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| 1 | +use std::sync::Arc; |
| 2 | +use std::time::{Duration, Instant}; |
| 3 | + |
| 4 | +use base64::{engine::general_purpose::STANDARD, Engine}; |
| 5 | +use tokio::sync::mpsc; |
| 6 | +use x11rb::connection::Connection; |
| 7 | +use x11rb::protocol::xproto::{SelectionClearEvent, SelectionRequestEvent}; |
| 8 | +use x11rb::protocol::Event as X11Event; |
| 9 | +use x11rb::rust_connection::RustConnection; |
| 10 | + |
| 11 | +use crate::clipboard::{ClipboardContent, ClipboardHistory, ClipboardManager}; |
| 12 | +use crate::config::Config; |
| 13 | +use crate::error::Result; |
| 14 | +use crate::ipc::protocol::{Command, EntryInfo, Event, PasteResponse, Response, StatusInfo}; |
| 15 | + |
| 16 | +/// Main daemon state |
| 17 | +pub struct DaemonState { |
| 18 | + config: Config, |
| 19 | + manager: ClipboardManager, |
| 20 | + start_time: Instant, |
| 21 | + event_tx: mpsc::Sender<Event>, |
| 22 | +} |
| 23 | + |
| 24 | +impl DaemonState { |
| 25 | + /// Create a new daemon state |
| 26 | + pub fn new(config: Config, event_tx: mpsc::Sender<Event>) -> Result<Self> { |
| 27 | + // Connect to X11 |
| 28 | + let (conn, screen_num) = RustConnection::connect(None)?; |
| 29 | + let conn = Arc::new(conn); |
| 30 | + |
| 31 | + // Load or create history |
| 32 | + let history_path = config.history_path(); |
| 33 | + let history = if config.history.persist && history_path.exists() { |
| 34 | + tracing::info!("Loading history from {:?}", history_path); |
| 35 | + ClipboardHistory::load_or_new( |
| 36 | + &history_path, |
| 37 | + config.history.max_entries, |
| 38 | + config.behavior.deduplicate, |
| 39 | + )? |
| 40 | + } else { |
| 41 | + ClipboardHistory::new(config.history.max_entries, config.behavior.deduplicate) |
| 42 | + }; |
| 43 | + |
| 44 | + // Create clipboard manager |
| 45 | + let manager = ClipboardManager::new( |
| 46 | + conn, |
| 47 | + screen_num, |
| 48 | + history, |
| 49 | + config.behavior.watch_primary, |
| 50 | + )?; |
| 51 | + |
| 52 | + Ok(Self { |
| 53 | + config, |
| 54 | + manager, |
| 55 | + start_time: Instant::now(), |
| 56 | + event_tx, |
| 57 | + }) |
| 58 | + } |
| 59 | + |
| 60 | + /// Get the config |
| 61 | + pub fn config(&self) -> &Config { |
| 62 | + &self.config |
| 63 | + } |
| 64 | + |
| 65 | + /// Reload configuration |
| 66 | + pub fn reload_config(&mut self) -> Result<()> { |
| 67 | + self.config = Config::load_default(); |
| 68 | + tracing::info!("Configuration reloaded"); |
| 69 | + Ok(()) |
| 70 | + } |
| 71 | + |
| 72 | + /// Poll for clipboard changes |
| 73 | + pub fn poll_clipboard(&mut self) -> Result<()> { |
| 74 | + // Poll CLIPBOARD |
| 75 | + if self.config.behavior.watch_clipboard { |
| 76 | + if let Some(id) = self.manager.poll_clipboard()? { |
| 77 | + if let Some(entry) = self.manager.history().get(id) { |
| 78 | + let content_type = if entry.content.is_text() { |
| 79 | + "text" |
| 80 | + } else { |
| 81 | + "image" |
| 82 | + }; |
| 83 | + |
| 84 | + let event = Event::ClipboardChanged { |
| 85 | + id, |
| 86 | + preview: entry.preview(100), |
| 87 | + source: entry.source.clone(), |
| 88 | + content_type: content_type.to_string(), |
| 89 | + }; |
| 90 | + |
| 91 | + // Send event (non-blocking) |
