/// <summary>
/// checks if the pump number is in use and shows the
/// percentage and vehicle type of it is.
/// </summary>
/// <param name="i">the pump number.</param>
/// <returns>the console output for the pump.</returns>
private string pumpUse(char i)
{
string container; //the console output.
Pump p = findPump(i); //finds the pyump based on the name (from the input).
if (p.status()) //checks if the pump is occupied.
{
FuelInstance fi = p.fuelinstance(); //gets the fuelinstance.
Vehicle v = fi.vehicleOnPump(); //gets the vehicle from the fuel instance.
Fuel fv = v.fuelTank(); //gets the vehicles fuel.
double per = fv.fuelPercent(); //gets the percentage of fuel within the vehicle.
if (per > 9)
{
container = v.vehicleType() + "-" + per + "%"; //sets the container to the vehicle type and the percentace of fuel it contains.
}
else
{
container = v.vehicleType() + "--" + per + "%";
}
}
else //if the pump isn't in use it returns dashes.
{
container = "-------";
}
return(container);
}
/// <summary>
/// finds all the relevent details to do with the car and pump to add
/// to the transactionlist. but will only update the fuel and add a
/// transaction if the pump isn't occupied and the pump contains
/// ennough fuel to fully fuel the vehicle.
/// </summary>
public void fuelVehicle(double i)
{
Fuel vehicleTank = m_vehicle.fuelTank(); //the fuel for the vehicle.
String fuelType = vehicleTank.fuelType(); // the type of fuel being sold.
Fuel pumpTank; //the fuel from the pump in use.
double cost; //the cost per litre for the fuel.
if (fuelType == "LGP") //checking which fuel type is being sold and setting the price.
{
cost = 1.05;
pumpTank = m_pump.lgp();
}
else if (fuelType == "Diesel")
{
cost = .95;
pumpTank = m_pump.diesel();
}
else
{
cost = .85;
pumpTank = m_pump.unleaded();
}
double pumpAmount = pumpTank.fuelAmount(); //total fuel in the pump of the correct type.
double fuelneeded = vehicleTank.fuelNeeded(); //the amount of fuel the car needs to be fully fueled.
bool occupied = m_pump.status(); //bool showing whether the pump is occupied.
if ((pumpAmount > 0)) //a check to see if theres enough fuel to fully fuel the vehicle, to prevent vehicles from fueling when there is a lack of fuel.
{
double fuelAmount = vehicleTank.addFuel(i); //the amount of fuel added.
m_litresDispensed += i;
pumpTank.removeFuel(i);
m_price += cost * fuelAmount; //the price of the fueling.
String vehicleType = m_vehicle.vehicleType(); //the type of the vehicle fueled.
if ((vehicleTank.fuelNeeded() <= 0f) || (pumpAmount <= 0)) //a check to find out if the vehicle is fully fueled or the pump is out of fuel
{
m_pump.statusUpdate(false); //setting the pump to no longer be occupied.
Transaction t = new Transaction(m_vehicle, m_pump, m_litresDispensed, fuelType, m_price); //creating a transaction.
TransactionList.addTransaction(t); //adding the transaction the the list of transactions.
}
}
else if (m_litresDispensed > 0) //vehicles leave if there isn't enought fuel to fill their tank.
{
m_pump.statusUpdate(false); //setting the pump to no longer be occupied.
Transaction t = new Transaction(m_vehicle, m_pump, m_litresDispensed, fuelType, m_price); //creating a transaction.
TransactionList.addTransaction(t); //adding the transaction the the list of transactions.
}
else
{
m_pump.statusUpdate(false);
VehiclesLeft.vehicleLeft();
}
}
/// <summary>
/// the back bone of the program
/// creates two timers, one for the cars to arrive, the other updates everything.
/// </summary>
public void timings()
{
Random r = new Random(); //gets the random object.
Timer t = new Timer() //creates the timer for the cars to appear.
{
Interval = r.Next(1500, 2200), //the interval of the timer is between 1500ms and 2200ms.
AutoReset = true,
};
t.Elapsed += addVehicle; //once the time elapses it'll add a new vehicle to the list.
GC.KeepAlive(t);
t.Start(); //starts the timer to updat the vehicle list.
Timer waitingT = new Timer(100);
waitingT.Elapsed += update; //updates the program every 100ms.
waitingT.Start(); //starts the waitingT timer.
while (c != 'q') //checks the user input.
{
ConsoleKeyInfo keypress = Console.ReadKey();
c = keypress.KeyChar; //reads the keypress of the user.
if ((c == '1') || (c == '2') || (c == '3') || //checks if the user wants to add a vehicle to a pump.
(c == '4') || (c == '5') || (c == '6') ||
(c == '7') || (c == '8') || (c == '9'))
{
Pump p = findPump(c); //finds the pump based on the user input.
if (wl.listCout() > 0) //checks if there are vehicles waiting to be fueled.
{
if ((!p.status()) && (!pumpBlocker(int.Parse(c + "")))) //checks if the pump is free and accessible.
{
Vehicle v = wl.vehicleServiced(); //tells the waiting list the vehicle is to be seviced.
FuelInstance fi = new FuelInstance(v, p); //creates a a fuel instance with the pump and the vehicle.
p.setFuelInstance(fi); //sets the pumps fuel instance.
}
}
}
}
if (TransactionList.totalSales() > 0) //checks if any transactions have been made.
{
waitingT.Stop(); //stops the timers.
t.Stop();
overview(); //prints the overview for all the counters.
}
}
