public static string[] purchase(string username, string creditNumber, string validity, string cvv)
{
if (user.getUserName().Equals("guest") || !user.getUserName().Equals(username))
{
UserServices.addGuest();
}
string[] temp = BuissnessLayer.UserServices.purchase(username, creditNumber, validity, cvv);
if (temp == null || temp[0].Equals("false"))
{
return(temp);
}
ICollection <SLreceipt> list = new List <SLreceipt>();
for (int i = 1; i < temp.Length; i++)
{
SLreceipt receipt = ProductController.makeReceipt(convertReceipt(temp[i]));
ICollection <string> storeOwners = StoreController.searchStore(receipt.storeName).ownerNames;
foreach (string owner in storeOwners)
{
string msg = username + "has bought the following products from the store " + receipt.storeName + ":";
ICollection <SLproduct> products = receipt.products;
foreach (SLproduct product in products)
{
msg += "\n" + product.productName + " by " + product.manufacturer + " X" + product.amount;
}
UserServices.getUser(owner).addAlarm("Purchased products", msg);
}
list.Add(receipt);
}
// DirAppend.AddToLogger("user " + user.getUserName() + " just purchase his cart", Result.Log);
return(ReceiptsToStringArray(list));
}
private static string ReceiptToString(SLreceipt receipt)
{
string ans = "";
foreach (SLproduct pro in receipt.products)
{
ans += ProductToString(pro) + "&";
}
if (ans.Length > 0)
{
ans = ans.Substring(0, ans.Length - 1); // delete the & in the end
}
return(receipt.userName + "$" + receipt.storeName + "$" + receipt.price + "$" + receipt.date.ToString("dddd, dd MMMM yyyy HH:mm:ss") + "$" + receipt.receiptID + "$" + ans);
}