Add file type labeling in file explorer; categorize files as Video, Track, Photo, Document, or File based on extensions.

b0esche_cloud/lib/pages/file_explorer.dart

@@ -36,6 +36,80 @@ class FileExplorer extends StatefulWidget {
 }
 
 class _FileExplorerState extends State<FileExplorer> {
+  String _getFileTypeLabel(FileItem file) {
+    if (file.type == FileType.folder) return 'Folder';
+    final name = file.name.toLowerCase();
+    final ext = p.extension(name);
+    // Video
+    const videoExts = [
+      '.mp4',
+      '.webm',
+      '.mov',
+      '.avi',
+      '.mkv',
+      '.flv',
+      '.wmv',
+      '.m4v',
+      '.ogv',
+      '.3gp',
+      '.ts',
+      '.mpg',
+      '.mpeg',
+    ];
+    if (videoExts.contains(ext)) return 'Video';
+    // Audio
+    const audioExts = [
+      '.mp3',
+      '.wav',
+      '.flac',
+      '.ogg',
+      '.aac',
+      '.m4a',
+      '.opus',
+      '.wma',
+      '.alac',
+      '.aiff',
+      '.amr',
+    ];
+    if (audioExts.contains(ext)) return 'Track';
+    // Image
+    const imageExts = [
+      '.jpg',
+      '.jpeg',
+      '.png',
+      '.gif',
+      '.bmp',
+      '.tiff',
+      '.tif',
+      '.webp',
+      '.heic',
+      '.svg',
+      '.ico',
+    ];
+    if (imageExts.contains(ext)) return 'Photo';
+    // Document
+    const docExts = [
+      '.pdf',
+      '.doc',
+      '.docx',
+      '.odt',
+      '.rtf',
+      '.txt',
+      '.md',
+      '.tex',
+      '.ppt',
+      '.pptx',
+      '.odp',
+      '.xls',
+      '.xlsx',
+      '.ods',
+      '.csv',
+      '.tsv',
+    ];
+    if (docExts.contains(ext)) return 'Document';
+    return 'File';
+  }
+
   String? _selectedFilePath;
   bool _isSearching = false;
   bool _showField = false;
@@ -992,7 +1066,7 @@ class _FileExplorerState extends State<FileExplorer> {
             subtitle: Text(
               file.type == FileType.folder
                   ? 'Folder'
-                  : 'File - ${_formatFileSize(file.size)}',
+                  : '${_getFileTypeLabel(file)} - ${_formatFileSize(file.size)}',
               style: const TextStyle(color: AppTheme.secondaryText),
             ),
             trailing: Row(