: page_size |
| 4414 | |
| 4415 | ! Initialize selection if not already started |
| 4416 | if (.not. cursor%has_selection) then |
| 4417 | cursor%has_selection = .true. |
| 4418 | cursor%selection_start_line = cursor%line |
| 4419 | cursor%selection_start_col = cursor%column |
| 4420 | end if |
| 4421 | |
| 4422 | page_size = editor%screen_rows - 2 ! Leave room for status bar |
| 4423 | cursor%line = max(1, cursor%line - page_size) |
| 4424 | cursor%column = cursor%desired_column |
| 4425 | end subroutine extend_selection_page_up |
| 4426 | |
| 4427 | subroutine extend_selection_page_down(cursor, editor, line_count) |
| 4428 | type(cursor_t), intent(inout) :: cursor |
| 4429 | type(editor_state_t), intent(in) :: editor |
| 4430 | integer, intent(in) :: line_count |
| 4431 | integer :: page_size |
| 4432 | |
| 4433 | ! Initialize selection if not already started |
| 4434 | if (.not. cursor%has_selection) then |
| 4435 | cursor%has_selection = .true. |
| 4436 | cursor%selection_start_line = cursor%line |
| 4437 | cursor%selection_start_col = cursor%column |
| 4438 | end if |
| 4439 | |
| 4440 | page_size = editor%screen_rows - 2 ! Leave room for status bar |
| 4441 | cursor%line = min(line_count, cursor%line + page_size) |
| 4442 | cursor%column = cursor%desired_column |
| 4443 | end subroutine extend_selection_page_down |
| 4444 | |
| 4445 | subroutine extend_selection_word_left(cursor, buffer) |
| 4446 | type(cursor_t), intent(inout) :: cursor |
| 4447 | type(buffer_t), intent(in) :: buffer |
| 4448 | character(len=:), allocatable :: line |
| 4449 | integer :: pos, line_len |
| 4450 | |
| 4451 | ! Initialize selection if not already started |
| 4452 | if (.not. cursor%has_selection) then |
| 4453 | cursor%has_selection = .true. |
| 4454 | cursor%selection_start_line = cursor%line |
| 4455 | cursor%selection_start_col = cursor%column |
| 4456 | end if |
| 4457 | |
| 4458 | line = buffer_get_line(buffer, cursor%line) |
| 4459 | line_len = len(line) |
| 4460 | pos = cursor%column |
| 4461 | |
| 4462 | ! Handle empty lines |
| 4463 | if (line_len == 0) then |
| 4464 | if (cursor%line > 1) then |
| 4465 | cursor%line = cursor%line - 1 |
| 4466 | if (allocated(line)) deallocate(line) |
| 4467 | line = buffer_get_line(buffer, cursor%line) |
| 4468 | cursor%column = len(line) + 1 |
| 4469 | else |
| 4470 | cursor%column = 1 |
| 4471 | end if |
| 4472 | cursor%desired_column = cursor%column |
| 4473 | if (allocated(line)) deallocate(line) |
| 4474 | return |
| 4475 | end if |
| 4476 | |
| 4477 | if (pos > 1 .and. line_len > 0) then |
| 4478 | ! Simple algorithm: move left one position at a time until we find a word start |
| 4479 | pos = pos - 1 ! Move left one position |
| 4480 | |
| 4481 | ! Skip any whitespace |
| 4482 | do while (pos > 1 .and. pos <= line_len) |
| 4483 | if (line(pos:pos) /= ' ') exit |
| 4484 | pos = pos - 1 |
| 4485 | end do |
| 4486 | |
| 4487 | ! If we're on a word character, go to the start of this word |
| 4488 | if (pos >= 1 .and. pos <= line_len) then |
| 4489 | if (is_word_char(line(pos:pos))) then |
| 4490 | ! Move to the start of the current word |
| 4491 | do while (pos > 1) |
| 4492 | if (pos-1 < 1) exit ! Safety check |
| 4493 | if (.not. is_word_char(line(pos-1:pos-1))) exit |
| 4494 | pos = pos - 1 |
| 4495 | end do |
| 4496 | end if |
| 4497 | end if |
| 4498 | |
| 4499 | ! Clamp to valid range |
| 4500 | if (pos < 1) pos = 1 |
| 4501 | if (pos > line_len + 1) pos = line_len + 1 |
| 4502 | |
| 4503 | cursor%column = pos |
| 4504 | else if (cursor%line > 1) then |
| 4505 | ! Move to end of previous line |
| 4506 | cursor%line = cursor%line - 1 |
| 4507 | if (allocated(line)) deallocate(line) |
| 4508 | line = buffer_get_line(buffer, cursor%line) |
| 4509 | cursor%column = len(line) + 1 |
| 4510 | else |
| 4511 | cursor%column = 1 |
| 4512 | end if |
| 4513 | |
| 4514 | cursor%desired_column = cursor%column |
| 4515 | if (allocated(line)) deallocate(line) |
| 4516 | end subroutine extend_selection_word_left |
| 4517 | |
| 4518 | subroutine extend_selection_word_right(cursor, buffer) |
| 4519 | type(cursor_t), intent(inout) :: cursor |
| 4520 | type(buffer_t), intent(in) :: buffer |
| 4521 | character(len=:), allocatable :: line |
| 4522 | integer :: pos, line_count, line_len |
| 4523 | |
| 4524 | ! Initialize selection if not already started |
| 4525 | if (.not. cursor%has_selection) then |
| 4526 | cursor%has_selection = .true. |
| 4527 | cursor%selection_start_line = cursor%line |
| 4528 | cursor%selection_start_col = cursor%column |
| 4529 | end if |
| 4530 | |
| 4531 | line = buffer_get_line(buffer, cursor%line) |
| 4532 | line_count = buffer_get_line_count(buffer) |
| 4533 | line_len = len(line) |
| 4534 | pos = cursor%column |
| 4535 | |
| 4536 | ! Clamp position to valid range |
| 4537 | if (pos > line_len + 1) pos = line_len + 1 |
| 4538 | if (pos < 1) pos = 1 |
| 4539 | |
| 4540 | if (line_len == 0 .or. pos > line_len) then |
| 4541 | ! At end of line or empty line - move to next line |
| 4542 | if (cursor%line < line_count) then |
| 4543 | cursor%line = cursor%line + 1 |
| 4544 | cursor%column = 1 |
| 4545 | else |
| 4546 | cursor%column = line_len + 1 |
| 4547 | end if |
| 4548 | else if (pos >= 1 .and. pos <= line_len) then |
| 4549 | ! Check what we're currently on (with bounds checking) |
| 4550 | if (is_word_char(line(pos:pos))) then |
| 4551 | ! We're on a word character - skip to end of word |
| 4552 | do while (pos < line_len) |
| 4553 | if (pos+1 <= line_len) then |
| 4554 | if (.not. is_word_char(line(pos+1:pos+1))) exit |
| 4555 | end if |
| 4556 | pos = pos + 1 |
| 4557 | end do |
| 4558 | pos = pos + 1 ! Move past the word |
| 4559 | else |
| 4560 | ! We're on whitespace or punctuation - skip to next word |
| 4561 | ! Skip non-word characters |
| 4562 | do while (pos < line_len) |
| 4563 | if (pos+1 <= line_len) then |
| 4564 | if (is_word_char(line(pos+1:pos+1))) exit |
| 4565 | end if |
| 4566 | pos = pos + 1 |
| 4567 | end do |
| 4568 | |
| 4569 | ! If we found a word, move to its end |
| 4570 | if (pos < line_len .and. pos+1 <= line_len) then |
| 4571 | pos = pos + 1 ! Move to start of word |
| 4572 | do while (pos < line_len) |
| 4573 | if (pos+1 <= line_len) then |
| 4574 | if (.not. is_word_char(line(pos+1:pos+1))) exit |
| 4575 | end if |
| 4576 | pos = pos + 1 |
| 4577 | end do |
| 4578 | pos = pos + 1 ! Move past the word |
| 4579 | else |
| 4580 | pos = line_len + 1 ! At end of line |
| 4581 | end if |
| 4582 | end if |
| 4583 | |
| 4584 | cursor%column = pos |
| 4585 | else if (cursor%line < line_count) then |
| 4586 | ! Move to start of next line |
| 4587 | cursor%line = cursor%line + 1 |
| 4588 | cursor%column = 1 |
| 4589 | else |
| 4590 | cursor%column = line_len + 1 |
| 4591 | end if |
| 4592 | |
| 4593 | cursor%desired_column = cursor%column |
| 4594 | if (allocated(line)) deallocate(line) |
| 4595 | end subroutine extend_selection_word_right |
| 4596 | |
| 4597 | ! ======================================================================== |
| 4598 | ! Word Deletion Subroutines |
| 4599 | ! ======================================================================== |
| 4600 | |
| 4601 | subroutine delete_word_forward(cursor, buffer) |
| 4602 | type(cursor_t), intent(inout) :: cursor |
| 4603 | type(buffer_t), intent(inout) :: buffer |
| 4604 | character(len=:), allocatable :: line |
| 4605 | integer :: start_col, end_col, line_len |
| 4606 | logical :: in_word |
| 4607 | |
| 4608 | line = buffer_get_line(buffer, cursor%line) |
| 4609 | line_len = len(line) |
| 4610 | start_col = cursor%column |
| 4611 | end_col = start_col |
| 4612 | |
| 4613 | ! If cursor is past end of line, do nothing (can't delete forward from past the line end) |
| 4614 | if (start_col > line_len + 1) then |
| 4615 | if (allocated(line)) deallocate(line) |
| 4616 | return |
| 4617 | end if |
| 4618 | |
| 4619 | if (end_col <= line_len) then |
| 4620 | ! Skip current word (use nested ifs to avoid bounds issues) |
| 4621 | in_word = is_word_char(line(end_col:end_col)) |
| 4622 | do while (end_col < line_len) |
| 4623 | if (is_word_char(line(end_col:end_col)) .eqv. in_word) then |
| 4624 | end_col = end_col + 1 |
| 4625 | else |
| 4626 | exit |
| 4627 | end if |
| 4628 | end do |
| 4629 | |
| 4630 | ! Check if we're still on the same word type at end_col |
| 4631 | if (end_col <= line_len) then |
| 4632 | if (is_word_char(line(end_col:end_col)) .eqv. in_word) then |
| 4633 | end_col = end_col + 1 |
| 4634 | end if |
| 4635 | end if |
| 4636 | |
| 4637 | ! Skip trailing whitespace |
| 4638 | do while (end_col <= line_len) |
| 4639 | if (line(end_col:end_col) == ' ') then |
| 4640 | end_col = end_col + 1 |
| 4641 | else |
| 4642 | exit |
| 4643 | end if |
| 4644 | end do |
| 4645 | |
| 4646 | ! Delete from cursor to end position |
| 4647 | if (end_col > start_col) then |
| 4648 | call delete_range(buffer, cursor%line, start_col, cursor%line, end_col - 1) |
| 4649 | buffer%modified = .true. |
| 4650 | end if |
| 4651 | end if |
| 4652 | |
| 4653 | if (allocated(line)) deallocate(line) |
| 4654 | end subroutine delete_word_forward |
| 4655 | |
| 4656 | subroutine delete_word_backward(cursor, buffer) |
| 4657 | type(cursor_t), intent(inout) :: cursor |
| 4658 | type(buffer_t), intent(inout) :: buffer |
| 4659 | character(len=:), allocatable :: line |
| 4660 | integer :: start_col, end_col, line_len |
| 4661 | logical :: in_word |
| 4662 | |
| 4663 | line = buffer_get_line(buffer, cursor%line) |
| 4664 | line_len = len(line) |
| 4665 | end_col = cursor%column - 1 |
| 4666 | start_col = end_col |
| 4667 | |
| 4668 | ! Skip whitespace to the left (use nested ifs for safety) |
| 4669 | do while (start_col > 0 .and. start_col <= line_len) |
| 4670 | if (line(start_col:start_col) == ' ') then |
| 4671 | start_col = start_col - 1 |
| 4672 | else |
| 4673 | exit |
| 4674 | end if |
| 4675 | end do |
| 4676 | |
| 4677 | ! Delete word to the left |
| 4678 | if (start_col > 0 .and. start_col <= line_len) then |
| 4679 | in_word = is_word_char(line(start_col:start_col)) |
| 4680 | do while (start_col > 1) |
| 4681 | if (is_word_char(line(start_col-1:start_col-1)) .eqv. in_word) then |
| 4682 | start_col = start_col - 1 |
| 4683 | else |
| 4684 | exit |
| 4685 | end if |
| 4686 | end do |
| 4687 | |
| 4688 | ! Delete from start position to cursor |
| 4689 | if (start_col <= end_col) then |
| 4690 | call delete_range(buffer, cursor%line, start_col, cursor%line, end_col) |
| 4691 | cursor%column = start_col |
| 4692 | cursor%desired_column = cursor%column |
| 4693 | buffer%modified = .true. |
| 4694 | end if |
| 4695 | end if |
| 4696 | |
| 4697 | if (allocated(line)) deallocate(line) |
| 4698 | end subroutine delete_word_backward |
| 4699 | |
| 4700 | ! ======================================================================== |
| 4701 | ! Character Transpose Subroutine |
| 4702 | ! ======================================================================== |
| 4703 | |
| 4704 | subroutine join_lines(cursor, buffer) |
| 4705 | type(cursor_t), intent(inout) :: cursor |
| 4706 | type(buffer_t), intent(inout) :: buffer |
| 4707 | character(len=:), allocatable :: current_line, next_line |
| 4708 | integer :: line_count, current_len, leading_spaces |
| 4709 | |
| 4710 | line_count = buffer_get_line_count(buffer) |
| 4711 | |
| 4712 | ! Can't join if we're on the last line |
| 4713 | if (cursor%line >= line_count) return |
| 4714 | |
| 4715 | ! Get the current line and next line |
| 4716 | current_line = buffer_get_line(buffer, cursor%line) |
| 4717 | next_line = buffer_get_line(buffer, cursor%line + 1) |
| 4718 | current_len = len(current_line) |
| 4719 | |
| 4720 | ! Count leading whitespace in next line |
| 4721 | leading_spaces = 0 |
| 4722 | do while (leading_spaces < len(next_line) .and. & |
| 4723 | (next_line(leading_spaces + 1:leading_spaces + 1) == ' ' .or. & |
| 4724 | next_line(leading_spaces + 1:leading_spaces + 1) == char(9))) |
| 4725 | leading_spaces = leading_spaces + 1 |
| 4726 | end do |
| 4727 | |
| 4728 | ! Delete the newline and leading whitespace from next line |
| 4729 | if (leading_spaces > 0) then |
| 4730 | call buffer_delete_range(buffer, cursor%line, current_len + 1, cursor%line + 1, leading_spaces + 1) |
| 4731 | else |
| 4732 | call buffer_delete_range(buffer, cursor%line, current_len + 1, cursor%line + 1, 1) |
| 4733 | end if |
| 4734 | |
| 4735 | ! If the next line had non-whitespace content, insert a space between the lines |
| 4736 | if (leading_spaces < len(next_line)) then |
| 4737 | ! Insert a space if current line doesn't end with space |
| 4738 | if (current_len > 0) then |
| 4739 | if (current_line(current_len:current_len) /= ' ') then |
| 4740 | call buffer_insert_text_at(buffer, cursor%line, current_len + 1, ' ') |
| 4741 | end if |
| 4742 | end if |
| 4743 | end if |
| 4744 | |
| 4745 | if (allocated(current_line)) deallocate(current_line) |
| 4746 | if (allocated(next_line)) deallocate(next_line) |
| 4747 | end subroutine join_lines |
| 4748 | |
| 4749 | function get_line_start_pos(buffer, line_num) result(pos) |
| 4750 | type(buffer_t), intent(in) :: buffer |
| 4751 | integer, intent(in) :: line_num |
| 4752 | integer :: pos |
| 4753 | integer :: i, current_line |
| 4754 | |
| 4755 | pos = 1 |
| 4756 | current_line = 1 |
| 4757 | |
| 4758 | ! Find the start position of the given line |
| 4759 | do i = 1, buffer%size |
| 4760 | if (current_line == line_num) then |
| 4761 | return |
| 4762 | end if |
| 4763 | |
| 4764 | if (buffer_get_char_at(buffer, i) == char(10)) then ! Newline |
| 4765 | current_line = current_line + 1 |
| 4766 | pos = i + 1 |
| 4767 | end if |
| 4768 | end do |
| 4769 | |
| 4770 | ! If line_num is beyond the last line |
| 4771 | if (current_line < line_num) then |
| 4772 | pos = buffer%size + 1 |
| 4773 | end if |
| 4774 | end function get_line_start_pos |
| 4775 | |
| 4776 | subroutine delete_range(buffer, start_line, start_col, end_line, end_col) |
| 4777 | type(buffer_t), intent(inout) :: buffer |
| 4778 | integer, intent(in) :: start_line, start_col, end_line, end_col |
| 4779 | integer :: pos |
| 4780 | |
| 4781 | ! For now, handle single-line deletions |
| 4782 | if (start_line == end_line) then |
| 4783 | ! Calculate buffer position |
| 4784 | pos = get_line_start_pos(buffer, start_line) + start_col - 1 |
| 4785 | |
| 4786 | ! Move gap to deletion point |
| 4787 | call buffer_move_gap(buffer, pos) |
| 4788 | |
| 4789 | ! Extend gap to delete characters |
| 4790 | buffer%gap_end = buffer%gap_end + (end_col - start_col + 1) |
| 4791 | end if |
| 4792 | end subroutine delete_range |
| 4793 | |
| 4794 | ! UNUSED: subroutine insert_char_at(buffer, line_num, col, ch) |
| 4795 | ! UNUSED: type(buffer_t), intent(inout) :: buffer |
| 4796 | ! UNUSED: integer, intent(in) :: line_num, col |
| 4797 | ! UNUSED: character, intent(in) :: ch |
| 4798 | ! UNUSED: integer :: pos |
| 4799 | ! UNUSED: |
| 4800 | ! UNUSED: ! Calculate buffer position |
| 4801 | ! UNUSED: pos = get_line_start_pos(buffer, line_num) + col - 1 |
| 4802 | ! UNUSED: |
| 4803 | ! UNUSED: ! Move gap to insertion point |
| 4804 | ! UNUSED: call buffer_move_gap(buffer, pos) |
| 4805 | ! UNUSED: |
| 4806 | ! UNUSED: ! Insert character |
| 4807 | ! UNUSED: buffer%data(buffer%gap_start:buffer%gap_start) = ch |
| 4808 | ! UNUSED: buffer%gap_start = buffer%gap_start + 1 |
| 4809 | ! UNUSED: end subroutine insert_char_at |
| 4810 | |
| 4811 | ! Handle input when in fuss mode |
| 4812 | subroutine handle_fuss_input(key_str, editor, buffer) |
