private void btnAddTable_Click(object sender, EventArgs e)
{
if (txtTableName.Text == "")
{
MessageBox.Show("Xin nhập đầy đủ thông tin", "Thông báo", MessageBoxButtons.OK);
}
else
{
TableFood t = new TableFood();
var trung = (from f in db.TableFoods where f.Name == txtTableName.Text && f.idStatusDelete == 0 select f).SingleOrDefault();
if (trung != null)
{
MessageBox.Show("trùng tên bàn!!");
return;
}
t.Name = txtTableName.Text;
t.stat = "Trống";
t.idStatusDelete = 0;
db.TableFoods.Add(t);
db.SaveChanges();
MessageBox.Show("Thêm bàn thành công", "Thông báo", MessageBoxButtons.OK);
dtgvTable.DataSource = (from f in db.TableFoods where f.idStatusDelete == 0 select f).ToList();
}
}
private void btnThemMon_Click(object sender, EventArgs e)
{
TableFood table = lsvBill.Tag as TableFood;
if (table == null)
{
MessageBox.Show("Hãy chọn bàn!!");
return;
}
int idBill = GetUnCheckBilbyIdTable(table.id);
int foodId = (cbFood.SelectedItem as Food).id;
int count = (int)nmFoodCount.Value;
if (idBill == -1)
{
if ((int)nmFoodCount.Value <= (int)0)
{
return;
}
InserBill(table.id);
InserBillDetails(GetMaxIdBill(), foodId, count);
UpdateTableWhenOder(table.id);
}
else
{
InserBillDetails(idBill, foodId, count);
}
ShowBill(table.id);
}
void UpdateTableWhenOder(int id)
{
foreach (var item in lstButton)
{
TableFood tb = item.Tag as TableFood;
if (tb.id == id)
{
var tablefromdb = (from t in db.TableFoods where t.id == tb.id select t).SingleOrDefault();
item.BackColor = Color.Pink;
tablefromdb.stat = "Có người";
db.SaveChanges();
item.Text = tablefromdb.Name + Environment.NewLine + tablefromdb.stat;
}
}
}
private void btnThanhToan_Click(object sender, EventArgs e)
{
TableFood table = lsvBill.Tag as TableFood;
if (table == null)
{
return;
}
int idBill = GetUnCheckBilbyIdTable(table.id);
if (idBill != -1)
{
if (MessageBox.Show("Thanh toán cho " + table.Name, "Thông báo", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
CheckOut(idBill);
UpdateTableWhenPay(table.id);
ShowBill(table.id);
}
}
}
void LoadTableStatus(int idTable)
{
TableFood table = DAL_TableFood.Instance.LoadTableStatusByID(idTable);
UpdateTableStatus(btnTable[idTable], table.Name, table.Status);
}