老师端几乎ok

lib/widgets/room/video_surface.dart

@@ -1,4 +1,7 @@
+import 'package:app/config/config.dart';
 import 'package:flutter/material.dart';
+import 'package:agora_rtc_engine/agora_rtc_engine.dart';
+import '../../request/dto/room/rtc_token_dto.dart';
 
 /// 视频画面显示状态
 enum VideoState {
@@ -18,26 +21,60 @@ enum VideoState {
   error,
 }
 
-class VideoSurface extends StatelessWidget {
-  final VideoState state;
+// class VideoSurface extends StatelessWidget {
+//   final VideoState state;
+//
+//   const VideoSurface({super.key, this.state = VideoState.normal});
+//
+//   @override
+//   Widget build(BuildContext context) {
+//     String stateText = switch (state) {
+//       VideoState.closed => "摄像头已关闭",
+//       VideoState.offline => "掉线",
+//       VideoState.loading => "加载中",
+//       VideoState.error => "错误",
+//       _ => "未知",
+//     };
+//     //如果不是正常
+//     if (state != VideoState.normal) {
+//       return Align(
+//         child: Text(stateText, style: TextStyle(color: Colors.white70)),
+//       );
+//     }
+//     return Container();
+//   }
+// }
 
-  const VideoSurface({super.key, this.state = VideoState.normal});
+class VideoSurface extends StatefulWidget {
+  final RtcTokenDto rtcToken;
+  final String remoteUid;
+
+  const VideoSurface({
+    super.key,
+    required this.rtcToken,
+    required this.remoteUid,
+  });
+
+  @override
+  State<VideoSurface> createState() => _VideoSurfaceState();
+}
+
+class _VideoSurfaceState extends State<VideoSurface> {
+  RtcEngine? _engine;
+
+  void _init() async {
+    _engine = createAgoraRtcEngine();
+    //初始化 RtcEngine，设置频道场景为 channelProfileLiveBroadcasting（直播场景）
+    await _engine!.initialize(
+      RtcEngineContext(
+        appId: Config.swAppId,
+        channelProfile: ChannelProfileType.channelProfileLiveBroadcasting,
+      ),
+    );
+  }
 
   @override
   Widget build(BuildContext context) {
-    String stateText = switch (state) {
-      VideoState.closed => "摄像头已关闭",
-      VideoState.offline => "掉线",
-      VideoState.loading => "加载中",
-      VideoState.error => "错误",
-      _ => "未知",
-    };
-    //如果不是正常
-    if (state != VideoState.normal) {
-      return Align(
-        child: Text(stateText, style: TextStyle(color: Colors.white70)),
-      );
-    }
-    return Container();
+    return const Placeholder();
   }
 }