| 4813 | character(len=*), intent(in) :: key_str |
| 4814 | type(editor_state_t), intent(inout) :: editor |
| 4815 | type(buffer_t), intent(inout) :: buffer |
| 4816 | character(len=:), allocatable :: selected_path |
| 4817 | integer :: i |
| 4818 | |
| 4819 | select case(trim(key_str)) |
| 4820 | case('j', 'down') |
| 4821 | ! Move down in tree |
| 4822 | call tree_move_down(tree_state) |
| 4823 | ! Update viewport to keep selection visible (estimate ~18 visible lines) |
| 4824 | call update_tree_viewport(tree_state, 18) |
| 4825 | |
| 4826 | case('k', 'up') |
| 4827 | ! Move up in tree |
| 4828 | call tree_move_up(tree_state) |
| 4829 | ! Update viewport to keep selection visible (estimate ~18 visible lines) |
| 4830 | call update_tree_viewport(tree_state, 18) |
| 4831 | |
| 4832 | case('left') |
| 4833 | ! Move up to parent directory |
| 4834 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 4835 | if (associated(tree_state%selectable_files(tree_state%selected_index)%node)) then |
| 4836 | if (associated(tree_state%selectable_files(tree_state%selected_index)%node%parent)) then |
| 4837 | ! Find the parent in the selectable list |
| 4838 | do i = 1, tree_state%n_selectable |
| 4839 | if (associated(tree_state%selectable_files(i)%node, & |
| 4840 | tree_state%selectable_files(tree_state%selected_index)%node%parent)) then |
| 4841 | tree_state%selected_index = i |
| 4842 | exit |
| 4843 | end if |
| 4844 | end do |
| 4845 | end if |
| 4846 | end if |
| 4847 | end if |
| 4848 | |
| 4849 | case('right') |
| 4850 | ! Move into first child of directory (and expand if needed) |
| 4851 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 4852 | if (tree_state%selectable_files(tree_state%selected_index)%is_directory .and. & |
| 4853 | associated(tree_state%selectable_files(tree_state%selected_index)%node)) then |
| 4854 | ! Expand if collapsed |
| 4855 | if (.not. tree_state%selectable_files(tree_state%selected_index)%node%expanded) then |
| 4856 | tree_state%selectable_files(tree_state%selected_index)%node%expanded = .true. |
| 4857 | ! Rebuild selectable list |
| 4858 | if (allocated(tree_state%selectable_files)) deallocate(tree_state%selectable_files) |
| 4859 | call build_selectable_list(tree_state%root, tree_state%selectable_files, tree_state%n_selectable) |
| 4860 | end if |
| 4861 | ! Find first child in selectable list (look for item whose parent is current node) |
| 4862 | do i = tree_state%selected_index + 1, tree_state%n_selectable |
| 4863 | if (associated(tree_state%selectable_files(i)%node)) then |
| 4864 | if (associated(tree_state%selectable_files(i)%node%parent, & |
| 4865 | tree_state%selectable_files(tree_state%selected_index)%node)) then |
| 4866 | tree_state%selected_index = i |
| 4867 | exit |
| 4868 | end if |
| 4869 | end if |
| 4870 | end do |
| 4871 | end if |
| 4872 | end if |
| 4873 | |
| 4874 | case(' ', 'space') |
| 4875 | ! Toggle directory expand/collapse |
| 4876 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 4877 | if (.not. tree_state%selectable_files(tree_state%selected_index)%is_directory) then |
| 4878 | ! Not a directory - do nothing |
| 4879 | else if (associated(tree_state%selectable_files(tree_state%selected_index)%node)) then |
| 4880 | ! Toggle expanded |
| 4881 | tree_state%selectable_files(tree_state%selected_index)%node%expanded = & |
| 4882 | .not. tree_state%selectable_files(tree_state%selected_index)%node%expanded |
| 4883 | ! Rebuild selectable list |
| 4884 | if (allocated(tree_state%selectable_files)) deallocate(tree_state%selectable_files) |
| 4885 | call build_selectable_list(tree_state%root, tree_state%selectable_files, tree_state%n_selectable) |
| 4886 | ! Clamp selection |
| 4887 | if (tree_state%selected_index > tree_state%n_selectable .and. tree_state%n_selectable > 0) then |
| 4888 | tree_state%selected_index = tree_state%n_selectable |
| 4889 | end if |
| 4890 | end if |
| 4891 | end if |
| 4892 | |
| 4893 | case('ctrl-g') |
| 4894 | ! Activate git prefix mode (Ctrl+g then a/u/m/p/f/l/t/d) |
| 4895 | fuss_git_prefix_active = .true. |
| 4896 | |
| 4897 | case('a') |
| 4898 | ! Stage file (only with Ctrl+g prefix) |
| 4899 | if (fuss_git_prefix_active) then |
| 4900 | fuss_git_prefix_active = .false. |
| 4901 | if (allocated(editor%workspace_path)) then |
| 4902 | call tree_stage_file(tree_state, editor%workspace_path) |
| 4903 | end if |
| 4904 | else |
| 4905 | call handle_fuss_fuzzy_search(key_str) |
| 4906 | end if |
| 4907 | |
| 4908 | case('u') |
| 4909 | ! Unstage file (only with Ctrl+g prefix) |
| 4910 | if (fuss_git_prefix_active) then |
| 4911 | fuss_git_prefix_active = .false. |
| 4912 | if (allocated(editor%workspace_path)) then |
| 4913 | call tree_unstage_file(tree_state, editor%workspace_path) |
| 4914 | end if |
| 4915 | else |
| 4916 | call handle_fuss_fuzzy_search(key_str) |
| 4917 | end if |
| 4918 | |
| 4919 | case('m') |
| 4920 | ! Git commit with message (only with Ctrl+g prefix) |
| 4921 | if (fuss_git_prefix_active) then |
| 4922 | fuss_git_prefix_active = .false. |
| 4923 | if (allocated(editor%workspace_path)) then |
| 4924 | call handle_git_commit(editor) |
| 4925 | end if |
| 4926 | else |
| 4927 | call handle_fuss_fuzzy_search(key_str) |
| 4928 | end if |
| 4929 | |
| 4930 | case('p') |
| 4931 | ! Git push (only with Ctrl+g prefix) |
| 4932 | if (fuss_git_prefix_active) then |
| 4933 | fuss_git_prefix_active = .false. |
| 4934 | if (allocated(editor%workspace_path)) then |
| 4935 | call handle_git_push(editor) |
| 4936 | end if |
| 4937 | else |
| 4938 | call handle_fuss_fuzzy_search(key_str) |
| 4939 | end if |
| 4940 | |
| 4941 | case('f') |
| 4942 | ! Git fetch (only with Ctrl+g prefix) |
| 4943 | if (fuss_git_prefix_active) then |
| 4944 | fuss_git_prefix_active = .false. |
| 4945 | if (allocated(editor%workspace_path)) then |
| 4946 | call handle_git_fetch(editor) |
| 4947 | end if |
| 4948 | else |
| 4949 | call handle_fuss_fuzzy_search(key_str) |
| 4950 | end if |
| 4951 | |
| 4952 | case('l') |
| 4953 | ! Git pull (only with Ctrl+g prefix) |
| 4954 | if (fuss_git_prefix_active) then |
| 4955 | fuss_git_prefix_active = .false. |
| 4956 | if (allocated(editor%workspace_path)) then |
| 4957 | call handle_git_pull(editor) |
| 4958 | end if |
| 4959 | else |
| 4960 | call handle_fuss_fuzzy_search(key_str) |
| 4961 | end if |
| 4962 | |
| 4963 | case('t') |
| 4964 | ! Git tag (only with Ctrl+g prefix) |
| 4965 | if (fuss_git_prefix_active) then |
| 4966 | fuss_git_prefix_active = .false. |
| 4967 | if (allocated(editor%workspace_path)) then |
| 4968 | call handle_git_tag(editor) |
| 4969 | end if |
| 4970 | else |
| 4971 | call handle_fuss_fuzzy_search(key_str) |
| 4972 | end if |
| 4973 | |
| 4974 | case('d') |
| 4975 | ! Git diff (only with Ctrl+g prefix) |
| 4976 | if (fuss_git_prefix_active) then |
| 4977 | fuss_git_prefix_active = .false. |
| 4978 | if (allocated(editor%workspace_path)) then |
| 4979 | call handle_git_diff(editor, buffer) |
| 4980 | end if |
| 4981 | else |
| 4982 | call handle_fuss_fuzzy_search(key_str) |
| 4983 | end if |
| 4984 | |
| 4985 | case('enter', 'o') |
| 4986 | ! Open file in editor (only for files, not directories) |
| 4987 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 4988 | if (.not. tree_state%selectable_files(tree_state%selected_index)%is_directory) then |
| 4989 | selected_path = get_selected_item_path(tree_state) |
| 4990 | if (len_trim(selected_path) > 0) then |
| 4991 | call open_file_in_editor(selected_path, editor, buffer) |
| 4992 | end if |
| 4993 | end if |
| 4994 | end if |
| 4995 | |
| 4996 | case('v') |
| 4997 | ! Fuzzy search (vsplit moved to alt-v) |
| 4998 | if (fuss_git_prefix_active) then |
| 4999 | fuss_git_prefix_active = .false. |
| 5000 | end if |
| 5001 | call handle_fuss_fuzzy_search(key_str) |
| 5002 | |
| 5003 | case('s') |
| 5004 | ! Fuzzy search (hsplit moved to alt-s) |
| 5005 | if (fuss_git_prefix_active) then |
| 5006 | fuss_git_prefix_active = .false. |
| 5007 | end if |
| 5008 | call handle_fuss_fuzzy_search(key_str) |
| 5009 | |
| 5010 | case('alt-v') |
| 5011 | ! Open file in vertical split (direct shortcut) |
| 5012 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 5013 | if (.not. tree_state%selectable_files(tree_state%selected_index)%is_directory) then |
| 5014 | selected_path = get_selected_item_path(tree_state) |
| 5015 | if (len_trim(selected_path) > 0) then |
| 5016 | call open_file_in_vertical_split(selected_path, editor, buffer) |
| 5017 | end if |
| 5018 | end if |
| 5019 | end if |
| 5020 | |
| 5021 | case('alt-s') |
| 5022 | ! Open file in horizontal split (direct shortcut) |
| 5023 | if (tree_state%selected_index >= 1 .and. tree_state%selected_index <= tree_state%n_selectable) then |
| 5024 | if (.not. tree_state%selectable_files(tree_state%selected_index)%is_directory) then |
| 5025 | selected_path = get_selected_item_path(tree_state) |
| 5026 | if (len_trim(selected_path) > 0) then |
| 5027 | call open_file_in_horizontal_split(selected_path, editor, buffer) |
| 5028 | end if |
| 5029 | end if |
| 5030 | end if |
| 5031 | |
| 5032 | case('.') |
| 5033 | ! Toggle hiding dotfiles/gitignored files |
| 5034 | tree_state%hide_dotfiles = .not. tree_state%hide_dotfiles |
| 5035 | |
| 5036 | case('ctrl-/') |
| 5037 | ! Toggle fuss mode hints expansion |
| 5038 | editor%fuss_hints_expanded = .not. editor%fuss_hints_expanded |
| 5039 | |
| 5040 | case('esc') |
| 5041 | ! Exit fuss mode (or cancel git prefix mode) |
| 5042 | if (fuss_git_prefix_active) then |
| 5043 | fuss_git_prefix_active = .false. |
| 5044 | else |
| 5045 | editor%fuss_mode_active = .false. |
| 5046 | editor%fuss_hints_expanded = .false. ! Reset to collapsed |
| 5047 | fuss_git_prefix_active = .false. |
| 5048 | call fuss_reset_search() |
| 5049 | call cleanup_tree_state(tree_state) |
| 5050 | end if |
| 5051 | |
| 5052 | case default |
| 5053 | ! Reset git prefix mode if invalid key in prefix mode |
| 5054 | if (fuss_git_prefix_active) then |
| 5055 | fuss_git_prefix_active = .false. |
| 5056 | end if |
| 5057 | ! Fuzzy search: accumulate typed characters and jump to match |
| 5058 | ! Only handle single printable characters (letters, digits) |
| 5059 | if (len_trim(key_str) == 1) then |
| 5060 | call handle_fuss_fuzzy_search(key_str) |
| 5061 | end if |
| 5062 | |
| 5063 | end select |
| 5064 | end subroutine handle_fuss_input |
| 5065 | |
| 5066 | ! Handle fuzzy search character input in fuss mode |
| 5067 | subroutine handle_fuss_fuzzy_search(key_str) |
| 5068 | use iso_fortran_env, only: int64 |
| 5069 | character(len=*), intent(in) :: key_str |
| 5070 | integer(int64) :: current_time, elapsed |
| 5071 | character(len=1) :: ch |
| 5072 | logical :: found |
| 5073 | |
| 5074 | ch = key_str(1:1) |
| 5075 | |
| 5076 | ! Only accept printable characters (letters, digits, some punctuation) |
| 5077 | if (ichar(ch) < 32 .or. ichar(ch) > 126) return |
| 5078 | |
| 5079 | ! Get current time |
| 5080 | current_time = get_time_ms() |
| 5081 | |
| 5082 | ! Check for timeout (500ms) - reset if too long since last keystroke |
| 5083 | if (fuss_search_last_time > 0) then |
| 5084 | elapsed = current_time - fuss_search_last_time |
| 5085 | if (elapsed > 500) then |
| 5086 | ! Timeout - reset search buffer |
| 5087 | fuss_search_buffer = '' |
| 5088 | fuss_search_len = 0 |
| 5089 | end if |
| 5090 | end if |
| 5091 | |
| 5092 | ! Add character to search buffer (if there's room) |
| 5093 | if (fuss_search_len < 64) then |
| 5094 | fuss_search_len = fuss_search_len + 1 |
| 5095 | fuss_search_buffer(fuss_search_len:fuss_search_len) = ch |
| 5096 | end if |
| 5097 | |
| 5098 | ! Update timestamp |
| 5099 | fuss_search_last_time = current_time |
| 5100 | |
| 5101 | ! Try to jump to a match |
| 5102 | found = fuss_fuzzy_jump(fuss_search_buffer(1:fuss_search_len)) |
| 5103 | |
| 5104 | ! Update viewport to keep selection visible |
| 5105 | if (found) then |
| 5106 | call update_tree_viewport(tree_state, 18) |
| 5107 | end if |
| 5108 | end subroutine handle_fuss_fuzzy_search |
| 5109 | |
| 5110 | ! Open a file in the editor |
| 5111 | subroutine open_file_in_editor(file_path, editor, buffer) |
| 5112 | use editor_state_module, only: create_tab |
| 5113 | use text_buffer_module, only: copy_buffer |
| 5114 | character(len=*), intent(in) :: file_path |
| 5115 | type(editor_state_t), intent(inout) :: editor |
| 5116 | type(buffer_t), intent(inout) :: buffer |
| 5117 | character(len=:), allocatable :: full_path |
| 5118 | integer :: status |
| 5119 | |
| 5120 | ! Build full path |
| 5121 | if (allocated(editor%workspace_path)) then |
| 5122 | full_path = trim(editor%workspace_path) // '/' // trim(file_path) |
| 5123 | else |
| 5124 | full_path = trim(file_path) |
| 5125 | end if |
| 5126 | |
| 5127 | ! Create a new tab for this file |
| 5128 | call create_tab(editor, full_path) |
| 5129 | |
| 5130 | ! Load file into the new tab's buffer |
| 5131 | if (editor%active_tab_index > 0 .and. editor%active_tab_index <= size(editor%tabs)) then |
| 5132 | call buffer_load_file(editor%tabs(editor%active_tab_index)%buffer, full_path, status) |
| 5133 | |
| 5134 | ! Handle binary files |
| 5135 | if (status == -2) then |
| 5136 | ! Binary file detected - prompt user |
| 5137 | if (binary_file_prompt(full_path)) then |
| 5138 | ! User wants to view in hex mode |
| 5139 | call buffer_load_file_as_hex(editor%tabs(editor%active_tab_index)%buffer, full_path, status) |
| 5140 | if (status /= 0) then |
| 5141 | ! Failed to load hex view - close the tab and return |
| 5142 | call close_tab(editor, editor%active_tab_index) |
| 5143 | return |
| 5144 | end if |
| 5145 | ! Mark as hex view in filename |
| 5146 | full_path = trim(full_path) // ' [HEX]' |
| 5147 | else |
| 5148 | ! User cancelled - close the tab and return |
| 5149 | call close_tab(editor, editor%active_tab_index) |
| 5150 | return |
| 5151 | end if |
| 5152 | end if |
| 5153 | |
| 5154 | if (status == 0) then |
| 5155 | ! Copy tab's buffer to pane's buffer |
| 5156 | if (allocated(editor%tabs(editor%active_tab_index)%panes) .and. & |
| 5157 | editor%tabs(editor%active_tab_index)%active_pane_index > 0) then |
| 5158 | call copy_buffer(editor%tabs(editor%active_tab_index)%panes( & |
| 5159 | editor%tabs(editor%active_tab_index)%active_pane_index)%buffer, & |
| 5160 | editor%tabs(editor%active_tab_index)%buffer) |
| 5161 | end if |
| 5162 | |
| 5163 | ! Copy tab's buffer to main buffer so it's displayed |
| 5164 | call copy_buffer(buffer, editor%tabs(editor%active_tab_index)%buffer) |
| 5165 | |
| 5166 | ! Update editor state with the new tab's info |
| 5167 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5168 | allocate(character(len=len_trim(full_path)) :: editor%filename) |
| 5169 | editor%filename = full_path |
| 5170 | |
| 5171 | ! Send LSP didOpen notification to ALL active servers |
| 5172 | if (editor%tabs(editor%active_tab_index)%num_lsp_servers > 0) then |
| 5173 | block |
| 5174 | integer :: srv_i |
| 5175 | do srv_i = 1, editor%tabs(editor%active_tab_index)%num_lsp_servers |
| 5176 | call notify_file_opened(editor%lsp_manager, & |
| 5177 | editor%tabs(editor%active_tab_index)%lsp_server_indices(srv_i), & |
| 5178 | full_path, buffer_to_string(editor%tabs(editor%active_tab_index)%buffer)) |
| 5179 | end do |
| 5180 | end block |
| 5181 | end if |
| 5182 | |
| 5183 | ! Reset cursor to top of file |
| 5184 | editor%cursors(editor%active_cursor)%line = 1 |
| 5185 | editor%cursors(editor%active_cursor)%column = 1 |
