Merge pull request #8 from meg4cyberc4t/improvements

Removing ThemeResolver, theme is now initialized only in ThemeStateMixin

lib/src/common/theme/theme_state_mixin.dart

@@ -1,21 +1,20 @@
 import 'package:flutter/material.dart';
-import 'package:web_template/src/common/theme/theme_resolver.dart';
 
 /// The mixing ThemeStateMixin provides the functionality for
 /// managing themes.
 mixin ThemeStateMixin<T extends StatefulWidget> on State<T> {
-  /// The main class of the navigaiton package.
-  late final ThemeResolver _themeResolver;
-
-  @override
-  void initState() {
-    _themeResolver = ThemeResolver();
-    super.initState();
-  }
+  /// The dark theme of the application
+  final ThemeData darkTheme = ThemeData.from(
+    colorScheme: ColorScheme.fromSwatch(
+      primarySwatch: Colors.lightGreen,
+      brightness: Brightness.dark,
+    ),
+  );
 
   /// The light theme of the application
-  ThemeData get lightTheme => _themeResolver.light;
-
-  /// The dark theme of the application
-  ThemeData get darkTheme => _themeResolver.dark;
+  final ThemeData lightTheme = ThemeData.from(
+    colorScheme: ColorScheme.fromSwatch(
+      primarySwatch: Colors.green,
+    ),
+  );
 }