// load dynamic data and update the view
public void UpdateView()
{
parkingPlaceData = SQLiteDataAccess.LoadParkingPlace();
ParkingCarsData = SQLiteDataAccess.LoadParkingCars();
dataGridView1.Rows[0].Cells[1].Value = ParkingPlaceModel.nextAvailable(parkingPlaceData);
var space = ParkingPlaceModel.spaceLeft(parkingPlaceData);
dataGridView1.Rows[0].Cells[0].Value = space;
dataGridView1.Rows[0].Cells[2].Value = ParkingCarsModel.TotalRevenue(ParkingCarsData);
dataGridView1.Rows[0].Cells[3].Value = ParkingCarsModel.Last30Days(ParkingCarsData);
if (space == 0)
{
label1.Visible = true;
label1.Text = "Parking Lot is Full";
label1.ForeColor = Color.DarkRed;
}
else if (space == 100)
{
label1.Visible = true;
label1.Text = "Parking Lot is Empty";
label1.ForeColor = Color.DarkGreen;
}
else
{
label1.Visible = false;
}
}
//when a car enters the parking lot
private void CarIn_Click(object sender, EventArgs e)
{
int userCarId;
if (!Int32.TryParse(carId.Text, out userCarId))
{
Error("Invalid input, Please enter a number", "Wrong input value");
return;
}
if (userCarId < 101 && userCarId > 0)
{
Error("Invalid input, Input must be positive and above the number 100 (1-100 are preserved for test cases)", "Wrong input range");
return;
}
//Check if the car is already at the parking lot
var alreadyExists =
ParkingCarsData.Where(x => x.CarId == userCarId && String.IsNullOrEmpty(x.DroveAwayDate) == true).ToList();
if (alreadyExists.Count > 0)
{
Error(userCarId + " is already parking at the parking place: " + alreadyExists[0].ParkingPlaceId + ".",
"Error - Invalid Action");
return;
}
//check if the car is registered for that date
var duplicate = ParkingCarsData.Any(x => x.ParkingDate == GetDay() && userCarId == x.CarId);
if (duplicate == true)
{
//var obj = alreadyExists[0];
Error("This car plate is already registered for that date: a car can park only once per date.",
"Error - Logic out of boundary");
return;
}
// if parking lot is full exit the function
if (ParkingPlaceModel.nextAvailable(parkingPlaceData) == -1)
{
Error("Parking lot is full.",
"Error - Parking-Lot is full");
return;
}
//Checks if carId has memberShip on Cars Table
var res = SQLiteDataAccess.LoadCars();
var isMember = res.Any(x => x.ID == userCarId && x.HasMembership == 1);
//checks if the month on the user date picker is one of winter's months
var isWinter = new[] { 12, 1, 2, 3 }.Contains(dateTimePicker1.Value.Month);
var pay = isWinter == true || isMember == true ? 20 : 40;
//Creates an obj row to insert to DB
var carEnters = new ParkingCarsModel(userCarId, pay, ParkingPlaceModel.nextAvailable(parkingPlaceData), GetDay());
SQLiteDataAccess.EnterParkingLot(carEnters);
UpdateView();
}