| 5186 | editor%cursors(editor%active_cursor)%desired_column = 1 |
| 5187 | editor%viewport_line = 1 |
| 5188 | editor%viewport_column = 1 |
| 5189 | |
| 5190 | ! Also update tab's active pane state |
| 5191 | if (allocated(editor%tabs(editor%active_tab_index)%panes) .and. & |
| 5192 | editor%tabs(editor%active_tab_index)%active_pane_index > 0) then |
| 5193 | associate (pane => & |
| 5194 | editor%tabs(editor%active_tab_index)%panes( & |
| 5195 | editor%tabs(editor%active_tab_index)%active_pane_index)) |
| 5196 | if (allocated(pane%cursors) .and. size(pane%cursors) > 0) then |
| 5197 | pane%cursors(1)%line = 1 |
| 5198 | pane%cursors(1)%column = 1 |
| 5199 | pane%cursors(1)%desired_column = 1 |
| 5200 | end if |
| 5201 | pane%viewport_line = 1 |
| 5202 | pane%viewport_column = 1 |
| 5203 | end associate |
| 5204 | end if |
| 5205 | end if |
| 5206 | end if |
| 5207 | ! Note: fuss mode stays active - user must press ctrl-b to exit |
| 5208 | end subroutine open_file_in_editor |
| 5209 | |
| 5210 | ! Open a file in a vertical split |
| 5211 | subroutine open_file_in_vertical_split(file_path, editor, buffer) |
| 5212 | use editor_state_module, only: split_pane_vertical, sync_editor_to_pane |
| 5213 | use text_buffer_module, only: copy_buffer |
| 5214 | character(len=*), intent(in) :: file_path |
| 5215 | type(editor_state_t), intent(inout) :: editor |
| 5216 | type(buffer_t), intent(inout) :: buffer |
| 5217 | character(len=:), allocatable :: full_path |
| 5218 | integer :: status, tab_idx, pane_idx |
| 5219 | |
| 5220 | ! Build full path |
| 5221 | if (allocated(editor%workspace_path)) then |
| 5222 | full_path = trim(editor%workspace_path) // '/' // trim(file_path) |
| 5223 | else |
| 5224 | full_path = trim(file_path) |
| 5225 | end if |
| 5226 | |
| 5227 | ! Exit fuss mode |
| 5228 | editor%fuss_mode_active = .false. |
| 5229 | editor%fuss_hints_expanded = .false. |
| 5230 | call cleanup_tree_state(tree_state) |
| 5231 | |
| 5232 | ! If no tabs exist, create one first |
| 5233 | if (size(editor%tabs) == 0 .or. editor%active_tab_index == 0) then |
| 5234 | call open_file_in_editor(file_path, editor, buffer) |
| 5235 | return |
| 5236 | end if |
| 5237 | |
| 5238 | ! Split the current pane vertically |
| 5239 | call split_pane_vertical(editor) |
| 5240 | |
| 5241 | ! Get the new pane index (it becomes the active pane) |
| 5242 | tab_idx = editor%active_tab_index |
| 5243 | if (tab_idx > 0 .and. tab_idx <= size(editor%tabs)) then |
| 5244 | pane_idx = editor%tabs(tab_idx)%active_pane_index |
| 5245 | |
| 5246 | ! Load the file into the new pane's buffer |
| 5247 | if (allocated(editor%tabs(tab_idx)%panes) .and. pane_idx > 0) then |
| 5248 | call buffer_load_file(editor%tabs(tab_idx)%panes(pane_idx)%buffer, full_path, status) |
| 5249 | |
| 5250 | ! Handle binary files |
| 5251 | if (status == -2) then |
| 5252 | ! Binary file detected - prompt user |
| 5253 | if (binary_file_prompt(full_path)) then |
| 5254 | ! User wants to view in hex mode |
| 5255 | call buffer_load_file_as_hex(editor%tabs(tab_idx)%panes(pane_idx)%buffer, full_path, status) |
| 5256 | if (status /= 0) then |
| 5257 | ! Failed to load hex view - close the pane and return |
| 5258 | call close_pane(editor) |
| 5259 | return |
| 5260 | end if |
| 5261 | ! Mark as hex view in filename |
| 5262 | full_path = trim(full_path) // ' [HEX]' |
| 5263 | else |
| 5264 | ! User cancelled - close the pane and return |
| 5265 | call close_pane(editor) |
| 5266 | return |
| 5267 | end if |
| 5268 | end if |
| 5269 | |
| 5270 | if (status == 0) then |
| 5271 | ! Update filename for the pane |
| 5272 | if (allocated(editor%tabs(tab_idx)%panes(pane_idx)%filename)) & |
| 5273 | deallocate(editor%tabs(tab_idx)%panes(pane_idx)%filename) |
| 5274 | allocate(character(len=len_trim(full_path)) :: editor%tabs(tab_idx)%panes(pane_idx)%filename) |
| 5275 | editor%tabs(tab_idx)%panes(pane_idx)%filename = full_path |
| 5276 | |
| 5277 | ! Copy to main buffer |
| 5278 | call copy_buffer(buffer, editor%tabs(tab_idx)%panes(pane_idx)%buffer) |
| 5279 | |
| 5280 | ! Update editor filename |
| 5281 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5282 | allocate(character(len=len_trim(full_path)) :: editor%filename) |
| 5283 | editor%filename = full_path |
| 5284 | |
| 5285 | ! Reset cursor in the new pane |
| 5286 | if (allocated(editor%tabs(tab_idx)%panes(pane_idx)%cursors) .and. & |
| 5287 | size(editor%tabs(tab_idx)%panes(pane_idx)%cursors) > 0) then |
| 5288 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%line = 1 |
| 5289 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%column = 1 |
| 5290 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%desired_column = 1 |
| 5291 | end if |
| 5292 | editor%tabs(tab_idx)%panes(pane_idx)%viewport_line = 1 |
| 5293 | editor%tabs(tab_idx)%panes(pane_idx)%viewport_column = 1 |
| 5294 | |
| 5295 | ! Sync editor state with the new pane |
| 5296 | call sync_editor_to_pane(editor) |
| 5297 | end if |
| 5298 | end if |
| 5299 | end if |
| 5300 | end subroutine open_file_in_vertical_split |
| 5301 | |
| 5302 | ! Open a file in a horizontal split |
| 5303 | subroutine open_file_in_horizontal_split(file_path, editor, buffer) |
| 5304 | use editor_state_module, only: split_pane_horizontal, sync_editor_to_pane |
| 5305 | use text_buffer_module, only: copy_buffer |
| 5306 | character(len=*), intent(in) :: file_path |
| 5307 | type(editor_state_t), intent(inout) :: editor |
| 5308 | type(buffer_t), intent(inout) :: buffer |
| 5309 | character(len=:), allocatable :: full_path |
| 5310 | integer :: status, tab_idx, pane_idx |
| 5311 | |
| 5312 | ! Build full path |
| 5313 | if (allocated(editor%workspace_path)) then |
| 5314 | full_path = trim(editor%workspace_path) // '/' // trim(file_path) |
| 5315 | else |
| 5316 | full_path = trim(file_path) |
| 5317 | end if |
| 5318 | |
| 5319 | ! Exit fuss mode |
| 5320 | editor%fuss_mode_active = .false. |
| 5321 | editor%fuss_hints_expanded = .false. |
| 5322 | call cleanup_tree_state(tree_state) |
| 5323 | |
| 5324 | ! If no tabs exist, create one first |
| 5325 | if (size(editor%tabs) == 0 .or. editor%active_tab_index == 0) then |
| 5326 | call open_file_in_editor(file_path, editor, buffer) |
| 5327 | return |
| 5328 | end if |
| 5329 | |
| 5330 | ! Split the current pane horizontally |
| 5331 | call split_pane_horizontal(editor) |
| 5332 | |
| 5333 | ! Get the new pane index (it becomes the active pane) |
| 5334 | tab_idx = editor%active_tab_index |
| 5335 | if (tab_idx > 0 .and. tab_idx <= size(editor%tabs)) then |
| 5336 | pane_idx = editor%tabs(tab_idx)%active_pane_index |
| 5337 | |
| 5338 | ! Load the file into the new pane's buffer |
| 5339 | if (allocated(editor%tabs(tab_idx)%panes) .and. pane_idx > 0) then |
| 5340 | call buffer_load_file(editor%tabs(tab_idx)%panes(pane_idx)%buffer, full_path, status) |
| 5341 | |
| 5342 | ! Handle binary files |
| 5343 | if (status == -2) then |
| 5344 | ! Binary file detected - prompt user |
| 5345 | if (binary_file_prompt(full_path)) then |
| 5346 | ! User wants to view in hex mode |
| 5347 | call buffer_load_file_as_hex(editor%tabs(tab_idx)%panes(pane_idx)%buffer, full_path, status) |
| 5348 | if (status /= 0) then |
| 5349 | ! Failed to load hex view - close the pane and return |
| 5350 | call close_pane(editor) |
| 5351 | return |
| 5352 | end if |
| 5353 | ! Mark as hex view in filename |
| 5354 | full_path = trim(full_path) // ' [HEX]' |
| 5355 | else |
| 5356 | ! User cancelled - close the pane and return |
| 5357 | call close_pane(editor) |
| 5358 | return |
| 5359 | end if |
| 5360 | end if |
| 5361 | |
| 5362 | if (status == 0) then |
| 5363 | ! Update filename for the pane |
| 5364 | if (allocated(editor%tabs(tab_idx)%panes(pane_idx)%filename)) & |
| 5365 | deallocate(editor%tabs(tab_idx)%panes(pane_idx)%filename) |
| 5366 | allocate(character(len=len_trim(full_path)) :: editor%tabs(tab_idx)%panes(pane_idx)%filename) |
| 5367 | editor%tabs(tab_idx)%panes(pane_idx)%filename = full_path |
| 5368 | |
| 5369 | ! Copy to main buffer |
| 5370 | call copy_buffer(buffer, editor%tabs(tab_idx)%panes(pane_idx)%buffer) |
| 5371 | |
| 5372 | ! Update editor filename |
| 5373 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5374 | allocate(character(len=len_trim(full_path)) :: editor%filename) |
| 5375 | editor%filename = full_path |
| 5376 | |
| 5377 | ! Reset cursor in the new pane |
| 5378 | if (allocated(editor%tabs(tab_idx)%panes(pane_idx)%cursors) .and. & |
| 5379 | size(editor%tabs(tab_idx)%panes(pane_idx)%cursors) > 0) then |
| 5380 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%line = 1 |
| 5381 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%column = 1 |
| 5382 | editor%tabs(tab_idx)%panes(pane_idx)%cursors(1)%desired_column = 1 |
| 5383 | end if |
| 5384 | editor%tabs(tab_idx)%panes(pane_idx)%viewport_line = 1 |
| 5385 | editor%tabs(tab_idx)%panes(pane_idx)%viewport_column = 1 |
| 5386 | |
| 5387 | ! Sync editor state with the new pane |
| 5388 | call sync_editor_to_pane(editor) |
| 5389 | end if |
| 5390 | end if |
| 5391 | end if |
| 5392 | end subroutine open_file_in_horizontal_split |
| 5393 | |
| 5394 | ! Toggle fuss mode (file tree) |
| 5395 | subroutine toggle_fuss_mode(editor) |
| 5396 | type(editor_state_t), intent(inout) :: editor |
| 5397 | |
| 5398 | editor%fuss_mode_active = .not. editor%fuss_mode_active |
| 5399 | |
| 5400 | if (editor%fuss_mode_active) then |
| 5401 | ! Entering fuss mode - initialize tree state |
| 5402 | if (allocated(editor%workspace_path)) then |
| 5403 | call init_tree_state(tree_state, editor%workspace_path) |
| 5404 | end if |
| 5405 | else |
| 5406 | ! Exiting fuss mode - cleanup tree state |
| 5407 | call cleanup_tree_state(tree_state) |
| 5408 | end if |
| 5409 | end subroutine toggle_fuss_mode |
| 5410 | |
| 5411 | ! UNUSED: Toggle diagnostics panel |
| 5412 | ! Kept for potential future use |
| 5413 | ! subroutine toggle_diagnostics_panel(editor) |
| 5414 | ! type(editor_state_t), intent(inout) :: editor |
| 5415 | ! call toggle_panel(editor%diagnostics_panel) |
| 5416 | ! end subroutine toggle_diagnostics_panel |
| 5417 | |
| 5418 | ! Handle git commit with message prompt |
| 5419 | subroutine handle_git_commit(editor) |
| 5420 | type(editor_state_t), intent(inout) :: editor |
| 5421 | character(len=512) :: commit_message |
| 5422 | logical :: cancelled, success |
| 5423 | |
| 5424 | ! Show prompt for commit message |
| 5425 | call show_text_prompt('Commit message (ESC to cancel): ', commit_message, cancelled, editor%screen_rows) |
| 5426 | |
| 5427 | if (.not. cancelled .and. len_trim(commit_message) > 0) then |
| 5428 | call git_commit(editor%workspace_path, commit_message, success) |
| 5429 | |
| 5430 | ! Show feedback message |
| 5431 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5432 | call terminal_write(repeat(' ', 200)) |
| 5433 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5434 | if (success) then |
| 5435 | call terminal_write(char(27) // '[32m✓ Committed successfully!' // char(27) // '[0m') |
| 5436 | else |
| 5437 | call terminal_write(char(27) // '[31m✗ Commit failed (nothing staged?)' // char(27) // '[0m') |
| 5438 | end if |
| 5439 | |
| 5440 | ! Brief pause |
| 5441 | call execute_command_line('sleep 1') |
| 5442 | |
| 5443 | ! Refresh tree |
| 5444 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5445 | end if |
| 5446 | end subroutine handle_git_commit |
| 5447 | |
| 5448 | ! Handle git push |
| 5449 | subroutine handle_git_push(editor) |
| 5450 | type(editor_state_t), intent(inout) :: editor |
| 5451 | logical :: success |
| 5452 | |
| 5453 | ! Show progress message |
| 5454 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5455 | call terminal_write(repeat(' ', 200)) |
| 5456 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5457 | call terminal_write('Pushing to remote...') |
| 5458 | |
| 5459 | call git_push(editor%workspace_path, success) |
| 5460 | |
| 5461 | ! Show result |
| 5462 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5463 | call terminal_write(repeat(' ', 200)) |
| 5464 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5465 | if (success) then |
| 5466 | call terminal_write(char(27) // '[32m✓ Pushed successfully!' // char(27) // '[0m') |
| 5467 | else |
| 5468 | call terminal_write(char(27) // '[31m✗ Push failed (check remote/branch)' // char(27) // '[0m') |
| 5469 | end if |
| 5470 | |
| 5471 | ! Brief pause |
| 5472 | call execute_command_line('sleep 1') |
| 5473 | |
| 5474 | ! Refresh tree |
| 5475 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5476 | end subroutine handle_git_push |
| 5477 | |
| 5478 | ! Handle git fetch |
| 5479 | subroutine handle_git_fetch(editor) |
| 5480 | type(editor_state_t), intent(inout) :: editor |
| 5481 | logical :: success |
| 5482 | |
| 5483 | ! Show progress message |
| 5484 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5485 | call terminal_write(repeat(' ', 200)) |
| 5486 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5487 | call terminal_write('Fetching from remote...') |
| 5488 | |
| 5489 | call git_fetch(editor%workspace_path, success) |
| 5490 | |
| 5491 | ! Show result |
| 5492 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5493 | call terminal_write(repeat(' ', 200)) |
| 5494 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5495 | if (success) then |
| 5496 | call terminal_write(char(27) // '[32m✓ Fetch completed!' // char(27) // '[0m') |
| 5497 | else |
| 5498 | call terminal_write(char(27) // '[31m✗ Fetch failed!' // char(27) // '[0m') |
| 5499 | end if |
| 5500 | |
| 5501 | ! Brief pause |
| 5502 | call execute_command_line('sleep 1') |
| 5503 | |
| 5504 | ! Refresh tree |
| 5505 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5506 | end subroutine handle_git_fetch |
| 5507 | |
| 5508 | ! Handle git pull |
| 5509 | subroutine handle_git_pull(editor) |
| 5510 | type(editor_state_t), intent(inout) :: editor |
| 5511 | logical :: success |
| 5512 | |
| 5513 | ! Show progress message |
| 5514 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5515 | call terminal_write(repeat(' ', 200)) |
| 5516 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5517 | call terminal_write('Pulling from remote...') |
| 5518 | |
| 5519 | call git_pull(editor%workspace_path, success) |
| 5520 | |
| 5521 | ! Show result |
| 5522 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5523 | call terminal_write(repeat(' ', 200)) |
| 5524 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5525 | if (success) then |
| 5526 | call terminal_write(char(27) // '[32m✓ Pull completed!' // char(27) // '[0m') |
| 5527 | else |
| 5528 | call terminal_write(char(27) // '[31m✗ Pull failed!' // char(27) // '[0m') |
| 5529 | end if |
| 5530 | |
| 5531 | ! Brief pause |
| 5532 | call execute_command_line('sleep 1') |
| 5533 | |
| 5534 | ! Refresh tree |
| 5535 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5536 | end subroutine handle_git_pull |
| 5537 | |
| 5538 | ! Handle git tag |
| 5539 | subroutine handle_git_tag(editor) |
| 5540 | use help_display_module, only: display_tags_header |
| 5541 | type(editor_state_t), intent(inout) :: editor |
| 5542 | character(len=256) :: tag_name, tag_message |
| 5543 | character(len=256), allocatable :: existing_tags(:) |
| 5544 | integer :: n_tags |
| 5545 | logical :: cancelled, success, push_tag |
| 5546 | |
| 5547 | ! Fetch and display existing tags (keeps them visible during prompts) |
| 5548 | call git_list_tags(editor%workspace_path, existing_tags, n_tags) |