| 92 | + let _ = self.event_tx.try_send(event); |
| 93 | + } |
| 94 | + } |
| 95 | + } |
| 96 | + |
| 97 | + // Poll PRIMARY |
| 98 | + if self.config.behavior.watch_primary { |
| 99 | + if let Some(id) = self.manager.poll_primary()? { |
| 100 | + if let Some(entry) = self.manager.history().get(id) { |
| 101 | + let content_type = if entry.content.is_text() { |
| 102 | + "text" |
| 103 | + } else { |
| 104 | + "image" |
| 105 | + }; |
| 106 | + |
| 107 | + let event = Event::ClipboardChanged { |
| 108 | + id, |
| 109 | + preview: entry.preview(100), |
| 110 | + source: entry.source.clone(), |
| 111 | + content_type: content_type.to_string(), |
| 112 | + }; |
| 113 | + |
| 114 | + let _ = self.event_tx.try_send(event); |
| 115 | + } |
| 116 | + } |
| 117 | + } |
| 118 | + |
| 119 | + Ok(()) |
| 120 | + } |
| 121 | + |
| 122 | + /// Process X11 events |
| 123 | + pub fn process_x11_events(&mut self) -> Result<()> { |
| 124 | + let conn = self.manager.conn().clone(); |
| 125 | + |
| 126 | + while let Ok(Some(event)) = conn.poll_for_event() { |
| 127 | + match event { |
| 128 | + X11Event::SelectionRequest(req) => { |
| 129 | + self.handle_selection_request(&req)?; |
| 130 | + } |
| 131 | + X11Event::SelectionClear(clear) => { |
| 132 | + self.handle_selection_clear(&clear); |
| 133 | + } |
| 134 | + _ => {} |
| 135 | + } |
| 136 | + } |
| 137 | + |
| 138 | + Ok(()) |
| 139 | + } |
| 140 | + |
| 141 | + /// Handle a selection request |
| 142 | + fn handle_selection_request(&self, event: &SelectionRequestEvent) -> Result<()> { |
| 143 | + tracing::trace!( |
| 144 | + "SelectionRequest: selection={}, target={}, requestor={}", |
| 145 | + event.selection, |
| 146 | + event.target, |
| 147 | + event.requestor |
| 148 | + ); |
| 149 | + self.manager.handle_selection_request(event)?; |
| 150 | + Ok(()) |
| 151 | + } |
| 152 | + |
| 153 | + /// Handle selection clear |
| 154 | + fn handle_selection_clear(&mut self, event: &SelectionClearEvent) { |
| 155 | + tracing::trace!("SelectionClear: selection={}", event.selection); |
| 156 | + self.manager.handle_selection_clear(event.selection); |
| 157 | + } |
| 158 | + |
| 159 | + /// Handle an IPC command |
| 160 | + pub async fn handle_command(&mut self, cmd: Command) -> Response { |
| 161 | + match cmd { |
| 162 | + Command::Copy { text } => self.cmd_copy(text), |
| 163 | + Command::CopyImage { data, mime_type } => self.cmd_copy_image(data, mime_type), |
| 164 | + Command::Paste => self.cmd_paste(), |
| 165 | + Command::History { limit } => self.cmd_history(limit), |
| 166 | + Command::Select { id } => self.cmd_select(id), |
| 167 | + Command::Delete { id } => self.cmd_delete(id), |
| 168 | + Command::Clear => self.cmd_clear(), |
| 169 | + Command::ClearHistory { keep_pinned } => self.cmd_clear_history(keep_pinned), |
| 170 | + Command::Pin { id } => self.cmd_pin(id), |
| 171 | + Command::Unpin { id } => self.cmd_unpin(id), |
| 172 | + Command::ListPinned => self.cmd_list_pinned(), |
| 173 | + Command::Search { query, limit } => self.cmd_search(query, limit), |
| 174 | + Command::Status => self.cmd_status(), |
| 175 | + Command::Reload => self.cmd_reload(), |
| 176 | + Command::Quit => Response::ok(), // Handled by caller |
