修改班级报告导出方式

src/main/services/reportService.ts

@@ -129,6 +129,22 @@ function getReportDownloadFileName(report: ReportEntity | ReportItem): string {
   return `${sanitizeFileName(`${report.className}${report.studentName}`)}${report.fileExtension}`
 }
 
+async function createUniqueExportFolder(parentPath: string, folderName: string): Promise<string> {
+  for (let suffix = 1; ; suffix += 1) {
+    const candidateName = suffix === 1 ? folderName : `${folderName} (${suffix})`
+    const candidatePath = join(parentPath, candidateName)
+
+    try {
+      await mkdir(candidatePath)
+      return candidatePath
+    } catch (error) {
+      if ((error as NodeJS.ErrnoException).code !== 'EEXIST') {
+        throw error
+      }
+    }
+  }
+}
+
 function sendReportProgress(progress: ReportGenerationProgress): void {
   for (const window of BrowserWindow.getAllWindows()) {
     window.webContents.send('reports:generation-progress', progress)
@@ -1133,18 +1149,24 @@ export async function downloadClassReports(
   }
 
   const className = reports[0]?.className || '班级报告'
-  const result = await dialog.showSaveDialog({
+  const result = await dialog.showOpenDialog({
-    title: '下载班级报告',
+    title: '选择班级报告导出目录',
-    defaultPath: `${sanitizeFileName(className)}成长报告.zip`,
+    defaultPath: app.getPath('downloads'),
-    filters: [{ name: 'ZIP 压缩包', extensions: ['zip'] }]
+    buttonLabel: '选择目录',
+    properties: ['openDirectory', 'createDirectory']
   })
 
-  if (result.canceled || !result.filePath) {
+  const parentPath = result.filePaths[0]
+
+  if (result.canceled || !parentPath) {
     return { filePath: '', reportCount: reports.length, canceled: true }
   }
 
   const batchId = randomUUID()
-  const zip = new JSZip()
+  const exportPath = await createUniqueExportFolder(
+    parentPath,
+    `${sanitizeFileName(className)}成长报告`
+  )
   const usedFileNames = new Map<string, number>()
   let completedCount = 0
 
@@ -1164,7 +1186,7 @@ export async function downloadClassReports(
       status: 'started',
       current: 0,
       total: reports.length,
-      filePath: result.filePath
+      filePath: exportPath
     })
 
     for (const report of reports) {
@@ -1174,7 +1196,7 @@ export async function downloadClassReports(
         reportTitle: report.title,
         current: completedCount,
         total: reports.length,
-        filePath: result.filePath
+        filePath: exportPath
       })
 
       await access(report.filePath)
@@ -1186,7 +1208,7 @@ export async function downloadClassReports(
           ? baseFileName
           : `${baseFileName.replace(report.fileExtension, '')}-${usedCount + 1}${report.fileExtension}`
 
-      zip.file(fileName, await readFile(report.filePath))
+      await copyFile(report.filePath, join(exportPath, fileName))
       completedCount += 1
 
       publishProgress({
@@ -1195,41 +1217,28 @@ export async function downloadClassReports(
         reportTitle: report.title,
         current: completedCount,
         total: reports.length,
-        filePath: result.filePath
+        filePath: exportPath
       })
     }
 
-    publishProgress({
-      status: 'writing',
-      current: reports.length,
-      total: reports.length,
-      filePath: result.filePath
-    })
-
-    const zipBuffer = await zip.generateAsync({
-      type: 'nodebuffer',
-      compression: 'DEFLATE'
-    })
-    await writeFile(result.filePath, zipBuffer)
-
     publishProgress({
       status: 'finished',
       current: reports.length,
       total: reports.length,
-      filePath: result.filePath
+      filePath: exportPath
     })
   } catch (error) {
     publishProgress({
       status: 'failed',
       current: completedCount,
       total: reports.length,
-      filePath: result.filePath,
+      filePath: exportPath,
-      error: error instanceof Error ? error.message : '下载班级报告失败'
+      error: error instanceof Error ? error.message : '导出班级报告失败'
     })
     throw error
   }
 
