upload multi files

src/renderer/src/components/AppDetail/DropZone.tsx

@@ -12,7 +12,7 @@ import { CloudUpload } from "lucide-react";
 interface DropZoneProps {
   fileType: "js" | "css";
   isSaving: boolean;
-  onFileSelected: (file: File) => Promise<void>;
+  onFileSelected: (files: File[]) => Promise<void>;
 }
 
 const useStyles = createStyles(({ token, css }) => ({
@@ -56,9 +56,9 @@ const DropZone: React.FC<DropZoneProps> = ({ fileType, isSaving, onFileSelected
 
   const handleChange = useCallback(
     async (e: React.ChangeEvent<HTMLInputElement>) => {
-      const file = e.target.files?.[0];
-      if (file) {
-        await onFileSelected(file);
+      const files = Array.from(e.target.files || []);
+      if (files.length > 0) {
+        await onFileSelected(files);
       }
       e.target.value = "";
     },
@@ -84,6 +84,7 @@ const DropZone: React.FC<DropZoneProps> = ({ fileType, isSaving, onFileSelected
         ref={inputRef}
         type="file"
         accept={`.${fileType}`}
+        multiple
         style={{ display: "none" }}
         onChange={handleChange}
       />

src/renderer/src/components/AppDetail/FileSection.tsx

@@ -127,57 +127,61 @@ const FileSection: React.FC<FileSectionProps> = ({
 
   // ── Shared save logic ─────────────────────────────────────────────────────
   const saveFile = useCallback(
-    async (file: File) => {
-      const ext = file.name.split(".").pop()?.toLowerCase();
-      if (ext !== fileType) {
-        message.error(t("fileTypeNotSupported", { expected: `.${fileType}` }));
-        return;
-      }
-      if (file.size > MAX_FILE_SIZE) {
-        message.error(t("fileSizeExceeded"));
-        return;
-      }
+    async (fileOrFiles: File | File[]) => {
+      const files = Array.isArray(fileOrFiles) ? fileOrFiles : [fileOrFiles];
 
-      const sourcePath =
-        window.api.getPathForFile(file) || (file as File & { path?: string }).path;
-      if (!sourcePath) {
-        message.error(t("fileAddFailed"));
-        return;
-      }
-
-      setIsSaving(true);
-      try {
-        const fileId = crypto.randomUUID();
-        const result = await window.api.saveFile({
-          domainId,
-          appId,
-          platform,
-          fileType,
-          fileId,
-          sourcePath,
-        });
-
-        if (!result.success) {
-          message.error(result.error || t("fileAddFailed"));
-          return;
+      for (const file of files) {
+        const ext = file.name.split(".").pop()?.toLowerCase();
+        if (ext !== fileType) {
+          message.error(t("fileTypeNotSupported", { expected: `.${fileType}` }));
+          continue;
+        }
+        if (file.size > MAX_FILE_SIZE) {
+          message.error(t("fileSizeExceeded"));
+          continue;
         }
 
-        const entry: FileEntry = {
-          id: fileId,
-          fileName: result.data.fileName,
-          fileType,
-          platform,
-          status: "added",
-          size: result.data.size,
-          storagePath: result.data.storagePath,
-        };
+        const sourcePath =
+          window.api.getPathForFile(file) || (file as File & { path?: string }).path;
+        if (!sourcePath) {
+          message.error(t("fileAddFailed"));
+          continue;
+        }
 
-        addFile(domainId, appId, entry);
-        message.success(t("fileAdded", { name: result.data.fileName }));
-      } catch {
-        message.error(t("fileAddFailed"));
-      } finally {
-        setIsSaving(false);
+        setIsSaving(true);
+        try {
+          const fileId = crypto.randomUUID();
+          const result = await window.api.saveFile({
+            domainId,
+            appId,
+            platform,
+            fileType,
+            fileId,
+            sourcePath,
+          });
+
+          if (!result.success) {
+            message.error(result.error || t("fileAddFailed"));
+            continue;
+          }
+
+          const entry: FileEntry = {
+            id: fileId,
+            fileName: result.data.fileName,
+            fileType,
+            platform,
+            status: "added",
+            size: result.data.size,
+            storagePath: result.data.storagePath,
+          };
+
+          addFile(domainId, appId, entry);
+          message.success(t("fileAdded", { name: result.data.fileName }));
+        } catch {
+          message.error(t("fileAddFailed"));
+        } finally {
+          setIsSaving(false);
+        }
       }
     },
     [domainId, appId, platform, fileType, addFile, message, t],
@@ -248,7 +252,7 @@ const FileSection: React.FC<FileSectionProps> = ({
 
       const droppedFiles = Array.from(e.dataTransfer.files);
       if (droppedFiles.length === 0) return;
-      await saveFile(droppedFiles[0]);
+      await saveFile(droppedFiles);
     },
     [saveFile],
   );