1

lib/request/websocket/room_protocol.dart

@@ -9,7 +9,7 @@ enum RoomCommand {
   getRoomInfo("room_data"),
 
   ///学生开关扬声器、摄像头、麦克风
-  switchCamera("mute_self"),
+  studentActon("mute_self"),
 
   ///学生上传文件
   uploadFile("upload_file"),
@@ -66,7 +66,7 @@ enum RoomEvent {
   handUp("sys_user_handup"),
 
   ///自习室以开启，进入自习室(学生用）
-  openRoom("sys_start_study_room"),
+  // openRoom("sys_start_study_room"),
 
   ///自习室以关闭，退出自习室(学生用)
   closeRoom("sys_close_study_room"),
@@ -94,10 +94,10 @@ enum RoomEvent {
   const RoomEvent(this.value);
 
   /// 根据 值获取枚举
-  static RoomEvent fromStr(String value) {
-    return RoomEvent.values.firstWhere(
-      (e) => e.value == value,
-      orElse: () => throw ArgumentError('Invalid weather type value: $value'),
-    );
+  static RoomEvent? fromStr(String value) {
+    for (final e in RoomEvent.values) {
+      if (e.value == value) return e;
+    }
+    return null; // 找不到就返回 null
   }
 }