public void AddOrderedDish(Ordered_Dish Odish)//adds an ordered dish
{
if (Odish.amountOfDish <= 0)
{
throw new Exception("amount of dish isn't possible.. ");
}
float p = totalprice(Odish.orderNumber);//total price be4 adding the new dish
Dish d = dal.listDishes(s => s.dishNumber == Odish.dishNumber).FirstOrDefault();
Order o = dal.listOreders(s => s.orderNumber == Odish.orderNumber).FirstOrDefault();
DateTime dd = DateTime.Now;
DateTime ed = o.date;
if (ed.Year < dd.Year || (ed.Year == dd.Year && ed.Month < dd.Month) || (ed.Year == dd.Year && ed.Month == dd.Month && ed.Day < dd.Day))
{
throw new Exception("cant add ordered dish to an old order");
}
Branch b = dal.listBranch(t => t.branchNumber == o.branchNumber).FirstOrDefault();
Ordered_Dish od = dal.listorderedDishes(s => (s.dishNumber == Odish.dishNumber) && (s.orderNumber == Odish.orderNumber)).FirstOrDefault();
if ((p + (d.dishPrice * Odish.amountOfDish)) > o.MaxPriceOfOrder)//checking that the total order pride isn't out of range
{
throw new Exception("cannot add dish,price of order is out of range ");
}
else if (b.branchAvailableDeliveryGuys - o.numWorkers < 0)
{
throw new Exception("cannot add dish,there aren't enough workers in the branch for this order ");
}
else if (d.Hechsher < o.Hechsher)//if the hechsher of the dish is lower than the hechsher of the order
{
// throw exception
throw new Exception("cannot add dish,hechsher isn't good enough... ");
}
else if (!(dishExistInList(Odish.dishNumber) && branchExistInList(o.branchNumber)))//dish or branch do not exist
{
throw new Exception("cannot add dish,the dish or the branch don't exist... ");
}
if (od == null)
{
dal.AddOrderedDish(Odish);
}
else
{
Ordered_Dish odnew = new Ordered_Dish(od.dishNumber, od.orderNumber, od.amountOfDish + Odish.amountOfDish);
dal.SetOrderedDish(odnew);
}
}
