public void Go()
{
Elevator.EnterElevator();
//variable to store chosen floor (through a method)
int chosenFloor = chooseFloor();
//true: agent chose the floor he is at
bool sameFloor = true;
Console.WriteLine($"{Name} called the elevator.");
//while elevator and agent aren't on the same floor, move the elevator
while (FloorOfAgent != Elevator.CFloor)
{
Console.WriteLine($"{Name} is on {FloorOfAgent} floor while elevator is on {Elevator.CFloor} floor.");
//if elevator is under agent: go up
if (FloorOfAgent > Elevator.CFloor)
{
Console.WriteLine("Elevator going up.");
Thread.Sleep(elevatorSpeed);
Elevator.CFloor++;
Console.WriteLine($"Elevator is on {Elevator.CFloor} floor.");
}
//if elevator is over agent: go down
else if (FloorOfAgent < Elevator.CFloor)
{
Console.WriteLine("Elevator going down.");
Thread.Sleep(elevatorSpeed);
Elevator.CFloor--;
Console.WriteLine($"Elevator is on {Elevator.CFloor} floor.");
}
}
//When agent and elevator are on the same floor
Console.WriteLine($"{Name} got on elevator and chose {chosenFloor} floor, current floor: {Elevator.CFloor}.");
ReCheck:
//If agent chooses a lower floor
if (chosenFloor > Elevator.CFloor)
{
sameFloor = false; //not sameFloor
Console.WriteLine("Elevator going up.");
Thread.Sleep(elevatorSpeed);
Elevator.CFloor++;
Console.WriteLine($"Elevator is on {Elevator.CFloor} floor.");
goto ReCheck;
}
//If agent chooses an upper floor
else if (chosenFloor < Elevator.CFloor)
{
sameFloor = false; //not sameFloor
Console.WriteLine("Elevator going down.");
Thread.Sleep(elevatorSpeed);
Elevator.CFloor--;
Console.WriteLine($"Elevator is on {Elevator.CFloor} floor.");
goto ReCheck;
}
//if elevator is on the desired floor
else if (chosenFloor == Elevator.CFloor)
{
//if agent chooses the same floor he is at, leave elevator
if (sameFloor)
{
Console.WriteLine($"{Name} choose the same floor he is at and left the elevator.");
Elevator.LeaveElevator();
}
else
{
Console.WriteLine($"Checking whether {Name} has needed security level for {Elevator.CFloor} floor.");
/*check whether particular agent is allowed at the exact floor,
* if so, leave elevator, else: choose another floor */
switch (Elevator.CFloor)
{
case 0:
if (SecurityLevel.Equals("Confidential") ||
SecurityLevel.Equals("Secret") ||
SecurityLevel.Equals("Top-Secret"))
{
Console.WriteLine($"{Name} left elevator on {Elevator.CFloor} floor.");
Elevator.LeaveElevator();
break;
}
else
{
Console.WriteLine($"{Name} doesn't have security level needed for {Elevator.CFloor} floor.");
chosenFloor = chooseFloor();
Console.WriteLine($"{Name} chose to go to {chosenFloor} floor.");
goto ReCheck;
}
case 1:
if (SecurityLevel.Equals("Secret") ||
SecurityLevel.Equals("Top-Secret"))
{
Console.WriteLine($"{Name} left elevator on {Elevator.CFloor} floor.");
Elevator.LeaveElevator();
break;
}
else
{
Console.WriteLine($"{Name} doesn't have security level needed for {Elevator.CFloor} floor.");
chosenFloor = chooseFloor();
Console.WriteLine($"{Name} chose to go to {chosenFloor} floor.");
goto ReCheck;
}
case 2:
case 3:
if (SecurityLevel.Equals("Top-Secret"))
{
Console.WriteLine($"{Name} left elevator on {Elevator.CFloor} floor.");
Elevator.LeaveElevator();
break;
}
else
{
Console.WriteLine($"{Name} doesn't have security level needed for {Elevator.CFloor} floor.");
chosenFloor = chooseFloor();
Console.WriteLine($"{Name} chose to go to {chosenFloor} floor.");
goto ReCheck;
}
default:
throw new ArgumentOutOfRangeException("Invalid floor: " + Elevator.CFloor.ToString());
}
}
}
else
{
Console.WriteLine("Something unexpected happened.");
}
}