| 5549 | call display_tags_header(editor, existing_tags, n_tags) |
| 5550 | |
| 5551 | ! Show prompt for tag name (tags remain visible above) |
| 5552 | call show_text_prompt('Tag name (ESC to cancel): ', tag_name, cancelled, editor%screen_rows) |
| 5553 | |
| 5554 | if (allocated(existing_tags)) deallocate(existing_tags) |
| 5555 | |
| 5556 | if (.not. cancelled .and. len_trim(tag_name) > 0) then |
| 5557 | ! Show prompt for tag message (optional) |
| 5558 | call show_text_prompt('Tag message (optional, ESC to skip): ', tag_message, cancelled, editor%screen_rows) |
| 5559 | |
| 5560 | if (.not. cancelled) then |
| 5561 | call git_tag(editor%workspace_path, tag_name, tag_message, success) |
| 5562 | |
| 5563 | ! Show result |
| 5564 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5565 | call terminal_write(repeat(' ', 200)) |
| 5566 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5567 | if (success) then |
| 5568 | call terminal_write(char(27) // '[32m✓ Tag created: ' // trim(tag_name) // char(27) // '[0m') |
| 5569 | |
| 5570 | ! Brief pause |
| 5571 | call execute_command_line('sleep 1') |
| 5572 | |
| 5573 | ! Ask if user wants to push the tag to origin (auto-submit on y/n) |
| 5574 | call show_yes_no_prompt('Push tag to origin? (y/n, ESC to skip): ', push_tag, cancelled, editor%screen_rows) |
| 5575 | |
| 5576 | if (.not. cancelled .and. push_tag) then |
| 5577 | call git_push_tag(editor%workspace_path, tag_name, success) |
| 5578 | |
| 5579 | ! Show push result |
| 5580 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5581 | call terminal_write(repeat(' ', 200)) |
| 5582 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5583 | if (success) then |
| 5584 | call terminal_write(char(27) // '[32m✓ Tag pushed to origin' // char(27) // '[0m') |
| 5585 | else |
| 5586 | call terminal_write(char(27) // '[31m✗ Failed to push tag (check remote)' // char(27) // '[0m') |
| 5587 | end if |
| 5588 | |
| 5589 | call execute_command_line('sleep 1') |
| 5590 | end if |
| 5591 | else |
| 5592 | call terminal_write(char(27) // '[31m✗ Failed to create tag' // char(27) // '[0m') |
| 5593 | call execute_command_line('sleep 1') |
| 5594 | end if |
| 5595 | |
| 5596 | ! Refresh tree |
| 5597 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5598 | end if |
| 5599 | end if |
| 5600 | end subroutine handle_git_tag |
| 5601 | |
| 5602 | subroutine handle_git_diff(editor, buffer) |
| 5603 | use editor_state_module, only: create_tab |
| 5604 | use text_buffer_module, only: buffer_insert, copy_buffer |
| 5605 | use file_tree_module, only: get_selected_item_path |
| 5606 | type(editor_state_t), intent(inout) :: editor |
| 5607 | type(buffer_t), intent(inout) :: buffer |
| 5608 | character(len=:), allocatable :: selected_path, diff_content, tab_name |
| 5609 | character(len=256) :: branch_name |
| 5610 | logical :: success |
| 5611 | |
| 5612 | ! Get selected file from tree |
| 5613 | if (tree_state%selected_index < 1 .or. tree_state%selected_index > tree_state%n_selectable) return |
| 5614 | if (tree_state%selectable_files(tree_state%selected_index)%is_directory) return |
| 5615 | |
| 5616 | selected_path = get_selected_item_path(tree_state) |
| 5617 | if (len_trim(selected_path) == 0) return |
| 5618 | |
| 5619 | ! Get diff content |
| 5620 | call git_diff_file(editor%workspace_path, selected_path, diff_content, branch_name, success) |
| 5621 | |
| 5622 | if (.not. success) then |
| 5623 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5624 | call terminal_write(repeat(' ', 200)) |
| 5625 | call terminal_move_cursor(editor%screen_rows, 1) |
| 5626 | call terminal_write(char(27) // '[31m✗ Failed to get diff' // char(27) // '[0m') |
| 5627 | call execute_command_line('sleep 1') |
| 5628 | return |
| 5629 | end if |
| 5630 | |
| 5631 | ! Create tab name: diff:<filename>:<branch> |
| 5632 | if (len_trim(branch_name) > 0) then |
| 5633 | tab_name = 'diff:' // trim(selected_path) // ':' // trim(branch_name) |
| 5634 | else |
| 5635 | tab_name = 'diff:' // trim(selected_path) |
| 5636 | end if |
| 5637 | |
| 5638 | ! Create new tab |
| 5639 | call create_tab(editor, tab_name) |
| 5640 | |
| 5641 | ! Load diff content into the tab's buffer |
| 5642 | if (editor%active_tab_index > 0 .and. editor%active_tab_index <= size(editor%tabs)) then |
| 5643 | ! Insert diff content at the beginning of the buffer |
| 5644 | call buffer_insert(editor%tabs(editor%active_tab_index)%buffer, 1, diff_content) |
| 5645 | |
| 5646 | ! Copy tab's buffer to main buffer so it's displayed |
| 5647 | call copy_buffer(buffer, editor%tabs(editor%active_tab_index)%buffer) |
| 5648 | |
| 5649 | ! Update editor state with the new tab's info |
| 5650 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5651 | allocate(character(len=len_trim(tab_name)) :: editor%filename) |
| 5652 | editor%filename = tab_name |
| 5653 | |
| 5654 | ! Reset cursor to top of file |
| 5655 | editor%cursors(editor%active_cursor)%line = 1 |
| 5656 | editor%cursors(editor%active_cursor)%column = 1 |
| 5657 | editor%cursors(editor%active_cursor)%desired_column = 1 |
| 5658 | |
| 5659 | ! Exit fuss mode and show diff |
| 5660 | editor%fuss_mode_active = .false. |
| 5661 | end if |
| 5662 | end subroutine handle_git_diff |
| 5663 | |
| 5664 | subroutine handle_fortress_navigator(editor, buffer) |
| 5665 | use workspace_module, only: workspace_is_file_in_workspace, workspace_switch |
| 5666 | use save_prompt_module, only: save_prompt, save_prompt_result_t |
| 5667 | use input_handler_module, only: get_key_input |
| 5668 | type(editor_state_t), intent(inout) :: editor |
| 5669 | type(buffer_t), intent(inout) :: buffer |
| 5670 | character(len=:), allocatable :: selected_path |
| 5671 | character(len=32) :: key_input |
| 5672 | logical :: is_directory, cancelled, is_in_workspace, switch_success |
| 5673 | logical :: should_switch |
| 5674 | integer :: load_status, tab_idx, status |
| 5675 | |
| 5676 | ! Call fortress navigator (start in workspace if available) |
| 5677 | if (allocated(editor%workspace_path)) then |
| 5678 | call open_fortress_navigator(selected_path, is_directory, cancelled, editor%workspace_path) |
| 5679 | else |
| 5680 | call open_fortress_navigator(selected_path, is_directory, cancelled) |
| 5681 | end if |
| 5682 | |
| 5683 | ! If user selected something, open it |
| 5684 | if (.not. cancelled .and. allocated(selected_path)) then |
| 5685 | if (len_trim(selected_path) > 0) then |
| 5686 | if (.not. is_directory) then |
| 5687 | ! Selected a file - create a new tab for it |
| 5688 | ! Check if file is within workspace |
| 5689 | if (allocated(editor%workspace_path)) then |
| 5690 | is_in_workspace = workspace_is_file_in_workspace(selected_path, editor%workspace_path) |
| 5691 | else |
| 5692 | is_in_workspace = .false. |
| 5693 | end if |
| 5694 | |
| 5695 | ! Create new tab |
| 5696 | call create_tab(editor, trim(selected_path)) |
| 5697 | tab_idx = editor%active_tab_index |
| 5698 | |
| 5699 | ! Mark as orphan if outside workspace |
| 5700 | if (allocated(editor%tabs) .and. tab_idx > 0 .and. tab_idx <= size(editor%tabs)) then |
| 5701 | editor%tabs(tab_idx)%is_orphan = .not. is_in_workspace |
| 5702 | |
| 5703 | ! Load file into tab's buffer |
| 5704 | call buffer_load_file(editor%tabs(tab_idx)%buffer, selected_path, load_status) |
| 5705 | |
| 5706 | ! Also load into first pane's buffer |
| 5707 | if (allocated(editor%tabs(tab_idx)%panes) .and. & |
| 5708 | size(editor%tabs(tab_idx)%panes) > 0) then |
| 5709 | call buffer_load_file(editor%tabs(tab_idx)%panes(1)%buffer, selected_path, load_status) |
| 5710 | ! Copy to main buffer for rendering |
| 5711 | call copy_buffer(buffer, editor%tabs(tab_idx)%panes(1)%buffer) |
| 5712 | else |
| 5713 | ! Copy tab buffer to main buffer |
| 5714 | call copy_buffer(buffer, editor%tabs(tab_idx)%buffer) |
| 5715 | end if |
| 5716 | |
| 5717 | ! Update editor filename |
| 5718 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5719 | allocate(character(len=len_trim(selected_path)) :: editor%filename) |
| 5720 | editor%filename = selected_path |
| 5721 | |
| 5722 | ! Reset cursor to top |
| 5723 | editor%cursors(editor%active_cursor)%line = 1 |
| 5724 | editor%cursors(editor%active_cursor)%column = 1 |
| 5725 | editor%cursors(editor%active_cursor)%desired_column = 1 |
| 5726 | end if |
| 5727 | else |
| 5728 | ! Selected a directory - switch workspace (Phase 6) |
| 5729 | should_switch = .true. |
| 5730 | |
| 5731 | ! Check for dirty buffers and prompt to save |
| 5732 | if (allocated(editor%tabs)) then |
| 5733 | call handle_dirty_buffers_before_switch(editor, should_switch) |
| 5734 | end if |
| 5735 | |
| 5736 | ! If user didn't cancel, perform the switch |
| 5737 | if (should_switch) then |
| 5738 | call workspace_switch(editor, selected_path, switch_success) |
| 5739 | |
| 5740 | if (.not. switch_success) then |
| 5741 | ! Show error message |
| 5742 | call terminal_move_cursor(1, 1) |
| 5743 | call terminal_write("Error: Could not switch to workspace: " // trim(selected_path)) |
| 5744 | call terminal_write("Press any key to continue...") |
| 5745 | ! Wait for keypress (simple implementation) |
| 5746 | call get_key_input(key_input, status) |
| 5747 | else |
| 5748 | ! Phase 7: Update file tree if it's active after successful workspace switch |
| 5749 | if (editor%fuss_mode_active .and. allocated(editor%workspace_path)) then |
| 5750 | call refresh_tree_state(tree_state, editor%workspace_path) |
| 5751 | end if |
| 5752 | end if |
| 5753 | end if |
| 5754 | end if |
| 5755 | end if |
| 5756 | end if |
| 5757 | |
| 5758 | ! Re-render after returning from fortress |
| 5759 | call terminal_clear_screen() |
| 5760 | end subroutine handle_fortress_navigator |
| 5761 | |
| 5762 | !> Handle dirty buffers before workspace switch |
| 5763 | subroutine handle_dirty_buffers_before_switch(editor, should_continue) |
| 5764 | use save_prompt_module, only: save_prompt, save_prompt_result_t |
| 5765 | use text_buffer_module, only: buffer_save_file |
| 5766 | type(editor_state_t), intent(inout) :: editor |
| 5767 | logical, intent(inout) :: should_continue |
| 5768 | type(save_prompt_result_t) :: prompt_result |
| 5769 | integer :: i, save_status |
| 5770 | |
| 5771 | should_continue = .true. |
| 5772 | |
| 5773 | ! Check each tab for modified buffers |
| 5774 | do i = 1, size(editor%tabs) |
| 5775 | if (editor%tabs(i)%modified .and. allocated(editor%tabs(i)%filename)) then |
| 5776 | ! Prompt user for this file |
| 5777 | call save_prompt(editor%tabs(i)%filename, prompt_result) |
| 5778 | |
| 5779 | select case (prompt_result%action) |
| 5780 | case ('y') |
| 5781 | ! Save the file |
| 5782 | if (allocated(editor%tabs(i)%panes) .and. size(editor%tabs(i)%panes) > 0) then |
| 5783 | call buffer_save_file(editor%tabs(i)%panes(1)%buffer, & |
| 5784 | editor%tabs(i)%filename, save_status) |
| 5785 | else |
| 5786 | call buffer_save_file(editor%tabs(i)%buffer, & |
| 5787 | editor%tabs(i)%filename, save_status) |
| 5788 | end if |
| 5789 | |
| 5790 | if (save_status == 0) then |
| 5791 | editor%tabs(i)%modified = .false. |
| 5792 | end if |
| 5793 | |
| 5794 | case ('n') |
| 5795 | ! Skip saving - continue |
| 5796 | |
| 5797 | case ('c') |
| 5798 | ! Cancel the workspace switch |
| 5799 | should_continue = .false. |
| 5800 | return |
| 5801 | end select |
| 5802 | end if |
| 5803 | end do |
| 5804 | end subroutine handle_dirty_buffers_before_switch |
| 5805 | |
| 5806 | !> Prompt to save before closing tab |
| 5807 | subroutine prompt_save_before_close_tab(editor, buffer) |
| 5808 | use save_prompt_module, only: save_prompt, save_prompt_result_t |
| 5809 | use text_prompt_module, only: show_text_prompt |
| 5810 | type(editor_state_t), intent(inout) :: editor |
| 5811 | type(buffer_t), intent(inout) :: buffer |
| 5812 | type(save_prompt_result_t) :: prompt_result |
| 5813 | integer :: save_status, tab_idx |
| 5814 | character(len=512) :: new_filename |
| 5815 | logical :: cancelled |
| 5816 | |
| 5817 | tab_idx = editor%active_tab_index |
| 5818 | |
| 5819 | ! Prompt user to save |
| 5820 | call save_prompt(editor%tabs(tab_idx)%filename, prompt_result) |
| 5821 | |
| 5822 | if (prompt_result%action == 's') then |
| 5823 | ! User wants to save |
| 5824 | ! Check if untitled - need filename |
| 5825 | if (index(editor%tabs(tab_idx)%filename, '[Untitled') == 1) then |
| 5826 | call show_text_prompt('Save as: ', new_filename, cancelled, editor%screen_rows) |
| 5827 | if (.not. cancelled .and. len_trim(new_filename) > 0) then |
| 5828 | ! Update filename and save |
| 5829 | if (allocated(editor%tabs(tab_idx)%filename)) deallocate(editor%tabs(tab_idx)%filename) |
| 5830 | allocate(character(len=len_trim(new_filename)) :: editor%tabs(tab_idx)%filename) |
| 5831 | editor%tabs(tab_idx)%filename = trim(new_filename) |
| 5832 | |
| 5833 | call buffer_save_file(buffer, new_filename, save_status) |
| 5834 | if (save_status == 0) then |
| 5835 | buffer%modified = .false. |
| 5836 | editor%tabs(tab_idx)%modified = .false. |
| 5837 | end if |
| 5838 | else |
| 5839 | ! User cancelled filename prompt - don't close tab |
| 5840 | return |
| 5841 | end if |
| 5842 | else |
| 5843 | ! Not untitled - just save |
| 5844 | call buffer_save_file(buffer, editor%tabs(tab_idx)%filename, save_status) |
| 5845 | if (save_status == 0) then |
| 5846 | buffer%modified = .false. |
| 5847 | editor%tabs(tab_idx)%modified = .false. |
| 5848 | end if |
| 5849 | end if |
| 5850 | |
| 5851 | ! After saving, close the tab |
| 5852 | call close_tab_without_prompt(editor, buffer) |
| 5853 | |
| 5854 | else if (prompt_result%action == 'd') then |
| 5855 | ! User wants to discard - just close |
| 5856 | call close_tab_without_prompt(editor, buffer) |
| 5857 | |
| 5858 | ! else if 'c' (cancel) - do nothing, don't close tab |
| 5859 | end if |
| 5860 | end subroutine prompt_save_before_close_tab |
| 5861 | |
| 5862 | !> Close tab without prompting |
| 5863 | subroutine close_tab_without_prompt(editor, buffer) |
| 5864 | type(editor_state_t), intent(inout) :: editor |
| 5865 | type(buffer_t), intent(inout) :: buffer |
| 5866 | integer :: tab_idx |
| 5867 | |
| 5868 | tab_idx = editor%active_tab_index |
| 5869 | |
| 5870 | ! If this is the last tab, close it and clear editor |
| 5871 | if (size(editor%tabs) == 1) then |
| 5872 | call close_tab(editor, tab_idx) |
| 5873 | |
| 5874 | ! Clear the buffer and open fuss mode |
| 5875 | call cleanup_buffer(buffer) |
| 5876 | call init_buffer(buffer) |
| 5877 | editor%fuss_mode_active = .true. |
| 5878 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5879 | editor%modified = .false. |
| 5880 | if (allocated(editor%workspace_path)) then |
| 5881 | call init_tree_state(tree_state, editor%workspace_path) |
| 5882 | end if |
| 5883 | else |
| 5884 | ! Multiple tabs - close current tab normally |
| 5885 | call close_tab(editor, tab_idx) |
| 5886 | |
| 5887 | ! Copy new active tab's buffer |
| 5888 | if (size(editor%tabs) > 0 .and. editor%active_tab_index > 0) then |
| 5889 | call copy_buffer(buffer, editor%tabs(editor%active_tab_index)%buffer) |
| 5890 | editor%modified = editor%tabs(editor%active_tab_index)%modified |
| 5891 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 5892 | allocate(character(len=len(editor%tabs(editor%active_tab_index)%filename)) :: editor%filename) |
| 5893 | editor%filename = editor%tabs(editor%active_tab_index)%filename |
| 5894 | end if |
| 5895 | end if |
| 5896 | end subroutine close_tab_without_prompt |
| 5897 | |
| 5898 | ! Notify LSP server of buffer changes |
