/*
* Event Handler for Clear Button in Sale Windows
*/
private void ClearButton_Click(object sender, EventArgs e)
{
CartFlowLayoutPanel.Controls.Clear();
ProductsFlowLayoutPanel.Controls.Clear();
CurrentCartProducts.Clear();
TotalItems = 0;
GrandTotal = 0;
TotalItemsLabel.Text = "";
GrandTotalLabel.Text = "";
}
//====================== END OF UI FUNCATIONALITY BUTTONS =========================
//====================== START OF SALE FUNCATIONALITY METHODS =========================
/*
* Event Handler for Order Button in Sale Windows
*/
private void OrderButton_Click(object sender, EventArgs e)
{
StreamWriter FileWriter;
string Reciept = "", CurrentLine, Seperator = "_", Message = "";
//Generating Dynamic Confirmation Message Based on Cart Items
Message = "Please Confirm the below order:\n\n";
foreach (CartList CartItems in CartFlowLayoutPanel.Controls)
{
Message = Message + "\nProduct Name: " + CartItems.ProdName +
"\nQuantity(s) : " + CartItems.ProdQuantity + Environment.NewLine;
}
Message = Message + "\n\nYou will have to pay €" + GrandTotal.ToString() + " for " + TotalItems.ToString() + " items.";
Message = Message + "\n\nDo you want to confirm the order?";
DialogResult DR = MessageBox.Show(Message, "Confirm the Order", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (DR == DialogResult.Yes)
{
foreach (CartList CartItems in CartFlowLayoutPanel.Controls)
{
int i;
// Modifying Original Stock ProductList
// Substracting Cart Quantities from stock
for (i = 0; i < ProductList.Count; i++)
{
if (ProductList[i].ProductQuantity > 0)
{
if (CartItems.ProdID == ProductList[i].ProductID)
{
ProductList[i].ProductQuantity -= CartItems.ProdQuantity;
break;
}
}
}
// Adding quantities into Sold Product List
//Adding Cart Quantities from stock
for (i = 0; i < SaleProductIDs.Count; i++)
{
if (CartItems.ProdID == SaleProductIDs[i].ProductID)
{
SaleProductIDs[i].ProductQuantity += CartItems.ProdQuantity;
break;
}
}
CurrentLine = CartItems.ProdCat + Seperator + CartItems.ProdName + Seperator + CartItems.ProdQuantity + Seperator + CartItems.ProdTotal;
if (Reciept == "")
{
Reciept = CurrentLine;
}
else
{
Reciept = Reciept + Seperator + CurrentLine;
}
}
TodaysSaleTotal += GrandTotal;
//Writing current Transaction to file
try
{
FileWriter = File.AppendText(TRANSACTIONDATABASEFILENAME);
FileWriter.WriteLine(TransactionIDLabel.Text);
FileWriter.WriteLine(DateTime.Today.ToShortDateString());
FileWriter.WriteLine(TotalItems.ToString());
FileWriter.WriteLine(GrandTotal.ToString());
FileWriter.WriteLine(Reciept);
FileWriter.Close();
MessageBox.Show("Transaction " + TransactionIDLabel.Text + " completed successfully");
CartFlowLayoutPanel.Controls.Clear();
ProductsFlowLayoutPanel.Controls.Clear();
CurrentCartProducts.Clear();
TotalItems = 0;
GrandTotal = 0;
TotalItemsLabel.Text = "";
GrandTotalLabel.Text = "";
}
catch
{
MessageBox.Show("Some Error Occured while Completing your order. Try again Later", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}