public async Task Handle(CreateInventoryItem command)
{
InventoryItemEvents iie = new InventoryItemEvents(_inventoryEventRepository, command.AggregateId);
var eventData = ((CreateInventoryItemData)command.EventData).InventoryItemData;
if (await iie.ModelEventsCountAsync(command.AggregateId) > 0)
{
//if (await _inventoryEventRepository.ModelEventsCountAsync(command.AggregateId) > 0)
throw new DuplicateAggregateException(
string.Format("AggregateId {0} already created an inventory item.", command.AggregateId));
}
await Task.WhenAll(
iie.AppendEventAsync((IModelEvent <Guid>)command),
_inventoryWriteRepository.AppendAsync(
command.AggregateId,
new InventoryItemDto()
{
Id = command.AggregateId,
LastEventTimestamp = command.Timestamp,
Name = eventData.Name,
IsActive = eventData.IsActive,
Count = eventData.Count,
Note = eventData.Note
}
));
}
public async Task Handle(DeleteInventoryItem command)
{
InventoryItemEvents iie = new InventoryItemEvents(_inventoryEventRepository, command.AggregateId);
// ToDo: Cache aggregate and attempt to update rather than regenerate
InventoryItemAggregate iia = (InventoryItemAggregate)await iie.ModelAsync();
await Task.WhenAll(
iie.AppendEventAsync((IModelEvent <Guid>)command)
, _inventoryWriteRepository.DeleteAsync(command.AggregateId)
);
}
private async Task _HandleUpdate(AInventoryItemEvent command)
{
InventoryItemEvents iie = new InventoryItemEvents(_inventoryEventRepository, command.AggregateId);
// ToDo: Cache aggregate and attempt to update rather than regenerate
InventoryItemAggregate iia = (InventoryItemAggregate)await iie.ModelAsync();
command.ApplyEventData(iia);
await Task.WhenAll(
iie.AppendEventAsync((IModelEvent <Guid>)command),
_inventoryWriteRepository.UpdateAsync(
command.AggregateId,
new InventoryItemDto(iia)
));
}