}// closes Page_load
/* this method passes the barcode and product ID to the AddBarcodeToProduct method in the HWW.cs file
* to add the barcode to the database
*/
protected void ButnConfBarcode_Click(object sender, EventArgs e)
{
/* the barcode scanner causes the page to act as though the Confirm add the barcode button has been clicked.
* the page.valid will only try to pass the barcode details to the database once client side validation has been passed
*/
if (Page.IsValid)
{
Products addBar = new Products();
addBar.prodID = Convert.ToInt16(TxtProdID.Text);
addBar.prodBar = Convert.ToInt64(TxtAddBarcode.Text);
addBar.AddBarcodeToProduct();
//If an error occurs when adding the barcode to the database then display the error messgae to the user
if (addBar.errNo.Equals(2627) && (addBar.errMsg.Contains("Error in Adding barcode")))
{
TxtAddBarcodeConfirmation.Text = "The barcode already exists in the database";
TxtAddBarcodeConfirmation.Visible = true;
TxtAddBarcodeConfirmation.ForeColor = System.Drawing.Color.Red;
}
else if (addBar.errNo.Equals(547))
{
//If the product ID doesn't exist in the database then display the error messgae to the user
TxtAddBarcodeConfirmation.Text = "The product ID does not exists in the database";
TxtAddBarcodeConfirmation.Visible = true;
TxtAddBarcodeConfirmation.ForeColor = System.Drawing.Color.Red;
}
else
{
//displays a confirmation that the product has been added to the database
TxtAddBarcodeConfirmation.Text = "The product barcode " + TxtAddBarcode.Text +
" has been added to product ID " + TxtProdID.Text + " in the database";
TxtAddBarcodeConfirmation.Visible = true;
TxtAddBarcodeConfirmation.ForeColor = System.Drawing.Color.Black;
TxtAddBarcode.Text = string.Empty;
TxtProdID.Text = string.Empty;
}
}//Closes if Page is valid
}
