public async Task <IOperationResult> HandleAsync(IUpdateSaleBasedStockOperation command, ICorrelationContext context)
{
var stockOp = await _repository.GetAsync(command.Id);
if (stockOp is null)
{
throw new BaristaException("stock_operation_not_found", $"Could not find stock operation with ID '{command.Id}'");
}
if (!(stockOp is Domain.SaleBasedStockOperation saleBasedStockOp))
{
throw new BaristaException("invalid_stock_operation_update_command", $"The stock operation with ID '{command.Id}' is not a sale-based stock operation and therefore cannot be updated with this command.");
}
await Task.WhenAll(
_stockItemVerifier.AssertExists(command.StockItemId),
_saleVerifier.AssertExists(command.SaleId)
);
saleBasedStockOp.SetQuantity(command.Quantity);
saleBasedStockOp.SetStockItem(command.StockItemId);
saleBasedStockOp.SetSaleId(command.SaleId);
await _repository.UpdateAsync(saleBasedStockOp);
await _repository.SaveChanges();
await _busPublisher.Publish(new SaleBasedStockOperationUpdated(saleBasedStockOp.Id, saleBasedStockOp.StockItemId, saleBasedStockOp.Quantity, saleBasedStockOp.SaleId));
return(OperationResult.Ok());
}
public async Task <IIdentifierResult> HandleAsync(ICreateSaleBasedStockOperation command, ICorrelationContext context)
{
await Task.WhenAll(
_stockItemVerifier.AssertExists(command.StockItemId),
_saleVerifier.AssertExists(command.SaleId)
);
var saleBasedStockOp = new Domain.SaleBasedStockOperation(command.Id, command.StockItemId, command.Quantity, command.SaleId);
await _repository.AddAsync(saleBasedStockOp);
try
{
await _repository.SaveChanges();
}
catch (EntityAlreadyExistsException)
{
throw new BaristaException("sale_based_stock_operation_already_exists", $"A sale-based stock operation with the ID '{command.Id}' already exists.");
}
await _busPublisher.Publish(new SaleBasedStockOperationCreated(saleBasedStockOp.Id, saleBasedStockOp.StockItemId, saleBasedStockOp.Quantity, saleBasedStockOp.SaleId));
return(new IdentifierResult(saleBasedStockOp.Id));
}