display options API integration

assets/lang/en.json

@@ -40,5 +40,7 @@
     "dialog_server_ip_title": "Type the IP",
     "dialog_server_port_title": "Type the port",
     "dialog_server_user_id_title": "Type the ID",
-    "dialog_server_user_pass_title": "Type the password"
+    "dialog_server_user_pass_title": "Type the password",
+    "success": "Success",
+    "failure": "Failure"
 }

lib/main.dart

@@ -24,14 +24,23 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
 
+import 'src/bloc/display_options_dialog_bloc.dart';
 import 'src/bloc/settings_bloc.dart';
 import 'src/openlp_mobile_remote_app.dart';
 import 'src/configurations/app_theme.dart';
 import 'src/configurations/app_localizations.dart';
 import 'src/screens/settings.dart';
 
-void main() => runApp(
-      MaterialApp(
+void main() => runApp(MultiBlocProvider(
+      providers: [
+        BlocProvider<DisplayOptionsDialogBloc>(
+          builder: (context) => DisplayOptionsDialogBloc(),
+        ),
+        BlocProvider<SettingsBloc>(
+          builder: (context) => SettingsBloc(),
+        ),
+      ],
+      child: MaterialApp(
         debugShowCheckedModeBanner: false,
         theme: appTheme,
         supportedLocales: [
@@ -62,10 +71,7 @@ void main() => runApp(
         },
         routes: <String, WidgetBuilder>{
           '/': (context) => OpenLPMobileRemoteApp(),
-          '/settings': (context) => BlocProvider(
-                builder: (context) => SettingsBloc(),
-                child: Settings(),
-              ),
+          '/settings': (context) => Settings(),
         },
       ),
-    );
+    ));

lib/src/bloc/display_options_dialog_bloc.dart

@@ -26,7 +26,7 @@ import 'package:meta/meta.dart';
 
 import '../network/api.dart' as api;
 
-enum DisplayOptionsState { none, success, failure }
+enum DisplayOptionsState { waiting, success, failure }
 
 @immutable
 abstract class SetDisplayTypeEvent extends Equatable {
@@ -54,7 +54,7 @@ class SetDisplayTypeShowEvent extends SetDisplayTypeEvent {
 class DisplayOptionsDialogBloc
     extends Bloc<SetDisplayTypeEvent, DisplayOptionsState> {
   @override
-  DisplayOptionsState get initialState => DisplayOptionsState.none;
+  DisplayOptionsState get initialState => DisplayOptionsState.waiting;
 
   void setBlankScreen() {
     dispatch(SetDisplayTypeBlankEvent());
@@ -81,6 +81,6 @@ class DisplayOptionsDialogBloc
     } catch (e) {
       yield DisplayOptionsState.failure;
     }
-    yield DisplayOptionsState.none;
+    yield DisplayOptionsState.waiting;
   }
 }

lib/src/openlp_mobile_remote_app.dart

@@ -36,6 +36,7 @@ class OpenLPMobileRemoteApp extends StatefulWidget {
 class _OpenLPMobileRemoteAppState extends State<OpenLPMobileRemoteApp>
     with SingleTickerProviderStateMixin {
   TabController tabController;
+  final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
 
   @override
   void initState() {
@@ -46,6 +47,7 @@ class _OpenLPMobileRemoteAppState extends State<OpenLPMobileRemoteApp>
   @override
   Widget build(BuildContext context) {
     return Scaffold(
+      key: _scaffoldKey,
       appBar: AppBar(
         title: Text('OpenLP Remote'),
         actions: <Widget>[
@@ -74,7 +76,7 @@ class _OpenLPMobileRemoteAppState extends State<OpenLPMobileRemoteApp>
       ),
       floatingActionButton: SearchFloatingButton(),
       floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
-      bottomNavigationBar: AppBottomNavigationBar(),
+      bottomNavigationBar: AppBottomNavigationBar(_scaffoldKey),
     );
   }
 }

lib/src/widgets/bottom_navigation_bar.dart

@@ -35,6 +35,10 @@ class _Action {
 }
 
 class AppBottomNavigationBar extends StatelessWidget {
+  final GlobalKey<ScaffoldState> _scaffoldKey;
+
+  AppBottomNavigationBar(this._scaffoldKey);
+
   @override
   Widget build(BuildContext context) {
     final List<_Action> _actions = [
@@ -54,7 +58,7 @@ class AppBottomNavigationBar extends StatelessWidget {
         () {
           showDialog(
             context: context,
-            builder: (context) => DisplayOptionsDialog(),
+            builder: (context) => DisplayOptionsDialog(_scaffoldKey),
           );
         },
       ),

lib/src/widgets/display_options_dialog.dart

@@ -59,30 +59,34 @@ class DisplayOptionsDialog extends StatelessWidget {
       },
     ),
   ];
+  final GlobalKey<ScaffoldState> _scaffoldKey;
+
+  DisplayOptionsDialog(this._scaffoldKey);
 
   @override
   Widget build(BuildContext context) {
-    final bloc = DisplayOptionsDialogBloc();
+    final bloc = BlocProvider.of<DisplayOptionsDialogBloc>(context);
     return BlocListener<DisplayOptionsDialogBloc, DisplayOptionsState>(
       bloc: bloc,
-      condition: (previous, current) => current != DisplayOptionsState.none,
+      condition: (previous, current) => current != DisplayOptionsState.waiting,
       listener: (context, state) {
-        print(state);
+        String text;
+        Color backgroundColor;
         switch (state) {
           case DisplayOptionsState.success:
-            Scaffold.of(context).showSnackBar(SnackBar(
-              content: Text('Sucesso!'),
-            ));
+            text = AppLocalizations.of(context).translate('success');
             break;
           case DisplayOptionsState.failure:
-            Scaffold.of(context).showSnackBar(SnackBar(
-              content: Text('Falha!'),
-              backgroundColor: Colors.red,
-            ));
+            text = AppLocalizations.of(context).translate('failure');
+            backgroundColor = Colors.red;
             break;
           default:
             break;
         }
+        _scaffoldKey.currentState.showSnackBar(SnackBar(
+          content: Text(text),
+          backgroundColor: backgroundColor,
+        ));
       },
       child: SimpleDialog(
         contentPadding: EdgeInsets.all(20.0),

pubspec.yaml

@@ -34,8 +34,8 @@ dependencies:
   url_launcher: ^5.1.2
   flutter_localizations:
     sdk: flutter
-  bloc: ^0.14.0
-  flutter_bloc: ^0.20.0
+  bloc: ^0.15.0
+  flutter_bloc: ^0.21.0
   equatable: ^0.4.0
   http: ^0.12.0+2