fix: keep agent streams alive during long tasks

SovereignAI-Starter/flutter_app/lib/core/network/api_repository.dart

@@ -508,7 +508,7 @@ class ApiRepository {
           headers: await _userHeaders(),
           body: jsonEncode({'workspace_path': workspacePath, 'files': files}),
         )
-        .timeout(const Duration(minutes: 2));
+        .timeout(const Duration(minutes: 5));
     _checkStatus(response);
     return jsonDecode(response.body) as Map<String, dynamic>;
   }

SovereignAI-Starter/flutter_app/lib/features/chat/presentation/cubit/chat_cubit.dart

@@ -337,25 +337,46 @@ class ChatCubit extends Cubit<ChatState> {
     if (path == null || files.isEmpty) {
       throw StateError('اختر مساحة عمل وحدد ملفًا واحدًا على الأقل للفهرسة.');
     }
-    emit(state.copyWith(agentProgress: 'يفهرس الملفات المحددة محليًا…'));
+    emit(
+      state.copyWith(agentProgress: 'يجهز فهرسة ${files.length} ملفًا محليًا…'),
+    );
+    var indexedCount = 0;
+    var chunks = 0;
+    String? currentFile;
     try {
-      final result = await _api.indexWorkspaceKnowledge(path, files);
-      final indexed = result['indexed'] as List<dynamic>? ?? const [];
-      final chunks = indexed.fold<int>(
-        0,
-        (total, item) =>
-            total + ((item as Map<String, dynamic>)['chunks'] as int? ?? 0),
-      );
+      for (var index = 0; index < files.length; index++) {
+        currentFile = files[index];
+        final fileName = currentFile.split(RegExp(r'[/\\]')).last;
+        emit(
+          state.copyWith(
+            agentProgress:
+                'يفهرس الملف ${index + 1}/${files.length}: $fileName…',
+            clearError: true,
+          ),
+        );
+        final result = await _api.indexWorkspaceKnowledge(path, [currentFile]);
+        final indexed = result['indexed'] as List<dynamic>? ?? const [];
+        if (indexed.length != 1) {
+          throw StateError('لم يؤكد الخادم فهرسة الملف $fileName.');
+        }
+        indexedCount++;
+        chunks +=
+            (indexed.single as Map<String, dynamic>)['chunks'] as int? ?? 0;
+      }
       if (!isClosed) {
         emit(state.copyWith(clearAgentProgress: true, clearError: true));
       }
-      return 'فُهرست ${indexed.length} ملفًا محليًا في SQLite ($chunks مقطعًا).';
+      return 'فُهرست $indexedCount ملفًا محليًا في SQLite ($chunks مقطعًا).';
     } catch (error) {
       final message = _readableError(error);
+      final detail =
+          indexedCount == 0
+              ? 'تعذرت فهرسة ${currentFile ?? 'الملف المحدد'}: $message'
+              : 'فُهرست $indexedCount من ${files.length} ملفات. تعذرت فهرسة ${currentFile ?? 'الملف التالي'}: $message';
       if (!isClosed) {
-        emit(state.copyWith(clearAgentProgress: true, error: message));
+        emit(state.copyWith(clearAgentProgress: true, error: detail));
       }
-      throw Exception(message);
+      throw Exception(detail);
     }
   }
 

SovereignAI-Starter/flutter_app/test/chat_cubit_test.dart

@@ -16,6 +16,8 @@ class _VersionTestApi extends ApiRepository {
   SavedConversation? lastSaved;
   String? indexedWorkspace;
   List<String> indexedFiles = const [];
+  final indexedRequests = <List<String>>[];
+  final availableFiles = <String>['README.md'];
   List<String> deletedFiles = const [];
   String? registeredProject;
   String? unregisteredProject;
@@ -60,9 +62,8 @@ class _VersionTestApi extends ApiRepository {
   Future<List<SavedConversation>> listConversations() async => [];
 
   @override
-  Future<List<String>> listWorkspaceFiles(String workspacePath) async => [
-    'README.md',
-  ];
+  Future<List<String>> listWorkspaceFiles(String workspacePath) async =>
+      List.of(availableFiles);
 
   @override
   Future<List<String>> registerWorkspaceProject(String workspacePath) async {
@@ -82,6 +83,8 @@ class _VersionTestApi extends ApiRepository {
   ) async {
     indexedWorkspace = workspacePath;
     indexedFiles = files;
+    indexedRequests.add(List.of(files));
+    await Future<void>.delayed(const Duration(milliseconds: 1));
     return {
       'indexed': [
         for (final file in files) {'path': file, 'chunks': 2},
@@ -175,21 +178,39 @@ void main() {
 
   test('selected workspace files can be indexed as local knowledge', () async {
     final api = _VersionTestApi();
+    api.availableFiles.add('lib/main.dart');
     final cubit = ChatCubit(api, settingsStore: LocalSettingsStore.inMemory());
     await Future<void>.delayed(Duration.zero);
 
     await cubit.selectWorkspace(r'C:\Projects\sample');
-    cubit.selectWorkspaceFiles(['README.md']);
+    final progressUpdates = <String?>[];
+    final subscription = cubit.stream.listen(
+      (state) => progressUpdates.add(state.agentProgress),
+    );
+    cubit.selectWorkspaceFiles(['README.md', 'lib/main.dart']);
     final message = await cubit.indexSelectedWorkspaceKnowledge();
 
     expect(api.indexedWorkspace, r'C:\Projects\sample');
-    expect(api.indexedFiles, ['README.md']);
-    expect(message, contains('2 مقطعًا'));
+    expect(api.indexedRequests, [
+      ['README.md'],
+      ['lib/main.dart'],
+    ]);
+    expect(message, contains('فُهرست 2 ملفًا'));
+    expect(message, contains('4 مقطعًا'));
+    expect(
+      progressUpdates,
+      contains('يفهرس الملف 1/2: README.md…'),
+    );
+    expect(
+      progressUpdates,
+      contains('يفهرس الملف 2/2: main.dart…'),
+    );
     expect(cubit.state.agentProgress, isNull);
+    await subscription.cancel();
 
     final removal = await cubit.removeSelectedWorkspaceKnowledge();
-    expect(api.deletedFiles, ['README.md']);
-    expect(removal, contains('أُزيل 1 ملف'));
+    expect(api.deletedFiles, ['README.md', 'lib/main.dart']);
+    expect(removal, contains('أُزيل 2 ملف'));
     await cubit.close();
   });