// Find best elevator in the chosen column
public Elevator ElevatorInTheChosenColumn(Column columnFinded, int requestedFloor, String direction, int userCurrentFloor)
{
var bestNearestElevatorGap = 10000000;
Elevator bestElevator = null;
var bestCase = 0;
foreach (Elevator elevator in columnFinded.listElevInColumn)
{
// Condition 1
if (userCurrentFloor == elevator.position)
{
// BestCase 1
if (bestCase == 0 || bestCase > 1)
{
bestCase = 1;
bestElevator = elevator;
// if user is at floor 1
}
else if (bestCase == 1 && requestedFloor > 1)
{
var gap = Math.Abs(elevator.position - 1);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
} // if user is not at floor 1
else if (bestCase == 1 && requestedFloor != 1)
{
var gap = Math.Abs(elevator.position - requestedFloor);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
}
}
// condition 2
else if (elevator.position > userCurrentFloor && requestedFloor == 1)
{
// BestCase 2
if (bestCase == 0 || bestCase > 2)
{
bestCase = 2;
bestElevator = elevator;
}// if user is at floor 1
else if (bestCase == 2 && requestedFloor > 2)
{
var gap = Math.Abs(elevator.position - 1);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
// if user is not at floor 1
}
else if (bestCase == 2 && requestedFloor != 1)
{
var gap = Math.Abs(elevator.position - requestedFloor);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
}
}
else if (elevator.position > 1 && direction == "down" && elevator.direction == "down")
{
// BestCase 3
if (bestCase == 0 || bestCase > 3)
{
bestCase = 3;
bestElevator = elevator;
}// if user is at floor 1
else if (bestCase == 3 && requestedFloor > 1)
{
var gap = Math.Abs(elevator.position - 1);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
// if user is not at floor 1
}
else if (bestCase == 3 && requestedFloor != 1)
{
var gap = Math.Abs(elevator.position - requestedFloor);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
}
}
// Condition 3
else if (elevator.position > 1 && direction == "up" && elevator.direction == "down")
{
// BestCase 3
if (bestCase == 0 || bestCase > 4)
{
bestCase = 4;
bestElevator = elevator;
}// if user is at floor 1
else if (bestCase == 4 && requestedFloor > 1)
{
var gap = Math.Abs(elevator.position - 1);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
// if user is not at floor 1
}
else if (bestCase == 4 && requestedFloor != 1)
{
var gap = Math.Abs(elevator.position - requestedFloor);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
}
}
// Condition 4
else if (elevator.direction == "idle")
{
// BestCase 4
if (bestCase == 0 || bestCase > 4)
{
bestCase = 4;
bestElevator = elevator;
}
// if user is at floor 1
else if (bestCase == 4 && requestedFloor > 1)
{
var gap = Math.Abs(elevator.position - 1);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
} // if user is not at floor 1
else if (bestCase == 4 && requestedFloor != 1)
{
var gap = Math.Abs(elevator.position - requestedFloor);
if (bestNearestElevatorGap >= gap)
{
bestElevator = elevator;
bestNearestElevatorGap = gap;
}
}
}
}
bestElevator.moveToUserCurrentFloor(userCurrentFloor);
bestElevator.moveToRequestedFloor(requestedFloor);
return(bestElevator);
}
static void Main(string[] args)
{
// elevators in columnOne (BASEMENT)
Elevator elevatorA1 = new Elevator(1, "idle", -4, new List <int>());
Elevator elevatorA2 = new Elevator(2, "idle", 1, new List <int>());
Elevator elevatorA3 = new Elevator(3, "down", -5, new List <int>());
Elevator elevatorA4 = new Elevator(4, "up", 1, new List <int>());
Elevator elevatorA5 = new Elevator(5, "down", -6, new List <int>());
