自习室优化ok

lib/widgets/room/video_surface.dart

@@ -1,46 +1,52 @@
-import 'package:app/config/config.dart';
+import 'package:app/request/dto/room/room_user_dto.dart';
+import 'package:cached_network_image/cached_network_image.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 {
-  /// 正常显示视频
-  normal,
-
-  /// 摄像头关闭
-  closed,
-
-  /// 掉线 / 未连接
-  offline,
-
-  /// 加载中（进房、拉流等）
-  loading,
-
-  /// 错误状态（拉流失败等）
-  error,
-}
 
 class VideoSurface extends StatelessWidget {
-  final VideoState state;
+  final RoomUserDto user;
+  final Widget child;
 
-  const VideoSurface({super.key, this.state = VideoState.normal});
+  const VideoSurface({
+    super.key,
+    required this.user,
+    required this.child,
+  });
 
   @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) {
+    //摄像头是否关闭
+    if (user.cameraStatus == 0) {
       return Align(
-        child: Text(stateText, style: TextStyle(color: Colors.white70)),
+        child: ConstrainedBox(
+          constraints: const BoxConstraints(
+            maxWidth: 70,
+          ),
+          child: AspectRatio(
+            aspectRatio: 1,
+            child: Container(
+              clipBehavior: Clip.hardEdge,
+              decoration: BoxDecoration(
+                shape: BoxShape.circle,
+                border: Border.all(color: Colors.white, width: 1),
+              ),
+              child: CachedNetworkImage(
+                imageUrl: user.avatar,
+                fit: BoxFit.cover,
+              ),
+            ),
+          ),
+        ),
       );
     }
-    return Container();
+    if (user.online == 0) {
+      return _empty('暂时离开');
+    }
+    return child;
+  }
+
+  Widget _empty(String title) {
+    return Center(
+      child: Text(title, style: TextStyle(color: Colors.white70)),
+    );
   }
 }