/// <summary>
/// Iterarte over the LicenseNumbersList and add all the license
/// whose sataus is different from the i_FilteringStatus to
/// the keys list.
/// </summary>
/// <param name="i_FilteringStatus"></param>
/// <returns></returns>
private List <string> getDifferentLicensesStatus(
eVehicleStatus i_FilteringStatus) // How can we make it to be polimorfic?
{
List <string> keys = new List <string>();
foreach (KeyValuePair <string, VehicleDetails> pair in LicenseNumbersList)
{
eVehicleStatus status = pair.Value.VehicleStatus;
if (!status.Equals(i_FilteringStatus))
{
keys.Add(pair.Key);
}
}
return(keys);
}
public void ChangeVehicleStatus(string i_LicensePlateNumber, eVehicleStatus i_NewVehicleStatus)
{
int vehicleLocation = CheckIfVehicleInGarage(i_LicensePlateNumber);
if (vehicleLocation == k_NotInGarage)
{
throw new ArgumentException("Vehicle is NOT in garage");
}
eVehicleStatus oldStatus = r_VehiclesInGarageStatus[i_LicensePlateNumber];
if (!oldStatus.Equals(i_NewVehicleStatus))
{
switch (oldStatus)
{
case eVehicleStatus.InRepair:
m_CountInRepair--;
break;
case eVehicleStatus.Fixed:
m_CountFixed--;
break;
case eVehicleStatus.Payed:
m_CountPayed--;
break;
}
switch (i_NewVehicleStatus)
{
case eVehicleStatus.InRepair:
m_CountInRepair++;
break;
case eVehicleStatus.Fixed:
m_CountFixed++;
break;
case eVehicleStatus.Payed:
m_CountPayed++;
break;
}
r_VehiclesInGarageStatus[i_LicensePlateNumber] = i_NewVehicleStatus;
}
}
/// <summary>
/// Display a list of license numbers currently in the garage, with a
/// filtering option based on the status of each vehicle.
/// </summary>
/// <param name="i_VehicleStatus"></param>
/// <returns> A list of license numbers string representation </returns>
public string DisplayLicenseNumbersList(
eVehicleStatus i_FilteringStatus)
{
string licenseNumbersList;
if (i_FilteringStatus.Equals(eVehicleStatus.None)) // Print all the list
{
licenseNumbersList = printLicenseNumbersList(LicenseNumbersList);
}
// Print the filtered list.
else
{
Dictionary <string, VehicleDetails> filteredDictionary = new Dictionary <string, VehicleDetails>(LicenseNumbersList);
List <string> licenses = getDifferentLicensesStatus(i_FilteringStatus);
removeLicenses(filteredDictionary, licenses);
licenseNumbersList = printLicenseNumbersList(filteredDictionary); // i didn't figure out how to use to string method...
}
return(licenseNumbersList);
}