refactor(useFiles): 移除multipleSelections参数并重构文件选择逻辑

将multipleSelections从组件props移动到onSelectFile方法参数中，简化组件接口
重构文件选择逻辑，移除不必要的useMemo，提升代码可维护性

src/renderer/src/hooks/useFiles.ts

@@ -1,66 +1,66 @@
 import { FileMetadata } from '@renderer/types'
 import { filterSupportedFiles } from '@renderer/utils'
-import { useCallback, useMemo, useState } from 'react'
+import { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 
 type Props = {
   /** 支持选择的扩展名 */
   extensions?: string[]
-  multipleSelections?: boolean
 }
 
-export const useFiles = ({ extensions, multipleSelections = true }: Props) => {
+export const useFiles = ({ extensions }: Props) => {
   const { t } = useTranslation()
 
   const [files, setFiles] = useState<FileMetadata[]>([])
   const [selecting, setSelecting] = useState<boolean>(false)
 
-  const selectProps: Electron.OpenDialogOptions['properties'] = useMemo(
-    () => (multipleSelections ? ['openFile', 'multiSelections'] : ['openFile']),
-    [multipleSelections]
-  )
-
-  const onSelectFile = useCallback(async () => {
-    if (selecting) {
-      return
-    }
-    const supportedExtensions = extensions ?? ['*']
-
-    // when the number of extensions is greater than 20, use *.* to avoid selecting window lag
-    const useAllFiles = supportedExtensions.length > 20
-
-    setSelecting(true)
-    const _files: FileMetadata[] = await window.api.file.select({
-      properties: selectProps,
-      filters: [
-        {
-          name: 'Files',
-          extensions: useAllFiles ? ['*'] : supportedExtensions.map((i) => i.replace('.', ''))
-        }
-      ]
-    })
-    setSelecting(false)
-
-    if (_files) {
-      if (!useAllFiles) {
-        setFiles([...files, ..._files])
+  const onSelectFile = useCallback(
+    async (multipleSelections: boolean = true) => {
+      if (selecting) {
         return
       }
-      const supportedFiles = await filterSupportedFiles(_files, supportedExtensions)
-      if (supportedFiles.length > 0) {
-        setFiles([...files, ...supportedFiles])
-      }
+      const supportedExtensions = extensions ?? ['*']
+      const selectProps: Electron.OpenDialogOptions['properties'] = multipleSelections
+        ? ['openFile', 'multiSelections']
+        : ['openFile']
 
-      if (supportedFiles.length !== _files.length) {
-        window.message.info({
-          key: 'file_not_supported',
-          content: t('chat.input.file_not_supported_count', {
-            count: _files.length - supportedFiles.length
+      // when the number of extensions is greater than 20, use *.* to avoid selecting window lag
+      const useAllFiles = supportedExtensions.length > 20
+
+      setSelecting(true)
+      const _files: FileMetadata[] = await window.api.file.select({
+        properties: selectProps,
+        filters: [
+          {
+            name: 'Files',
+            extensions: useAllFiles ? ['*'] : supportedExtensions.map((i) => i.replace('.', ''))
+          }
+        ]
+      })
+      setSelecting(false)
+
+      if (_files) {
+        if (!useAllFiles) {
+          setFiles([...files, ..._files])
+          return
+        }
+        const supportedFiles = await filterSupportedFiles(_files, supportedExtensions)
+        if (supportedFiles.length > 0) {
+          setFiles([...files, ...supportedFiles])
+        }
+
+        if (supportedFiles.length !== _files.length) {
+          window.message.info({
+            key: 'file_not_supported',
+            content: t('chat.input.file_not_supported_count', {
+              count: _files.length - supportedFiles.length
+            })
           })
-        })
+        }
       }
-    }
-  }, [extensions, files, selectProps, selecting, t])
+    },
+    [extensions, files, selecting, t]
+  )
 
   return {
     files,