fix(frontend): 防止切换文件丢稿并修复主题恢复

frontend/src/features/chat/ChatView.vue

@@ -41,8 +41,8 @@ watch(() => chatStore.selectedProviderId, async (providerId) => {
 function send() { void chatStore.sendMessage(chatStore.inputText) }
 
 async function openCitation(citation: Citation) {
-  workspaceStore.openFile(citation.file_path)
   await editorStore.loadFile(citation.file_path)
+  workspaceStore.openFile(citation.file_path)
   editorStore.highlightBlock(citation.block_id)
   await router.push('/workspace')
 }

frontend/src/features/search/SearchView.vue

@@ -23,8 +23,8 @@ function submitSearch() {
 }
 
 async function openResult(result: SearchResult) {
-  workspaceStore.openFile(result.file_path)
   await editorStore.loadFile(result.file_path)
+  workspaceStore.openFile(result.file_path)
   editorStore.highlightBlock(result.block_id)
   await router.push('/workspace')
 }

frontend/src/features/workspace/FileTreePanel.vue

@@ -29,8 +29,8 @@ async function createItem() {
     const name = rawName.endsWith('.md') ? rawName : `${rawName}.md`
     const file = await workspaceService.createFile(parentPath.value, name, `# ${rawName}\n\n`)
     workspaceStore.addFileToTree(parentPath.value, file)
-    workspaceStore.openFile(file.path)
     await editorStore.loadFile(file.path)
+    workspaceStore.openFile(file.path)
     await router.push('/workspace')
   } else {
     const folder = await workspaceService.createFolder(parentPath.value, rawName)
@@ -42,8 +42,8 @@ async function createItem() {
 
 async function openNode(node: FileNode) {
   if (node.type === 'folder') return workspaceStore.toggleFolder(node.path)
-  workspaceStore.openFile(node.path)
   await editorStore.loadFile(node.path)
+  workspaceStore.openFile(node.path)
   await router.push('/workspace')
 }
 
@@ -80,8 +80,8 @@ async function deleteTarget() {
   const activeWasRemoved = workspaceStore.closePath(node.path)
   workspaceStore.removeFromTree(node.path)
   if (activeWasRemoved) {
+    editorStore.closeFile()
     if (workspaceStore.activeFilePath) await editorStore.loadFile(workspaceStore.activeFilePath)
-    else editorStore.closeFile()
   }
   closeContextMenu()
 }

frontend/src/features/workspace/WorkspaceView.vue

@@ -13,8 +13,9 @@ onMounted(() => {
     // Already loaded
   }
   if (!workspaceStore.activeFilePath && workspaceStore.fileTree.length === 0) {
-    workspaceStore.openFile('/欢迎使用知笔知己.md')
-    editorStore.loadFile('/欢迎使用知笔知己.md')
+    void editorStore.loadFile('/欢迎使用知笔知己.md').then(() => {
+      workspaceStore.openFile('/欢迎使用知笔知己.md')
+    })
   }
 })
 </script>