protected void SubmitButton_Click(object sender, EventArgs e)
{
// Submit all the changes.
Discount origDiscount = GetDiscount();
Discount discount = new Discount();
DiscountItemBL discountItemBL = new DiscountItemBL();
DataTable source = (DataTable)ViewState["DataSource"];
// First, the discount.
discount.description = DiscountDescriptionTextBox.Text;
discount.startDate = Convert.ToDateTime(DateDown.Text);
discount.endDate = Convert.ToDateTime(DateUp.Text);
if (mIsNew)
{
mDiscounts.InsertDiscount(discount);
}
else
{
discount.discountID = origDiscount.discountID;
mDiscounts.UpdateDiscount(discount, origDiscount);
}
// Then, the corresponding discount items.
foreach (DataRow row in source.Rows)
{
DiscountItem item = new DiscountItem();
DiscountItem origItem = discountItemBL.GetDiscountItem(Convert.ToInt32(row["id"]));
if ((string)row["status"] == "D")
{
// Delete this row.
discountItemBL.DeleteDiscountItem(origItem);
}
else if ((string)row["status"] == "M")
{
// Update this row.
item.id = origItem.id;
item.productID = Convert.ToInt32(row["productID"]);
item.description = row["description"].ToString();
item.discountID = discount.discountID;
item.discountPercent = (float)Convert.ToDouble(row["discountPercent"]);
discountItemBL.UpdateDiscountItem(item, origItem);
}
else if ((string)row["status"] == "I")
{
// Insert this row.
item.productID = Convert.ToInt32(row["productID"]);
item.description = row["description"].ToString();
item.discountID = discount.discountID;
item.discountPercent = (float)Convert.ToDouble(row["discountPercent"]);
discountItemBL.InsertDiscountItem(item);
}
}
// Jump back to the discount list page.
Response.Redirect("~/WebPages/Discounts.aspx");
}
public List<DiscountItem> FindDiscountItemsByDiscountID(Int32 discountID)
{
DiscountItemBL bl = new DiscountItemBL();
return bl.GetDiscountItemsByDiscountID(discountID).ToList();
}
