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计划优化 P3/5

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cc
2026-03-19 21:52:50 +08:00
parent 48e5ce807d
commit 7c5b3f2241
10 changed files with 458 additions and 117 deletions
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51
electron/services/exportService.ts
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@@ -421,6 +421,34 @@ class ExportService {
}
}
private isCloneUnsupportedError(code: string | undefined): boolean {
return code === 'ENOTSUP' || code === 'ENOSYS' || code === 'EINVAL' || code === 'EXDEV' || code === 'ENOTTY'
}
private async copyFileOptimized(sourcePath: string, destPath: string): Promise<{ success: boolean; code?: string }> {
const cloneFlag = typeof fs.constants.COPYFILE_FICLONE === 'number' ? fs.constants.COPYFILE_FICLONE : 0
try {
if (cloneFlag) {
await fs.promises.copyFile(sourcePath, destPath, cloneFlag)
} else {
await fs.promises.copyFile(sourcePath, destPath)
}
return { success: true }
} catch (e) {
const code = (e as NodeJS.ErrnoException | undefined)?.code
if (!this.isCloneUnsupportedError(code)) {
return { success: false, code }
}
}
try {
await fs.promises.copyFile(sourcePath, destPath)
return { success: true }
} catch (e) {
return { success: false, code: (e as NodeJS.ErrnoException | undefined)?.code }
}
}
private isMediaExportEnabled(options: ExportOptions): boolean {
return options.exportMedia === true &&
Boolean(options.exportImages || options.exportVoices || options.exportVideos || options.exportEmojis)
@@ -2387,14 +2415,18 @@ class ExportService {
}
// 复制文件
if (!(await this.pathExists(sourcePath))) {
console.log(`[Export] 源图片文件不存在 (localId=${msg.localId}): ${sourcePath} → 将显示 [图片] 占位符`)
return null
}
const ext = path.extname(sourcePath) || '.jpg'
const fileName = `${messageId}_${imageKey}${ext}`
const destPath = path.join(imagesDir, fileName)
await fs.promises.copyFile(sourcePath, destPath)
const copied = await this.copyFileOptimized(sourcePath, destPath)
if (!copied.success) {
if (copied.code === 'ENOENT') {
console.log(`[Export] 源图片文件不存在 (localId=${msg.localId}): ${sourcePath} → 将显示 [图片] 占位符`)
} else {
console.log(`[Export] 复制图片失败 (localId=${msg.localId}): ${sourcePath}, code=${copied.code || 'UNKNOWN'} → 将显示 [图片] 占位符`)
}
return null
}
return {
relativePath: path.posix.join(mediaRelativePrefix, 'images', fileName),
@@ -2598,7 +2630,7 @@ class ExportService {
// 使用 chatService 下载表情包 (利用其重试和 fallback 逻辑)
const localPath = await chatService.downloadEmojiFile(msg)
if (!localPath || !(await this.pathExists(localPath))) {
if (!localPath) {
return null
}
@@ -2607,8 +2639,8 @@ class ExportService {
const key = msg.emojiMd5 || String(msg.localId)
const fileName = `${key}${ext}`
const destPath = path.join(emojisDir, fileName)
await fs.promises.copyFile(localPath, destPath)
const copied = await this.copyFileOptimized(localPath, destPath)
if (!copied.success) return null
return {
relativePath: path.posix.join(mediaRelativePrefix, 'emojis', fileName),
@@ -2649,7 +2681,8 @@ class ExportService {
const fileName = path.basename(sourcePath)
const destPath = path.join(videosDir, fileName)
await fs.promises.copyFile(sourcePath, destPath)
const copied = await this.copyFileOptimized(sourcePath, destPath)
if (!copied.success) return null
return {
relativePath: path.posix.join(mediaRelativePrefix, 'videos', fileName),