public async Task <DequeuePositionResult> RemoveFromQueue(DequeuePosition item)
{
if (item is null)
{
throw new ArgumentNullException(nameof(item));
}
try
{
QueueItem nextItem = await _repository.GetNextItem(item.ServiceType);
if (nextItem is null)
{
return(null);
}
return(new DequeuePositionResult
{
CustomerID = nextItem.UserID,
CustomerNumberInQueue = nextItem.UserNumber
});
}
catch (Exception e)
{
return(null);
}
}