public PetrolStation()
{
//start the program by setting all the pumps to a free status
arrayPumps[0] = new PumpClass("Free");
arrayPumps[1] = new PumpClass("Free");
arrayPumps[2] = new PumpClass("Free");
arrayPumps[3] = new PumpClass("Free");
arrayPumps[4] = new PumpClass("Free");
arrayPumps[5] = new PumpClass("Free");
arrayPumps[6] = new PumpClass("Free");
arrayPumps[7] = new PumpClass("Free");
arrayPumps[8] = new PumpClass("Free");
InitializeComponent();
}
/// <summary>
/// Method that automates which pump should be selected by a spawn car
/// and changes its status to Busy
/// if output is 0 then all the pumps are filled
/// </summary>
public int SelectAvailablePump()
{
//variable the will hold the pump number selected by automation
int output;
output = PumpClass.ChangePumpStatus(arrayPumps);
//change the selected pump to a busy status
switch (output)
{
case 1:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(1, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 2:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(2, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 3:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(3, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 4:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(4, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 5:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(5, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 6:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(6, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 7:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(7, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 8:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(8, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
case 9:
arrayPumps[output - 1].PumpStatus = "Busy";
//add the transaction data to the list
transactionList.Add(new Transaction(9, emptyTank, vehicleType, vehicleFuel, false));
VehicleLeftDecrement();
return(output);
default:
Console.WriteLine("All Pumps are busy.");
noPumpFlag = true;
//if all the pumps are busy than a queue of vehicles will start
vehicleWaitTimer.Enabled = true;
//the queue of waiting vehicles cant be greater than 5
if (myCounter.VehiclesWaiting < 5)
{
Console.WriteLine(myCounter.VehiclesWaiting);
myCounter.VehiclesWaiting = myCounter.VehiclesWaiting + 1;
Console.WriteLine(myCounter.VehiclesWaiting);
//update the user display
vehiclesWaiting.Text = myCounter.VehiclesWaiting.ToString();
}
//stop spawning vehicles if there are more than 5 vehicles waiting
else if (myCounter.VehiclesWaiting >= 5)
{
timer1.Enabled = false;
}
return(output);
}
}