| 5899 | subroutine notify_buffer_change(editor, buffer) |
| 5900 | use document_sync_module, only: notify_document_change |
| 5901 | type(editor_state_t), intent(inout) :: editor |
| 5902 | type(buffer_t), intent(in) :: buffer |
| 5903 | character(len=:), allocatable :: full_content |
| 5904 | integer :: i, line_count |
| 5905 | |
| 5906 | ! Only notify if we have an active tab with LSP support |
| 5907 | if (editor%active_tab_index < 1 .or. editor%active_tab_index > size(editor%tabs)) return |
| 5908 | if (editor%tabs(editor%active_tab_index)%num_lsp_servers < 1) return |
| 5909 | |
| 5910 | ! Build full document content |
| 5911 | line_count = buffer_get_line_count(buffer) |
| 5912 | full_content = '' |
| 5913 | do i = 1, line_count |
| 5914 | if (i > 1) then |
| 5915 | full_content = full_content // char(10) ! LF |
| 5916 | end if |
| 5917 | full_content = full_content // buffer_get_line(buffer, i) |
| 5918 | end do |
| 5919 | |
| 5920 | ! Notify document sync of the change |
| 5921 | call notify_document_change(editor%tabs(editor%active_tab_index)%document_sync, & |
| 5922 | full_content) |
| 5923 | end subroutine notify_buffer_change |
| 5924 | |
| 5925 | ! TODO: Handle LSP textDocument/definition response |
| 5926 | ! This needs to be integrated with the main event loop callback system |
| 5927 | ! The response parsing logic is ready but needs proper callback integration |
| 5928 | |
| 5929 | ! Wrapper callback that matches the LSP callback signature |
| 5930 | subroutine handle_references_response_wrapper(unused_request_id, response) |
| 5931 | use lsp_protocol_module, only: lsp_message_t |
| 5932 | integer, intent(in) :: unused_request_id |
| 5933 | type(lsp_message_t), intent(in) :: response |
| 5934 | |
| 5935 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 5936 | |
| 5937 | ! Call the actual handler with saved editor state |
| 5938 | if (associated(saved_editor_for_callback)) then |
| 5939 | call handle_references_response_impl(saved_editor_for_callback, response) |
| 5940 | end if |
| 5941 | end subroutine handle_references_response_wrapper |
| 5942 | |
| 5943 | ! Handle LSP textDocument/references response implementation |
| 5944 | subroutine handle_references_response_impl(editor, response) |
| 5945 | use lsp_protocol_module, only: lsp_message_t |
| 5946 | use json_module, only: json_value_t, json_get_array, json_get_object, & |
| 5947 | json_get_string, json_get_number, json_array_size, & |
| 5948 | json_get_array_element, json_has_key |
| 5949 | type(editor_state_t), intent(inout) :: editor |
| 5950 | type(lsp_message_t), intent(in) :: response |
| 5951 | type(json_value_t) :: result_array, location_obj, range_obj |
| 5952 | type(json_value_t) :: start_obj, end_obj |
| 5953 | type(reference_location_t), allocatable :: references(:) |
| 5954 | integer :: num_refs, i |
| 5955 | character(len=:), allocatable :: uri |
| 5956 | real(8) :: line_real, col_real |
| 5957 | |
| 5958 | ! The result is directly in response%result for LSP responses |
| 5959 | result_array = response%result |
| 5960 | num_refs = json_array_size(result_array) |
| 5961 | |
| 5962 | if (num_refs == 0) then |
| 5963 | ! No references found |
| 5964 | allocate(references(0)) |
| 5965 | call set_references(editor%references_panel, references, 0) |
| 5966 | return |
| 5967 | end if |
| 5968 | |
| 5969 | ! Allocate references array |
| 5970 | allocate(references(num_refs)) |
| 5971 | |
| 5972 | ! Initialize all fields |
| 5973 | do i = 1, num_refs |
| 5974 | references(i)%line = 1 |
| 5975 | references(i)%column = 1 |
| 5976 | references(i)%end_line = 1 |
| 5977 | references(i)%end_column = 1 |
| 5978 | end do |
| 5979 | |
| 5980 | ! Parse each reference location |
| 5981 | do i = 1, num_refs |
| 5982 | location_obj = json_get_array_element(result_array, i - 1) |
| 5983 | |
| 5984 | ! Get URI |
| 5985 | uri = json_get_string(location_obj, 'uri', '') |
| 5986 | if (len(uri) > 0) then |
| 5987 | allocate(character(len=len(uri)) :: references(i)%uri) |
| 5988 | references(i)%uri = uri |
| 5989 | |
| 5990 | ! Extract filename from URI |
| 5991 | if (len(uri) > 7) then |
| 5992 | if (uri(1:7) == "file://") then |
| 5993 | allocate(character(len=len(uri)-7) :: references(i)%filename) |
| 5994 | references(i)%filename = uri(8:) |
| 5995 | end if |
| 5996 | end if |
| 5997 | end if |
| 5998 | |
| 5999 | ! Get range |
| 6000 | if (json_has_key(location_obj, 'range')) then |
| 6001 | range_obj = json_get_object(location_obj, 'range') |
| 6002 | |
| 6003 | ! Get start position |
| 6004 | if (json_has_key(range_obj, 'start')) then |
| 6005 | start_obj = json_get_object(range_obj, 'start') |
| 6006 | line_real = json_get_number(start_obj, 'line', 0.0d0) |
| 6007 | references(i)%line = int(line_real) + 1 ! Convert from 0-based to 1-based |
| 6008 | col_real = json_get_number(start_obj, 'character', 0.0d0) |
| 6009 | references(i)%column = int(col_real) + 1 ! Convert from 0-based to 1-based |
| 6010 | end if |
| 6011 | |
| 6012 | ! Get end position |
| 6013 | if (json_has_key(range_obj, 'end')) then |
| 6014 | end_obj = json_get_object(range_obj, 'end') |
| 6015 | line_real = json_get_number(end_obj, 'line', 0.0d0) |
| 6016 | references(i)%end_line = int(line_real) + 1 |
| 6017 | col_real = json_get_number(end_obj, 'character', 0.0d0) |
| 6018 | references(i)%end_column = int(col_real) + 1 |
| 6019 | end if |
| 6020 | end if |
| 6021 | |
| 6022 | ! TODO: Load preview text from the file if available |
| 6023 | allocate(character(len=50) :: references(i)%preview_text) |
| 6024 | references(i)%preview_text = "..." ! Placeholder |
| 6025 | end do |
| 6026 | |
| 6027 | ! Update the references panel |
| 6028 | call set_references(editor%references_panel, references, num_refs) |
| 6029 | |
| 6030 | ! Clean up |
| 6031 | do i = 1, num_refs |
| 6032 | if (allocated(references(i)%uri)) deallocate(references(i)%uri) |
| 6033 | if (allocated(references(i)%filename)) deallocate(references(i)%filename) |
| 6034 | if (allocated(references(i)%preview_text)) deallocate(references(i)%preview_text) |
| 6035 | end do |
| 6036 | deallocate(references) |
| 6037 | |
| 6038 | end subroutine handle_references_response_impl |
| 6039 | |
| 6040 | ! Wrapper callback that matches the LSP callback signature for code actions |
| 6041 | subroutine handle_code_actions_response_wrapper(unused_request_id, response) |
| 6042 | use lsp_protocol_module, only: lsp_message_t |
| 6043 | integer, intent(in) :: unused_request_id |
| 6044 | type(lsp_message_t), intent(in) :: response |
| 6045 | |
| 6046 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6047 | |
| 6048 | ! Call the actual handler with saved editor state |
| 6049 | if (associated(saved_editor_for_callback)) then |
| 6050 | call handle_code_actions_response_impl(saved_editor_for_callback, response) |
| 6051 | end if |
| 6052 | end subroutine handle_code_actions_response_wrapper |
| 6053 | |
| 6054 | ! Handle LSP textDocument/codeAction response implementation |
| 6055 | subroutine handle_code_actions_response_impl(editor, response) |
| 6056 | use lsp_protocol_module, only: lsp_message_t |
| 6057 | use json_module, only: json_value_t, json_get_array, json_get_object, & |
| 6058 | json_get_string, json_get_bool, json_array_size, & |
| 6059 | json_get_array_element, json_has_key, json_stringify |
| 6060 | use code_actions_panel_module, only: code_action_t |
| 6061 | type(editor_state_t), intent(inout) :: editor |
| 6062 | type(lsp_message_t), intent(in) :: response |
| 6063 | type(json_value_t) :: result_array, action_obj |
| 6064 | type(code_action_t), allocatable :: actions(:) |
| 6065 | integer :: num_actions, i |
| 6066 | character(len=:), allocatable :: title, kind, action_json |
| 6067 | |
| 6068 | ! The result is directly in response%result for LSP responses |
| 6069 | result_array = response%result |
| 6070 | num_actions = json_array_size(result_array) |
| 6071 | |
| 6072 | if (num_actions == 0) then |
| 6073 | ! No actions available - don't show panel |
| 6074 | return |
| 6075 | end if |
| 6076 | |
| 6077 | ! Allocate and fill actions array |
| 6078 | allocate(actions(num_actions)) |
| 6079 | |
| 6080 | do i = 1, num_actions |
| 6081 | ! json_get_array_element expects 0-based index |
| 6082 | action_obj = json_get_array_element(result_array, i - 1) |
| 6083 | |
| 6084 | ! Get title (required) |
| 6085 | if (json_has_key(action_obj, 'title')) then |
| 6086 | title = json_get_string(action_obj, 'title', '') |
| 6087 | if (allocated(actions(i)%title)) deallocate(actions(i)%title) |
| 6088 | allocate(character(len=len(title)) :: actions(i)%title) |
| 6089 | actions(i)%title = title |
| 6090 | end if |
| 6091 | |
| 6092 | ! Get kind (optional) |
| 6093 | if (json_has_key(action_obj, 'kind')) then |
| 6094 | kind = json_get_string(action_obj, 'kind', '') |
| 6095 | if (allocated(actions(i)%kind)) deallocate(actions(i)%kind) |
| 6096 | allocate(character(len=len(kind)) :: actions(i)%kind) |
| 6097 | actions(i)%kind = kind |
| 6098 | end if |
| 6099 | |
| 6100 | ! Get isPreferred (optional) |
| 6101 | if (json_has_key(action_obj, 'isPreferred')) then |
| 6102 | actions(i)%is_preferred = json_get_bool(action_obj, 'isPreferred', .false.) |
| 6103 | else |
| 6104 | actions(i)%is_preferred = .false. |
| 6105 | end if |
| 6106 | |
| 6107 | ! Store the entire action as JSON for later application |
| 6108 | action_json = json_stringify(action_obj) |
| 6109 | if (allocated(actions(i)%action_json)) deallocate(actions(i)%action_json) |
| 6110 | allocate(character(len=len(action_json)) :: actions(i)%action_json) |
| 6111 | actions(i)%action_json = action_json |
| 6112 | end do |
| 6113 | |
| 6114 | ! Update the code actions panel and show it |
| 6115 | call set_code_actions(editor%code_actions_panel, actions, num_actions) |
| 6116 | call show_code_actions_panel(editor%code_actions_panel) |
| 6117 | g_lsp_ui_changed = .true. ! Trigger re-render |
| 6118 | |
| 6119 | ! Clean up |
| 6120 | do i = 1, num_actions |
| 6121 | if (allocated(actions(i)%title)) deallocate(actions(i)%title) |
| 6122 | if (allocated(actions(i)%kind)) deallocate(actions(i)%kind) |
| 6123 | if (allocated(actions(i)%action_json)) deallocate(actions(i)%action_json) |
| 6124 | end do |
| 6125 | deallocate(actions) |
| 6126 | |
| 6127 | end subroutine handle_code_actions_response_impl |
| 6128 | |
| 6129 | ! Wrapper callback that matches the LSP callback signature for symbols |
| 6130 | subroutine handle_symbols_response_wrapper(unused_request_id, response) |
| 6131 | use lsp_protocol_module, only: lsp_message_t |
| 6132 | integer, intent(in) :: unused_request_id |
| 6133 | type(lsp_message_t), intent(in) :: response |
| 6134 | |
| 6135 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6136 | |
| 6137 | ! Call the actual handler with saved editor state |
| 6138 | if (associated(saved_editor_for_callback)) then |
| 6139 | call handle_symbols_response_impl(saved_editor_for_callback, response) |
| 6140 | end if |
| 6141 | end subroutine handle_symbols_response_wrapper |
| 6142 | |
| 6143 | ! Handle LSP textDocument/documentSymbol response implementation |
| 6144 | subroutine handle_symbols_response_impl(editor, response) |
| 6145 | use lsp_protocol_module, only: lsp_message_t |
| 6146 | use json_module, only: json_value_t, json_get_array, json_get_object, & |
| 6147 | json_get_string, json_get_number, json_array_size, & |
| 6148 | json_get_array_element, json_has_key, json_stringify |
| 6149 | type(editor_state_t), intent(inout) :: editor |
| 6150 | type(lsp_message_t), intent(in) :: response |
| 6151 | type(json_value_t) :: result_array, symbol_obj, location_obj, range_obj |
| 6152 | type(json_value_t) :: start_obj, end_obj, children_array |
| 6153 | type(document_symbol_t), allocatable :: symbols(:) |
| 6154 | integer :: num_symbols, i |
| 6155 | character(len=:), allocatable :: name, detail |
| 6156 | real(8) :: kind_real, line_real, col_real |
| 6157 | |
| 6158 | ! The result is directly in response%result for LSP responses |
| 6159 | result_array = response%result |
| 6160 | num_symbols = json_array_size(result_array) |
| 6161 | |
| 6162 | if (num_symbols == 0) then |
| 6163 | call clear_symbols(editor%symbols_panel) |
| 6164 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6165 | call terminal_write('No symbols found in document ') |
| 6166 | return |
| 6167 | end if |
| 6168 | |
| 6169 | ! Allocate symbols array |
| 6170 | allocate(symbols(num_symbols)) |
| 6171 | |
| 6172 | ! Parse each symbol |
| 6173 | do i = 1, num_symbols |
| 6174 | ! json_get_array_element expects 0-based index |
| 6175 | symbol_obj = json_get_array_element(result_array, i - 1) |
| 6176 | |
| 6177 | ! Get symbol name (required) |
| 6178 | if (json_has_key(symbol_obj, 'name')) then |
| 6179 | name = json_get_string(symbol_obj, 'name', '') |
| 6180 | if (len(name) > 0) then |
| 6181 | if (allocated(symbols(i)%name)) deallocate(symbols(i)%name) |
| 6182 | allocate(character(len=len(name)) :: symbols(i)%name) |
| 6183 | symbols(i)%name = name |
| 6184 | end if |
| 6185 | end if |
| 6186 | |
| 6187 | ! Get detail (optional) |
| 6188 | if (json_has_key(symbol_obj, 'detail')) then |
| 6189 | detail = json_get_string(symbol_obj, 'detail', '') |
| 6190 | if (len(detail) > 0) then |
| 6191 | if (allocated(symbols(i)%detail)) deallocate(symbols(i)%detail) |
| 6192 | allocate(character(len=len(detail)) :: symbols(i)%detail) |
| 6193 | symbols(i)%detail = detail |
| 6194 | end if |
| 6195 | end if |
| 6196 | |
| 6197 | ! Get kind (required) |
| 6198 | if (json_has_key(symbol_obj, 'kind')) then |
| 6199 | kind_real = json_get_number(symbol_obj, 'kind', 13.0d0) ! Default to Variable |
| 6200 | symbols(i)%kind = int(kind_real) |
| 6201 | else |
| 6202 | symbols(i)%kind = 13 ! Variable |
| 6203 | end if |
| 6204 | |
| 6205 | ! Get range or location |
| 6206 | if (json_has_key(symbol_obj, 'range')) then |
| 6207 | ! DocumentSymbol format (hierarchical) |
| 6208 | range_obj = json_get_object(symbol_obj, 'range') |
| 6209 | |
| 6210 | ! Get start position |
| 6211 | if (json_has_key(range_obj, 'start')) then |
| 6212 | start_obj = json_get_object(range_obj, 'start') |
| 6213 | line_real = json_get_number(start_obj, 'line', 0.0d0) |
| 6214 | symbols(i)%line = int(line_real) + 1 |
| 6215 | col_real = json_get_number(start_obj, 'character', 0.0d0) |
| 6216 | symbols(i)%column = int(col_real) + 1 |
| 6217 | end if |
| 6218 | |
| 6219 | ! Get end position |
| 6220 | if (json_has_key(range_obj, 'end')) then |
| 6221 | end_obj = json_get_object(range_obj, 'end') |
| 6222 | line_real = json_get_number(end_obj, 'line', 0.0d0) |
| 6223 | symbols(i)%end_line = int(line_real) + 1 |
| 6224 | col_real = json_get_number(end_obj, 'character', 0.0d0) |
| 6225 | symbols(i)%end_column = int(col_real) + 1 |
| 6226 | end if |
| 6227 | |
| 6228 | ! Check for children (hierarchical symbols) |
| 6229 | if (json_has_key(symbol_obj, 'children')) then |
| 6230 | children_array = json_get_array(symbol_obj, 'children') |
| 6231 | symbols(i)%num_children = json_array_size(children_array) |
| 6232 | ! TODO: Parse children recursively |
| 6233 | end if |
| 6234 | |
| 6235 | else if (json_has_key(symbol_obj, 'location')) then |
| 6236 | ! SymbolInformation format (flat) |
| 6237 | location_obj = json_get_object(symbol_obj, 'location') |
| 6238 | |
| 6239 | if (json_has_key(location_obj, 'range')) then |
| 6240 | range_obj = json_get_object(location_obj, 'range') |
| 6241 | |
| 6242 | ! Get start position |
| 6243 | if (json_has_key(range_obj, 'start')) then |
