// Calculates the total price of the sales invoice after applying the promotions.
public float calculatePromotion(Dictionary <string, int> SalesInvoice)
{
ProductsList products = new ProductsList();
Promotions promotions = new Promotions();
float totalPrice = 0;
float promotionsOffers = 0;
// Apply each promotion on the sales invoice and get the aggreageted offervalue.
foreach (var promotion in promotions.list_of_promotions)
{
var offer = applyPromotion(promotion, SalesInvoice);
promotionsOffers = promotionsOffers + offer;
}
// Calculate the total price for non promotion items, ie left over items after aplying promotion
var saleList = new List <string>(SalesInvoice.Keys);
foreach (var sale in saleList)
{
var price = products.SKUID[sale] * SalesInvoice[sale];
totalPrice = totalPrice + price;
Console.WriteLine("Offer:{0} => {1}", price, totalPrice);
}
Console.WriteLine("Offer:{0}", totalPrice);
return(promotionsOffers + totalPrice);
}
static void Main(string[] args)
{
ProductsList productsList = new ProductsList();
PromotionCalculate promotionCalculate = new PromotionCalculate();
promotionCalculate.calculatePromotion(productsList.SKUID);
Console.WriteLine("Promotions Engine !");
Console.ReadLine();
}