eshop-catalog-domain/me.ahoo.wow.example.eshop.catalog.domain.product/Product/onCommand

onCommand

fun onCommand(command: CreateProduct): ProductCreated

fun onCommand(command: UpdateProduct): ProductUpdated?

fun onCommand(command: ChangeProductPrice): ProductPriceChanged?

fun onCommand(command: PublishProduct): ProductPublished?

fun onCommand(command: DelistProduct): ProductDelisted

@OnCommand(produces = [ProductDiscontinued::class, AggregateDeleted::class])

fun onCommand(command: DiscontinueProduct): Decision

Discontinues the product for good: its own event, with the reason, and the lifecycle event, in one commit, so the product is deleted as DeleteAggregate deletes it and the reason stays in its history.