removeLineItemsFromCheckout method

Future<Checkout> removeLineItemsFromCheckout({
  1. required String checkoutId,
  2. required List<LineItem> lineItems,
})

Returns the Checkout that checkoutId belongs to after removing the lineItems from it.

Implementation

Future<Checkout> removeLineItemsFromCheckout({
  required String checkoutId,
  required List<LineItem> lineItems,
}) async {
  final MutationOptions _options = MutationOptions(
    document: gql(removeLineItemsFromCheckoutMutation),
    variables: {
      'checkoutId': checkoutId,
      'lineItemIds': [for (var lineItem in lineItems) lineItem.id],
    },
  );

  final QueryResult result = await _graphQLClient!.mutate(_options);
  checkForError(
    result,
    key: 'removeLineItemsFromCheckout',
    errorKey: 'checkoutUserErrors',
  );

  return Checkout.fromJson(
    ((result.data!['checkoutLineItemsRemove'] ?? const {})['checkout'] ??
        const {}),
  );
}