public bool IsPaid() { if (VendorPayments != null && VendorPayments.Count > 0) { var paymentSum = VendorPayments.Sum(p => p.Amount); if (paymentSum == PurchaseInvoiceLines.Sum(l => l.Amount * l.Quantity)) { return(true); } } return(false); }
public bool IsPaid() { return(PurchaseInvoiceLines.Sum(a => a.Amount) == VendorPayments.Sum(a => a.Amount)); }