private void CalculateSaleCost()
{
try
{
decimal discount = 0;
decimal subTotal = 0;
decimal total = 0;
decimal saleSubTotal = 0;
int lineItemQty = 0;
decimal lineItemPrice = 0;
if (dgvOrderItems.Rows.Count > 0)
{
foreach (GridViewRowInfo gr in dgvOrderItems.Rows)
{
lineItemQty = int.Parse(gr.Cells[1].Value.ToString());
lineItemPrice = decimal.Parse(gr.Cells[2].Value.ToString());
discount = gr.Cells[3].Value.ToString() == "" ? 0 : (decimal.Parse(gr.Cells[3].Value.ToString()));
_sale.CalculateLineTotal(lineItemQty, lineItemPrice, 0, discount, out subTotal, out total);
saleSubTotal += subTotal;
}
}
decimal discountamt = txtSaleDiscount.Text == "" ? 0 : txtSaleDiscount.Text.ToDecimal();
decimal calculatedTax = Math.Round(_sale.CalculateTax((saleSubTotal), _taxRate), 2);
decimal totalAmount = (saleSubTotal + calculatedTax) - discountamt;
txtSubTotal.Text = Math.Round(saleSubTotal, 2).ToString();
txtTax.Text = calculatedTax.ToString();
txtTotalAmt.Text = totalAmount.ToString();
}
catch (Exception ex)
{
_logger.LogError(ex, "An error occurred", "ucSale", "CalculateItemsCost");
Helper.ShowMessage("An error occured " + ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private decimal CalculateTax(decimal totalSaleSubTotal, decimal taxAmt)
{
return(Math.Round(totalSaleSubTotal, 2) + _sale.CalculateTax(totalSaleSubTotal, taxAmt));
}