internal PurchaseClass UpdatePurchase(PurchaseClass purchase)
{
string crypto = purchase.Crypto;
if (purchase.Current <= 0 || (DateTime.Now - purchase.LastUpdate).TotalSeconds > 20)
{
purchase.Current = Math.Round(App.GetCurrentPrice(crypto, "defaultMarket"), 4);
}
curr = purchase.Current;
purchase.Worth = Math.Round(curr * purchase.CryptoQty, 2);
// If the user has also filled the invested quantity, we can calculate everything else
if (purchase.InvestedQty > 0)
{
double priceBought = (1 / purchase.CryptoQty) * purchase.InvestedQty;
priceBought = Math.Round(priceBought, 4);
double earningz = Math.Round((curr - priceBought) * purchase.CryptoQty, 4);
purchase.arrow = earningz < 0 ? "▼" : "▲";
purchase.BoughtAt = priceBought;
purchase.Delta = Math.Round(curr / priceBought, 2) * 100;
if (purchase.Delta > 100)
{
purchase.Delta -= 100;
}
purchase.Profit = Math.Round(Math.Abs(earningz), 2);
purchase.ProfitFG = (earningz < 0) ? (SolidColorBrush)App.Current.Resources["pastelRed"] : (SolidColorBrush)App.Current.Resources["pastelGreen"];
}
return(purchase);
}
public ActionResult Purchase()
{
decimal sum = 0;
int userId = db.Users.FirstOrDefault(x => x.Email == User.Identity.Name).Id;
var userCart = db.UserCarts.FirstOrDefault(x => x.UserId == userId && x.Result == null);
if (userCart != null)
{
var cart = userCart.UserCartProducts.Select(x => new Cart()
{
ProductId = x.ProductId,
Price = x.Product.Price,
Qty = x.Qty
});
foreach (var item in cart)
{
sum += item.Qty * db.Products.FirstOrDefault(x => x.Id == item.ProductId).Price;
}
}
PurchaseClass pc = new PurchaseClass()
{
UserID = userId,
FirstName = db.Users.FirstOrDefault(x => x.Id == userId).FirstName,
LastName = db.Users.FirstOrDefault(x => x.Id == userId).LastName,
City = db.Users.FirstOrDefault(x => x.Id == userId).City,
PostalCode = db.Users.FirstOrDefault(x => x.Id == userId).PostalCode,
Street = db.Users.FirstOrDefault(x => x.Id == userId).Street,
Appartments = db.Users.FirstOrDefault(x => x.Id == userId).Appartment,
TotalAmount = sum
};
return(View(pc));
}