refactor: MVC new group view

lib/config/routes.dart

@@ -15,7 +15,7 @@ import 'package:fluffychat/views/empty_page.dart';
 import 'package:fluffychat/views/loading_view.dart';
 import 'package:fluffychat/views/log_view.dart';
 import 'package:fluffychat/views/login.dart';
-import 'package:fluffychat/views/new_group.dart';
+import 'package:fluffychat/controllers/new_group_controller.dart';
 import 'package:fluffychat/views/new_private_chat.dart';
 import 'package:fluffychat/views/search_view.dart';
 import 'package:fluffychat/views/settings.dart';

lib/controllers/new_group_controller.dart

@@ -0,0 +1,44 @@
+import 'package:adaptive_page_layout/adaptive_page_layout.dart';
+import 'package:famedlysdk/famedlysdk.dart' as sdk;
+import 'package:fluffychat/views/new_group_view.dart';
+import 'package:future_loading_dialog/future_loading_dialog.dart';
+import 'package:fluffychat/views/widgets/matrix.dart';
+import 'package:flutter/material.dart';
+
+class NewGroup extends StatefulWidget {
+  @override
+  NewGroupController createState() => NewGroupController();
+}
+
+class NewGroupController extends State<NewGroup> {
+  TextEditingController controller = TextEditingController();
+  bool publicGroup = false;
+
+  void setPublicGroup(bool b) => setState(() => publicGroup = b);
+
+  void submitAction([_]) async {
+    final matrix = Matrix.of(context);
+    final roomID = await showFutureLoadingDialog(
+      context: context,
+      future: () => matrix.client.createRoom(
+        preset: publicGroup
+            ? sdk.CreateRoomPreset.public_chat
+            : sdk.CreateRoomPreset.private_chat,
+        visibility: publicGroup ? sdk.Visibility.public : null,
+        roomAliasName: publicGroup && controller.text.isNotEmpty
+            ? controller.text.trim().toLowerCase().replaceAll(' ', '_')
+            : null,
+        name: controller.text.isNotEmpty ? controller.text : null,
+      ),
+    );
+    AdaptivePageLayout.of(context).popUntilIsFirst();
+    if (roomID != null) {
+      await AdaptivePageLayout.of(context).pushNamed('/rooms/${roomID.result}');
+      await AdaptivePageLayout.of(context)
+          .pushNamed('/rooms/${roomID.result}/invite');
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) => NewGroupView(this);
+}

lib/views/new_group.dart

@@ -1,84 +0,0 @@
-import 'package:adaptive_page_layout/adaptive_page_layout.dart';
-import 'package:famedlysdk/famedlysdk.dart' as sdk;
-import 'package:fluffychat/views/widgets/max_width_body.dart';
-import 'package:future_loading_dialog/future_loading_dialog.dart';
-import 'package:fluffychat/views/widgets/matrix.dart';
-import 'package:flutter/material.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
-
-class NewGroup extends StatefulWidget {
-  @override
-  _NewGroupState createState() => _NewGroupState();
-}
-
-class _NewGroupState extends State<NewGroup> {
-  TextEditingController controller = TextEditingController();
-  bool publicGroup = false;
-
-  void submitAction(BuildContext context) async {
-    final matrix = Matrix.of(context);
-    final roomID = await showFutureLoadingDialog(
-      context: context,
-      future: () => matrix.client.createRoom(
-        preset: publicGroup
-            ? sdk.CreateRoomPreset.public_chat
-            : sdk.CreateRoomPreset.private_chat,
-        visibility: publicGroup ? sdk.Visibility.public : null,
-        roomAliasName: publicGroup && controller.text.isNotEmpty
-            ? controller.text.trim().toLowerCase().replaceAll(' ', '_')
-            : null,
-        name: controller.text.isNotEmpty ? controller.text : null,
-      ),
-    );
-    AdaptivePageLayout.of(context).popUntilIsFirst();
-    if (roomID != null) {
-      await AdaptivePageLayout.of(context).pushNamed('/rooms/${roomID.result}');
-      await AdaptivePageLayout.of(context)
-          .pushNamed('/rooms/${roomID.result}/invite');
-    }
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        leading: BackButton(),
-        title: Text(L10n.of(context).createNewGroup),
-        elevation: 0,
-      ),
-      body: MaxWidthBody(
-        child: Column(
-          mainAxisSize: MainAxisSize.min,
-          children: <Widget>[
-            Padding(
-              padding: const EdgeInsets.all(12.0),
-              child: TextField(
-                controller: controller,
-                autofocus: true,
-                autocorrect: false,
-                textInputAction: TextInputAction.go,
-                onSubmitted: (s) => submitAction(context),
-                decoration: InputDecoration(
-                    labelText: L10n.of(context).optionalGroupName,
-                    prefixIcon: Icon(Icons.people_outlined),
-                    hintText: L10n.of(context).enterAGroupName),
-              ),
-            ),
-            SwitchListTile(
-              title: Text(L10n.of(context).groupIsPublic),
-              value: publicGroup,
-              onChanged: (bool b) => setState(() => publicGroup = b),
-            ),
-            Expanded(
-              child: Image.asset('assets/new_group_wallpaper.png'),
-            ),
-          ],
-        ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: () => submitAction(context),
-        child: Icon(Icons.arrow_forward_outlined),
-      ),
-    );
-  }
-}

lib/views/new_group_view.dart

@@ -0,0 +1,57 @@
+import 'package:fluffychat/controllers/new_group_controller.dart';
+import 'package:fluffychat/views/widgets/max_width_body.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/l10n.dart';
+
+class NewGroupView extends StatelessWidget {
+  final NewGroupController controller;
+
+  const NewGroupView(
+    this.controller, {
+    Key key,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        leading: BackButton(),
+        title: Text(L10n.of(context).createNewGroup),
+        elevation: 0,
+      ),
+      body: MaxWidthBody(
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: <Widget>[
+            Padding(
+              padding: const EdgeInsets.all(12.0),
+              child: TextField(
+                controller: controller.controller,
+                autofocus: true,
+                autocorrect: false,
+                textInputAction: TextInputAction.go,
+                onSubmitted: controller.submitAction,
+                decoration: InputDecoration(
+                    labelText: L10n.of(context).optionalGroupName,
+                    prefixIcon: Icon(Icons.people_outlined),
+                    hintText: L10n.of(context).enterAGroupName),
+              ),
+            ),
+            SwitchListTile(
+              title: Text(L10n.of(context).groupIsPublic),
+              value: controller.publicGroup,
+              onChanged: controller.setPublicGroup,
+            ),
+            Expanded(
+              child: Image.asset('assets/new_group_wallpaper.png'),
+            ),
+          ],
+        ),
+      ),
+      floatingActionButton: FloatingActionButton(
+        onPressed: controller.submitAction,
+        child: Icon(Icons.arrow_forward_outlined),
+      ),
+    );
+  }
+}