| 177 | + Command::Subscribe { .. } => Response::ok(), // Handled by caller |
| 178 | + } |
| 179 | + } |
| 180 | + |
| 181 | + fn cmd_copy(&mut self, text: String) -> Response { |
| 182 | + let content = ClipboardContent::Text(text); |
| 183 | + match self.manager.set_clipboard(content) { |
| 184 | + Ok(_) => Response::ok(), |
| 185 | + Err(e) => Response::err(e.to_string()), |
| 186 | + } |
| 187 | + } |
| 188 | + |
| 189 | + fn cmd_copy_image(&mut self, data: String, mime_type: String) -> Response { |
| 190 | + match STANDARD.decode(&data) { |
| 191 | + Ok(bytes) => { |
| 192 | + let content = ClipboardContent::Image { |
| 193 | + data: bytes, |
| 194 | + mime_type, |
| 195 | + }; |
| 196 | + match self.manager.set_clipboard(content) { |
| 197 | + Ok(_) => Response::ok(), |
| 198 | + Err(e) => Response::err(e.to_string()), |
| 199 | + } |
| 200 | + } |
| 201 | + Err(e) => Response::err(format!("Invalid base64: {}", e)), |
| 202 | + } |
| 203 | + } |
| 204 | + |
| 205 | + fn cmd_paste(&self) -> Response { |
| 206 | + if let Some(entry) = self.manager.history().current() { |
| 207 | + let response = match &entry.content { |
| 208 | + ClipboardContent::Text(text) => PasteResponse { |
| 209 | + id: entry.id, |
| 210 | + content_type: "text".to_string(), |
| 211 | + text: Some(text.clone()), |
| 212 | + image_data: None, |
| 213 | + mime_type: None, |
| 214 | + }, |
| 215 | + ClipboardContent::Image { data, mime_type } => PasteResponse { |
| 216 | + id: entry.id, |
| 217 | + content_type: "image".to_string(), |
| 218 | + text: None, |
| 219 | + image_data: Some(STANDARD.encode(data)), |
| 220 | + mime_type: Some(mime_type.clone()), |
| 221 | + }, |
| 222 | + }; |
| 223 | + Response::ok_with_data(response) |
| 224 | + } else { |
| 225 | + Response::err("Clipboard is empty") |
| 226 | + } |
| 227 | + } |
| 228 | + |
| 229 | + fn cmd_history(&self, limit: usize) -> Response { |
| 230 | + let entries: Vec<EntryInfo> = self |
| 231 | + .manager |
| 232 | + .history() |
| 233 | + .list(limit) |
| 234 | + .into_iter() |
| 235 | + .map(EntryInfo::from) |
| 236 | + .collect(); |
| 237 | + Response::ok_with_data(entries) |
| 238 | + } |
| 239 | + |
| 240 | + fn cmd_select(&mut self, id: u64) -> Response { |
| 241 | + match self.manager.select_entry(id) { |
| 242 | + Ok(true) => { |
| 243 | + let _ = self.event_tx.try_send(Event::EntrySelected { id }); |
| 244 | + Response::ok() |
| 245 | + } |
| 246 | + Ok(false) => Response::err(format!("Entry {} not found", id)), |
| 247 | + Err(e) => Response::err(e.to_string()), |
| 248 | + } |
| 249 | + } |
| 250 | + |
| 251 | + fn cmd_delete(&mut self, id: u64) -> Response { |
| 252 | + if self.manager.history_mut().remove(id) { |
| 253 | + let _ = self.event_tx.try_send(Event::EntryDeleted { id }); |
| 254 | + Response::ok() |
| 255 | + } else { |
| 256 | + Response::err(format!("Entry {} not found", id)) |
| 257 | + } |
| 258 | + } |
| 259 | + |
| 260 | + fn cmd_clear(&mut self) -> Response { |
| 261 | + match self.manager.clear_clipboard() { |
| 262 | + Ok(_) => Response::ok(), |
| 263 | + Err(e) => Response::err(e.to_string()), |
| 264 | + } |
| 265 | + } |
| 266 | + |
| 267 | + fn cmd_clear_history(&mut self, keep_pinned: bool) -> Response { |
