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| 1 | +<template> |
| 2 | + <Modal :show="!!file" @close="$emit('close')" :closable="!loading"> |
| 3 | + <template #title> |
| 4 | + <div class="flex items-center space-x-3"> |
| 5 | + <component :is="getFileIcon(file)" class="w-6 h-6 text-gray-600 dark:text-gray-400" /> |
| 6 | + <span>{{ file?.name }}</span> |
| 7 | + </div> |
| 8 | + </template> |
| 9 | + |
| 10 | + <div class="min-h-[60vh] max-h-[80vh] overflow-hidden"> |
| 11 | + <!-- Loading state --> |
| 12 | + <div v-if="loading" class="flex items-center justify-center h-64"> |
| 13 | + <div class="flex items-center space-x-3"> |
| 14 | + <div class="spinner w-6 h-6"></div> |
| 15 | + <span class="text-gray-600 dark:text-gray-400">Loading preview...</span> |
| 16 | + </div> |
| 17 | + </div> |
| 18 | + |
| 19 | + <!-- Error state --> |
| 20 | + <div v-else-if="error" class="flex flex-col items-center justify-center h-64 text-center"> |
| 21 | + <ExclamationTriangleIcon class="w-12 h-12 text-red-500 mb-3" /> |
| 22 | + <p class="text-red-600 dark:text-red-400 mb-4">{{ error }}</p> |
| 23 | + <button @click="loadPreview" class="btn btn-outline"> |
| 24 | + Try Again |
| 25 | + </button> |
| 26 | + </div> |
| 27 | + |
| 28 | + <!-- Preview content --> |
| 29 | + <div v-else class="preview-content"> |
| 30 | + <!-- Image preview --> |
| 31 | + <div v-if="previewType === 'image'" class="flex items-center justify-center bg-gray-100 dark:bg-gray-800 rounded-lg overflow-hidden"> |
| 32 | + <img |
| 33 | + :src="previewUrl" |
| 34 | + :alt="file?.name" |
| 35 | + class="max-w-full max-h-[70vh] object-contain" |
| 36 | + @load="handleImageLoad" |
| 37 | + @error="handleImageError" |
| 38 | + /> |
| 39 | + </div> |
| 40 | + |
| 41 | + <!-- Text preview --> |
| 42 | + <div v-else-if="previewType === 'text'" class="bg-gray-50 dark:bg-gray-800 rounded-lg p-4 overflow-auto max-h-[70vh]"> |
| 43 | + <pre class="text-sm text-gray-800 dark:text-gray-200 whitespace-pre-wrap font-mono">{{ textContent }}</pre> |
| 44 | + </div> |
| 45 | + |
| 46 | + <!-- PDF preview --> |
| 47 | + <div v-else-if="previewType === 'pdf'" class="bg-gray-100 dark:bg-gray-800 rounded-lg overflow-hidden"> |
| 48 | + <iframe |
| 49 | + :src="previewUrl" |
| 50 | + class="w-full h-[70vh] border-0" |
| 51 | + title="PDF Preview" |
| 52 | + ></iframe> |
| 53 | + </div> |
| 54 | + |
| 55 | + <!-- Video preview --> |
| 56 | + <div v-else-if="previewType === 'video'" class="bg-black rounded-lg overflow-hidden flex items-center justify-center"> |
| 57 | + <video |
| 58 | + :src="previewUrl" |
| 59 | + controls |
| 60 | + class="max-w-full max-h-[70vh]" |
| 61 | + preload="metadata" |
| 62 | + > |
| 63 | + Your browser does not support video playback. |
| 64 | + </video> |
| 65 | + </div> |
| 66 | + |
| 67 | + <!-- Audio preview --> |
| 68 | + <div v-else-if="previewType === 'audio'" class="flex flex-col items-center justify-center h-64 space-y-4"> |
| 69 | + <MusicNoteIcon class="w-16 h-16 text-gray-400" /> |
| 70 | + <audio |
| 71 | + :src="previewUrl" |
| 72 | + controls |
| 73 | + class="w-full max-w-md" |
| 74 | + preload="metadata" |
| 75 | + > |
| 76 | + Your browser does not support audio playback. |
| 77 | + </audio> |
| 78 | + </div> |
| 79 | + |
| 80 | + <!-- Archive preview --> |
| 81 | + <div v-else-if="previewType === 'archive'" class="space-y-4"> |
| 82 | + <div class="flex items-center space-x-2 text-sm text-gray-600 dark:text-gray-400"> |
| 83 | + <ArchiveBoxIcon class="w-5 h-5" /> |
