public EditRentingForm(IBL bl, int rentingId)
{
this.bl = bl;
this.rentingToEdit = bl.SelectRenting(rentingId);
InitializeComponent();
// Setting form variables
rentingIdLabel.Text = "Renting #" + rentingToEdit.IdNumber;
comboBox1.DataSource = bl.SelectAllCars().Select(c => c.Name).ToList();
comboBox1.SelectedItem = bl.SelectCar(rentingToEdit.CarId).Name;
comboBox2.DataSource = bl.SelectAllClients().Select(c => c.Name).ToList();
comboBox2.SelectedItem = bl.SelectClient(rentingToEdit.DriversId()[0]).Name;
dateTimePicker1.Value = rentingToEdit.RentalStartDate;
if (rentingToEdit.DriversNumber == 2)
{
checkBox1.Checked = true;
comboBox3.DataSource = bl.SelectAllClients().Select(c => c.Name).ToList();
comboBox3.SelectedItem = bl.SelectClient(rentingToEdit.DriversId()[1]).Name;
checkBox1.Text = "Change the Second driver:";
}
else
{
comboBox3.Enabled = false;
}
SummaryUpdate();
}
public bool InsertRenting(Renting r)
{
// Checking existing client and car
int clientMatching = MyDAL.SelectAllClients().Where(c => (r.DriversId()[0] == c.IdNumber) || (r.DriversId()[1] == c.IdNumber)).Count();
int carMatching = MyDAL.SelectAllCars().Where(c => r.CarId == c.IdNumber).Count();
// Checking faults responsibility of the driver/drivers
bool faultsNbTooBig = false;
for (int i = 0; i < r.DriversNumber; i++)
{
if (MyDAL.SelectClient(r.DriversId()[i]).FaultResponsible > 2)
{
faultsNbTooBig = true;
}
}
// Handling exceptions
if (clientMatching < 1) // there must be the client1 and the default client or the client2
{
throw new Exception("The renting's clients haven't been registered yet.");
}
if (carMatching == 0)
{
throw new Exception("The car selected hasn't been registered yet.");
}
if (faultsNbTooBig)
{
throw new Exception("One of the renting's driver has been responsible for 2 faults or more. The renting can't be done.");
}
try
{
return(MyDAL.InsertRenting(r));
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Returns the final price for the given renting
/// </summary>
/// <param name="rentingId"></param>
/// <returns></returns>
public double FinalRentingPrice(int rentingId)
{
// we get the renting price based on the number of days, and other criterias
Renting rent = MyDAL.SelectRenting(rentingId);
if (rent.RentalPriceDaily == 0)
{
throw new ArgumentNullException("The renting must be started before calculating the final price.");
}
// getting the properties of the rent
double price = rent.RentalPriceDaily;
int driversNb = rent.DriversNumber;
DateTime today = Convert.ToDateTime(DateTime.Now.ToString());
// we take fee of 50 NIS for a second driver
int taxSecondDriver = driversNb == 2 ? 50 : 0;
/* * * * * * * * * * *
* Additional fees for
* recently obtained
* driver license
* * * * * * * * * * */
int taxRecentDriver = 0;
for (int i = 0; i < driversNb; i++)
{
if (IsNewDriver(rent.DriversId()[i]))
{
taxRecentDriver += 100;
}
}
/* * * * * * * * * * *
* Additional fees for
* young driver
* under 25 years old
* * * * * * * * * * */
int taxYoungDriver = 0;
for (int i = 0; i < driversNb; i++)
{
if (IsYoungDriver(rent.DriversId()[i]))
{
taxYoungDriver += 100;
}
}
// If he is responsible of a takala so he has to pay for
double taxFaults = 0;
if (ThereWasFault(rentingId))
{
// select all faults that happened during the renting
var thereWasNewFault = MyDAL.SelectAllCar_Faults().
Where(cf => cf.CarId == rent.CarId).
Where(cf => cf.FaultDate > rent.RentalStartDate && cf.FaultDate < rent.RentalEndDate).
ToList();
foreach (Car_Fault item in thereWasNewFault)
{
Fault currentFault = MyDAL.SelectFault(item.FaultId);
if (currentFault.Responsible)
{
taxFaults += currentFault.RepairCost;
}
}
}
// Calculating final price
double finalPrice = price + taxSecondDriver + taxRecentDriver + taxYoungDriver + taxFaults;
return(finalPrice);
}
