网络请求异常捕获处理

lib/bloc/login_phone_cubit.dart

@@ -98,6 +98,10 @@ class LoginPhoneCubit extends Cubit<LoginPhoneState> {
 
       // 发送验证码
       var result = await _phoneAuthRepository.verifyCode(phone, 1);
+      if (result == null) {
+        Fluttertoast.showToast(msg: '发送请求失败', gravity: ToastGravity.TOP, backgroundColor: Colors.red);
+        return;
+      }
       if (result['code'] != 0) {
         Fluttertoast.showToast(msg: result['error'], gravity: ToastGravity.TOP, backgroundColor: Colors.red);
         return;

lib/data/repositories/phone_auth_repository.dart

+import 'dart:io';
+
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/services/api_service.dart';
 import 'package:dio/dio.dart';
@@ -22,13 +24,17 @@ class PhoneAuthRepository {
   /// }
   ///
   Future<dynamic> bindCheck(String userid) async {
+    try {
       Response resp = await _appService.get(
         '/api/v1/comm/phone/bind/check',
         queryParameters: {
           "userid": userid,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -38,6 +44,7 @@ class PhoneAuthRepository {
   /// }
   ///
   Future<dynamic> bind(String userid, String phone, String verifyCode) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/phone/bind',
         {
@@ -46,7 +53,10 @@ class PhoneAuthRepository {
           "verifyCode": verifyCode,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -59,6 +69,7 @@ class PhoneAuthRepository {
   /// type=0 验证码登陆下发
   ///
   Future<dynamic> verifyCode(String phone, int type) async {
+    try {
       Response resp = await _appService.get(
         '/api/v1/comm/phone/verifycode',
         queryParameters: {
@@ -66,7 +77,10 @@ class PhoneAuthRepository {
           "type": type,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -77,6 +91,7 @@ class PhoneAuthRepository {
   /// }
   ///
   Future<dynamic> login(String phone, String verifyCode) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/phone/loginv2',
         {
@@ -84,7 +99,10 @@ class PhoneAuthRepository {
           "verifyCode": verifyCode,
         },
       );
-    return resp.statusCode == 200 ? resp.data : null;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -94,22 +112,30 @@ class PhoneAuthRepository {
   /// }
   ///
   Future<dynamic> unbind(String userid) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/phone/unbind',
         {
           "userid": userid,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   Future<dynamic> unbindPhone(String phone) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/phone/unbind',
         {
           "phone": phone,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 }

lib/data/repositories/subs_repository.dart

+import 'dart:io';
+
 import 'package:appframe/config/locator.dart';
 import 'package:appframe/services/api_service.dart';
 import 'package:dio/dio.dart';
@@ -10,6 +12,7 @@ class SubsRepository {
   }
 
   Future<dynamic> userGroups(String type, String userid, String classCode) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/subs/usergroups',
         {
@@ -18,6 +21,9 @@ class SubsRepository {
           "classCode": classCode,
         },
       );
-    return resp.data;
+      return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 }

lib/data/repositories/user_auth_repository.dart

@@ -18,6 +18,7 @@ class UserAuthRepository {
   /// }
   ///
   Future<dynamic> updateUser(String userid, String name, String nickName, String avatar) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/user/update',
         {
@@ -28,9 +29,13 @@ class UserAuthRepository {
         },
       );
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   Future<dynamic> appleLogin(String userid, String authorizationCode, String identityToken) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/user/applelogin',
         {
@@ -40,6 +45,9 @@ class UserAuthRepository {
         },
       );
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -49,6 +57,7 @@ class UserAuthRepository {
   ///   "error": "",
   /// }
   Future<dynamic> exchangeId(String userid) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/user/exchangeid',
         {
@@ -57,6 +66,9 @@ class UserAuthRepository {
         },
       );
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 
   ///
@@ -65,6 +77,7 @@ class UserAuthRepository {
   ///   "code":  0,
   /// }
   Future<dynamic> newBinding(String userid, String bxeUserId, String type) async {
+    try {
       Response resp = await _appService.post(
         '/api/v1/comm/user/newbinding',
         {
@@ -74,5 +87,8 @@ class UserAuthRepository {
         },
       );
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException {
+      return null;
+    }
   }
 }

lib/data/repositories/wechat_auth_repository.dart

@@ -13,6 +13,7 @@ class WechatAuthRepository {
   }
 
   Future<dynamic> codeToSk(String code) async {
+    try {
       Response resp = await _apiService.post(
         '/login/applet/wkbxe/codeToSkByApp?version=1.0.0',
         {
@@ -24,9 +25,14 @@ class WechatAuthRepository {
       debugPrint('登录结果: $resp');
 
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException catch (e) {
+      debugPrint('codeToSk网络异常: $e');
+      return null;
+    }
   }
 
   Future<dynamic> getTicket() async {
+    try {
       Response resp = await _apiService.post(
         '/login/applet/wkbxe/getTicketByApp?version=1.0.0',
         {
@@ -38,5 +44,9 @@ class WechatAuthRepository {
       debugPrint('获取ticket: $resp');
 
       return resp.statusCode == HttpStatus.ok ? resp.data : null;
+    } on DioException catch (e) {
+      debugPrint('getTicket网络异常: $e');
+      return null;
+    }
   }
 }