fix(export): 内联 PDF 字体并清理历史记录

frontend/src/features/editor/ExportDialog.spec.ts

@@ -1,12 +1,33 @@
 // @vitest-environment jsdom
 import {mount,flushPromises} from '@vue/test-utils'
-import {it,expect,vi} from 'vitest'
+import {it,expect,vi,beforeEach} from 'vitest'
 import ExportDialog from './ExportDialog.vue'
 import {apiClient} from '@/services/apiClient'
 vi.mock('@/stores/editor',()=>({useEditorStore:()=>({content:'# snapshot',currentFilePath:'note.md'})}))
 vi.mock('@/stores/theme',()=>({useThemeStore:()=>({currentThemeId:'light'})}))
 vi.mock('@/services/mermaidService',()=>({renderMermaid:vi.fn()}))
 vi.mock('@/services/apiClient',()=>({apiClient:{post:vi.fn(),get:vi.fn()}}))
+beforeEach(()=>{vi.useRealTimers();vi.clearAllMocks()})
+it('starts each dialog with no completed history while retaining active background jobs',async()=>{
+ vi.useFakeTimers()
+ vi.mocked(apiClient.get)
+  .mockResolvedValueOnce({items:[
+   {job_id:'old',status:'completed',warnings:[],error:null,file:{file_name:'old.pdf',size:1}},
+   {job_id:'active',status:'running',warnings:[],error:null,file:null},
+  ]})
+  .mockResolvedValueOnce({items:[
+   {job_id:'old',status:'completed',warnings:[],error:null,file:{file_name:'old.pdf',size:1}},
+   {job_id:'active',status:'completed',warnings:[],error:null,file:{file_name:'active.pdf',size:1}},
+  ]})
+ const wrapper=mount(ExportDialog,{global:{stubs:{AppDialog:{template:'<div><slot /></div>'}}}})
+ await flushPromises()
+ expect(wrapper.text()).not.toContain('old.pdf')
+ expect(wrapper.text()).toContain('active')
+ await vi.advanceTimersByTimeAsync(1500)
+ await flushPromises()
+ expect(wrapper.text()).toContain('active.pdf')
+ wrapper.unmount()
+})
 it('closing the dialog after submitting preserves the background export',async()=>{
  let finish!:(value:unknown)=>void
  vi.mocked(apiClient.get).mockImplementation(async(path:string)=>path==='/api/exports'?{items:[]}:{job_id:'closing-job',status:'cancelled',warnings:[],error:null,file:null})

frontend/src/features/editor/ExportDialog.vue

@@ -10,9 +10,19 @@ const format = ref<ExportFormat>('html'), page = ref('A4'), title = ref(true)
 const jobs = ref<ExportJob[]>([]), error = ref(''), preparing = ref(false)
 let timer: ReturnType<typeof setTimeout> | undefined, disposed = false
 let controller: AbortController | undefined
+const visibleJobIds = new Set<string>()
+let initialized = false
 const labels = { queued: '排队中', running: '渲染中', completed: '已完成', failed: '失败', cancelled: '已取消' }
 async function refresh() {
-  try { const value = await exportService.list(); if (!disposed) jobs.value = value } catch (e) { error.value = String(e) }
+  try {
+    const value = await exportService.list()
+    if (!initialized) {
+      // 重新打开弹窗时丢弃历史终态记录，但接回仍在后台执行的任务。
+      value.filter(job => ['queued','running'].includes(job.status)).forEach(job => visibleJobIds.add(job.id))
+      initialized = true
+    }
+    if (!disposed) jobs.value = value.filter(job => visibleJobIds.has(job.id))
+  } catch (e) { error.value = String(e) }
   if (!disposed) timer = setTimeout(refresh, 1500)
 }
 async function start() {
@@ -20,6 +30,7 @@ async function start() {
   const snapshot = editor.content, name = editor.currentFilePath?.split('/').pop()?.replace(/\.md$/i, '') ?? '笔记'
   try {
     const job = await exportService.create(snapshot, name, format.value, { theme_id: theme.currentThemeId, include_title: title.value, page_size: page.value, palette: captureExportPalette() }, controller.signal, editor.currentFilePath ?? undefined)
+    visibleJobIds.add(job.id)
     if (!disposed) jobs.value.unshift(job)
   } catch (e) { error.value = e instanceof DOMException && e.name === 'AbortError' ? '已取消导出' : String(e) }
   finally { preparing.value = false }