// elevators in columnTwo
Elevator elevatorB6 = new Elevator(6, "down", 20, new List <int>());
Elevator elevatorB7 = new Elevator(7, "up", 3, new List <int>());
Elevator elevatorB8 = new Elevator(8, "down", 13, new List <int>());
Elevator elevatorB9 = new Elevator(9, "down", 15, new List <int>());
Elevator elevatorB10 = new Elevator(10, "down", 6, new List <int>());
// elevators in columnThree
Elevator elevatorC11 = new Elevator(11, "up", 1, new List <int>());
Elevator elevatorC12 = new Elevator(12, "up", 23, new List <int>());
Elevator elevatorC13 = new Elevator(13, "down", 33, new List <int>());
Elevator elevatorC14 = new Elevator(14, "down", 40, new List <int>());
Elevator elevatorC15 = new Elevator(15, "down", 39, new List <int>());
// elevators in columnFour
Elevator elevatorD16 = new Elevator(16, "down", 58, new List <int>());
Elevator elevatorD17 = new Elevator(17, "up", 50, new List <int>());
Elevator elevatorD18 = new Elevator(18, "up", 46, new List <int>());
Elevator elevatorD19 = new Elevator(19, "up", 1, new List <int>());
Elevator elevatorD20 = new Elevator(20, "down", 60, new List <int>());
// -------column-------
// (int id, List<Elevator> listElevInColumn, int maxFloor, int minFloor)
Column columnOne = new Column(1, new List <Elevator>(), 1, -6);
Column columnTwo = new Column(2, new List <Elevator>(), 2, 20);
Column columnThree = new Column(3, new List <Elevator>(), 40, 21);
Column columnFour = new Column(4, new List <Elevator>(), 60, 41);
// add the elevator in the list
columnOne.listElevInColumn.Add(elevatorA1);
columnOne.listElevInColumn.Add(elevatorA2);
columnOne.listElevInColumn.Add(elevatorA3);
columnOne.listElevInColumn.Add(elevatorA4);
columnOne.listElevInColumn.Add(elevatorA5);
columnTwo.listElevInColumn.Add(elevatorB6);
columnTwo.listElevInColumn.Add(elevatorB7);
columnTwo.listElevInColumn.Add(elevatorB8);
columnTwo.listElevInColumn.Add(elevatorB9);
columnTwo.listElevInColumn.Add(elevatorB10);
columnThree.listElevInColumn.Add(elevatorC11);
columnThree.listElevInColumn.Add(elevatorC12);
columnThree.listElevInColumn.Add(elevatorC13);
columnThree.listElevInColumn.Add(elevatorC14);
columnThree.listElevInColumn.Add(elevatorC15);
columnFour.listElevInColumn.Add(elevatorD16);
columnFour.listElevInColumn.Add(elevatorD17);
columnFour.listElevInColumn.Add(elevatorD18);
columnFour.listElevInColumn.Add(elevatorD19);
columnFour.listElevInColumn.Add(elevatorD20);
// -------battery-------
// (int id, int nbOfColumnInBattery, int nbOfBasement, List<Column> listColumnInBattery)
Battery batteryOne = new Battery(1, 4, 6, new List <Column>());
// add the columns in the list.
batteryOne.listColumnInBattery.Add(columnOne);
batteryOne.listColumnInBattery.Add(columnTwo);
batteryOne.listColumnInBattery.Add(columnThree);
batteryOne.listColumnInBattery.Add(columnFour);
// ------------------------------- SCENARIO 1 -------------------------------------------------
batteryOne.requestElevator(20, "down", 1);
Console.WriteLine("---------------------------");
// ------------------------------- SCENARIO 2 -------------------------------------------------
batteryOne.requestElevator(36, "up", 1);
Console.WriteLine("---------------------------");
// ------------------------------- SCENARIO 3 -------------------------------------------------
batteryOne.requestElevator(1, "down", 54);
Console.WriteLine("----------------------------");
// ------------------------------- SCENARIO 4 -------------------------------------------------
batteryOne.requestElevator(1, "up", -3);
Console.WriteLine("----------------------------");
}