static void Main(string[] args)
{
ShoppingCart shoppingBucket = new ShoppingCart();
//Weekly Offer
WeeklyOffer offer = new WeeklyOffer();
offer.Offer.Add(Products.Apple, new Dictionary <long, double> {
{ 2, 45 }
});
offer.Offer.Add(Products.Banana, new Dictionary <long, double> {
{ 3, 130 }
});
//Product Price
PricePerItem pricePerItem = new PricePerItem();
pricePerItem.PricePerProduct.Add(Products.Apple, 30);
pricePerItem.PricePerProduct.Add(Products.Banana, 50);
pricePerItem.PricePerProduct.Add(Products.Peach, 60);
Console.WriteLine("\n\n");
Console.WriteLine("=====================================");
Console.WriteLine("Shopping Cart Kata");
Console.WriteLine("=====================================");
Console.WriteLine("\n\n");
double value = 0;
string inputMessage = CheckoutKataHelper.GenerateInputMessage();
do
{
Console.Write(inputMessage);
value = CheckoutKataHelper.ValidateInput();
if (value != 0)
{
shoppingBucket = CheckoutKataHelper.AddItemInShoppingCart(value, shoppingBucket);
}
} while (value != 0);
//Add in the bill
Bill custBill = CheckoutKataHelper.GenerateBill(shoppingBucket.cart, offer, pricePerItem);
//Print bill.
CheckoutKataHelper.PrintBill(custBill, offer, pricePerItem);
}
public void Setup()
{
shoppingCart = new ShoppingCart();
//Weekly Offer
offer = new WeeklyOffer();
offer.Offer.Add(Products.Apple, new Dictionary <long, double> {
{ 2, 45 }
});
offer.Offer.Add(Products.Banana, new Dictionary <long, double> {
{ 3, 130 }
});
//Product Price
pricePerItem = new PricePerItem();
pricePerItem.PricePerProduct.Add(Products.Apple, 30);
pricePerItem.PricePerProduct.Add(Products.Banana, 50);
pricePerItem.PricePerProduct.Add(Products.Peach, 60);
}
private void SizeListBox_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
SalesSummaryGroupBox.Enabled = true;
BigBagRadioButton.Checked = false;
SmallBagRadioButton.Checked = false;
double PricePerItem;
PricePerItem = GetNetweightPrice(itemPriceSelected);
NoOfItemLabel.Text = PricePerItem.ToString();
double totalprice = double.Parse(QuantityTextBox.Text) * double.Parse(NoOfItemLabel.Text);
TotalLabel.Text = totalprice.ToString();
QuantityTextBox.Text = "1";
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// Print Generate Bill
/// </summary>
/// <param name="customerBill"></param>
public static void PrintBill(Bill customerBill, WeeklyOffer offer, PricePerItem ppp)
{
Console.WriteLine("\n\n");
Console.WriteLine("\n\n");
Console.WriteLine("==========================");
Console.WriteLine("Generate System Invoice");
Console.WriteLine("==========================");
Console.WriteLine("Prodcut name --- Offer Applied on --- Normal rate --- Total");
Console.WriteLine("-----------------------------------------------------------");
customerBill.Products.ForEach(item => {
Dictionary <long, double> offeredPriceForItem = offer.Offer.FirstOrDefault(kvp => kvp.Key == item.Product).Value;
StringBuilder strBuild = new StringBuilder();
strBuild.Append(item.Product);
strBuild.Append(" --- ");
//check if offered prices are applied on the items
if (item.ItemsWithOfferedPrice != null && item.ItemsWithOfferedPrice.Keys.Count > 0)
{
offeredPriceForItem?.Keys?.OrderByDescending(v => v).ToList().ForEach(key => {
item.ItemsWithOfferedPrice.Keys.ToList().ForEach(offeredItem => {
if (offeredItem % key == 0)
{
strBuild.Append(key * (offeredItem / key) + " ( " + offeredItem / key + " X " + offeredPriceForItem[key] + " )");
strBuild.Append("---");
}
});
});
}
else
{
strBuild.Append("0 X 0");
strBuild.Append("---");
}
//check if normal prices are applied on the items
if (item.ItemsWithPrice != null && item.ItemsWithPrice.Count > 0)
{
strBuild.Append(String.Join(',', item.ItemsWithPrice.Keys) + " X " + ppp.PricePerProduct[item.Product].ToString());
}
else
{
strBuild.Append("0 X " + ppp.PricePerProduct[item.Product].ToString());
}
strBuild.Append("---");
strBuild.Append(String.Join(',', item.TotalPrice()));
Console.WriteLine(strBuild.ToString());
});
Console.WriteLine("------------------------------------------------");
Console.WriteLine("Payable Amount ==> " + customerBill.PayableAmount());
Console.WriteLine("------------------------------------------------");
}
/// <summary>
/// Generate bill with applying Weekly offers to added items in the shopping cart
/// </summary>
/// <param name="ShoppingCart"></param>
/// <param name="offer"></param>
public static Bill GenerateBill(Dictionary <Products, long> ShoppingCart, WeeklyOffer offer, PricePerItem productPrices)
{
// Generate bill object
Bill custBill = new Bill();
List <BilledItem> billedItems = new List <BilledItem>();
foreach (Products item in ShoppingCart.Keys)
{
BilledItem billItem = new BilledItem();
billItem.Product = item;
Dictionary <long, double> offeredPriceForItem = offer.Offer.FirstOrDefault(kvp => kvp.Key == item).Value;
long productCountInBucket = ShoppingCart[item];
// apply Offer
long howManyOnOfferedPrice = 0;
offeredPriceForItem?.Keys?.OrderByDescending(v => v).ToList().ForEach(key => {
if (offeredPriceForItem != null && productCountInBucket >= key)
{
howManyOnOfferedPrice = productCountInBucket - (productCountInBucket % key);
billItem.ItemsWithOfferedPrice.Add(howManyOnOfferedPrice, ((howManyOnOfferedPrice / key) * offeredPriceForItem[key]));
}
});
// check without offer items and apply rate.
long howManyWithoutOfferedPrice = productCountInBucket - billItem.ItemsWithOfferedPrice.Keys.Sum();
if (howManyWithoutOfferedPrice > 0)
{
billItem.ItemsWithPrice.Add(howManyWithoutOfferedPrice, howManyWithoutOfferedPrice * productPrices.PricePerProduct[item]);
}
// add billed items in the bill array
billedItems.Add(billItem);
}
custBill.Products = billedItems;
return(custBill);
}
