完成路由中间件处理

lib/data/services/user.dart

@@ -12,12 +12,13 @@ class UserService extends GetxService {
   // 是否登录
   var _isLogin = false.obs;
 
-  // 令牌 token
   String token = "";
 
   // 用户 profile
   var _profile = UserLoginResponse().obs;
 
+  bool get isLogin => _isLogin.value; // 令牌 token
+  UserLoginResponse get profile => _profile.value;
   bool get hasToken => token.isNotEmpty;
 
   @override
@@ -27,6 +28,7 @@ class UserService extends GetxService {
     var profileOffline = StorageService.to.getString(StorageUserProfileKey);
     if (profileOffline.isNotEmpty) {
       _profile(UserLoginResponse.fromJson(jsonDecode(profileOffline)));
+      _isLogin.value = true;
     }
   }
 

lib/main.dart

@@ -34,8 +34,7 @@ class MyApp extends StatelessWidget {
             title: 'News',
             debugShowCheckedModeBanner: false,
             theme: AppTheme.light,
-            // initialRoute: AppRoutes.Initial,
-            initialRoute: AppRoutes.Application,
+            initialRoute: AppRoutes.Initial,
             getPages: AppPages.pages,
             builder: EasyLoading.init(),
           ),

lib/middlewares/router_auth.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:news_getx/data/services/user.dart';
+import 'package:news_getx/routes/app_pages.dart';
+
+/// 检查是否登录
+class RouteAuthMiddleware extends GetMiddleware {
+  // priority 数字小优先级高
+  @override
+  int? priority = 0;
+
+  RouteAuthMiddleware({this.priority});
+
+  @override
+  RouteSettings? redirect(String? route) {
+    // 如果已登录或者访问的页面是无需登录的则不处理
+    if (UserService.to.isLogin ||
+        route == AppRoutes.Signin ||
+        route == AppRoutes.Signup ||
+        route == AppRoutes.Initial) {
+      return null;
+    }
+
+    Future.delayed(
+      Duration(seconds: 1),
+      () => Get.snackbar("提示", "登录过期,请重新登录"),
+    );
+    return RouteSettings(name: AppRoutes.Signin);
+  }
+}

lib/middlewares/router_welcome.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+
+import 'package:get/get.dart';
+import 'package:news_getx/data/services/config.dart';
+import 'package:news_getx/data/services/user.dart';
+import 'package:news_getx/routes/app_pages.dart';
+
+
+/// 第一次欢迎页面
+class RouteWelcomeMiddleware extends GetMiddleware {
+  // priority 数字小优先级高
+  @override
+  int? priority = 0;
+
+  RouteWelcomeMiddleware({this.priority});
+
+  @override
+  RouteSettings? redirect(String? route) {
+    if (ConfigService.to.isFirstOpen == true) {
+      return null;
+    } else if (UserService.to.isLogin == true) {
+      return RouteSettings(name: AppRoutes.Application);
+    } else {
+      return RouteSettings(name: AppRoutes.Signin);
+    }
+  }
+}

lib/modules/sign_in/sign_in_controller.dart

@@ -21,7 +21,6 @@ class SignInController extends GetxController {
 
   // 跳转 注册界面
   handleNavSignUp() {
-    // TODO 注册页面
     Get.toNamed(AppRoutes.Signup);
   }
 
@@ -48,8 +47,9 @@ class SignInController extends GetxController {
     );
 
     UserLoginResponse response = await repository.login(request);
-
+    // 设置令牌和用户信息
     UserService.to.saveProfile(response);
+    UserService.to.setToken(response.accessToken!);
 
     Get.offAndToNamed(AppRoutes.Application);
   }

lib/routes/app_pages.dart

@@ -1,4 +1,6 @@
 import 'package:get/get.dart';
+import 'package:news_getx/middlewares/router_auth.dart';
+import 'package:news_getx/middlewares/router_welcome.dart';
 import 'package:news_getx/modules/application/application_binding.dart';
 import 'package:news_getx/modules/application/application_page.dart';
 import 'package:news_getx/modules/category/category_binding.dart';
@@ -22,6 +24,7 @@ abstract class AppPages {
       name: AppRoutes.Initial,
       page: () => WelcomePage(),
       binding: WelcomeBinding(),
+      middlewares: [RouteWelcomeMiddleware()],
     ),
     GetPage(
       name: AppRoutes.Signin,
@@ -43,13 +46,10 @@ abstract class AppPages {
       name: AppRoutes.Application,
       page: () => ApplicationPage(),
       binding: ApplicationBinding(),
-      bindings: [MainBinding(), CategoryBinding()]
-    ),
-    // 分类页
-    GetPage(
-      name: AppRoutes.Category,
-      page: () => CategoryPage(),
-      binding: CategoryBinding(),
+      bindings: [MainBinding(), CategoryBinding()],
+      middlewares: [
+        RouteAuthMiddleware(),
+      ],
     ),
   ];
 }