| 268 | + self.manager.history_mut().clear(keep_pinned); |
| 269 | + let _ = self.event_tx.try_send(Event::HistoryCleared); |
| 270 | + Response::ok() |
| 271 | + } |
| 272 | + |
| 273 | + fn cmd_pin(&mut self, id: u64) -> Response { |
| 274 | + if self.manager.history_mut().pin(id) { |
| 275 | + let _ = self.event_tx.try_send(Event::EntryPinned { id }); |
| 276 | + Response::ok() |
| 277 | + } else { |
| 278 | + Response::err(format!("Entry {} not found", id)) |
| 279 | + } |
| 280 | + } |
| 281 | + |
| 282 | + fn cmd_unpin(&mut self, id: u64) -> Response { |
| 283 | + if self.manager.history_mut().unpin(id) { |
| 284 | + let _ = self.event_tx.try_send(Event::EntryUnpinned { id }); |
| 285 | + Response::ok() |
| 286 | + } else { |
| 287 | + Response::err(format!("Entry {} not found", id)) |
| 288 | + } |
| 289 | + } |
| 290 | + |
| 291 | + fn cmd_list_pinned(&self) -> Response { |
| 292 | + let entries: Vec<EntryInfo> = self |
| 293 | + .manager |
| 294 | + .history() |
| 295 | + .list_pinned() |
| 296 | + .into_iter() |
| 297 | + .map(EntryInfo::from) |
| 298 | + .collect(); |
| 299 | + Response::ok_with_data(entries) |
| 300 | + } |
| 301 | + |
| 302 | + fn cmd_search(&self, query: String, limit: usize) -> Response { |
| 303 | + let entries: Vec<EntryInfo> = self |
| 304 | + .manager |
| 305 | + .history() |
| 306 | + .search(&query, limit) |
| 307 | + .into_iter() |
| 308 | + .map(EntryInfo::from) |
| 309 | + .collect(); |
| 310 | + Response::ok_with_data(entries) |
| 311 | + } |
| 312 | + |
| 313 | + fn cmd_status(&self) -> Response { |
| 314 | + let history = self.manager.history(); |
| 315 | + let owns_clipboard = self.manager.owns_clipboard().unwrap_or(false); |
| 316 | + |
| 317 | + let (current_preview, current_type) = if let Some(entry) = history.current() { |
| 318 | + let ctype = if entry.content.is_text() { |
| 319 | + "text" |
| 320 | + } else { |
| 321 | + "image" |
| 322 | + }; |
| 323 | + (Some(entry.preview(100)), Some(ctype.to_string())) |
| 324 | + } else { |
| 325 | + (None, None) |
| 326 | + }; |
| 327 | + |
| 328 | + let status = StatusInfo { |
| 329 | + history_count: history.len(), |
| 330 | + pinned_count: history.list_pinned().len(), |
| 331 | + owns_clipboard, |
| 332 | + watching_primary: self.config.behavior.watch_primary, |
| 333 | + current_preview, |
| 334 | + current_type, |
| 335 | + uptime_secs: self.start_time.elapsed().as_secs(), |
| 336 | + }; |
| 337 | + |
| 338 | + Response::ok_with_data(status) |
| 339 | + } |
| 340 | + |
| 341 | + fn cmd_reload(&mut self) -> Response { |
| 342 | + match self.reload_config() { |
| 343 | + Ok(_) => Response::ok(), |
| 344 | + Err(e) => Response::err(e.to_string()), |
| 345 | + } |
| 346 | + } |
| 347 | + |
| 348 | + /// Save history to disk |
| 349 | + pub fn save_history(&self) -> Result<()> { |
| 350 | + if self.config.history.persist { |
| 351 | + let path = self.config.history_path(); |
| 352 | + tracing::info!("Saving history to {:?}", path); |
| 353 | + self.manager.save_history(&path)?; |
| 354 | + } |
| 355 | + Ok(()) |
| 356 | + } |
| 357 | + |
| 358 | + /// Get the poll interval |
| 359 | + pub fn poll_interval(&self) -> Duration { |
| 360 | + Duration::from_millis(self.config.behavior.poll_interval_ms) |
| 361 | + } |
| 362 | +} |