base project

lib/common/api/api_failure.dart

@@ -0,0 +1,58 @@
+import 'package:flutter/material.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'api_failure.freezed.dart';
+
+@freezed
+sealed class ApiFailure with _$ApiFailure {
+  const ApiFailure._();
+
+  const factory ApiFailure.serverError({
+    required int statusCode,
+    required Object errorMessage,
+  }) = _ServerError;
+
+  const factory ApiFailure.unexpectedError({
+    required Object errorMessage,
+    required StackTrace stackTrace,
+  }) = _UnexpectedError;
+
+  const factory ApiFailure.connectionError() = _ConnectionError;
+
+  const factory ApiFailure.internalServerError() = _InternalServerError;
+
+  const factory ApiFailure.unauthorized(String? message) = _Unauthorized;
+
+  const factory ApiFailure.badRequest(String? message) = _BadRequest;
+
+  const factory ApiFailure.notFound(String? message) = _NotFound;
+
+  const factory ApiFailure.connectionTimeout() = _ConnectionTimeout;
+
+  String toStringFormatted(
+    BuildContext context, {
+    String? unauthorizedMessage,
+  }) {
+    return switch (this) {
+      _ServerError(:final statusCode, :final errorMessage) =>
+        'There is a problem with the server. Status code: $statusCode Error: $errorMessage',
+
+      _UnexpectedError() => 'An error occurred. Please try again later.',
+
+      _ConnectionError() => 'No Internet',
+
+      _InternalServerError() =>
+        'The server is experiencing problems. Please try again later.',
+
+      _Unauthorized(:final message) =>
+        message ?? unauthorizedMessage ?? 'Session has expired.',
+
+      _BadRequest(:final message) =>
+        message ?? 'There is an incorrect entry. Please check again',
+
+      _NotFound(:final message) => message ?? 'Not Found',
+
+      _ConnectionTimeout() => 'Connection Timeout',
+    };
+  }
+}