/* This function was written by Bob van Beek (610685) */
/// <summary>
/// Asynchronous method which retrieves a Deliverer with the given identifier.
/// </summary>
/// <param name="id"></param>
/// <returns>Filled Deliverer class or null</returns>
public async Task <Deliverer> GetDelivererById(Guid id)
{
try
{
_logger.Information($"A request has been made to get a Deliverer with id {id} from the context.");
Deliverer d = await _deliverersRepo.GetDelivererById(id);
return(d ?? throw new ArgumentNullException($"Dependency failure: The repository returned null."));
}
catch (Exception e) // Error handling
{
_logger.Error($"IDeliverersService says: {e.Message} Exception occured on line {new StackTrace(e, true).GetFrame(0).GetFileLineNumber()}.");
return(null);
}
}
