private void BindListView()
{
using (SqlCommand cmd = new SqlCommand())
{
if (DisplayCoffee == "All")
{
cmd.CommandText = "SELECT * FROM Coffee;";
}
else if (DisplayCoffee == "Mild")
{
cmd.CommandText = "SELECT * FROM Coffee WHERE CoffeeStrength Between 0 AND 4 ;";
}
else if (DisplayCoffee == "Medium")
{
cmd.CommandText = "SELECT * FROM Coffee WHERE CoffeeStrength Between 5 AND 7;";
}
else if (DisplayCoffee == "Strong")
{
cmd.CommandText = "SELECT * FROM Coffee WHERE CoffeeStrength Between 8 AND 10;";
}
else
{
cmd.CommandText = "SELECT * FROM Coffee WHERE CoffeeType LIKE '%" + DisplayCoffee + "';";
}
cmd.Connection = conn;
using (SqlDataAdapter sda = new SqlDataAdapter(cmd))
{
DataTable dt = new DataTable();
sda.Fill(dt);
LVcoffees.DataSource = dt;
LVcoffees.DataBind();
}
}
}
protected void ddl_SortBy_SelectedIndexChanged(object sender, EventArgs e)
{
using (SqlCommand cmd = new SqlCommand())
{
if (ddl_SortBy.SelectedValue == "A-Z")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeeName;";
}
else if (ddl_SortBy.SelectedValue == "Z-A")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeeName Desc;";
}
else if (ddl_SortBy.SelectedValue == "Low-High")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeePrice;";
}
else if (ddl_SortBy.SelectedValue == "High-Low")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeePrice Desc;";
}
else if (ddl_SortBy.SelectedValue == "Mild-Strong")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeeStrength;";
}
else if (ddl_SortBy.SelectedValue == "Strong-Mild")
{
cmd.CommandText = "SELECT * FROM Coffee ORDER BY CoffeeStrength Desc;";
}
else if (ddl_SortBy.SelectedValue == "Origin")
{
cmd.CommandText = "SELECT * FROM Coffee GROUP BY CoffeeOrigin;";
}
cmd.Connection = conn;
using (SqlDataAdapter sda = new SqlDataAdapter(cmd))
{
DataTable dt = new DataTable();
sda.Fill(dt);
LVcoffees.DataSource = dt;
LVcoffees.DataBind();
}
}
}
