base project

lib/common/api/interceptors/bad_network_interceptor.dart

@@ -0,0 +1,22 @@
+import 'package:dio/dio.dart';
+
+import '../../../injection.dart';
+import '../../network/network_client.dart';
+import '../errors/bad_network_error.dart';
+
+class BadNetworkErrorInterceptor extends Interceptor {
+  final _networkClient = getIt<NetworkClient>();
+
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) async {
+    final isConnected = await _networkClient.isConnected;
+
+    if (err.type == DioExceptionType.connectionTimeout ||
+        !isConnected ||
+        err.type == DioExceptionType.receiveTimeout ||
+        err.type == DioExceptionType.connectionError) {
+      return super.onError(BadNetworkError(err), handler);
+    }
+    super.onError(err, handler);
+  }
+}

lib/common/api/interceptors/bad_request_interceptor.dart

@@ -0,0 +1,15 @@
+import 'package:dio/dio.dart';
+
+import '../errors/bad_request_error.dart';
+
+class BadRequestErrorInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    if (err.response?.statusCode == 422 ||
+        err.response?.statusCode == 400 ||
+        err.response?.statusCode == 405) {
+      return super.onError(BadRequestError(err, null), handler);
+    }
+    super.onError(err, handler);
+  }
+}

lib/common/api/interceptors/connection_timeout_interceptor.dart

@@ -0,0 +1,13 @@
+import 'package:dio/dio.dart';
+
+import '../errors/connection_timeout_error.dart';
+
+class ConnectionTimeoutErrorInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    if (err.type == DioExceptionType.connectionTimeout) {
+      return super.onError(ConnectionTimeoutError(err), handler);
+    }
+    super.onError(err, handler);
+  }
+}

lib/common/api/interceptors/internal_server_interceptor.dart

@@ -0,0 +1,18 @@
+import 'package:dio/dio.dart';
+
+import '../errors/internal_server_error.dart';
+
+class InternalServerErrorInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    if (err.response != null) {
+      if (err.response?.statusCode != null &&
+          err.response!.statusCode! >= 500 &&
+          err.response!.statusCode! < 600) {
+        return super.onError(InternalServerError(err), handler);
+      }
+    }
+
+    super.onError(err, handler);
+  }
+}

lib/common/api/interceptors/not_found_interceptor.dart

@@ -0,0 +1,13 @@
+import 'package:dio/dio.dart';
+
+import '../errors/not_found_error.dart';
+
+class NotFoundErrorInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    if (err.response?.statusCode == 404) {
+      return super.onError(NotFoundError(err, null), handler);
+    }
+    super.onError(err, handler);
+  }
+}

lib/common/api/interceptors/unauthorized_interceptor.dart

@@ -0,0 +1,15 @@
+import 'package:dio/dio.dart';
+
+import '../errors/unauthorized_error.dart';
+
+class UnauthorizedInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    if (err.response?.statusCode == 401 ||
+        err.response?.statusCode == 403 ||
+        err.response?.statusCode == 419) {
+      return super.onError(UnauthorizedError(err, null), handler);
+    }
+    super.onError(err, handler);
+  }
+}