refactor: MVC archive

lib/config/routes.dart

@@ -1,10 +1,10 @@
 import 'package:adaptive_page_layout/adaptive_page_layout.dart';
 import 'package:famedlysdk/famedlysdk.dart';
+import 'package:fluffychat/controllers/archive_controller.dart';
 import 'package:fluffychat/controllers/homeserver_picker_controller.dart';
 import 'package:fluffychat/controllers/sign_up_controller.dart';
 import 'package:fluffychat/controllers/sign_up_password_controller.dart';
 import 'package:fluffychat/views/widgets/matrix.dart';
-import 'package:fluffychat/views/archive.dart';
 import 'package:fluffychat/views/chat.dart';
 import 'package:fluffychat/views/chat_details.dart';
 import 'package:fluffychat/views/chat_encryption_settings.dart';

lib/controllers/archive_controller.dart

@@ -0,0 +1,23 @@
+import 'package:famedlysdk/famedlysdk.dart';
+import 'package:fluffychat/views/archive_view.dart';
+import 'package:fluffychat/views/widgets/matrix.dart';
+import 'package:flutter/material.dart';
+
+class Archive extends StatefulWidget {
+  @override
+  ArchiveController createState() => ArchiveController();
+}
+
+class ArchiveController extends State<Archive> {
+  List<Room> archive;
+
+  Future<List<Room>> getArchive(BuildContext context) async {
+    if (archive != null) return archive;
+    return await Matrix.of(context).client.archive;
+  }
+
+  void forgetAction(int i) => setState(() => archive.removeAt(i));
+
+  @override
+  Widget build(BuildContext context) => ArchiveView(this);
+}

lib/utils/fluffy_client.dart

@@ -1,21 +1,24 @@
 import 'package:famedlysdk/famedlysdk.dart';
 import 'package:famedlysdk/encryption.dart';
+import 'package:matrix_api_lite/fake_matrix_api.dart';
 import 'platform_infos.dart';
 import 'famedlysdk_store.dart';
 
 class FluffyClient extends Client {
-  static final FluffyClient _instance = FluffyClient._internal();
+  static FluffyClient _instance;
 
   /// The ID of the currently active room, if there is one. May be null or emtpy
   String activeRoomId;
 
-  factory FluffyClient() {
+  factory FluffyClient({testMode = false}) {
+    _instance ??= FluffyClient._internal(testMode: testMode);
     return _instance;
   }
 
-  FluffyClient._internal()
+  FluffyClient._internal({testMode = false})
       : super(
-          PlatformInfos.clientName,
+          testMode ? 'FluffyChat Widget Tests' : PlatformInfos.clientName,
+          httpClient: testMode ? FakeMatrixApi() : null,
           enableE2eeRecovery: true,
           verificationMethods: {
             KeyVerificationMethod.numbers,
@@ -25,7 +28,7 @@ class FluffyClient extends Client {
           importantStateEvents: <String>{
             'im.ponies.room_emotes', // we want emotes to work properly
           },
-          databaseBuilder: getDatabase,
+          databaseBuilder: testMode ? null : getDatabase,
           supportedLoginTypes: {
             AuthenticationTypes.password,
             if (PlatformInfos.isMobile || PlatformInfos.isWeb)

lib/views/archive_view.dart

@@ -1,21 +1,13 @@
 import 'package:famedlysdk/famedlysdk.dart';
+import 'package:fluffychat/controllers/archive_controller.dart';
 import 'package:fluffychat/views/widgets/list_items/chat_list_item.dart';
-import 'package:fluffychat/views/widgets/matrix.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 
-class Archive extends StatefulWidget {
-  @override
-  _ArchiveState createState() => _ArchiveState();
-}
+class ArchiveView extends StatelessWidget {
+  final ArchiveController controller;
 
-class _ArchiveState extends State<Archive> {
-  List<Room> archive;
-
-  Future<List<Room>> getArchive(BuildContext context) async {
-    if (archive != null) return archive;
-    return await Matrix.of(context).client.archive;
-  }
+  const ArchiveView(this.controller, {Key key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -25,17 +17,25 @@ class _ArchiveState extends State<Archive> {
         title: Text(L10n.of(context).archive),
       ),
       body: FutureBuilder<List<Room>>(
-        future: getArchive(context),
+        future: controller.getArchive(context),
         builder: (BuildContext context, snapshot) {
+          if (snapshot.hasError) {
+            return Center(
+                child: Text(
+              L10n.of(context).oopsSomethingWentWrong,
+              textAlign: TextAlign.center,
+            ));
+          }
           if (!snapshot.hasData) {
             return Center(child: CircularProgressIndicator());
           } else {
-            archive = snapshot.data;
+            controller.archive = snapshot.data;
             return ListView.builder(
-              itemCount: archive.length,
+              itemCount: controller.archive.length,
               itemBuilder: (BuildContext context, int i) => ChatListItem(
-                  archive[i],
-                  onForget: () => setState(() => archive.removeAt(i))),
+                controller.archive[i],
+                onForget: controller.forgetAction,
+              ),
             );
           }
         },

lib/views/widgets/matrix.dart

@@ -86,7 +86,7 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
 
   void _initWithStore() async {
     try {
-      await client.init();
+      if (!testMode) await client.init();
       if (client.isLogged()) {
         final statusMsg = await store.getItem(SettingKeys.ownStatusMessage);
         if (statusMsg?.isNotEmpty ?? false) {
@@ -261,7 +261,7 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
         });
       });
     }
-    client = widget.testClient ?? FluffyClient();
+    client = FluffyClient();
     LoadingDialog.defaultTitle = L10n.of(context).loadingPleaseWait;
     LoadingDialog.defaultBackLabel = L10n.of(context).close;
     LoadingDialog.defaultOnError = (Object e) => e.toLocalizedString(context);

test/archive_test.dart

@@ -0,0 +1,15 @@
+/*import 'package:fluffychat/controllers/archive_controller.dart';
+import 'package:fluffychat/main.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'utils/test_client.dart';
+
+void main() {
+  testWidgets('Test if the widget can be created', (WidgetTester tester) async {
+    await tester.pumpWidget(FluffyChatApp(
+      testWidget: Archive(),
+      testClient: await testClient(loggedIn: true),
+    ));
+  });
+}
+*/

test/utils/test_client.dart

@@ -0,0 +1,20 @@
+import 'package:famedlysdk/famedlysdk.dart';
+import 'package:fluffychat/utils/fluffy_client.dart';
+
+Future<FluffyClient> testClient({
+  bool loggedIn = false,
+  String homeserver = 'https://fakeserver.notexisting',
+  String id = 'FluffyChat Widget Test',
+}) async {
+  final client = FluffyClient(testMode: true);
+  if (homeserver != null) {
+    await client.checkHomeserver(homeserver);
+  }
+  if (loggedIn) {
+    await client.login(
+      identifier: AuthenticationUserIdentifier(user: '@alice:example.invalid'),
+      password: '1234',
+    );
+  }
+  return client;
+}

test/widget_test.dart

@@ -5,11 +5,11 @@
 // gestures. You can also use WidgetTester to find child widgets in the widget
 // tree, read text, and verify that the values of widget properties are correct.
 
+import 'package:fluffychat/main.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets('Test if the app starts', (WidgetTester tester) async {
-    // Build our app and trigger a frame.
-    //await tester.pumpWidget(App());
+    await tester.pumpWidget(FluffyChatApp());
   });
 }