封装webscoekts

lib/pages/teacher/room/viewmodel/students_view_model.dart

@@ -0,0 +1,33 @@
+import 'package:app/data/models/student.dart';
+import 'package:app/websocket/room_websocket.dart';
+import 'package:flutter/cupertino.dart';
+
+class StudentsViewModel extends ChangeNotifier {
+  ///学生摄像头列表
+  List<Student> _students = [];
+
+  List<Student> get students => _students;
+
+  ///websocket管理
+  late RoomWebSocket _ws;
+
+  StudentsViewModel() {
+    _startRoom();
+  }
+
+  ///开始链接房间
+  void _startRoom() {
+    _ws = RoomWebSocket();
+    _ws.connect();
+
+    _ws.stream.listen((msg) {
+      _handleMessage();
+    });
+    notifyListeners();
+  }
+
+  ///发送命令
+  void _handleMessage() {
+    print("监听webscoket传来的事件");
+  }
+}