| 6244 | start_obj = json_get_object(range_obj, 'start') |
| 6245 | line_real = json_get_number(start_obj, 'line', 0.0d0) |
| 6246 | symbols(i)%line = int(line_real) + 1 |
| 6247 | col_real = json_get_number(start_obj, 'character', 0.0d0) |
| 6248 | symbols(i)%column = int(col_real) + 1 |
| 6249 | end if |
| 6250 | |
| 6251 | ! Get end position |
| 6252 | if (json_has_key(range_obj, 'end')) then |
| 6253 | end_obj = json_get_object(range_obj, 'end') |
| 6254 | line_real = json_get_number(end_obj, 'line', 0.0d0) |
| 6255 | symbols(i)%end_line = int(line_real) + 1 |
| 6256 | col_real = json_get_number(end_obj, 'character', 0.0d0) |
| 6257 | symbols(i)%end_column = int(col_real) + 1 |
| 6258 | end if |
| 6259 | end if |
| 6260 | end if |
| 6261 | |
| 6262 | symbols(i)%depth = 0 ! Top level |
| 6263 | symbols(i)%is_expanded = .true. |
| 6264 | end do |
| 6265 | |
| 6266 | ! Update the symbols panel |
| 6267 | call set_symbols(editor%symbols_panel, symbols, num_symbols) |
| 6268 | g_lsp_ui_changed = .true. ! Trigger re-render to show symbols |
| 6269 | |
| 6270 | ! Show success message |
| 6271 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6272 | if (num_symbols == 1) then |
| 6273 | call terminal_write('1 symbol found ') |
| 6274 | else |
| 6275 | block |
| 6276 | character(len=50) :: msg |
| 6277 | write(msg, '(I0,A)') num_symbols, ' symbols found ' |
| 6278 | call terminal_write(trim(msg)) |
| 6279 | end block |
| 6280 | end if |
| 6281 | |
| 6282 | ! Clean up |
| 6283 | do i = 1, num_symbols |
| 6284 | if (allocated(symbols(i)%name)) deallocate(symbols(i)%name) |
| 6285 | if (allocated(symbols(i)%detail)) deallocate(symbols(i)%detail) |
| 6286 | if (allocated(symbols(i)%children)) deallocate(symbols(i)%children) |
| 6287 | end do |
| 6288 | deallocate(symbols) |
| 6289 | |
| 6290 | end subroutine handle_symbols_response_impl |
| 6291 | |
| 6292 | ! Wrapper callback that matches the LSP callback signature for signature help |
| 6293 | subroutine handle_signature_response_wrapper(unused_request_id, response) |
| 6294 | use lsp_protocol_module, only: lsp_message_t |
| 6295 | integer, intent(in) :: unused_request_id |
| 6296 | type(lsp_message_t), intent(in) :: response |
| 6297 | |
| 6298 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6299 | |
| 6300 | ! Call the actual handler with saved editor state |
| 6301 | if (associated(saved_editor_for_callback)) then |
| 6302 | call handle_signature_response(saved_editor_for_callback%signature_tooltip, response) |
| 6303 | end if |
| 6304 | end subroutine handle_signature_response_wrapper |
| 6305 | |
| 6306 | ! Wrapper callback that matches the LSP callback signature for rename |
| 6307 | subroutine handle_rename_response_wrapper(unused_request_id, response) |
| 6308 | use lsp_protocol_module, only: lsp_message_t |
| 6309 | use json_module, only: json_value_t, json_stringify |
| 6310 | integer, intent(in) :: unused_request_id |
| 6311 | type(lsp_message_t), intent(in) :: response |
| 6312 | |
| 6313 | character(len=:), allocatable :: result_str |
| 6314 | integer :: changes_applied |
| 6315 | |
| 6316 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6317 | |
| 6318 | if (.not. associated(saved_editor_for_callback)) return |
| 6319 | |
| 6320 | ! Convert result to string for apply_workspace_edit |
| 6321 | result_str = json_stringify(response%result) |
| 6322 | |
| 6323 | if (.not. allocated(result_str) .or. result_str == 'null' .or. len_trim(result_str) == 0) then |
| 6324 | call terminal_move_cursor(saved_editor_for_callback%screen_rows, 1) |
| 6325 | call terminal_write('Rename failed or not supported ') |
| 6326 | if (allocated(result_str)) deallocate(result_str) |
| 6327 | return |
| 6328 | end if |
| 6329 | |
| 6330 | ! Apply workspace edit |
| 6331 | call apply_workspace_edit(saved_editor_for_callback, result_str, changes_applied) |
| 6332 | |
| 6333 | call terminal_move_cursor(saved_editor_for_callback%screen_rows, 1) |
| 6334 | if (changes_applied > 0) then |
| 6335 | block |
| 6336 | character(len=64) :: msg |
| 6337 | write(msg, '(A,I0,A)') 'Renamed symbol (', changes_applied, ' changes applied)' |
| 6338 | call terminal_write(trim(msg) // ' ') |
| 6339 | end block |
| 6340 | else |
| 6341 | call terminal_write('No changes applied ') |
| 6342 | end if |
| 6343 | |
| 6344 | if (allocated(result_str)) deallocate(result_str) |
| 6345 | end subroutine handle_rename_response_wrapper |
| 6346 | |
| 6347 | ! Wrapper callback for formatting response |
| 6348 | subroutine handle_formatting_response_wrapper(unused_request_id, response) |
| 6349 | use lsp_protocol_module, only: lsp_message_t |
| 6350 | use json_module, only: json_value_t, json_array_size, json_get_array_element, & |
| 6351 | json_get_object, json_get_string, json_get_number, json_has_key |
| 6352 | integer, intent(in) :: unused_request_id |
| 6353 | type(lsp_message_t), intent(in) :: response |
| 6354 | |
| 6355 | type(json_value_t) :: edits_array, edit_obj, range_obj, start_obj, end_obj |
| 6356 | character(len=:), allocatable :: new_text |
| 6357 | integer :: num_edits, i, tab_idx |
| 6358 | integer :: start_line, start_char, end_line, end_char |
| 6359 | integer :: changes_applied |
| 6360 | |
| 6361 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6362 | |
| 6363 | if (.not. associated(saved_editor_for_callback)) return |
| 6364 | |
| 6365 | tab_idx = saved_editor_for_callback%active_tab_index |
| 6366 | if (tab_idx < 1 .or. tab_idx > size(saved_editor_for_callback%tabs)) return |
| 6367 | |
| 6368 | ! The result is an array of TextEdit objects |
| 6369 | edits_array = response%result |
| 6370 | num_edits = json_array_size(edits_array) |
| 6371 | |
| 6372 | if (num_edits == 0) then |
| 6373 | call terminal_move_cursor(saved_editor_for_callback%screen_rows, 1) |
| 6374 | call terminal_write('No formatting changes needed ') |
| 6375 | return |
| 6376 | end if |
| 6377 | |
| 6378 | changes_applied = 0 |
| 6379 | |
| 6380 | ! Apply edits in reverse order (to preserve positions) |
| 6381 | do i = num_edits - 1, 0, -1 |
| 6382 | edit_obj = json_get_array_element(edits_array, i) |
| 6383 | |
| 6384 | if (.not. json_has_key(edit_obj, 'range')) cycle |
| 6385 | range_obj = json_get_object(edit_obj, 'range') |
| 6386 | |
| 6387 | if (json_has_key(range_obj, 'start') .and. json_has_key(range_obj, 'end')) then |
| 6388 | start_obj = json_get_object(range_obj, 'start') |
| 6389 | end_obj = json_get_object(range_obj, 'end') |
| 6390 | |
| 6391 | start_line = int(json_get_number(start_obj, 'line', 0.0d0)) + 1 |
| 6392 | start_char = int(json_get_number(start_obj, 'character', 0.0d0)) + 1 |
| 6393 | end_line = int(json_get_number(end_obj, 'line', 0.0d0)) + 1 |
| 6394 | end_char = int(json_get_number(end_obj, 'character', 0.0d0)) + 1 |
| 6395 | |
| 6396 | new_text = json_get_string(edit_obj, 'newText') |
| 6397 | |
| 6398 | if (allocated(new_text)) then |
| 6399 | call apply_single_edit(saved_editor_for_callback%tabs(tab_idx)%buffer, & |
| 6400 | start_line, start_char, end_line, end_char, new_text) |
| 6401 | changes_applied = changes_applied + 1 |
| 6402 | deallocate(new_text) |
| 6403 | end if |
| 6404 | end if |
| 6405 | end do |
| 6406 | |
| 6407 | call terminal_move_cursor(saved_editor_for_callback%screen_rows, 1) |
| 6408 | if (changes_applied > 0) then |
| 6409 | block |
| 6410 | character(len=64) :: msg |
| 6411 | write(msg, '(A,I0,A)') 'Formatted (', changes_applied, ' edits applied)' |
| 6412 | call terminal_write(trim(msg) // ' ') |
| 6413 | end block |
| 6414 | else |
| 6415 | call terminal_write('No formatting changes applied ') |
| 6416 | end if |
| 6417 | end subroutine handle_formatting_response_wrapper |
| 6418 | |
| 6419 | ! Apply the selected code action from the panel |
| 6420 | subroutine apply_selected_code_action(editor, buffer) |
| 6421 | use json_module, only: json_parse, json_value_t, json_get_object, & |
| 6422 | json_has_key, json_stringify |
| 6423 | type(editor_state_t), intent(inout) :: editor |
| 6424 | type(buffer_t), intent(inout) :: buffer |
| 6425 | character(len=:), allocatable :: action_json, edit_json |
| 6426 | type(json_value_t) :: action_obj, edit_obj |
| 6427 | integer :: changes_applied |
| 6428 | |
| 6429 | if (get_selected_action(editor%code_actions_panel, action_json)) then |
| 6430 | ! Parse the action JSON to extract the edit |
| 6431 | action_obj = json_parse(action_json) |
| 6432 | |
| 6433 | if (json_has_key(action_obj, 'edit')) then |
| 6434 | ! Get the edit object and convert to string for apply_workspace_edit |
| 6435 | edit_obj = json_get_object(action_obj, 'edit') |
| 6436 | edit_json = json_stringify(edit_obj) |
| 6437 | |
| 6438 | ! Apply the workspace edit |
| 6439 | call apply_workspace_edit(editor, edit_json, changes_applied) |
| 6440 | |
| 6441 | if (changes_applied > 0) then |
| 6442 | ! Sync modified tab buffer back to the buffer parameter |
| 6443 | if (editor%active_tab_index > 0 .and. & |
| 6444 | editor%active_tab_index <= size(editor%tabs)) then |
| 6445 | call copy_buffer(buffer, editor%tabs(editor%active_tab_index)%buffer) |
| 6446 | end if |
| 6447 | ! Re-render screen to show the applied changes |
| 6448 | call render_screen(buffer, editor) |
| 6449 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6450 | call terminal_write('Code action applied ') |
| 6451 | else |
| 6452 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6453 | call terminal_write('No changes from code action ') |
| 6454 | end if |
| 6455 | else |
| 6456 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6457 | call terminal_write('Code action has no edit ') |
| 6458 | end if |
| 6459 | |
| 6460 | ! Hide menu after selection |
| 6461 | call hide_code_actions_panel(editor%code_actions_panel) |
| 6462 | end if |
| 6463 | end subroutine apply_selected_code_action |
| 6464 | |
| 6465 | ! Apply a workspace edit from LSP |
| 6466 | subroutine apply_workspace_edit(editor, edit_json, changes_applied) |
| 6467 | use json_module, only: json_parse, json_value_t, json_get_array, json_array_size, & |
| 6468 | json_get_array_element, json_get_object, json_get_string, & |
| 6469 | json_get_number, json_has_key |
| 6470 | type(editor_state_t), intent(inout) :: editor |
| 6471 | character(len=*), intent(in) :: edit_json |
| 6472 | integer, intent(out) :: changes_applied |
| 6473 | |
| 6474 | type(json_value_t) :: edit_obj, doc_changes_arr, file_change_obj |
| 6475 | type(json_value_t) :: text_doc_obj, edits_arr |
| 6476 | character(len=:), allocatable :: uri |
| 6477 | integer :: num_files, i |
| 6478 | |
| 6479 | changes_applied = 0 |
| 6480 | |
| 6481 | ! Parse the edit JSON |
| 6482 | edit_obj = json_parse(edit_json) |
| 6483 | |
| 6484 | ! Try to get documentChanges first (newer format) |
| 6485 | if (json_has_key(edit_obj, 'documentChanges')) then |
| 6486 | doc_changes_arr = json_get_array(edit_obj, 'documentChanges') |
| 6487 | num_files = json_array_size(doc_changes_arr) |
| 6488 | |
| 6489 | do i = 0, num_files - 1 ! 0-based index |
| 6490 | file_change_obj = json_get_array_element(doc_changes_arr, i) |
| 6491 | |
| 6492 | ! Get text document URI |
| 6493 | if (json_has_key(file_change_obj, 'textDocument')) then |
| 6494 | text_doc_obj = json_get_object(file_change_obj, 'textDocument') |
| 6495 | uri = json_get_string(text_doc_obj, 'uri') |
| 6496 | end if |
| 6497 | |
| 6498 | ! Get edits array |
| 6499 | if (json_has_key(file_change_obj, 'edits') .and. allocated(uri)) then |
| 6500 | edits_arr = json_get_array(file_change_obj, 'edits') |
| 6501 | call apply_file_edits_obj(editor, uri, edits_arr, changes_applied) |
| 6502 | deallocate(uri) |
| 6503 | end if |
| 6504 | end do |
| 6505 | |
| 6506 | ! Set flag if any edits were applied (documentChanges format) |
| 6507 | if (changes_applied > 0) then |
| 6508 | g_lsp_modified_buffer = .true. |
| 6509 | end if |
| 6510 | return |
| 6511 | end if |
| 6512 | |
| 6513 | ! Fall back to changes format (older format - map of URI to edits) |
| 6514 | if (json_has_key(edit_obj, 'changes')) then |
| 6515 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6516 | call terminal_write('Workspace edit (changes format) not fully supported') |
| 6517 | return |
| 6518 | end if |
| 6519 | |
| 6520 | ! Set flag if any edits were applied |
| 6521 | if (changes_applied > 0) then |
| 6522 | g_lsp_modified_buffer = .true. |
| 6523 | end if |
| 6524 | |
| 6525 | end subroutine apply_workspace_edit |
| 6526 | |
| 6527 | ! Apply edits to a specific file (using json_value_t) |
| 6528 | subroutine apply_file_edits_obj(editor, uri, edits_arr, changes_applied) |
| 6529 | use json_module, only: json_value_t, json_array_size, json_get_array_element, & |
| 6530 | json_get_object, json_get_string, json_get_number, json_has_key |
| 6531 | use text_buffer_module, only: buffer_to_string |
| 6532 | use lsp_server_manager_module, only: notify_file_changed |
| 6533 | type(editor_state_t), intent(inout) :: editor |
| 6534 | character(len=*), intent(in) :: uri |
| 6535 | type(json_value_t), intent(in) :: edits_arr |
| 6536 | integer, intent(inout) :: changes_applied |
| 6537 | |
| 6538 | type(json_value_t) :: edit_obj, range_obj, start_obj, end_obj |
| 6539 | character(len=:), allocatable :: filename, new_text, buffer_content |
| 6540 | integer :: num_edits, i, j, tab_idx, server_idx, pane_idx |
| 6541 | integer :: start_line, start_char, end_line, end_char |
| 6542 | |
| 6543 | ! Convert URI to filename |
| 6544 | if (len(uri) >= 8 .and. uri(1:8) == 'file:///') then |
| 6545 | filename = uri(8:) ! Skip "file://" leaving one / |
| 6546 | else if (len(uri) >= 7 .and. uri(1:7) == 'file://') then |
| 6547 | filename = uri(8:) |
| 6548 | else |
| 6549 | filename = uri |
| 6550 | end if |
| 6551 | |
| 6552 | ! Find the tab with this file |
| 6553 | tab_idx = 0 |
| 6554 | do j = 1, size(editor%tabs) |
| 6555 | if (allocated(editor%tabs(j)%filename)) then |
| 6556 | ! Try exact match first, then check if the absolute path ends with the relative path |
| 6557 | if (trim(editor%tabs(j)%filename) == trim(filename)) then |
| 6558 | tab_idx = j |
| 6559 | exit |
| 6560 | else if (len(filename) >= len(editor%tabs(j)%filename)) then |
| 6561 | ! Check if filename ends with tab filename (handles absolute vs relative paths) |
| 6562 | if (filename(len(filename)-len(editor%tabs(j)%filename)+1:) == editor%tabs(j)%filename) then |
| 6563 | tab_idx = j |
| 6564 | exit |
| 6565 | end if |
| 6566 | end if |
| 6567 | end if |
| 6568 | end do |
| 6569 | |
| 6570 | if (tab_idx == 0) then |
| 6571 | ! File not open - skip for now |
| 6572 | if (allocated(filename)) deallocate(filename) |
| 6573 | return |
| 6574 | end if |
| 6575 | |
| 6576 | ! Get the active pane for this tab (panes contain the actual buffers) |
| 6577 | pane_idx = editor%tabs(tab_idx)%active_pane_index |
| 6578 | if (pane_idx < 1 .or. .not. allocated(editor%tabs(tab_idx)%panes)) then |
| 6579 | pane_idx = 1 ! Default to first pane |
| 6580 | end if |
| 6581 | if (pane_idx > size(editor%tabs(tab_idx)%panes)) then |
| 6582 | if (allocated(filename)) deallocate(filename) |
| 6583 | return |
| 6584 | end if |
| 6585 | |
| 6586 | ! Debug: log tab_idx finding |
| 6587 | open(newunit=server_idx, file='/tmp/fac_tab_debug.log', status='unknown', & |
| 6588 | position='append', action='write') |
| 6589 | write(server_idx, '(A,I3,A,I3)') 'Found tab_idx=', tab_idx, ' pane_idx=', pane_idx |
| 6590 | write(server_idx, '(A,A)') 'Extracted filename: ', trim(filename) |
| 6591 | write(server_idx, '(A,A)') 'Tab filename: ', trim(editor%tabs(tab_idx)%filename) |
