//saves an order
protected void btnSave_Click(object sender, EventArgs e)
{
try
{
using (sales db = new sales())
{
Order obj = new Order();
obj.qty = Convert.ToInt32(txtqty.Text);
obj.orderDate = Convert.ToDateTime(txtOrderDate.Text);
obj.shipDate = Convert.ToDateTime(txtShipDate.Text);
obj.tax = Convert.ToDouble(txtTax.Text);
obj.estimateShipDate = Convert.ToDateTime(txtEstShipDate.Text);
obj.price = Convert.ToDecimal(txtPrice.Text);
//save
db.Orders.Add(obj);
db.SaveChanges();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
protected void grdOrders_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
try
{
//connect
using (sales db = new sales())
{
//get order id from grid
Int32 orderID = Convert.ToInt32(grdOrders.DataKeys[e.RowIndex].Values["orderID"]);
//find order
var order = (from o in db.Orders
where o.orderID == orderID
select o).FirstOrDefault();
//delete it
db.Orders.Remove(order);
db.SaveChanges();
//reload
getOrders();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
//purchase product on btn click and save data to database
protected void btnBuy_Click(object sender, EventArgs e)
{
try
{
using (sales db = new sales())
{
DateTime today = DateTime.Now;
Order obj = new Order();
obj.productID = Convert.ToInt32(ddlProduct.SelectedValue);
obj.qty = Convert.ToInt32(txtqty.Text);
obj.price = 10000.00m;
obj.shipDate = today;
obj.orderDate = today;
obj.tax = .11;
//save
db.Orders.Add(obj);
db.SaveChanges();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
protected void btnAdd_Click(object sender, EventArgs e)
{
try
{
using (sales db = new sales())
{
var id = (from i in db.Retails
where i.name == ddlRetail.SelectedItem.Text
select i.retailID).FirstOrDefault();
Product obj = new Product();
obj.model = txtModel.Text;
obj.name = txtName.Text;
obj.color = txtColor.Text;
obj.retailerID = id;
//save
db.Products.Add(obj);
db.SaveChanges();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
protected void getProducts()
{
using (sales db = new sales())
{
//fills product data to drop down list
var products = from p in db.Products
orderby p.name
select p;
ddlProduct.DataSource = products.ToList();
ddlProduct.DataBind();
}
}
public void getOrders()
{
try
{
//connect to db
using (sales db = new sales())
{
//fills order grid
var orders = (from o in db.Orders
select new { o.orderID, o.orderDate, o.shipDate, o.qty, o.price, o.estimateShipDate, o.productID });
grdOrders.DataSource = orders.ToList();
grdOrders.DataBind();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
protected void getRetail()
{
try
{
using (sales db = new sales())
{
//fills retail to dropdown
var retails = from s in db.Retails
orderby s.name
select s;
ddlRetail.DataSource = retails.ToList();
ddlRetail.DataBind();
}
}
catch (Exception ex)
{
Response.Redirect("/error.aspx");
}
}