| 84 | + <span>Archive contents ({{ archiveContents.length }} items)</span> |
| 85 | + </div> |
| 86 | + <div class="bg-gray-50 dark:bg-gray-800 rounded-lg p-4 max-h-96 overflow-auto"> |
| 87 | + <div class="space-y-1"> |
| 88 | + <div |
| 89 | + v-for="item in archiveContents" |
| 90 | + :key="item.path" |
| 91 | + class="flex items-center space-x-2 text-sm" |
| 92 | + > |
| 93 | + <component |
| 94 | + :is="item.isDirectory ? FolderIcon : DocumentIcon" |
| 95 | + class="w-4 h-4 text-gray-400" |
| 96 | + /> |
| 97 | + <span class="font-mono text-gray-700 dark:text-gray-300">{{ item.path }}</span> |
| 98 | + <span v-if="!item.isDirectory" class="text-gray-500"> |
| 99 | + ({{ formatFileSize(item.size) }}) |
| 100 | + </span> |
| 101 | + </div> |
| 102 | + </div> |
| 103 | + </div> |
| 104 | + </div> |
| 105 | + |
| 106 | + <!-- JSON preview --> |
| 107 | + <div v-else-if="previewType === 'json'" class="bg-gray-50 dark:bg-gray-800 rounded-lg p-4 overflow-auto max-h-[70vh]"> |
| 108 | + <JsonViewer :data="jsonData" /> |
| 109 | + </div> |
| 110 | + |
| 111 | + <!-- Not supported --> |
| 112 | + <div v-else class="flex flex-col items-center justify-center h-64 text-center"> |
| 113 | + <DocumentIcon class="w-16 h-16 text-gray-300 dark:text-gray-600 mb-4" /> |
| 114 | + <h3 class="text-lg font-medium text-gray-700 dark:text-gray-300 mb-2"> |
| 115 | + Preview not available |
| 116 | + </h3> |
| 117 | + <p class="text-gray-500 dark:text-gray-400 mb-6"> |
| 118 | + This file type cannot be previewed in the browser. |
| 119 | + </p> |
| 120 | + <button @click="downloadFile" class="btn btn-primary"> |
| 121 | + <ArrowDownTrayIcon class="w-4 h-4 mr-2" /> |
| 122 | + Download File |
| 123 | + </button> |
| 124 | + </div> |
| 125 | + </div> |
| 126 | + |
| 127 | + <!-- File info --> |
| 128 | + <div v-if="file && !loading" class="mt-6 pt-4 border-t border-gray-200 dark:border-gray-700"> |
| 129 | + <div class="grid grid-cols-2 gap-4 text-sm"> |
| 130 | + <div> |
| 131 | + <span class="text-gray-500 dark:text-gray-400">Size:</span> |
| 132 | + <span class="ml-2 text-gray-700 dark:text-gray-300">{{ formatFileSize(file.size) }}</span> |
| 133 | + </div> |
| 134 | + <div> |
| 135 | + <span class="text-gray-500 dark:text-gray-400">Modified:</span> |
| 136 | + <span class="ml-2 text-gray-700 dark:text-gray-300">{{ formatDate(file.lastModified) }}</span> |
| 137 | + </div> |
| 138 | + <div> |
| 139 | + <span class="text-gray-500 dark:text-gray-400">Type:</span> |
| 140 | + <span class="ml-2 text-gray-700 dark:text-gray-300">{{ file.mimeType || 'Unknown' }}</span> |
| 141 | + </div> |
| 142 | + <div> |
| 143 | + <span class="text-gray-500 dark:text-gray-400">Encrypted:</span> |
| 144 | + <span class="ml-2 text-gray-700 dark:text-gray-300">{{ file.encrypted ? 'Yes' : 'No' }}</span> |
| 145 | + </div> |
| 146 | + </div> |
| 147 | + </div> |
| 148 | + </div> |
| 149 | + |
| 150 | + <template #footer> |
| 151 | + <div class="flex justify-between items-center w-full"> |
| 152 | + <div class="flex items-center space-x-2"> |
| 153 | + <button |
| 154 | + v-if="file" |
| 155 | + @click="downloadFile" |
| 156 | + class="btn btn-outline" |
| 157 | + > |
| 158 | + <ArrowDownTrayIcon class="w-4 h-4 mr-2" /> |
| 159 | + Download |
| 160 | + </button> |
| 161 | + <button |
| 162 | + v-if="file && canShare" |
| 163 | + @click="shareFile" |
| 164 | + class="btn btn-outline" |
| 165 | + > |
| 166 | + <ShareIcon class="w-4 h-4 mr-2" /> |
| 167 | + Share |
| 168 | + </button> |
