优化：删除文件上传相关死代码和冗余代码，确保相关功能逻辑清晰完整，无漏洞无冗余

frontend/src/core/features/block_editor/BlockEditorEntry.vue

@@ -161,13 +161,6 @@ function openLinkPanel(rect?: DOMRect) {
   linkPanelRef.value?.open(rect)
 }
 
-// ── FileUploadDialog refs ───────────────────────────────────────────────────────
-
-const imageDialogRef = ref<InstanceType<typeof FileUploadDialog> | null>(null)
-const fileDialogRef = ref<InstanceType<typeof FileUploadDialog> | null>(null)
-const videoDialogRef = ref<InstanceType<typeof FileUploadDialog> | null>(null)
-const audioDialogRef = ref<InstanceType<typeof FileUploadDialog> | null>(null)
-
 // ── 集中式拖拽 ───────────────────────────────────────────────────────────────
 // 由 useInsertFile composable 统一处理
 
@@ -331,7 +324,6 @@ onBeforeUnmount(() => {
     </div>
 
     <FileUploadDialog
-      ref="imageDialogRef"
       v-model:show="showImageUploader"
       pagetype="File"
       folder="Home"
@@ -341,7 +333,6 @@ onBeforeUnmount(() => {
     />
 
     <FileUploadDialog
-      ref="fileDialogRef"
       v-model:show="showFileUploader"
       pagetype="File"
       folder="Home"
@@ -351,7 +342,6 @@ onBeforeUnmount(() => {
     />
 
     <FileUploadDialog
-      ref="videoDialogRef"
       v-model:show="showVideoUploader"
       pagetype="File"
       folder="Home"
@@ -361,7 +351,6 @@ onBeforeUnmount(() => {
     />
 
     <FileUploadDialog
-      ref="audioDialogRef"
       v-model:show="showAudioUploader"
       pagetype="File"
       folder="Home"

frontend/src/core/features/block_editor/composables/useFileUploader.ts

@@ -85,11 +85,6 @@ export function useFileUploader(fileType: FileType, getEditor?: () => Editor | n
     editor.commands.setTextSelection($to.pos)
   }
 
-  function onCancel() {
-    showUploader.value = false
-    pendingEditor = null
-  }
-
   // 弹窗关闭时清理 pendingEditor 引用
   watch(showUploader, (val) => {
     if (!val) pendingEditor = null
@@ -99,7 +94,6 @@ export function useFileUploader(fileType: FileType, getEditor?: () => Editor | n
     showUploader,
     open,
     onUploaded,
-    onCancel,
     fileTypes: config.fileTypes,
   }
 }

frontend/src/views/pagetype/file/FileUploadDialog.vue

@@ -750,10 +750,6 @@ function extractFileNameFromUrl(url: string): string {
   }
 }
 
-function quickUpload() {
-  quickInputRef.value?.click()
-}
-
 function onQuickFileSelect(e: Event) {
   const input = e.target as HTMLInputElement
   if (input.files && input.files[0]) {
@@ -762,20 +758,6 @@ function onQuickFileSelect(e: Event) {
   }
 }
 
-function receiveDropFiles(files: File[]) {
-  if (files.length === 0) return
-  const newItems: UploadItem[] = files.map(file => ({
-    id: ++fileIdCounter,
-    name: file.name,
-    size: file.size,
-    file,
-    status: 'pending'
-  }))
-  uploadQueue.value.push(...newItems)
-  activeTab.value = 'device'
-  showModal.value = true
-}
-
 /** 局部 drop-zone 拖拽事件处理（disableGlobalDrop 时替代全局监听） */
 function onLocalDragOver() {
   isDragging.value = true
@@ -797,7 +779,7 @@ function onLocalDrop(e: DragEvent) {
   }
 }
 
-defineExpose({ quickUpload, receiveDropFiles })
+defineExpose({})
 
 onMounted(() => {
   if (props.disableGlobalDrop) return