Improved framework removing static logic

example/lib/main.dart

@@ -10,6 +10,8 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
+  late FlutterCastFramework castFramework;
+
   CastState _castState = CastState.idle;
   SessionState _sessionState = SessionState.idle;
   String _message = '';
@@ -21,11 +23,11 @@ class _MyAppState extends State<MyApp> {
   @override
   void initState() {
     super.initState();
-    FlutterCastFramework.namespaces = [castNamespace];
-    FlutterCastFramework.castContext.state.addListener(_onCastStateChanged);
-    FlutterCastFramework.castContext.sessionManager.state
+    castFramework = FlutterCastFramework.create([castNamespace]);
+    castFramework.castContext.state.addListener(_onCastStateChanged);
+    castFramework.castContext.sessionManager.state
         .addListener(_onSessionStateChanged);
-    FlutterCastFramework.castContext.sessionManager.onMessageReceived =
+    castFramework.castContext.sessionManager.onMessageReceived =
         _onMessageReceived;
   }
 
@@ -39,7 +41,7 @@ class _MyAppState extends State<MyApp> {
   void _onCastStateChanged() {
     debugPrint("Cast state changed from example");
     setState(() {
-      _castState = FlutterCastFramework.castContext.state.value;
+      _castState = castFramework.castContext.state.value;
     });
   }
 
@@ -47,7 +49,7 @@ class _MyAppState extends State<MyApp> {
     debugPrint("Session state changed from example");
     setState(() {
       _sessionState =
-          FlutterCastFramework.castContext.sessionManager.state.value;
+          castFramework.castContext.sessionManager.state.value;
     });
   }
 
@@ -60,7 +62,7 @@ class _MyAppState extends State<MyApp> {
 
   void _onSendMessage() {
     String message = this.textMessageController.text;
-    FlutterCastFramework.castContext.sessionManager
+    castFramework.castContext.sessionManager
         .sendMessage(castNamespace, message);
   }
 
@@ -75,6 +77,7 @@ class _MyAppState extends State<MyApp> {
           child: Column(
             children: [
               CastButton(
+                castFramework: castFramework,
                 color: Colors.blue,
               ),
               Text(

lib/src/cast/widgets/CastButton.dart

@@ -6,8 +6,10 @@ import 'CastIcon.dart';
 class CastButton extends StatelessWidget {
   final Color color;
   final EdgeInsets padding;
+  final FlutterCastFramework castFramework;
 
   CastButton({
+    required this.castFramework,
     this.color = const Color(0xFFFFFFFF), // white
     this.padding = const EdgeInsets.all(8.0),
   });
@@ -18,9 +20,10 @@ class CastButton extends StatelessWidget {
         child: Padding(
           padding: padding,
           child:  CastIcon(
+            castFramework: castFramework,
             color: color,
           ),
         ),
-        onTap: () => FlutterCastFramework.castContext.showCastChooserDialog());
+        onTap: () => castFramework.castContext.showCastChooserDialog());
   }
 }

lib/src/cast/widgets/CastIcon.dart

@@ -8,8 +8,10 @@ const Color _defaultIconColor = Color.fromARGB(255, 255, 255, 255); // white
 
 class CastIcon extends StatefulWidget {
   final Color color;
+  final FlutterCastFramework castFramework;
 
   CastIcon({
+    required this.castFramework,
     this.color = _defaultIconColor,
   });
 
@@ -27,15 +29,16 @@ Widget _getButton(String assetName, Color color) {
 }
 
 class _CastIconState extends State<CastIcon> with TickerProviderStateMixin {
-  CastState _castState = FlutterCastFramework.castContext.state.value;
-
+  late CastState _castState;
   CastState get castState => _castState;
 
   @override
   void initState() {
     super.initState();
+    var castContext = widget.castFramework.castContext;
 
-    FlutterCastFramework.castContext.state.addListener(_onCastStateChanged);
+    _castState = castContext.state.value;
+    castContext.state.addListener(_onCastStateChanged);
   }
 
   void _onCastStateChanged() {
@@ -43,7 +46,7 @@ class _CastIconState extends State<CastIcon> with TickerProviderStateMixin {
 
     setState(() {
       if (!mounted) return;
-      _castState = FlutterCastFramework.castContext.state.value;
+      _castState = widget.castFramework.castContext.state.value;
     });
   }
 

lib/src/flutter_cast_framework.dart

@@ -1,95 +1,85 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter_cast_framework/cast.dart';
 
 import 'PlatformBridgeApis.dart';
 import 'cast/CastContext.dart';
 
-class FlutterCastFramework {
-  static final hostApi = CastHostApi();
+class FlutterCastFramework extends CastFlutterApi {
+  final hostApi = CastHostApi();
+  late CastContext castContext;
 
   /// List of namespaces to listen for custom messages
-  static List<String> namespaces = [];
+  late List<String> namespaces = [];
 
-  static bool _isInitiated = false;
-
-  static _init() {
-    CastFlutterApi.setup(CastFlutterApiImpl());
+  FlutterCastFramework.create(List<String> namespaces) {
+    debugPrint("FlutterCastFramework created!");
+    this.namespaces = namespaces;
+    this.castContext = CastContext(hostApi);
+    CastFlutterApi.setup(this);
   }
 
-  static CastContext? _castContext;
-
-  // This must be the plugin entry point
-  static CastContext get castContext {
-    var castContext = _castContext;
-    if (!_isInitiated || castContext == null) {
-      _castContext = castContext = CastContext(hostApi);
-      // TODO: find a better way to init the plugin
-      _isInitiated = true;
-      _init();
-    }
-    return castContext;
-  }
-}
-
-class CastFlutterApiImpl extends CastFlutterApi {
+  //region CastFlutterApi implementation
   @override
   List<String?> getSessionMessageNamespaces() {
-    return FlutterCastFramework.namespaces;
+    return namespaces;
   }
 
   @override
   void onCastStateChanged(int castState) {
-    FlutterCastFramework.castContext.onCastStateChanged(castState);
+    castContext.onCastStateChanged(castState);
   }
 
   @override
   void onMessageReceived(CastMessage castMessage) {
-    FlutterCastFramework.castContext.sessionManager.platformOnMessageReceived(castMessage);
+    castContext.sessionManager.platformOnMessageReceived(castMessage);
   }
 
   //region Session State handling
   @override
   void onSessionEnded() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_ended);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_ended);
   }
 
   @override
   void onSessionEnding() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_ending);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_ending);
   }
 
   @override
   void onSessionResumeFailed() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_resume_failed);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_resume_failed);
   }
 
   @override
   void onSessionResumed() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_resumed);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_resumed);
   }
 
   @override
   void onSessionResuming() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_resuming);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_resuming);
   }
 
   @override
   void onSessionStartFailed() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_start_failed);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_start_failed);
   }
 
   @override
   void onSessionStarted() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_started);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_started);
   }
 
   @override
   void onSessionStarting() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_starting);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_starting);
   }
 
   @override
   void onSessionSuspended() {
-    FlutterCastFramework.castContext.sessionManager.onSessionStateChanged(SessionState.session_suspended);
+    castContext.sessionManager.onSessionStateChanged(SessionState.session_suspended);
   }
   //endregion
+
+  //endregion
 }