| 169 | + </div> |
| 170 | + <button @click="$emit('close')" class="btn btn-primary"> |
| 171 | + Close |
| 172 | + </button> |
| 173 | + </div> |
| 174 | + </template> |
| 175 | + </Modal> |
| 176 | +</template> |
| 177 | + |
| 178 | +<script setup lang="ts"> |
| 179 | +import { ref, computed, watch, onUnmounted } from 'vue' |
| 180 | +import { apiClient } from '@/services/api' |
| 181 | +import { |
| 182 | + ExclamationTriangleIcon, |
| 183 | + DocumentIcon, |
| 184 | + PhotoIcon, |
| 185 | + VideoCameraIcon, |
| 186 | + MusicNoteIcon, |
| 187 | + ArchiveBoxIcon, |
| 188 | + FolderIcon, |
| 189 | + ArrowDownTrayIcon, |
| 190 | + ShareIcon, |
| 191 | + CodeBracketIcon, |
| 192 | +} from '@heroicons/vue/24/outline' |
| 193 | +import Modal from './Modal.vue' |
| 194 | +import JsonViewer from './JsonViewer.vue' |
| 195 | +import type { FileItem } from '@shared/types' |
| 196 | + |
| 197 | +interface Props { |
| 198 | + file: FileItem | null |
| 199 | +} |
| 200 | + |
| 201 | +const props = defineProps<Props>() |
| 202 | + |
| 203 | +const emit = defineEmits<{ |
| 204 | + close: [] |
| 205 | + share: [file: FileItem] |
| 206 | +}>() |
| 207 | + |
| 208 | +// State |
| 209 | +const loading = ref(false) |
| 210 | +const error = ref('') |
| 211 | +const previewUrl = ref('') |
| 212 | +const textContent = ref('') |
| 213 | +const jsonData = ref<any>(null) |
| 214 | +const archiveContents = ref<Array<{ path: string; size: number; isDirectory: boolean }>>([]) |
| 215 | + |
| 216 | +// Computed |
| 217 | +const previewType = computed(() => { |
| 218 | + if (!props.file?.mimeType) return 'unknown' |
| 219 | + |
| 220 | + const mimeType = props.file.mimeType.toLowerCase() |
| 221 | + |
| 222 | + if (mimeType.startsWith('image/')) return 'image' |
| 223 | + if (mimeType.startsWith('video/')) return 'video' |
| 224 | + if (mimeType.startsWith('audio/')) return 'audio' |
| 225 | + if (mimeType === 'application/pdf') return 'pdf' |
| 226 | + if (mimeType === 'application/json' || mimeType === 'text/json') return 'json' |
| 227 | + if (mimeType.startsWith('text/') || mimeType === 'application/javascript') return 'text' |
| 228 | + if (mimeType.includes('zip') || mimeType.includes('tar') || mimeType.includes('archive')) return 'archive' |
| 229 | + |
| 230 | + return 'unknown' |
| 231 | +}) |
| 232 | + |
| 233 | +const canShare = computed(() => { |
| 234 | + return props.file && !props.file.encrypted |
| 235 | +}) |
| 236 | + |
| 237 | +// Methods |
| 238 | +function getFileIcon(file: FileItem | null) { |
| 239 | + if (!file) return DocumentIcon |
| 240 | + |
| 241 | + const type = previewType.value |
| 242 | + switch (type) { |
| 243 | + case 'image': return PhotoIcon |
| 244 | + case 'video': return VideoCameraIcon |
| 245 | + case 'audio': return MusicNoteIcon |
| 246 | + case 'archive': return ArchiveBoxIcon |
| 247 | + case 'json': return CodeBracketIcon |
| 248 | + default: return DocumentIcon |
| 249 | + } |
| 250 | +} |
| 251 | + |
| 252 | +async function loadPreview() { |
| 253 | + if (!props.file) return |
| 254 | + |
| 255 | + loading.value = true |
| 256 | + error.value = '' |
| 257 | + |
| 258 | + try { |
| 259 | + const blob = await apiClient.downloadFile(props.file.id) |
| 260 | + previewUrl.value = URL.createObjectURL(blob) |
| 261 | + |
| 262 | + // Load content based on type |
| 263 | + if (previewType.value === 'text' || previewType.value === 'json') { |
| 264 | + const text = await blob.text() |
| 265 | + |
| 266 | + if (previewType.value === 'json') { |
