public void PredictWaitingTime(List <Table> ptables, List <Customer> pcustomers)
{
List <Table> tmp_tables = new List <Table>(ptables);
List <Table> opt_seat;
CustomerManager cus = new CustomerManager();
PlacementOptimizer opt_pl = new PlacementOptimizer();
foreach (var i in pcustomers)
{
opt_pl.PlaceTabletoCustomer(tmp_tables, i);
opt_seat = opt_pl.Get_opt_seat();
if (opt_seat.Count > 0)
{
i.EstimatedWaitingTime = 0;
cus.Update(i);
foreach (var j in opt_seat)
{
tmp_tables.Find(x => x.TableId == j.TableId).TableStatus = TableStatus.Ordering;
}
}
}
foreach (var i in tmp_tables)
{
if (i.TableStatus == TableStatus.Cleaning)
{
i.TableStatus = TableStatus.Active;
}
}
foreach (var i in pcustomers)
{
if (i.EstimatedWaitingTime == 0)
{
continue;
}
else if (i.EstimatedWaitingTime > 0)
{
i.EstimatedWaitingTime = i.EstimatedWaitingTime - 1;
cus.Update(i);
continue;
}
opt_pl.PlaceTabletoCustomer(tmp_tables, i);
opt_seat = opt_pl.Get_opt_seat();
if (opt_seat.Count > 0)
{
i.EstimatedWaitingTime = 300;
cus.Update(i);
foreach (var j in opt_seat)
{
tmp_tables.Find(x => x.TableId == j.TableId).TableStatus = TableStatus.Ordering;
}
}
}
}
private void lbList_SelectedIndexChanged(object sender, EventArgs e)
{
if (lbList.SelectedIndex != -1)
{
List <Table> opt_seat;
//clear data
txtCustomerId.Text = "";
txtNoOfPeople.Text = "";
comboBoxWaiterName.Text = "";
nudTableId3.Value = 0;
nudTableId2.Value = 0;
nudTableId1.Value = 0;
//set new data
Customer selectedCustomer = diningArea.Customers[lbList.SelectedIndex];
txtCustomerId.Text = selectedCustomer.WaitingNumber.ToString();
txtNoOfPeople.Text = selectedCustomer.NumberofPeople.ToString();
comboBoxWaiterName.DataSource = diningArea.Waiters.Select(waiter => waiter.Name).ToList();
IntelligentRestaurantManager.BLL.PlacementOptimizer opt_place = new IntelligentRestaurantManager.BLL.PlacementOptimizer();
opt_place.PlaceTabletoCustomer((List <Table>)tableManager.GetAll(), selectedCustomer);
opt_seat = opt_place.Get_opt_seat();
System.Diagnostics.Debug.WriteLine("debug message");
foreach (var k in opt_seat)
{
System.Diagnostics.Debug.WriteLine("debug message" + k.TableId);
}
if (opt_seat.Count >= 3)
{
nudTableId3.Value = opt_seat[2].TableId;
}
if (opt_seat.Count >= 2)
{
nudTableId2.Value = opt_seat[1].TableId;
}
if (opt_seat.Count >= 1)
{
nudTableId1.Value = opt_seat[0].TableId;
}
//get all NumericUpDown contral in groupBox1: 3
List <NumericUpDown> nudTableIds = this.groupBox1.Controls.OfType <NumericUpDown>().ToList();
for (int i = 0; i < selectedCustomer.RecommendedTableId.Length; i++)
{
if (selectedCustomer.RecommendedTableId[i] > 0)
{
nudTableIds[i].Value = selectedCustomer.RecommendedTableId[i];
}
}
}
//Todo: waiter name order by workload, i.e. sum of customers
}
public void InitDiningArea(Staff staff)
{
CurrentStaff = staff;
Tables = (List <Table>) new TableManager().GetAll();
Orders = (List <Order>) new OrderManager().GetByOrderStatus(OrderStatus.Start);
Customers = (List <Customer>) new CustomerManager().GetAll();
Waiters = (List <Staff>) new StaffManager().GetByRole(StaffRole.Waiter);
APlacementOptimizer = new PlacementOptimizer();
AWaitingTimePredictor = new WaitingTimePredictor();
}
