public void TakeDelivery(int userId, int deliveryId)
{
var delivery = _queryFacade.Deliveries.FirstOrDefault(d => d.Id == deliveryId);
if (delivery == null)
{
//404 код, если доставки с указанным id не найдено
HttpContext.Response.StatusCode = 404;
HttpContext.Response.WriteAsync($"Delivery with id {deliveryId} not found").Wait();
}
else if (delivery.Status != DeliveySatus.Available)
{
//422, если доставка не доступна
HttpContext.Response.StatusCode = 422;
HttpContext.Response.WriteAsync($"Delivery with id {deliveryId} is not available").Wait();
}
else
{
//если все ок - назначем
AssignToUserCommand command = new AssignToUserCommand()
{
DeliveryId = delivery.Id, UserId = userId
};
_commandHandler.Handle(command);
}
}
public void Handle(AssignToUserCommand command)
{
var delivery = _workUnit.Deliveries.FirstOrDefault(d => d.Id == command.DeliveryId);
if (delivery != null)
{
delivery.Status = DeliveySatus.Taken;
delivery.UserId = command.UserId;
delivery.ModificationDate = DateTime.Now;
_workUnit.SaveChanges();
}
}
