OperationServiceExtensionsAddOrderModifierItem Method (IOperationService, Guid, Int32, IProduct, IProductGroup, IOrder, IOrderProductItem, ICredentials, NullableInt32, NullableDecimal)

public static IOrderModifierItem AddOrderModifierItem(
	this IOperationService operationService,
	Guid id,
	int amount,
	IProduct modifier,
	IProductGroup parentGroup,
	IOrder order,
	IOrderProductItem productItem,
	ICredentials credentials,
	int? payableAmount = null,
	decimal? predefinedPrice = null
)

Parameters

operationService

Type: Resto.Front.ApiIOperationService
Operation service.

id

Type: SystemGuid
Unique identifier of the new order item modifier. MUST be unique not only for the order item or order, but for the whole system. Therefore it must be taken from some synchronization operation or generated with Guid.NewGuid().

amount

Type: SystemInt32
Amount of the modifier. Can be from 1 to 999.

modifier

Type: Resto.Front.Api.Data.AssortmentIProduct
Assortment position for modifier. Must be accessible through IOrderProductItem.AvailableSimpleModifiers collection or one of the IOrderProductItem.AvailableGroupModifiers child collections.

parentGroup

Type: Resto.Front.Api.Data.AssortmentIProductGroup
Assortment position group for modifier. Must be specified if new modifier will be part of the group modifier. Otherwise null. Group modifier must be chosen from IOrderProductItem.AvailableGroupModifiers

order

Type: Resto.Front.Api.Data.OrdersIOrder
Order to which modifier will be added

productItem

Type: Resto.Front.Api.Data.OrdersIOrderProductItem
Order item to which modifier will be added.

credentials

Type: Resto.Front.Api.Data.SecurityICredentials
Credentials of the user. Required to pass permission and some other checks, as well as execute personalized operations.

payableAmount (Optional)

Type: SystemNullableInt32
Custom payable amount. Leave it null to use default logic or set custom value to override default logic. Payable part of the amount must be between zero (which means that whole modifier is free of charge) and amount (which means that whole modifier is payable).

predefinedPrice (Optional)

Type: SystemNullableDecimal
Predefined fixed price of the modifier, allows to use external quotation instead of default price list. null means default price.

Return Value

Usage Note

Reference