private void delete()
        {
            if (lstBxInk.SelectedItem == null)
            {
                return;
            }
            else
            {
                int ID = int.Parse(lstBxInk.SelectedValue.ToString());


                Intake tr = (from t in context.Intake
                             where t.ID == ID
                             select t).FirstOrDefault();
                context.Intake.Remove(tr);

                context.SaveChanges();
                MessageBox.Show("Sucsesfuly delete");
                lstBxInk.ItemsSource = context.Intake.ToList();
            }
        }
        public void Add_Intak(IntackForm r)
        {
            if (r.TxtName.Text == null || r.TxtDesc.Text == null)
            {
                return;
            }
            if (r.TxtName.Text == "" || r.TxtDesc.Text == "")
            {
                MessageBox.Show("Please,Enter Name and Description ");
            }

            else
            {
                Intake intk = new Intake()
                {
                    Name        = r.TxtName.Text,
                    Description = r.TxtDesc.Text
                };

                context.Intake.Add(intk);
                context.SaveChanges();
                MessageBox.Show("intake inserted");
            }
        }