| 267 | + try { |
| 268 | + jsonData.value = JSON.parse(text) |
| 269 | + } catch { |
| 270 | + textContent.value = text |
| 271 | + } |
| 272 | + } else { |
| 273 | + textContent.value = text.slice(0, 50000) // Limit to 50KB for display |
| 274 | + } |
| 275 | + } |
| 276 | + |
| 277 | + // TODO: Implement archive contents parsing for ZIP files |
| 278 | + if (previewType.value === 'archive') { |
| 279 | + // This would require a ZIP parsing library |
| 280 | + archiveContents.value = [ |
| 281 | + { path: 'example.txt', size: 1024, isDirectory: false }, |
| 282 | + ] |
| 283 | + } |
| 284 | + |
| 285 | + } catch (err: any) { |
| 286 | + error.value = err.message || 'Failed to load preview' |
| 287 | + console.error('Preview failed:', err) |
| 288 | + } finally { |
| 289 | + loading.value = false |
| 290 | + } |
| 291 | +} |
| 292 | + |
| 293 | +function handleImageLoad() { |
| 294 | + // Image loaded successfully |
| 295 | +} |
| 296 | + |
| 297 | +function handleImageError() { |
| 298 | + error.value = 'Failed to load image' |
| 299 | +} |
| 300 | + |
| 301 | +async function downloadFile() { |
| 302 | + if (!props.file) return |
| 303 | + |
| 304 | + try { |
| 305 | + const blob = await apiClient.downloadFile(props.file.id) |
| 306 | + const url = URL.createObjectURL(blob) |
| 307 | + const link = document.createElement('a') |
| 308 | + link.href = url |
| 309 | + link.download = props.file.name |
| 310 | + document.body.appendChild(link) |
| 311 | + link.click() |
| 312 | + document.body.removeChild(link) |
| 313 | + URL.revokeObjectURL(url) |
| 314 | + } catch (error) { |
| 315 | + console.error('Download failed:', error) |
| 316 | + if (window.$notify) { |
| 317 | + window.$notify.error('Failed to download file') |
| 318 | + } |
| 319 | + } |
| 320 | +} |
| 321 | + |
| 322 | +function shareFile() { |
| 323 | + if (props.file) { |
| 324 | + emit('share', props.file) |
| 325 | + } |
| 326 | +} |
| 327 | + |
| 328 | +function formatFileSize(bytes: number): string { |
| 329 | + if (bytes === 0) return '0 B' |
| 330 | + const k = 1024 |
| 331 | + const sizes = ['B', 'KB', 'MB', 'GB'] |
| 332 | + const i = Math.floor(Math.log(bytes) / Math.log(k)) |
| 333 | + return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i] |
| 334 | +} |
| 335 | + |
| 336 | +function formatDate(date: Date): string { |
| 337 | + return new Intl.DateTimeFormat('en-US', { |
| 338 | + year: 'numeric', |
| 339 | + month: 'short', |
| 340 | + day: 'numeric', |
| 341 | + hour: '2-digit', |
| 342 | + minute: '2-digit', |
| 343 | + }).format(new Date(date)) |
| 344 | +} |
| 345 | + |
| 346 | +// Watch for file changes |
| 347 | +watch(() => props.file, (newFile) => { |
| 348 | + if (newFile) { |
| 349 | + loadPreview() |
| 350 | + } else { |
| 351 | + // Clean up |
| 352 | + if (previewUrl.value) { |
| 353 | + URL.revokeObjectURL(previewUrl.value) |
| 354 | + previewUrl.value = '' |
| 355 | + } |
| 356 | + textContent.value = '' |
| 357 | + jsonData.value = null |
| 358 | + archiveContents.value = [] |
| 359 | + } |
| 360 | +}, { immediate: true }) |
| 361 | + |
| 362 | +// Cleanup on unmount |
| 363 | +onUnmounted(() => { |
| 364 | + if (previewUrl.value) { |
| 365 | + URL.revokeObjectURL(previewUrl.value) |
| 366 | + } |
| 367 | +}) |
| 368 | +</script> |
| 369 | + |
| 370 | +<style scoped> |
| 371 | +.preview-content { |
| 372 | + @apply flex flex-col space-y-4; |
| 373 | +} |
| 374 | + |
| 375 | +pre { |
| 376 | + @apply break-words whitespace-pre-wrap; |
| 377 | +} |
| 378 | +</style> |