Merge pull request #70 from devsadeq/feature/advance_refactor

refactor api exceptions
devsadeq · Nov 7, 2022 · 9ddc5af · 9ddc5af
2 parents 8cc40a6 + 8986828
commit 9ddc5af
Showing 1 changed file with 41 additions and 48 deletions.
diff --git a/lib/app/data/remote/exceptions/dio_exceptions.dart b/lib/app/data/remote/exceptions/dio_exceptions.dart
@@ -3,57 +3,50 @@ import 'package:dio/dio.dart';
 class DioExceptions implements Exception {
   late String message;
 
+  static const Map<String, String> _errorCodes = {
+    '400': 'Bad Request',
+    '401': 'Unauthorized',
+    '403': 'Forbidden',
+    '404': 'Not Found',
+    '408': 'Request Timeout',
+    '500': 'Internal Server Error',
+    '502': 'Bad Gateway',
+    '503': 'Service Unavailable',
+    '504': 'Gateway Timeout',
+    '505': 'HTTP Version Not Supported',
+    '511': 'Network Authentication Required',
+    '520': 'Unknown Error',
+    '521': 'Web Server Is Down',
+    '522': 'Connection Timed Out',
+    '523': 'Origin Is Unreachable',
+    '524': 'A Timeout Occurred',
+    '525': 'SSL Handshake Failed',
+    '526': 'Invalid SSL Certificate',
+    '530': 'Origin DNS Error',
+    '598': 'Network Read Timeout Error',
+    '599': 'Network Connect Timeout Error',
+  };
+
+  static const Map<String, String> _errorTypes = {
+    'cancel': 'Request to API server was cancelled',
+    'connectTimeout': 'Connection timeout with API server',
+    'default': 'Connection to API server failed due to internet connection',
+    'receiveTimeout': 'Receive timeout in connection with API server',
+    'sendTimeout': 'Send timeout in connection with API server',
+    'other': 'Connection to API server failed due to internet connection',
+  };
+
   DioExceptions.fromDioError(DioError dioError) {
-    switch (dioError.type) {
-      case DioErrorType.cancel:
-        message = "Request to API server was cancelled";
-        break;
-      case DioErrorType.connectTimeout:
-        message = "Connection timeout with API server";
-        break;
-      case DioErrorType.receiveTimeout:
-        message = "Receive timeout in connection with API server";
-        break;
-      case DioErrorType.response:
-        message = _handleError(
-          dioError.response?.statusCode,
-          dioError.response?.data,
-        );
-        break;
-      case DioErrorType.sendTimeout:
-        message = "Send timeout in connection with API server";
-        break;
-      case DioErrorType.other:
-        if (dioError.message.contains("SocketException")) {
-          message = 'No Internet';
-          break;
-        }
-        message = "Unexpected error occurred";
-        break;
-      default:
-        message = "Something went wrong";
-        break;
-    }
+    message = _getErrorMessage(dioError);
   }
 
-  String _handleError(int? statusCode, dynamic error) {
-    switch (statusCode) {
-      case 400:
-        // return 'Bad request';
-        return error['error'];
-      case 401:
-        return 'Unauthorized';
-      case 403:
-        return 'Forbidden';
-      case 404:
-        return error['error'];
-      case 500:
-        return 'Internal server error';
-      case 502:
-        return 'Bad gateway';
-      default:
-        return 'Oops something went wrong';
-    }
+  String _getErrorMessage(DioError error) {
+    String errorType = error.type.toString().split('.').last;
+    String errorMessage = _errorTypes[errorType] ??
+        error.response?.data['error'] ??
+        _errorCodes[error.response?.statusCode.toString()] ??
+        'Something went wrong';
+    return errorMessage;
   }
 
   @override