protected async Task UpdateParcelStatusAsync(Guid parcelId, Action <Parcel> update)
{
var parcel = await _parcelsRepository.GetAsync(parcelId);
update(parcel);
await _parcelsRepository.UpdateAsync(parcel);
}
public async Task HandleAsync(DeliveryCompleted @event)
{
var parcel = await _parcelsRepository.GetAsync(@event.ParcelId);
if (parcel is null)
{
throw new InvalidOperationException($"Parcel with id: {@event.ParcelId} was not found.");
}
parcel.CompleteDelivery();
await _parcelsRepository.UpdateAsync(parcel);
_logger.LogInformation($"The delivery for parcel with id: {@event.ParcelId} has completed.");
}
public async Task HandleAsync(DeliveryFailed @event)
{
var parcel = await _parcelsRepository.GetAsync(@event.ParcelId);
if (parcel is null)
{
throw new InvalidOperationException($"Parcel with id: {@event.ParcelId} was not found.");
}
parcel.FailDelivery(@event.Reason);
await _parcelsRepository.UpdateAsync(parcel);
_logger.LogInformation($"The delivery for parcel with id: {@event.ParcelId} has failed " +
$"reason: {@event.Reason}.");
}