feat:增加菜谱后端接口

lib/views/login.dart

@@ -1,13 +1,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
-import 'package:food_hub_app/api/recipe.dart';
 import 'package:food_hub_app/api/session.dart';
-import 'package:food_hub_app/models/recipe.dart';
 import 'package:food_hub_app/models/session.dart';
 import 'package:food_hub_app/utils/sp_util.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:form_builder_validators/form_builder_validators.dart';
-import 'package:shared_preferences/shared_preferences.dart';
 import 'package:tdesign_flutter/tdesign_flutter.dart';
 
 class LoginPage extends StatefulWidget {
@@ -20,7 +17,8 @@ class LoginPage extends StatefulWidget {
 class _LoginPage extends State<LoginPage> {
   final GlobalKey _formKey = GlobalKey<FormState>();
 
-  late String _username, _password;
+  String _username = "", _password = "";
+  bool _isRemember = false;
   bool _isObscure = true;
   Color _eyeColor = Colors.grey;
   final List _loginMethod = [
@@ -29,39 +27,51 @@ class _LoginPage extends State<LoginPage> {
     {"title": "wechat", "icon": Icons.wechat},
   ];
 
+  @override
+  void initState() {
+    super.initState();
+    _loadRememberState();
+  }
+
+  Future<void> _loadRememberState() async {
+    bool? isRemember = await SPUtil.getBool('isRemember');
+    if (isRemember) {
+     setState(() {
+        _isRemember = true;
+        _username = SPUtil.getString('username');
+        _password = SPUtil.getString('password');
+      });
+    }
+  }
+
+  void handleRememberState() {
+    if (_isRemember) {
+      SPUtil.set('isRemember', true);
+      SPUtil.set('username', _username);
+      SPUtil.set('password', _password);
+    } else {
+      SPUtil.set('isRemember', false);
+      SPUtil.remove('username');
+      SPUtil.remove('password');
+    }
+  }
+
+  void handleTokenState(String token) {
+    SPUtil.set('token', token);
+  }
+
   void loginClick(BuildContext context) async {
-    SPUtil.clear();
-    Session session = await loginApi("Cxx0822", "19940822Cxx");
-    SPUtil.set('token', session.saToken.tokenValue);
-
-    Recipe recipe = await queryRecipeByIdApi(614660173221957);
-    List<Recipe> recipeList = await queryRecipeByUserApi(691110779121733);
-    // SPUtil.set("token", session?.saToken?.tokenValue);
-
-    // Navigator.pushNamed(context, '/home');
-    return;
-
     // 表单校验通过才会继续执行
     if ((_formKey.currentState as FormState).validate()) {
       (_formKey.currentState as FormState).save();
-      TDMessage.showMessage(
-        context: context,
-        visible: true,
-        icon: true,
-        content: "登录成功",
-        theme: MessageTheme.success,
-        duration: 3000,
-      );
+      Session session = await loginApi(_username, _password);
+      showSuccessToast('登录成功');
+
+      handleRememberState();
+      handleTokenState(session.saToken.tokenValue);
       Navigator.pushNamed(context, '/home');
     } else {
-      TDMessage.showMessage(
-        context: context,
-        visible: true,
-        icon: true,
-        content: "请先输入信息",
-        theme: MessageTheme.error,
-        duration: 3000,
-      );
+      showErrorToast('请先输入信息');
     }
   }
 
@@ -135,6 +145,8 @@ class _LoginPage extends State<LoginPage> {
         const SizedBox(height: 10),
         FormBuilderTextField(
           name: 'username',
+          initialValue: _username,
+          keyboardType: TextInputType.text,
           decoration: formInputDecoration(
             hintText: "请输入账号",
             prefixIcon: Icons.person,
@@ -154,8 +166,9 @@ class _LoginPage extends State<LoginPage> {
         const SizedBox(height: 10),
         FormBuilderTextField(
           name: 'password',
+          initialValue: _password,
+          keyboardType: TextInputType.visiblePassword,
           obscureText: _isObscure,
-          // 是否显示文字
           onSaved: (v) => _password = v!,
           validator: FormBuilderValidators.required(),
           decoration: InputDecoration(
@@ -168,7 +181,6 @@ class _LoginPage extends State<LoginPage> {
             suffixIcon: IconButton(
               icon: Icon(Icons.remove_red_eye, color: _eyeColor),
               onPressed: () {
-                // 修改 state 内部变量, 且需要界面内容更新, 需要使用 setState()
                 setState(() {
                   _isObscure = !_isObscure;
                   _eyeColor =
@@ -188,9 +200,11 @@ class _LoginPage extends State<LoginPage> {
     return Row(
       children: [
         Checkbox(
-          value: false,
+          value: _isRemember,
           onChanged: (bool? value) {
-            print("记住密码: $value");
+            setState(() {
+              _isRemember = value ?? false;
+            });
           },
         ),
         const Text('记住密码', style: TextStyle(color: Colors.grey, fontSize: 14)),