// Help-method to generate a random vehicle
// takes no arguments
// returns the generated Vehicle
private Vehicle GenerateRandomVehicle()
{
string regNr;
while (GetVehicle(regNr = getRandomRegNr()) != null)
{
; // Find a regNr that isn't already used by a vehicle in the garage
}
v_Vehicle type = GetRandomVehicleType();
string now = GetDate();
switch (type)
{
case v_Vehicle.Bus:
return(new Bus()
{
regNr = regNr, dateTime = now
});
case v_Vehicle.Car:
return(new Car()
{
regNr = regNr, dateTime = now,
});
case v_Vehicle.MC:
return(new MC()
{
regNr = regNr, dateTime = now,
});
case v_Vehicle.Truck:
return(new Truck()
{
regNr = regNr, dateTime = now,
});
default:
return(null);
}
}
public MenuVehicles(DisplayController dc, GarageController gc, v_Vehicle type)
{
int nav = 0;
do
{
string[] vehicles = gc.FindVehiclesByType(type).ToArray();
Titel = "Choose Vehicle:";
Answers = new string[vehicles.Length + 1];
Answers[0] = "Back";
vehicles.CopyTo(Answers, 1);
dc.Layer++;
Length = Answers.Length;
nav = GetAnswer(dc);
if (nav != 0)
{
new MenuThisVehicle(dc, gc, Answers[nav]);
}
dc.RemoveLine();
dc.UpdateDisplay();
dc.Layer--;
dc.UpdateDisplay();
} while (nav != 0);
}
// !Mainly used for manual testing with different vehicle types!
// Adds a new Vehicle to the list of Vehicles -
// Creates a new Vehicle instance and assigns it a free parking space if available
// takes argument v_Vehicle - type of vehicle to be created
// returns a string with the return message of the method
public string ParkVehicle(v_Vehicle type)
{
// Checks if the garage is full, so we can exit earlier if the garage is full
if (NumberOfParkingSpaces == m_Vehicles.Count)
{
return($"The garage is full.");
}
// Get the current date
string dateNow = GetDate();
// the new vehicle to be added
Vehicle vehicle; // = GenerateRandomVehicle();
switch (type)
{
case v_Vehicle.Bus:
vehicle = new Bus()
{
regNr = getRandomRegNr(), dateTime = dateNow
};
break;
case v_Vehicle.Car:
vehicle = new Car()
{
regNr = getRandomRegNr(), dateTime = dateNow
};
break;
case v_Vehicle.MC:
vehicle = new MC()
{
regNr = getRandomRegNr(), dateTime = dateNow
};
break;
case v_Vehicle.Truck:
vehicle = new Truck()
{
regNr = getRandomRegNr(), dateTime = dateNow
};
break;
default:
vehicle = null;
break;
}
// so we can exit earlier if there's not enough space in the garage
if (GetNumberOfFreeSpaces() < vehicle.vehicleSize)
{
return($"The garage is full!!.");
}
ParkingSpot index = FindFreeParkingSpace(vehicle.vehicleSize); // index used to find empty parking space
// checks if we found a free parking space for the type of vehicle
if (index.X == -1 && index.Y == -1)
{
return($"Not enough empty spaces in the garage for a vehicle of type: { vehicle.vehicleType.ToString()}.");
}
// sets the found parking space(s) to occupied/true
for (int i = 0; i < vehicle.vehicleSize; i++)
{
m_ParkingSpaces[index.X, index.Y + i] = !m_ParkingSpaces[index.X, index.Y + i];
}
// assigns the vehicle its parking space
vehicle.parkingSpot = index;
// add the new vehicle to the list
m_Vehicles.Add(vehicle);
return($"The vehicle of the type: {vehicle.vehicleType.ToString()} " +
$"with the registration number: {vehicle.regNr} \nwas parked in the garage at " +
$"parking space(s): {index.ToString()}" + (vehicle.vehicleSize > 1 ? $" to [{index.X + 1},{index.Y + vehicle.vehicleSize}]." : ""));
}
// Finds all vehicles of the given type
// takes argument: v_Vehicle type - the type of the vehicle
// returns a string with the return message of the method
public List <string> FindVehiclesByType(v_Vehicle type)
{
return(m_Vehicles.Where(v => v.vehicleType == type).Select(v => v.BasicInfo()).ToList());
}
