feature/dark_mode (ibhavikmakwana#12)

* ✨ Implemented a Dark Mode,
* ✨ Adding MobX for State Management
* ♻️ Added release notes .txt for codemagic.io

Author: ibhavikmakwana

lib/imports.dart

@@ -39,4 +39,4 @@ export 'package:flutter_playground/ui/text/TextExamples.dart';
 export 'package:flutter_playground/ui/text/TextSpan.dart';
 export 'package:flutter_playground/ui/text/TextUnderline.dart';
 export 'package:flutter_playground/ui/tooltip/tooltip.dart';
-export 'package:flutter_playground/utils/Strings.dart';
+export 'package:flutter_playground/utils/Strings.dart';

lib/main.dart

@@ -3,25 +3,47 @@
 // found in the LICENSE file.
 
 import 'package:flutter/material.dart';
+import 'package:flutter_mobx/flutter_mobx.dart';
+import 'package:flutter_playground/store/theme_store.dart';
 import 'package:flutter_playground/ui/app_bar_bottom/appbar_bottom.dart';
 import 'package:flutter_playground/ui/datatable/data_table_example.dart';
 import 'package:flutter_playground/ui/expanded_example/expanded_example.dart';
 import 'package:flutter_playground/ui/flare/flare_example.dart';
 import 'package:flutter_playground/ui/quick_actions/QuickActionsExample.dart';
 import 'package:flutter_playground/ui/transform/transform_example.dart';
 import 'package:flutter_playground/ui/wrap/wrap_example.dart';
+import 'package:google_fonts/google_fonts.dart';
+import 'package:provider/provider.dart';
 
 import 'imports.dart';
 
-void main() => runApp(MyApp());
+void main() =>
+    runApp(
+      Provider(
+        create: (_) => ThemeStore(),
+        child: MyApp(),
+      ),
+    );
 
-class MyApp extends StatelessWidget {
+class MyApp extends StatelessObserverWidget {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
       title: Strings.appName,
       theme: ThemeData(
-        fontFamily: Strings.fontRobotoRegular,
+        brightness: Brightness.light,
+        fontFamily: GoogleFonts
+            .poppins()
+            .fontFamily,
+      ),
+      themeMode: Provider
+          .of<ThemeStore>(context)
+          .themeMode,
+      darkTheme: ThemeData(
+        brightness: Brightness.dark,
+        fontFamily: GoogleFonts
+            .poppins()
+            .fontFamily,
       ),
       debugShowCheckedModeBanner: false,
       home: MyHomePage(title: Strings.appName),
@@ -160,6 +182,10 @@ class _MyHomePageState extends State<MyHomePage>
   @override
   Widget build(BuildContext context) {
     return Scaffold(
+      floatingActionButton: FloatingActionButton(
+        onPressed: onFabPressed,
+        child: Icon(Icons.lightbulb_outline),
+      ),
       appBar: AppBar(
         title: Text(widget.title),
         actions: <Widget>[
@@ -210,6 +236,9 @@ class _MyHomePageState extends State<MyHomePage>
       );
     }
   }
+
+  void onFabPressed() =>
+      Provider.of<ThemeStore>(context, listen: false).changeTheme();
 }
 
 // The list displayed by this app.

lib/store/theme_store.dart

@@ -0,0 +1,18 @@
+import 'package:flutter/material.dart';
+import 'package:mobx/mobx.dart';
+
+part 'theme_store.g.dart';
+
+class ThemeStore = _ThemeStore with _$ThemeStore;
+
+abstract class _ThemeStore with Store {
+  @observable
+  ThemeMode themeMode = ThemeMode.light;
+
+  @action
+  changeTheme() {
+    themeMode == ThemeMode.light
+        ? themeMode = ThemeMode.dark
+        : themeMode = ThemeMode.light;
+  }
+}

lib/store/theme_store.g.dart

@@ -1,6 +1,20 @@
 name: flutter_playground
 description: A Flutter application contains a list of Flutter Examples.
-version: 1.2.1+4
+
+# The following defines the version and build number for your application.
+# A version number is three numbers separated by dots, like 1.2.43
+# followed by an optional build number separated by a +.
+# Both the version and the builder number may be overridden in flutter
+# build by specifying --build-name and --build-number, respectively.
+# In Android, build-name is used as versionName while build-number used as versionCode.
+# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
+# In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
+# Read more about iOS versioning at
+# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
+version: 1.2.2+5
+
+environment:
+  sdk: ">=2.7.0-dev.2.1 <3.0.0"
 
 dependencies:
   flutter:
@@ -13,10 +27,16 @@ dependencies:
   flare_flutter:
   #  firebase_admob: ^0.9.0+3
   quick_actions:
+  google_fonts: ^0.3.2
+  mobx: ^0.3.6
+  flutter_mobx: 0.3.4
+  provider: ^4.0.1
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  build_runner: 1.3.1
+  mobx_codegen: ^0.3.5
 
 # For information on the generic Dart part of this file, see the
 # following page: https://www.dartlang.org/tools/pub/pubspec
@@ -31,10 +51,4 @@ flutter:
 
   # To add assets to your application, add an assets section, like this:
   assets:
-   - assets/
-
-  fonts:
-    - family: Roboto
-      fonts:
-        - asset: assets/fonts/Roboto-Regular.ttf
-          style: normal
+   - assets/

pubspec.yaml

@@ -0,0 +1,2 @@
+- Dark Mode
+- Minor bug fixes