fix(upload_image): 修改媒体上传文件

lib/upload_video/video_batch_upload_service.dart

@@ -13,12 +13,35 @@ class VideoBatchUploadPicker {
   static Future<List<VideoBatchUploadTask>> pickVideos(
     BuildContext context, {
     int maxAssets = VideoBatchUploadConfig.maxAssets,
+  }) async {
+    return pickMedia(
+      context,
+      maxAssets: maxAssets,
+      assetType: VideoBatchUploadAssetType.video,
+    );
+  }
+
+  static Future<List<VideoBatchUploadTask>> pickImages(
+    BuildContext context, {
+    int maxAssets = VideoBatchUploadConfig.maxAssets,
+  }) async {
+    return pickMedia(
+      context,
+      maxAssets: maxAssets,
+      assetType: VideoBatchUploadAssetType.image,
+    );
+  }
+
+  static Future<List<VideoBatchUploadTask>> pickMedia(
+    BuildContext context, {
+    int maxAssets = VideoBatchUploadConfig.maxAssets,
+    VideoBatchUploadAssetType assetType = VideoBatchUploadAssetType.video,
   }) async {
     final List<AssetEntity>? assets = await AssetPicker.pickAssets(
       context,
       pickerConfig: AssetPickerConfig(
         maxAssets: maxAssets,
-        requestType: RequestType.video,
+        requestType: _requestType(assetType),
       ),
     );
     if (assets == null || assets.isEmpty) {
@@ -39,10 +62,12 @@ class VideoBatchUploadPicker {
       tasks.add(
         VideoBatchUploadTask(
           id: '${asset.id}_${DateTime.now().microsecondsSinceEpoch}',
+          assetType: assetType,
           file: file,
-          fileName: _normalizeFileName(asset.title, file.path),
+          fileName: _normalizeFileName(asset.title, file.path, assetType),
           fileSize: fileSize,
-          duration: asset.duration,
+          duration:
+              assetType == VideoBatchUploadAssetType.video ? asset.duration : 0,
           thumbnail: thumbnail,
         ),
       );
@@ -50,13 +75,26 @@ class VideoBatchUploadPicker {
     return tasks;
   }
 
-  static String _normalizeFileName(String? assetTitle, String path) {
+  static RequestType _requestType(VideoBatchUploadAssetType assetType) {
+    switch (assetType) {
+      case VideoBatchUploadAssetType.image:
+        return RequestType.image;
+      case VideoBatchUploadAssetType.video:
+        return RequestType.video;
+    }
+  }
+
+  static String _normalizeFileName(
+    String? assetTitle,
+    String path,
+    VideoBatchUploadAssetType assetType,
+  ) {
     final String title = (assetTitle ?? '').trim();
     if (title.isNotEmpty) {
       return title;
     }
     final List<String> segments = path.split(Platform.pathSeparator);
     final String fileName = segments.isEmpty ? '' : segments.last.trim();
-    return fileName.isEmpty ? 'video.mp4' : fileName;
+    return fileName.isEmpty ? assetType.defaultFileName : fileName;
   }
 }