| 6592 | write(server_idx, '(A)') '---' |
| 6593 | close(server_idx) |
| 6594 | |
| 6595 | ! Apply edits in reverse order (to preserve line numbers) |
| 6596 | num_edits = json_array_size(edits_arr) |
| 6597 | |
| 6598 | do i = num_edits - 1, 0, -1 ! 0-based index, reverse order |
| 6599 | edit_obj = json_get_array_element(edits_arr, i) |
| 6600 | |
| 6601 | ! Get range |
| 6602 | if (.not. json_has_key(edit_obj, 'range')) cycle |
| 6603 | range_obj = json_get_object(edit_obj, 'range') |
| 6604 | |
| 6605 | if (json_has_key(range_obj, 'start') .and. json_has_key(range_obj, 'end')) then |
| 6606 | start_obj = json_get_object(range_obj, 'start') |
| 6607 | end_obj = json_get_object(range_obj, 'end') |
| 6608 | |
| 6609 | start_line = int(json_get_number(start_obj, 'line', 0.0d0)) + 1 |
| 6610 | start_char = int(json_get_number(start_obj, 'character', 0.0d0)) + 1 |
| 6611 | end_line = int(json_get_number(end_obj, 'line', 0.0d0)) + 1 |
| 6612 | end_char = int(json_get_number(end_obj, 'character', 0.0d0)) + 1 |
| 6613 | |
| 6614 | ! Get new text |
| 6615 | new_text = json_get_string(edit_obj, 'newText') |
| 6616 | |
| 6617 | if (allocated(new_text)) then |
| 6618 | ! Apply the edit to the pane buffer (not tab buffer!) |
| 6619 | call apply_single_edit(editor%tabs(tab_idx)%panes(pane_idx)%buffer, & |
| 6620 | start_line, start_char, end_line, end_char, new_text) |
| 6621 | changes_applied = changes_applied + 1 |
| 6622 | |
| 6623 | ! Debug: check buffer size after edit |
| 6624 | block |
| 6625 | character(len=:), allocatable :: check_content |
| 6626 | integer :: check_unit |
| 6627 | check_content = buffer_to_string(editor%tabs(tab_idx)%panes(pane_idx)%buffer) |
| 6628 | open(newunit=check_unit, file='/tmp/fac_after_edit.log', status='unknown', & |
| 6629 | position='append', action='write') |
| 6630 | write(check_unit, '(A,I8)') 'After edit, buffer len: ', len(check_content) |
| 6631 | close(check_unit) |
| 6632 | if (allocated(check_content)) deallocate(check_content) |
| 6633 | end block |
| 6634 | |
| 6635 | deallocate(new_text) |
| 6636 | end if |
| 6637 | end if |
| 6638 | end do |
| 6639 | |
| 6640 | ! Sync the changed document back to all LSP servers |
| 6641 | if (changes_applied > 0) then |
| 6642 | buffer_content = buffer_to_string(editor%tabs(tab_idx)%panes(pane_idx)%buffer) |
| 6643 | if (allocated(buffer_content)) then |
| 6644 | ! Debug: log what we're about to sync |
| 6645 | open(newunit=server_idx, file='/tmp/fac_sync_debug.log', status='unknown', & |
| 6646 | position='append', action='write') |
| 6647 | write(server_idx, '(A,I4)') 'Sync after changes_applied=', changes_applied |
| 6648 | write(server_idx, '(A,I8)') 'Buffer content length: ', len(buffer_content) |
| 6649 | write(server_idx, '(A,A)') 'First 100 chars: ', buffer_content(1:min(100,len(buffer_content))) |
| 6650 | write(server_idx, '(A)') '---' |
| 6651 | close(server_idx) |
| 6652 | |
| 6653 | ! Notify all active LSP servers about the document change |
| 6654 | ! Use the absolute path from the URI (filename variable) not the tab's relative path |
| 6655 | do server_idx = 1, editor%lsp_manager%num_servers |
| 6656 | if (editor%lsp_manager%servers(server_idx)%initialized) then |
| 6657 | call notify_file_changed(editor%lsp_manager, server_idx, & |
| 6658 | 'file://' // filename, buffer_content) |
| 6659 | end if |
| 6660 | end do |
| 6661 | deallocate(buffer_content) |
| 6662 | end if |
| 6663 | end if |
| 6664 | |
| 6665 | if (allocated(filename)) deallocate(filename) |
| 6666 | end subroutine apply_file_edits_obj |
| 6667 | |
| 6668 | ! Apply a single text edit to a buffer |
| 6669 | subroutine apply_single_edit(buffer, start_line, start_char, end_line, end_char, new_text) |
| 6670 | type(buffer_t), intent(inout) :: buffer |
| 6671 | integer, intent(in) :: start_line, start_char, end_line, end_char |
| 6672 | character(len=*), intent(in) :: new_text |
| 6673 | |
| 6674 | integer :: start_pos, end_pos, delete_count |
| 6675 | integer :: debug_unit |
| 6676 | character(len=256) :: debug_msg |
| 6677 | |
| 6678 | ! Calculate buffer positions |
| 6679 | start_pos = get_buffer_position(buffer, start_line, start_char) |
| 6680 | end_pos = get_buffer_position(buffer, end_line, end_char) |
| 6681 | |
| 6682 | ! Debug logging |
| 6683 | open(newunit=debug_unit, file='/tmp/fac_edit_debug.log', status='unknown', & |
| 6684 | position='append', action='write') |
| 6685 | write(debug_msg, '(A,I4,A,I4,A,I4,A,I4)') 'Edit range: line ', start_line, & |
| 6686 | ' char ', start_char, ' to line ', end_line, ' char ', end_char |
| 6687 | write(debug_unit, '(A)') trim(debug_msg) |
| 6688 | write(debug_msg, '(A,I6,A,I6,A,I4)') 'Buffer pos: start=', start_pos, & |
| 6689 | ' end=', end_pos, ' delete_count=', end_pos - start_pos |
| 6690 | write(debug_unit, '(A)') trim(debug_msg) |
| 6691 | write(debug_msg, '(A,I4,A,A,A)') 'New text len=', len(new_text), ' text="', new_text, '"' |
| 6692 | write(debug_unit, '(A)') trim(debug_msg) |
| 6693 | write(debug_unit, '(A)') '---' |
| 6694 | close(debug_unit) |
| 6695 | |
| 6696 | if (start_pos <= 0 .or. end_pos <= 0) return |
| 6697 | |
| 6698 | ! Delete the old text |
| 6699 | delete_count = end_pos - start_pos |
| 6700 | |
| 6701 | ! Debug: log gap buffer state before operations |
| 6702 | open(newunit=debug_unit, file='/tmp/fac_gap_debug.log', status='unknown', & |
| 6703 | position='append', action='write') |
| 6704 | write(debug_unit, '(A,I6,A,I6,A,I6)') 'BEFORE: gap_start=', buffer%gap_start, & |
| 6705 | ' gap_end=', buffer%gap_end, ' size=', buffer%size |
| 6706 | close(debug_unit) |
| 6707 | |
| 6708 | if (delete_count > 0) then |
| 6709 | call buffer_delete(buffer, start_pos, delete_count) |
| 6710 | end if |
| 6711 | |
| 6712 | ! Debug: log gap buffer state after delete |
| 6713 | open(newunit=debug_unit, file='/tmp/fac_gap_debug.log', status='unknown', & |
| 6714 | position='append', action='write') |
| 6715 | write(debug_unit, '(A,I6,A,I6,A,I6)') 'AFTER DELETE: gap_start=', buffer%gap_start, & |
| 6716 | ' gap_end=', buffer%gap_end, ' size=', buffer%size |
| 6717 | close(debug_unit) |
| 6718 | |
| 6719 | ! Insert the new text |
| 6720 | if (len(new_text) > 0) then |
| 6721 | call buffer_insert(buffer, start_pos, new_text) |
| 6722 | end if |
| 6723 | |
| 6724 | ! Debug: log gap buffer state after insert |
| 6725 | open(newunit=debug_unit, file='/tmp/fac_gap_debug.log', status='unknown', & |
| 6726 | position='append', action='write') |
| 6727 | write(debug_unit, '(A,I6,A,I6,A,I6)') 'AFTER INSERT: gap_start=', buffer%gap_start, & |
| 6728 | ' gap_end=', buffer%gap_end, ' size=', buffer%size |
| 6729 | write(debug_unit, '(A)') '---' |
| 6730 | close(debug_unit) |
| 6731 | end subroutine apply_single_edit |
| 6732 | |
| 6733 | ! Execute a command from the command palette |
| 6734 | subroutine execute_palette_command(editor, buffer, cmd_id, should_quit) |
| 6735 | type(editor_state_t), intent(inout) :: editor |
| 6736 | type(buffer_t), intent(inout) :: buffer |
| 6737 | character(len=*), intent(in) :: cmd_id |
| 6738 | logical, intent(out) :: should_quit |
| 6739 | |
| 6740 | should_quit = .false. |
| 6741 | |
| 6742 | ! Map command IDs to their corresponding key commands |
| 6743 | select case(trim(cmd_id)) |
| 6744 | ! File operations |
| 6745 | case('save') |
| 6746 | call handle_key_command('ctrl-s', editor, buffer, should_quit) |
| 6747 | case('save-all') |
| 6748 | call handle_key_command('ctrl-shift-s', editor, buffer, should_quit) |
| 6749 | case('quit') |
| 6750 | call handle_key_command('ctrl-q', editor, buffer, should_quit) |
| 6751 | case('open') |
| 6752 | ! Open fortress mode for file browsing |
| 6753 | editor%fuss_mode_active = .true. |
| 6754 | call render_screen(buffer, editor) |
| 6755 | case('toggle-tree') |
| 6756 | call handle_key_command('f3', editor, buffer, should_quit) |
| 6757 | |
| 6758 | ! Edit operations |
| 6759 | case('copy') |
| 6760 | call handle_key_command('ctrl-c', editor, buffer, should_quit) |
| 6761 | case('paste') |
| 6762 | call handle_key_command('ctrl-v', editor, buffer, should_quit) |
| 6763 | case('cut') |
| 6764 | call handle_key_command('ctrl-x', editor, buffer, should_quit) |
| 6765 | case('undo') |
| 6766 | call handle_key_command('ctrl-z', editor, buffer, should_quit) |
| 6767 | case('redo') |
| 6768 | call handle_key_command('ctrl-y', editor, buffer, should_quit) |
| 6769 | |
| 6770 | ! Search operations |
| 6771 | case('find') |
| 6772 | call handle_key_command('ctrl-f', editor, buffer, should_quit) |
| 6773 | case('replace') |
| 6774 | call handle_key_command('ctrl-h', editor, buffer, should_quit) |
| 6775 | case('find-next') |
| 6776 | call handle_key_command('ctrl-g', editor, buffer, should_quit) |
| 6777 | |
| 6778 | ! Navigation |
| 6779 | case('goto-line') |
| 6780 | call handle_key_command('alt-g', editor, buffer, should_quit) |
| 6781 | case('goto-def') |
| 6782 | call handle_key_command('f12', editor, buffer, should_quit) |
| 6783 | case('find-refs') |
| 6784 | call handle_key_command('shift-f12', editor, buffer, should_quit) |
| 6785 | case('jump-back') |
| 6786 | call handle_key_command('alt-,', editor, buffer, should_quit) |
| 6787 | case('goto-symbol') |
| 6788 | call handle_key_command('f4', editor, buffer, should_quit) |
| 6789 | |
| 6790 | ! LSP features |
| 6791 | case('code-actions') |
| 6792 | call handle_key_command('f8', editor, buffer, should_quit) |
| 6793 | case('rename') |
| 6794 | call handle_key_command('f2', editor, buffer, should_quit) |
| 6795 | case('diagnostics') |
| 6796 | call handle_key_command('alt-e', editor, buffer, should_quit) |
| 6797 | |
| 6798 | ! View |
| 6799 | case('split-v') |
| 6800 | call handle_key_command('ctrl-\\', editor, buffer, should_quit) |
| 6801 | case('close-pane') |
| 6802 | call handle_key_command('ctrl-w', editor, buffer, should_quit) |
| 6803 | |
| 6804 | ! Help |
| 6805 | case('help') |
| 6806 | call handle_key_command('f1', editor, buffer, should_quit) |
| 6807 | |
| 6808 | case default |
| 6809 | ! Unknown command - show message |
| 6810 | call terminal_move_cursor(editor%screen_rows, 1) |
| 6811 | call terminal_write('Unknown command: ' // trim(cmd_id) // repeat(' ', 20)) |
| 6812 | end select |
| 6813 | end subroutine execute_palette_command |
| 6814 | |
| 6815 | ! Handle workspace symbols LSP response |
| 6816 | subroutine handle_workspace_symbols_response_wrapper(unused_request_id, response) |
| 6817 | use lsp_protocol_module, only: lsp_message_t |
| 6818 | use json_module |
| 6819 | use workspace_symbols_panel_module, only: workspace_symbol_t, set_workspace_symbols |
| 6820 | integer, intent(in) :: unused_request_id |
| 6821 | type(lsp_message_t), intent(in) :: response |
| 6822 | type(json_value_t) :: symbol_obj, location_obj, range_obj, start_obj |
| 6823 | integer :: num_symbols, i |
| 6824 | type(workspace_symbol_t), allocatable :: symbols(:) |
| 6825 | character(len=:), allocatable :: name, container, uri |
| 6826 | real(8) :: line_num, char_num, kind_num |
| 6827 | |
| 6828 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 6829 | |
| 6830 | num_symbols = json_array_size(response%result) |
| 6831 | if (num_symbols == 0) return |
| 6832 | allocate(symbols(num_symbols)) |
| 6833 | |
| 6834 | do i = 0, num_symbols - 1 |
| 6835 | symbol_obj = json_get_array_element(response%result, i) |
| 6836 | |
| 6837 | ! Get name |
| 6838 | name = json_get_string(symbol_obj, 'name', '') |
| 6839 | if (allocated(name)) then |
| 6840 | symbols(i+1)%name = name |
| 6841 | end if |
| 6842 | |
| 6843 | ! Get kind (as number) and convert to string |
| 6844 | kind_num = json_get_number(symbol_obj, 'kind', 0.0d0) |
| 6845 | symbols(i+1)%kind_name = symbol_kind_to_string(int(kind_num)) |
| 6846 | |
| 6847 | ! Get container name (optional) |
| 6848 | container = json_get_string(symbol_obj, 'containerName', '') |
| 6849 | if (allocated(container)) then |
| 6850 | symbols(i+1)%container_name = container |
| 6851 | end if |
| 6852 | |
| 6853 | ! Get location |
| 6854 | location_obj = json_get_object(symbol_obj, 'location') |
| 6855 | uri = json_get_string(location_obj, 'uri', '') |
| 6856 | if (allocated(uri) .and. len_trim(uri) > 0) then |
| 6857 | symbols(i+1)%file_uri = uri |
| 6858 | |
| 6859 | ! Get range -> start -> line/character |
| 6860 | range_obj = json_get_object(location_obj, 'range') |
| 6861 | start_obj = json_get_object(range_obj, 'start') |
| 6862 | line_num = json_get_number(start_obj, 'line', 0.0d0) |
| 6863 | char_num = json_get_number(start_obj, 'character', 0.0d0) |
| 6864 | symbols(i+1)%line = int(line_num) |
| 6865 | symbols(i+1)%column = int(char_num) |
| 6866 | end if |
| 6867 | end do |
| 6868 | |
| 6869 | ! Update the panel |
| 6870 | if (associated(saved_editor_for_callback)) then |
| 6871 | call set_workspace_symbols(saved_editor_for_callback%workspace_symbols_panel, symbols, num_symbols) |
| 6872 | end if |
| 6873 | |
| 6874 | if (allocated(symbols)) deallocate(symbols) |
| 6875 | end subroutine handle_workspace_symbols_response_wrapper |
| 6876 | |
| 6877 | ! Helper to convert LSP symbol kind number to string |
| 6878 | function symbol_kind_to_string(kind) result(kind_str) |
| 6879 | integer, intent(in) :: kind |
| 6880 | character(len=:), allocatable :: kind_str |
| 6881 | |
| 6882 | select case(kind) |
| 6883 | case(1); kind_str = "File" |
| 6884 | case(2); kind_str = "Module" |
| 6885 | case(3); kind_str = "Namespace" |
| 6886 | case(4); kind_str = "Package" |
| 6887 | case(5); kind_str = "Class" |
| 6888 | case(6); kind_str = "Method" |
| 6889 | case(7); kind_str = "Property" |
| 6890 | case(8); kind_str = "Field" |
| 6891 | case(9); kind_str = "Constructor" |
| 6892 | case(10); kind_str = "Enum" |
| 6893 | case(11); kind_str = "Interface" |
| 6894 | case(12); kind_str = "Function" |
| 6895 | case(13); kind_str = "Variable" |
| 6896 | case(14); kind_str = "Constant" |
| 6897 | case(15); kind_str = "String" |
| 6898 | case(16); kind_str = "Number" |
| 6899 | case(17); kind_str = "Boolean" |
| 6900 | case(18); kind_str = "Array" |
| 6901 | case default; kind_str = "Unknown" |
| 6902 | end select |
| 6903 | end function symbol_kind_to_string |
| 6904 | |
| 6905 | ! Navigate to a workspace symbol |
| 6906 | subroutine navigate_to_workspace_symbol(editor, buffer, symbol, should_quit) |
| 6907 | use workspace_symbols_panel_module, only: workspace_symbol_t |
| 6908 | use jump_stack_module, only: push_jump_location |
| 6909 | use editor_state_module, only: switch_to_tab_with_buffer, create_tab, sync_pane_to_editor, sync_editor_to_pane |
| 6910 | use text_buffer_module, only: buffer_load_file, copy_buffer |
| 6911 | type(editor_state_t), intent(inout) :: editor |
| 6912 | type(buffer_t), intent(inout) :: buffer |
| 6913 | type(workspace_symbol_t), intent(in) :: symbol |
| 6914 | logical, intent(out) :: should_quit |
| 6915 | character(len=:), allocatable :: filepath |
| 6916 | integer :: i |
| 6917 | |
| 6918 | should_quit = .false. |
| 6919 | |
| 6920 | ! Convert file:// URI to filepath |
| 6921 | if (index(symbol%file_uri, "file://") == 1) then |
| 6922 | filepath = symbol%file_uri(8:) ! Remove "file://" |
| 6923 | else |
| 6924 | filepath = symbol%file_uri |
| 6925 | end if |
| 6926 | |
| 6927 | ! Push current location to jump stack |
| 6928 | if (allocated(editor%filename)) then |
| 6929 | call push_jump_location(editor%jump_stack, editor%filename, & |
| 6930 | editor%cursors(editor%active_cursor)%line, & |
| 6931 | editor%cursors(editor%active_cursor)%column) |
