public double GetTotalAmountAfterDiscounts()
{
var cartTotal = LineItems.Sum(a => a.Product.UnitPrice * a.Quantity);
var discountTotal = GetCampaignDiscount() + GetCouponDiscount();
return(cartTotal - discountTotal);
}
public TotalsMeta CalculateTotalsMeta()
{
return(new TotalsMeta
{
HighestDeposit = LineItems?.Where(x => x.Amount > 0)?.Max(x => x.Amount) ?? 0,
HighestWithdrawal = LineItems?.Where(x => x.Amount < 0)?.Min(x => x.Amount) ?? 0,
LowestDeposit = LineItems?.Where(x => x.Amount > 0)?.Min(x => x.Amount) ?? 0,
LowestWithdrawal = LineItems?.Where(x => x.Amount < 0)?.Max(x => x.Amount) ?? 0,
TotalsTally = LineItems?.Sum(x => x.Amount) == (EndingBalance - StartingBalance)
});
}
public double GetCouponDiscount()
{
if (AppliedCoupon == null)
{
return(default(double));
}
var cartTotal = LineItems.Sum(a => a.Product.UnitPrice * a.Quantity) - GetCampaignDiscount();
return(_couponCalculator.CalculateFor(AppliedCoupon, cartTotal));
}
/// <summary>
/// adds line item to collection and recalculates totals
/// </summary>
/// <param name="line"></param>
public void AddLineItem(LineItem item)
{
item.Discount = _utilities.GetVolumeDiscount(item);
item.ItemTotal = Math.Round(item.Bike.Price * item.Discount * item.Quantity, 2);
this.LineItems.Add(item);
this.SubTotal = Math.Round(LineItems.Sum(l => l.ItemTotal), 2);
this.Tax = Math.Round(SubTotal * _utilities.GetSalesTaxRate(this.Company.Address), 2);
this.Total = Math.Round(SubTotal + Tax, 2);
}
public decimal CalculateOrderPrice()
{
decimal totalDiscount = 0;
decimal totalPrice = LineItems.Sum(i => i.UnitPrice * i.Quantity);
foreach (var item in Promotions)
{
totalDiscount += item.GetDiscount(LineItems);
}
decimal finalPrice = totalPrice - totalDiscount;
Console.WriteLine($"OrderID: {this.Id} => Total price: {totalPrice.ToString("0.00")} | Discount: {totalDiscount.ToString("0.00")} | Final price: {finalPrice.ToString("0.00")}");
return finalPrice;
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (InvoiceId != null ? InvoiceId.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ InvoiceNumber;
hashCode = (hashCode * 397) ^ (InvoiceNumberAsString != null ? InvoiceNumberAsString.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ Total.GetHashCode();
hashCode = (hashCode * 397) ^ Subtotal.GetHashCode();
hashCode = (hashCode * 397) ^ Tax.GetHashCode();
hashCode = (hashCode * 397) ^ TaxPercentage.GetHashCode();
hashCode = (hashCode * 397) ^ InvoiceDate.GetHashCode();
hashCode = (hashCode * 397) ^ (ContractName != null ? ContractName.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ PeriodStartDate.GetHashCode();
hashCode = (hashCode * 397) ^ PeriodEndDate.GetHashCode();
hashCode = (hashCode * 397) ^ (Currency != null ? Currency.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (From != null ? From.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (To != null ? To.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (LineItems?.Sum(x => x.GetHashCode()) ?? 0);
return(hashCode);
}
}
public virtual decimal TotalWithTax()
{
return(LineItems.Sum(amt => amt.TotalWithTax()));
}
/// <summary>
/// Total is sum of all line unit amts * quantities
/// </summary>
public virtual decimal Total()
{
return(LineItems.Sum(amt => amt.Quantity * amt.UnitPrice));
}
public void CalculateTotalPrice()
{
Price = LineItems.Sum(i => i.Price * i.Quantity);
SalesTax = Price * GetSalesTax();
}
private void CalculateTotal()
{
Total = LineItems.Sum(l => l.DiscountedSubTotal);
}
/// <summary>
/// GetTotal should return the sum of (Cost * Quantity) for each line item
/// </summary>
public decimal GetTotal()
{
return((decimal)LineItems.Sum(x => x.Cost * x.Quantity));
}