feat:增加服务器接口模块

lib/pages/login.dart

@@ -1,5 +1,8 @@
 import 'package:flutter/material.dart';
+import 'package:fluttertoast/fluttertoast.dart';
 import 'package:liquid_glass_widgets/liquid_glass_widgets.dart';
+import 'package:sweet_chat_app/apis/auth_api.dart';
+import 'package:sweet_chat_app/utils/SpUtil.dart';
 import 'package:web_socket_channel/web_socket_channel.dart';
 
 import '../services/webSocket_service.dart';
@@ -16,21 +19,33 @@ class _LoginPageState extends State<LoginPage> {
   final _usernameController = TextEditingController();
   final _passwordController = TextEditingController();
 
-  void _login() {
-    print('username: ${_usernameController.text}');
-    print('password: ${_passwordController.text}');
+  void _login() async {
+    try {
+      final auth = await loginApi(_usernameController.text, _passwordController.text);
+      await SpUtil.setInt('userId', auth.userId);
 
-    WebSocketService().connect('ws://127.0.0.1:5050?userId=123');
-
-    WebSocketService().messages.listen((msg) {
-      print('收到消息: $msg');
-    });
-
-    // Navigator.of(context).push(
-    //   MaterialPageRoute(
-    //     builder: (_) => const HomePage(),
-    //   ),
-    // );
+      Navigator.of(context).push(
+        MaterialPageRoute(
+          builder: (_) => const HomePage(),
+        ),
+      );
+      
+      Fluttertoast.showToast(
+        msg: "登录成功",
+        toastLength: Toast.LENGTH_SHORT,
+        gravity: ToastGravity.TOP,
+        backgroundColor: Colors.white,
+        textColor: Colors.black,
+      );
+    } catch (e) {
+      Fluttertoast.showToast(
+        msg: "登录失败",
+        toastLength: Toast.LENGTH_SHORT,
+        gravity: ToastGravity.TOP,
+        backgroundColor: Colors.white,
+        textColor: Colors.black,
+      );
+    }
   }
 
   @override