| 6932 | end if |
| 6933 | |
| 6934 | ! FIRST: Check if symbol is in the currently active tab (just jump, no tab switch) |
| 6935 | if (editor%active_tab_index > 0 .and. editor%active_tab_index <= size(editor%tabs)) then |
| 6936 | if (allocated(editor%tabs(editor%active_tab_index)%filename)) then |
| 6937 | if (paths_match(editor%tabs(editor%active_tab_index)%filename, filepath)) then |
| 6938 | ! Same file - just jump to the position |
| 6939 | editor%cursors(editor%active_cursor)%line = symbol%line + 1 ! LSP is 0-based |
| 6940 | editor%cursors(editor%active_cursor)%column = symbol%column + 1 |
| 6941 | editor%cursors(editor%active_cursor)%desired_column = symbol%column + 1 |
| 6942 | editor%viewport_line = max(1, symbol%line + 1 - editor%screen_rows / 2) |
| 6943 | call sync_editor_to_pane(editor) |
| 6944 | return |
| 6945 | end if |
| 6946 | end if |
| 6947 | end if |
| 6948 | |
| 6949 | ! SECOND: Check if file is open in another (inactive) tab |
| 6950 | do i = 1, size(editor%tabs) |
| 6951 | if (i == editor%active_tab_index) cycle ! Skip active tab, already checked |
| 6952 | if (allocated(editor%tabs(i)%filename)) then |
| 6953 | if (paths_match(editor%tabs(i)%filename, filepath)) then |
| 6954 | ! Save current buffer and switch to existing tab |
| 6955 | call switch_to_tab_with_buffer(editor, i, buffer) |
| 6956 | ! Jump to the symbol's position |
| 6957 | editor%cursors(editor%active_cursor)%line = symbol%line + 1 ! LSP is 0-based |
| 6958 | editor%cursors(editor%active_cursor)%column = symbol%column + 1 |
| 6959 | editor%cursors(editor%active_cursor)%desired_column = symbol%column + 1 |
| 6960 | editor%viewport_line = max(1, symbol%line + 1 - editor%screen_rows / 2) |
| 6961 | call sync_editor_to_pane(editor) |
| 6962 | return |
| 6963 | end if |
| 6964 | end if |
| 6965 | end do |
| 6966 | |
| 6967 | ! File not open - create a new tab and load the file |
| 6968 | block |
| 6969 | integer :: status, new_tab_idx, old_tab_idx, old_pane_idx |
| 6970 | |
| 6971 | ! CRITICAL: Save current buffer to old tab BEFORE create_tab changes active_tab_index |
| 6972 | old_tab_idx = editor%active_tab_index |
| 6973 | if (old_tab_idx > 0 .and. old_tab_idx <= size(editor%tabs)) then |
| 6974 | old_pane_idx = editor%tabs(old_tab_idx)%active_pane_index |
| 6975 | if (allocated(editor%tabs(old_tab_idx)%panes) .and. & |
| 6976 | old_pane_idx > 0 .and. old_pane_idx <= size(editor%tabs(old_tab_idx)%panes)) then |
| 6977 | call copy_buffer(editor%tabs(old_tab_idx)%panes(old_pane_idx)%buffer, buffer) |
| 6978 | end if |
| 6979 | call copy_buffer(editor%tabs(old_tab_idx)%buffer, buffer) |
| 6980 | end if |
| 6981 | |
| 6982 | call create_tab(editor, filepath) |
| 6983 | |
| 6984 | new_tab_idx = size(editor%tabs) ! The tab we just created |
| 6985 | |
| 6986 | call buffer_load_file(editor%tabs(new_tab_idx)%buffer, filepath, status) |
| 6987 | |
| 6988 | if (status == 0) then |
| 6989 | ! File loaded successfully |
| 6990 | ! Copy buffer to the pane's buffer |
| 6991 | if (allocated(editor%tabs(new_tab_idx)%panes)) then |
| 6992 | call copy_buffer(editor%tabs(new_tab_idx)%panes(1)%buffer, editor%tabs(new_tab_idx)%buffer) |
| 6993 | end if |
| 6994 | |
| 6995 | ! Load the new tab's buffer into working buffer (create_tab already switched active_tab_index) |
| 6996 | call copy_buffer(buffer, editor%tabs(new_tab_idx)%buffer) |
| 6997 | |
| 6998 | ! Update editor%filename to the new tab's filename |
| 6999 | if (allocated(editor%filename)) deallocate(editor%filename) |
| 7000 | allocate(character(len=len(editor%tabs(new_tab_idx)%filename)) :: editor%filename) |
| 7001 | editor%filename = editor%tabs(new_tab_idx)%filename |
| 7002 | editor%modified = editor%tabs(new_tab_idx)%modified |
| 7003 | |
| 7004 | ! Sync the pane to editor state (this updates editor%cursors, etc.) |
| 7005 | call sync_pane_to_editor(editor, new_tab_idx, 1) |
| 7006 | |
| 7007 | ! Navigate to the symbol's position |
| 7008 | editor%cursors(editor%active_cursor)%line = symbol%line + 1 ! LSP is 0-based |
| 7009 | editor%cursors(editor%active_cursor)%column = symbol%column + 1 |
| 7010 | editor%cursors(editor%active_cursor)%desired_column = symbol%column + 1 |
| 7011 | editor%viewport_line = max(1, symbol%line + 1 - editor%screen_rows / 2) |
| 7012 | |
| 7013 | ! Sync editor state back to pane |
| 7014 | call sync_editor_to_pane(editor) |
| 7015 | else |
| 7016 | ! File load failed - could show error message |
| 7017 | ! For now, just don't navigate |
| 7018 | continue |
| 7019 | end if |
| 7020 | end block |
| 7021 | end subroutine navigate_to_workspace_symbol |
| 7022 | |
| 7023 | ! Helper function to compare file paths (handles relative vs absolute) |
| 7024 | function paths_match(path1, path2) result(match) |
| 7025 | character(len=*), intent(in) :: path1, path2 |
| 7026 | logical :: match |
| 7027 | character(len=:), allocatable :: p1, p2 |
| 7028 | |
| 7029 | match = .false. |
| 7030 | |
| 7031 | ! Direct comparison first |
| 7032 | if (trim(path1) == trim(path2)) then |
| 7033 | match = .true. |
| 7034 | return |
| 7035 | end if |
| 7036 | |
| 7037 | ! Try comparing just the filenames (basename) if one is relative |
| 7038 | p1 = get_path_basename(path1) |
| 7039 | p2 = get_path_basename(path2) |
| 7040 | |
| 7041 | ! If basenames match and one path ends with the other, consider it a match |
| 7042 | if (trim(p1) == trim(p2)) then |
| 7043 | ! Check if one path is a suffix of the other |
| 7044 | if (index(path1, trim(path2)) > 0 .or. index(path2, trim(path1)) > 0) then |
| 7045 | match = .true. |
| 7046 | return |
| 7047 | end if |
| 7048 | ! Also match if the absolute path ends with the relative path |
| 7049 | if (len_trim(path1) > len_trim(path2)) then |
| 7050 | if (path1(len_trim(path1)-len_trim(path2)+1:) == trim(path2)) then |
| 7051 | match = .true. |
| 7052 | return |
| 7053 | end if |
| 7054 | else if (len_trim(path2) > len_trim(path1)) then |
| 7055 | if (path2(len_trim(path2)-len_trim(path1)+1:) == trim(path1)) then |
| 7056 | match = .true. |
| 7057 | return |
| 7058 | end if |
| 7059 | end if |
| 7060 | end if |
| 7061 | end function paths_match |
| 7062 | |
| 7063 | ! Get basename from a path |
| 7064 | function get_path_basename(path) result(basename) |
| 7065 | character(len=*), intent(in) :: path |
| 7066 | character(len=:), allocatable :: basename |
| 7067 | integer :: i, last_slash |
| 7068 | |
| 7069 | last_slash = 0 |
| 7070 | do i = len_trim(path), 1, -1 |
| 7071 | if (path(i:i) == '/') then |
| 7072 | last_slash = i |
| 7073 | exit |
| 7074 | end if |
| 7075 | end do |
| 7076 | |
| 7077 | if (last_slash > 0 .and. last_slash < len_trim(path)) then |
| 7078 | basename = path(last_slash+1:len_trim(path)) |
| 7079 | else |
| 7080 | basename = trim(path) |
| 7081 | end if |
| 7082 | end function get_path_basename |
| 7083 | |
| 7084 | ! ================================================== |
| 7085 | ! LSP Definition Response Handler |
| 7086 | ! ================================================== |
| 7087 | |
| 7088 | ! Wrapper callback for go to definition |
| 7089 | subroutine handle_definition_response_wrapper(unused_request_id, response) |
| 7090 | use lsp_protocol_module, only: lsp_message_t |
| 7091 | integer, intent(in) :: unused_request_id |
| 7092 | type(lsp_message_t), intent(in) :: response |
| 7093 | |
| 7094 | if (.false.) print *, unused_request_id ! Silence unused warning |
| 7095 | |
| 7096 | ! Call actual handler with saved editor state |
| 7097 | if (associated(saved_editor_for_callback)) then |
| 7098 | call handle_definition_response_impl(saved_editor_for_callback, response) |
| 7099 | end if |
| 7100 | end subroutine handle_definition_response_wrapper |
| 7101 | |
| 7102 | ! Handle LSP textDocument/definition response |
| 7103 | subroutine handle_definition_response_impl(editor, response) |
| 7104 | use lsp_protocol_module, only: lsp_message_t |
| 7105 | use json_module, only: json_value_t, json_get_object, json_get_string, & |
| 7106 | json_get_number, json_array_size, json_get_array_element, & |
| 7107 | json_has_key, json_stringify |
| 7108 | use editor_state_module, only: switch_to_tab, sync_pane_to_editor, sync_editor_to_pane |
| 7109 | use text_buffer_module, only: buffer_load_file, copy_buffer |
| 7110 | use renderer_module, only: render_screen |
| 7111 | type(editor_state_t), intent(inout) :: editor |
| 7112 | type(lsp_message_t), intent(in) :: response |
| 7113 | type(json_value_t) :: location_obj, range_obj, start_obj |
| 7114 | character(len=:), allocatable :: uri, filepath |
| 7115 | real(8) :: line_real, col_real |
| 7116 | integer :: target_line, target_col, i, num_locations |
| 7117 | logical :: found_file |
| 7118 | |
| 7119 | ! Try to treat result as array first |
| 7120 | num_locations = json_array_size(response%result) |
| 7121 | |
| 7122 | if (num_locations > 0) then |
| 7123 | ! Array of locations - take first one |
| 7124 | location_obj = json_get_array_element(response%result, 0) |
| 7125 | else if (json_has_key(response%result, "uri")) then |
| 7126 | ! Single location object |
| 7127 | location_obj = response%result |
| 7128 | else |
| 7129 | ! No definition found |
| 7130 | call terminal_move_cursor(editor%screen_rows, 1) |
| 7131 | call terminal_write('No definition found ') |
| 7132 | if (associated(saved_buffer_for_callback)) then |
| 7133 | call render_screen(saved_buffer_for_callback, editor) |
| 7134 | end if |
| 7135 | return |
| 7136 | end if |
| 7137 | |
| 7138 | ! Extract URI |
| 7139 | uri = json_get_string(location_obj, 'uri', '') |
| 7140 | if (len(uri) == 0) then |
| 7141 | call terminal_move_cursor(editor%screen_rows, 1) |
| 7142 | call terminal_write('Invalid definition response ') |
| 7143 | if (associated(saved_buffer_for_callback)) then |
| 7144 | call render_screen(saved_buffer_for_callback, editor) |
| 7145 | end if |
| 7146 | return |
| 7147 | end if |
| 7148 | |
| 7149 | ! Convert URI to filepath (remove file:// prefix) |
| 7150 | if (len(uri) > 7 .and. uri(1:7) == 'file://') then |
| 7151 | filepath = uri(8:) |
| 7152 | else |
| 7153 | filepath = uri |
| 7154 | end if |
| 7155 | |
| 7156 | ! Get range |
| 7157 | range_obj = json_get_object(location_obj, 'range') |
| 7158 | start_obj = json_get_object(range_obj, 'start') |
| 7159 | |
| 7160 | line_real = json_get_number(start_obj, 'line', 0.0d0) |
| 7161 | col_real = json_get_number(start_obj, 'character', 0.0d0) |
| 7162 | |
| 7163 | ! Convert from 0-based LSP to 1-based editor coordinates |
| 7164 | target_line = int(line_real) + 1 |
| 7165 | target_col = int(col_real) + 1 |
| 7166 | |
| 7167 | ! Check if the file is already open in a tab |
| 7168 | found_file = .false. |
| 7169 | do i = 1, size(editor%tabs) |
| 7170 | if (allocated(editor%tabs(i)%filename)) then |
| 7171 | ! Check for exact match or suffix match (handles relative vs absolute paths) |
| 7172 | if (trim(editor%tabs(i)%filename) == trim(filepath)) then |
| 7173 | found_file = .true. |
| 7174 | else if (len_trim(filepath) > len_trim(editor%tabs(i)%filename)) then |
| 7175 | ! Check if filepath ends with tab filename |
| 7176 | if (filepath(len_trim(filepath)-len_trim(editor%tabs(i)%filename)+1:) == & |
| 7177 | trim(editor%tabs(i)%filename)) then |
| 7178 | found_file = .true. |
| 7179 | end if |
| 7180 | else if (len_trim(editor%tabs(i)%filename) > len_trim(filepath)) then |
| 7181 | ! Check if tab filename ends with filepath |
| 7182 | if (editor%tabs(i)%filename(len_trim(editor%tabs(i)%filename)-len_trim(filepath)+1:) == & |
| 7183 | trim(filepath)) then |
| 7184 | found_file = .true. |
| 7185 | end if |
| 7186 | end if |
| 7187 | |
| 7188 | if (found_file) then |
| 7189 | ! Properly switch to this tab |
| 7190 | call switch_to_tab(editor, i) |
| 7191 | call sync_pane_to_editor(editor, i, editor%tabs(i)%active_pane_index) |
| 7192 | exit |
| 7193 | end if |
| 7194 | end if |
| 7195 | end do |
| 7196 | |
| 7197 | ! If file not found in tabs, create a new tab and load it |
| 7198 | if (.not. found_file) then |
| 7199 | call create_tab(editor, filepath) |
| 7200 | |
| 7201 | ! Load file content into the new tab's buffer |
| 7202 | block |
| 7203 | integer :: status, new_tab_idx |
| 7204 | |
| 7205 | new_tab_idx = size(editor%tabs) ! The tab we just created |
| 7206 | |
| 7207 | call buffer_load_file(editor%tabs(new_tab_idx)%buffer, filepath, status) |
| 7208 | |
| 7209 | if (status == 0) then |
| 7210 | ! File loaded successfully |
| 7211 | ! Copy buffer to the pane's buffer |
| 7212 | if (allocated(editor%tabs(new_tab_idx)%panes)) then |
| 7213 | call copy_buffer(editor%tabs(new_tab_idx)%panes(1)%buffer, editor%tabs(new_tab_idx)%buffer) |
| 7214 | end if |
| 7215 | |
| 7216 | ! Send LSP didOpen notification to all active servers for this tab |
| 7217 | if (editor%tabs(new_tab_idx)%num_lsp_servers > 0) then |
| 7218 | block |
| 7219 | use text_buffer_module, only: buffer_to_string |
| 7220 | integer :: srv_i |
| 7221 | do srv_i = 1, editor%tabs(new_tab_idx)%num_lsp_servers |
| 7222 | call notify_file_opened(editor%lsp_manager, & |
| 7223 | editor%tabs(new_tab_idx)%lsp_server_indices(srv_i), & |
| 7224 | filepath, buffer_to_string(editor%tabs(new_tab_idx)%buffer)) |
| 7225 | end do |
| 7226 | end block |
| 7227 | end if |
| 7228 | |
| 7229 | ! Switch to the new tab |
| 7230 | call switch_to_tab(editor, new_tab_idx) |
| 7231 | |
| 7232 | ! Sync the pane to editor state (this updates editor%cursors, etc.) |
| 7233 | call sync_pane_to_editor(editor, new_tab_idx, 1) |
| 7234 | |
| 7235 | ! Navigate to the definition position |
| 7236 | editor%cursors(editor%active_cursor)%line = target_line |
| 7237 | editor%cursors(editor%active_cursor)%column = target_col |
| 7238 | editor%cursors(editor%active_cursor)%desired_column = target_col |
| 7239 | editor%viewport_line = max(1, target_line - editor%screen_rows / 2) |
| 7240 | |
| 7241 | ! Sync editor state back to pane |
| 7242 | call sync_editor_to_pane(editor) |
| 7243 | |
| 7244 | call terminal_move_cursor(editor%screen_rows, 1) |
| 7245 | call terminal_write('Jumped to definition in ' // trim(filepath) // ' ') |
| 7246 | if (associated(saved_buffer_for_callback)) then |
| 7247 | call render_screen(saved_buffer_for_callback, editor) |
| 7248 | end if |
| 7249 | else |
| 7250 | ! File load failed |
| 7251 | call terminal_move_cursor(editor%screen_rows, 1) |
| 7252 | call terminal_write('Failed to load: ' // trim(filepath) // ' ') |
| 7253 | if (associated(saved_buffer_for_callback)) then |
| 7254 | call render_screen(saved_buffer_for_callback, editor) |
| 7255 | end if |
| 7256 | end if |
| 7257 | end block |
| 7258 | return |
| 7259 | end if |
| 7260 | |
| 7261 | ! File already open in tabs - jump to the line and column |
| 7262 | editor%cursors(editor%active_cursor)%line = target_line |
| 7263 | editor%cursors(editor%active_cursor)%column = target_col |
| 7264 | editor%cursors(editor%active_cursor)%desired_column = target_col |
| 7265 | |
| 7266 | ! Center viewport on target |
| 7267 | editor%viewport_line = max(1, target_line - editor%screen_rows / 2) |
| 7268 | |
| 7269 | ! Sync cursor changes back to pane |
| 7270 | call sync_editor_to_pane(editor) |
| 7271 | |
| 7272 | call terminal_move_cursor(editor%screen_rows, 1) |
| 7273 | call terminal_write('Jumped to definition ') |
| 7274 | if (associated(saved_buffer_for_callback)) then |
| 7275 | call render_screen(saved_buffer_for_callback, editor) |
| 7276 | end if |
| 7277 | end subroutine handle_definition_response_impl |
| 7278 | |
| 7279 | end module command_handler_module |
| 7280 |