public bool CanDeleteSilo(DeleteSiloModel silo)
{
if (silo.CurrentCommodity != null || silo.CurrentLoad > 0)
{
throw new ArithmeticException($"The Silo {silo.Name} cannot be deleted before it is empty");
}
return(true);
}
public ActionResult ConfirmDelete(int id, DeleteSiloModel model)
{
if (ModelState.IsValid)
{
var db = new WarehouseDbContext();
var silo = db.Silos
.Where(a => a.Id == id)
.FirstOrDefault();
var siloCheck = new DeleteSiloModel
{
CurrentCommodity = silo.CurrentCommodity,
CurrentLoad = silo.CurrentLoad,
CapacityLeft = silo.MaxCapacity - silo.CurrentLoad,
Name = silo.Name
};
if (silo == null)
{
return(HttpNotFound());
}
try
{
silo.CanDeleteSilo(siloCheck);
db.Silos.Remove(silo);
var operations = db.Operations.Where(o => o.SiloId == id).ToList();
foreach (var op in operations)
{
db.Operations.Remove(op);
}
db.SaveChanges();
return(RedirectToAction("AllSilos"));
}
catch (Exception ex)
{
ModelState.AddModelError("", $"{ex.Message}");
return(View(model));
}
}
return(View(model));
}
