refund

lib/infrastructure/order/datasources/remote_data_provider.dart

@@ -262,4 +262,27 @@ class OrderRemoteDataProvider {
       return DC.error(OrderFailure.serverError(e));
     }
   }
+
+  Future<DC<OrderFailure, Unit>> refundPayment({
+    required String id,
+    required String reason,
+    required int refundAmount,
+  }) async {
+    try {
+      final response = await _apiClient.post(
+        '${ApiPath.orders}/$id/refund',
+        data: {'refund_amount': refundAmount, 'reason': reason},
+        headers: getAuthorizationHeader(),
+      );
+
+      if (response.data['success'] == false) {
+        return DC.error(OrderFailure.unexpectedError());
+      }
+
+      return DC.data(unit);
+    } on ApiFailure catch (e, s) {
+      log('refundPaymnetError', name: _logName, error: e, stackTrace: s);
+      return DC.error(OrderFailure.serverError(e));
+    }
+  }
 }