-  return { filePath: result.filePath, reportCount: reports.length }
+  return { filePath: exportPath, reportCount: reports.length }
 }
 
 export async function deleteReport(id: string): Promise<void> {

src/main/types/report.ts

@@ -44,7 +44,7 @@ export type ReportGenerationProgress = {
 
 export type ReportDownloadProgress = {
   batchId: string
-  status: 'started' | 'file-started' | 'file-finished' | 'writing' | 'finished' | 'failed'
+  status: 'started' | 'file-started' | 'file-finished' | 'finished' | 'failed'
   classId: string
   className: string
   reportId?: string

src/preload/index.d.ts

@@ -108,7 +108,7 @@ type ReportGenerationProgress = {
 
 type ReportDownloadProgress = {
   batchId: string
-  status: 'started' | 'file-started' | 'file-finished' | 'writing' | 'finished' | 'failed'
+  status: 'started' | 'file-started' | 'file-finished' | 'finished' | 'failed'
   classId: string
   className: string
   reportId?: string

src/preload/index.ts

@@ -210,7 +210,7 @@ const api = {
   onReportDownloadProgress: (
     callback: (progress: {
       batchId: string
-      status: 'started' | 'file-started' | 'file-finished' | 'writing' | 'finished' | 'failed'
+      status: 'started' | 'file-started' | 'file-finished' | 'finished' | 'failed'
       classId: string
       className: string
       reportId?: string

src/renderer/src/components/feedback/GenerationProgressToasts.tsx

@@ -160,28 +160,21 @@ export function GenerationProgressToasts(): null {
       const toastId = getToastId('report-downloads', progress.batchId)
       const isFinished = progress.status === 'finished'
       const isFailed = progress.status === 'failed'
-      const isWriting = progress.status === 'writing'
       const activeReportTitle = progress.reportTitle
-        ? `正在打包 ${progress.reportTitle}`
+        ? `正在导出 ${progress.reportTitle}`
-        : '正在打包班级报告'
+        : '正在导出班级报告'
 
       showProgressToast({
         id: toastId,
         icon: Download,
-        title: isFinished
+        title: isFinished ? '班级报告导出完成' : isFailed ? '班级报告导出失败' : activeReportTitle,
-          ? '班级报告导出完成'
-          : isFailed
-            ? '班级报告导出失败'
-            : isWriting
-              ? '正在写入压缩包'
-              : activeReportTitle,
         description: isFinished
           ? progress.filePath
           : `${progress.className} · ${progress.current}/${progress.total}`,
         current: progress.current,
         total: progress.total,
         status: isFinished ? 'success' : isFailed ? 'error' : 'running',
-        statusLabel: isFinished ? '已完成' : isFailed ? '失败' : isWriting ? '写入中' : '打包中',
+        statusLabel: isFinished ? '已完成' : isFailed ? '失败' : '导出中',
         error: progress.error,
         duration: isFinished || isFailed ? 5000 : undefined
       })

src/renderer/src/pages/ClassPage.tsx

@@ -601,13 +601,13 @@ export function ClassPage(): React.JSX.Element {
 
       if (!response.ok) {
         if (!response.canceled) {
-          showError('下载班级报告失败', response.message)
+          showError('导出班级报告失败', response.message)
         }
         return
       }
 
       showSuccess(
-        `已下载「${classItem.name}」报告`,
+        `已导出「${classItem.name}」报告`,
         `${response.filePath}，共 ${response.reportCount} 份`
       )
     } finally {
@@ -895,8 +895,8 @@ export function ClassPage(): React.JSX.Element {
                           >
                             <Download />
                             {downloadingReportClassId === classItem.id
-                              ? '报告打包中'
+                              ? '报告导出中'
-                              : '一键下载班级报告'}
+                              : '一键导出班级报告'}
                           </DropdownMenuItem>
                         </DropdownMenuContent>
                       </DropdownMenu>

src/renderer/src/types/app.ts

@@ -128,7 +128,7 @@ export type ReportGenerationProgress = {
 
 export type ReportDownloadProgress = {
   batchId: string
-  status: 'started' | 'file-started' | 'file-finished' | 'writing' | 'finished' | 'failed'
+  status: 'started' | 'file-started' | 'file-finished' | 'finished' | 'failed'
   classId: string
   className: string
   reportId?: string