claude refactorings, flutter best practices, platform dependent changes, general cleanup

2026-05-06 11:58:50 +02:00
parent 4b1d4379a0
commit 4e1272aba9
281 changed files with 1948 additions and 1041 deletions
@@ -0,0 +1,44 @@
+import 'package:flutter/foundation.dart';
+
+import '../api/marianumcloud/webdav/queries/list_files/cacheable_file.dart';
+
+enum FileClipboardOperation { cut, copy }
+
+/// In-memory clipboard for file operations within the app. Mirrors the
+/// cut/copy/paste pattern of native file managers (iOS Files, Android Files,
+/// Finder). Contents are not persisted across app restarts.
+///
+/// Listen via [ChangeNotifier] (e.g. `ListenableBuilder`) to render a paste
+/// banner when [isEmpty] is false.
+class FileClipboard extends ChangeNotifier {
+  FileClipboard._();
+  static final FileClipboard instance = FileClipboard._();
+
+  FileClipboardOperation? _operation;
+  List<CacheableFile> _files = const [];
+
+  FileClipboardOperation? get operation => _operation;
+  List<CacheableFile> get files => List.unmodifiable(_files);
+  bool get isEmpty => _files.isEmpty;
+
+  void cut(List<CacheableFile> files) {
+    if (files.isEmpty) return;
+    _operation = FileClipboardOperation.cut;
+    _files = List.of(files);
+    notifyListeners();
+  }
+
+  void copy(List<CacheableFile> files) {
+    if (files.isEmpty) return;
+    _operation = FileClipboardOperation.copy;
+    _files = List.of(files);
+    notifyListeners();
+  }
+
+  void clear() {
+    if (_operation == null && _files.isEmpty) return;
+    _operation = null;
+    _files = const [];
+    notifyListeners();
+  }
+}