iikoFront Api V4 Code Reference
Resto.Front.Api.V4.Extensions
OperationServiceExtensions Class
OperationServiceExtensions Methods
AddDiscount Method
AddDiscountByCardNumber Method
AddExternalPaymentItem Method
AddFlexibleSumDiscount Method
AddFlexibleSumDiscountByCardNumber Method
AddOrderGuest Method
AddOrderItemModifier Method
AddOrderItemProduct Method
AddPaymentItem Method
AddPreliminaryPaymentItem Method
BindReserveToOrder Method
ChangeClientAddresses Method
ChangeClientBlacklistInfo Method
ChangeClientCardNumber Method
ChangeClientComment Method
ChangeClientEmails Method
ChangeClientIikoBizId Method
ChangeClientIikoNetId Method
ChangeClientLinkedCounteragent Method
ChangeClientMainAddressIndex Method
ChangeClientName Method
ChangeClientNick Method
ChangeClientPhones Method
ChangeClientSurname Method
ChangeDeliveryActualDeliverTime Method
ChangeDeliveryAddress Method
ChangeDeliveryComment Method
ChangeDeliveryConfirmTime Method
ChangeDeliveryCourier Method
ChangeDeliveryDuration Method
ChangeDeliveryEmail Method
ChangeDeliveryExpectedDeliverTime Method
ChangeDeliveryLocation Method
ChangeDeliveryMarketingSource Method
ChangeDeliveryOperator Method
ChangeDeliveryOrderPredictedCookingCompleteTime Method
ChangeDeliveryPersonsCount Method
ChangeDeliveryPhone Method
ChangeDeliveryPredictedDeliveryTime Method
ChangeDeliveryProblemComment Method
ChangeDeliveryProblemStatus Method
ChangeDeliverySplitBetweenPersons Method
ChangeEstimatedOrderGuestsCount Method
ChangeOrderItemComment Method
ChangeOrderItemModifierAmount Method
ChangeOrderItemProductAmount Method
ChangeOrderItemProductCourse Method
ChangeOrderItemWaiter Method
ChangeOrderOriginName Method
ChangePaymentItemSum Method
ChangePreliminaryPaymentItemSum Method
ChangeReserveComment Method
ChangeReserveDuration Method
ChangeReserveEstimatedStartTime Method
ChangeReserveGuestsCount Method
ChangeReserveReminder Method
ChangeReserveTable Method
ChangeReserveTables Method
ChangeSelectiveDiscount Method
ChangeStreetName Method
CreateBanquet Method
CreateReserve Method
CreateStreet Method
DeleteDiscount Method
DeleteExternalPaymentItem Method
DeleteOrderGuest Method
DeleteOrderItemComment Method
DeleteOrderItemModifier Method
DeleteOrderItemProduct Method
DeleteOrRestoreStreet Method
DeletePaymentItem Method
DeletePreliminaryPaymentItem Method
DeletePrintedOrderItemModifier Method
DeletePrintedOrderItemProduct Method
GroupOrderItemProducts Method
MoveOrderItemProduct Method
MoveOrderItemProductToAnotherOrder Method
RenameOrderGuest Method
ReopenReserve Method
ResetIsPrintedDeliveryBillActual Method
ServeOrderItemProduct Method
SetDeliveryConfirmed Method
SetDeliveryCustomerAuthorizedInIikoBiz Method
SetDeliveryCustomerAuthorizedInIikoNet Method
SetDeliveryDelivered Method
SetDeliveryUnconfirmed Method
SetDeliveryUndelivered Method
SetOrderType Method
StartBanquet Method
UngroupOrderItemProducts Method
UnserveOrderItemProduct Method
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OperationServiceExtensionsDeleteDiscount Method

Removes discount of known type to existing order. User must have rights to work with discounts.

Namespace:  Resto.Front.Api.V4.Extensions
Assembly:  Resto.Front.Api.V4 (in Resto.Front.Api.V4.dll)
Syntax
C#
Copy
public static void DeleteDiscount(
	this IOperationService operationService,
	IDiscountItem discountItem,
	IOrder order,
	ICredentials credentials
)

Parameters

operationService
Type: Resto.Front.Api.V4IOperationService
Operation service.
discountItem
Type: Resto.Front.Api.V4.Data.OrdersIDiscountItem
Discount to be removed.
order
Type: Resto.Front.Api.V4.Data.OrdersIOrder
credentials
Type: Resto.Front.Api.V4.Data.SecurityICredentials
Credentials of the user. Required to pass permission and some other checks, as well as execute personalized operations.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IOperationService. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also