feat: refactor player handling in Home widget and update IrisPlayer to accept MediaPlayer directly

Author: nini22P

lib/main.dart

@@ -2,7 +2,6 @@ import 'dart:io';
 import 'package:app_links/app_links.dart';
 import 'package:fvp/fvp.dart' as fvp;
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:flutter_zustand/flutter_zustand.dart';
 import 'package:iris/info.dart';

lib/pages/home/home.dart

@@ -4,6 +4,7 @@ import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:flutter_zustand/flutter_zustand.dart';
 import 'package:iris/hooks/use_fvp_player.dart';
 import 'package:iris/hooks/use_media_kit_player.dart';
+import 'package:iris/models/player.dart';
 import 'package:iris/models/store/app_state.dart';
 import 'package:iris/pages/player/iris_player.dart';
 import 'package:iris/store/use_app_store.dart';
@@ -16,28 +17,68 @@ class Home extends HookWidget {
     final playerBackend =
         useAppStore().select(context, (state) => state.playerBackend);
 
-    final player = () {
-      switch (playerBackend) {
-        case PlayerBackend.mediaKit:
-          return IrisPlayer(
-            key: const ValueKey('media-kit'),
-            playerHooks: useMediaKitPlayer,
-          );
-        case PlayerBackend.fvp:
-          return IrisPlayer(
-            key: const ValueKey('fvp'),
-            playerHooks: useFvpPlayer,
-          );
-      }
-    }();
+    final playerState = useState<MediaPlayer?>(null);
+
+    void handlePlayerCreated(MediaPlayer player) {
+      WidgetsBinding.instance.addPostFrameCallback((_) {
+        if (context.mounted) {
+          playerState.value = player;
+        }
+      });
+    }
+
+    final Widget playerHost;
+    switch (playerBackend) {
+      case PlayerBackend.mediaKit:
+        playerHost = _MediaKitPlayerHost(onPlayerCreated: handlePlayerCreated);
+        break;
+      case PlayerBackend.fvp:
+        playerHost = _FvpPlayerHost(onPlayerCreated: handlePlayerCreated);
+        break;
+    }
 
     return AnnotatedRegion(
       value: const SystemUiOverlayStyle(
         statusBarIconBrightness: Brightness.light,
         statusBarColor: Colors.transparent,
         systemNavigationBarColor: Colors.transparent,
       ),
-      child: Scaffold(body: player),
+      child: Scaffold(
+        backgroundColor: Color(0xFF2f2f2f),
+        body: Stack(
+          children: [
+            playerHost,
+            if (playerState.value != null)
+              IrisPlayer(player: playerState.value!)
+          ],
+        ),
+      ),
     );
   }
 }
+
+class _MediaKitPlayerHost extends HookWidget {
+  final ValueChanged<MediaPlayer> onPlayerCreated;
+
+  const _MediaKitPlayerHost({required this.onPlayerCreated});
+
+  @override
+  Widget build(BuildContext context) {
+    final player = useMediaKitPlayer(context);
+    onPlayerCreated(player);
+    return Container(); // Doesn't build any UI itself.
+  }
+}
+
+class _FvpPlayerHost extends HookWidget {
+  final ValueChanged<MediaPlayer> onPlayerCreated;
+
+  const _FvpPlayerHost({required this.onPlayerCreated});
+
+  @override
+  Widget build(BuildContext context) {
+    final player = useFvpPlayer(context);
+    onPlayerCreated(player);
+    return Container(); // Doesn't build any UI itself.
+  }
+}

lib/pages/player/iris_player.dart

@@ -48,14 +48,12 @@ enum MediaType {
 }
 
 class IrisPlayer extends HookWidget {
-  const IrisPlayer({super.key, required this.playerHooks});
+  const IrisPlayer({super.key, required this.player});
 
-  final MediaPlayer Function(BuildContext) playerHooks;
+  final MediaPlayer player;
 
   @override
   Widget build(BuildContext context) {
-    final MediaPlayer player = playerHooks(context);
-
     useAppLifecycle(player);
     useFullScreen(context);
     useOrientation(context, player);
@@ -796,13 +794,15 @@ class IrisPlayer extends HookWidget {
                                   child: SizedBox(
                                     width: player.width,
                                     height: player.height,
-                                    child: VideoPlayer(player.controller),
+                                    child: VideoPlayer(
+                                        (player as FvpPlayer).controller),
                                   ),
                                 )
                               : player is MediaKitPlayer
                                   ? Video(
                                       key: ValueKey(currentPlay?.file.uri),
-                                      controller: player.controller,
+                                      controller:
+                                          (player as MediaKitPlayer).controller,
                                       controls: NoVideoControls,
                                       fit: fit == BoxFit.none
                                           ? BoxFit.contain