public static void CreatePurchaseOrders(string empId, List <long> itemIds, List <long> itemsFirstSupplierIds, List <int> quantities)
{
//Key: SupplierId
//Value: List of Tuple of Item Id and Corresponding Quantity
Dictionary <long, List <Tuple <long, int> > > uniquePurchaseOrders = new Dictionary <long, List <Tuple <long, int> > >();
string newOrderNumber;
//To group items with same alt supplier together into one Purchase Order
for (int i = 0; i < itemIds.Count; i++)
{
if (quantities[i] > 0)
{
if (uniquePurchaseOrders.ContainsKey(itemsFirstSupplierIds[i]))
{
uniquePurchaseOrders[itemsFirstSupplierIds[i]].Add(new Tuple <long, int>(itemIds[i], quantities[i]));
}
else
{
List <Tuple <long, int> > selectedItemsIdsAndQuantites = new List <Tuple <long, int> >();
uniquePurchaseOrders.Add(itemsFirstSupplierIds[i], selectedItemsIdsAndQuantites);
uniquePurchaseOrders[itemsFirstSupplierIds[i]].Add(new Tuple <long, int>(itemIds[i], quantities[i]));
}
}
}
foreach (KeyValuePair <long, List <Tuple <long, int> > > po in uniquePurchaseOrders)
{
//Create new record under PurchaseOrder table.
newOrderNumber = PurchaseOrderDAO.GetNewOrderNumber();
StockDAO.CreatePurchaseOrder(po.Key, po.Value, newOrderNumber, long.Parse(empId));
}
}
