private void btnUpdate(object sender, EventArgs e)
{
//it is a button which is updating data of customer and product.. we give cutomerProductId through it, customer and product change.
var customerProduct = new BusinessLayer.CustomerProduct(Convert.ToInt32(customerProductId.Text));
int cusId = customerProduct.CustomerId;
int prdId = customerProduct.ProductId;
var customer = new BusinessLayer.Customer(cusId);
customer.FirstName = firstName.Text;
customer.LastName = lastName.Text;
customer.Save();
var product = new BusinessLayer.Product(prdId);
product.ProductName = productName.Text;
product.SaleCost = Convert.ToInt32(saleCost.Text);
product.WholesaleCost = Convert.ToInt32(wholeSaleCost.Text);
product.Save();
MessageBox.Show("Data Updated Successfully");
clearForm();
}
private void btnAdd(object sender, EventArgs e)
{
// it is a button which is adding data into a database
enterData();
var customer = new BusinessLayer.Customer();
var product = new BusinessLayer.Product();
var purchases = new BusinessLayer.CustomerProduct();
customer.FirstName = firstName.Text;
customer.LastName = lastName.Text;
customer.Save();
product.ProductName = productName.Text;
product.SaleCost = Convert.ToDecimal(saleCost.Text);
product.WholesaleCost = Convert.ToDecimal(wholeSaleCost.Text);
product.Save();
purchases.CustomerId = customer.CustomerId;
purchases.ProductId = product.ProductId;
purchases.Save();
MessageBox.Show("Data Updated Successfully");
clearForm();
}