public async Task <IActionResult> RemoveItem([FromBody] RemoveItemModel model)
{
var useCase = new RemoveItemFromBasket(model.BasketId, model.ProductId, model.Quantity);
var cmd = new Command <RemoveItemFromBasket>(useCase);
var basket = await _commandHandler.Execute <PendingBasket>(cmd);
return(Ok(BasketModel.FromAggregateRoot(basket)));
}
public IHttpActionResult RemoveItem([FromBody] RemoveItemModel model)
{
var cmd = new RemoveItemFromBasket(
model.BasketId,
model.ProductId,
model.Quantity);
var basket = _commandDispatcher.ExecuteCommand <BasketAggregate>(cmd);
return(Ok(BasketModel.FromAggregate(basket)));
}
private BasketEvent RemoveItemToBasketAction(RemoveItemFromBasket message)
{
var basketItem = BasketState.Items.Find(item => item.Id == message.BasketItemId);
switch (basketItem)
{
case BasketItem _:
BasketState.Items.Remove(basketItem);
return(new ItemRemoved());
default:
return(new ItemNotFound());
}
}
public BasketEvent RemoveItemToBasketAction(RemoveItemFromBasket message)
{
var basketItem = this.BasketState.Items.Find(item => item.Id == message.BasketItemId);
if (basketItem is BasketItem)
{
this.BasketState.Items.Remove(basketItem);
return(new ItemRemoved());
}
else
{
return(new ItemNotFound());
}
}
public void When_RemoveItemBelowZero_ItemRemoved()
{
Given(InitialEvents.ToArray());
var command = new RemoveItemFromBasket(id, productId, 15);
command.Metadata.CausationId = command.Metadata.CommandId;
command.Metadata.CorrelationId = causationAndCorrelationId;
When(command);
var expectedEvent = new BasketItemRemoved(id, productId, 10);
expectedEvent.Metadata.CausationId = command.Metadata.CommandId;
expectedEvent.Metadata.CorrelationId = causationAndCorrelationId;
expectedEvent.Metadata.ProcessId = command.Metadata.ProcessId;
Then(expectedEvent);
}
internal void RemoveItemFromBasket(RemoveItemFromBasket cmd)
{
if (State != BasketState.Pending)
{
throw new InvalidStateException(AggregateId, $"Cannot remove item. Basket is {State}");
}
var basketId = cmd.AggregateId;
var productId = cmd.ProductId;
var quantity = cmd.Quantity;
var orderLine = OrderLines.SingleOrDefault(ol => ol.ProductId == productId);
if (orderLine != null)
{
if (orderLine.Quantity < quantity)
{
quantity = orderLine.Quantity;
}
RaiseEvent(new BasketItemRemoved(basketId, productId, quantity));
}
}
