/// <summary>
/// Writes program's execution results to a file
/// </summary>
/// <param name="fileName">file to write to</param>
/// <param name="list">list containing sorted car list that are aged between minAge and maxAge</param>
/// <param name="minAge">minimum age of the car</param>
/// <param name="maxAge">maximum age of the car</param>
/// <param name="mostDrivenModel">car model(-s) that are driven the most per year</param>
public static void WriteResultsToFile(string fileName, CarList list, int minAge,
int maxAge, string mostDrivenModel)
{
using (StreamWriter writer = new StreamWriter(fileName)) {
if (mostDrivenModel == null)
{
writer.WriteLine("Duomenų failas tuščias, todėl rezultatų nėra!");
return;
}
if (list.Count > 0)
{
writer.WriteLine(string.Format("Mašinos, kurių amžius yra tarp {0} ir {1} metų:", minAge, maxAge));
writer.WriteLine(string.Format("{0, -20} {1, -10} {2, -10} {3, -10} {4, -30}",
"Vairuotojas", "Markė", "Numeris", "Metai", "Rida (tūkst. km per metus)"));
while (list.MoveToNextElement())
{
writer.WriteLine(list.GetCurrentElement().ToString());
}
}
else
{
writer.WriteLine(string.Format("Nėra mašinų, kurių amžius yra tarp {0} ir {1} metų:", minAge, maxAge));
}
writer.Write("Labiausiai eksploatuojamo(-ų) automobilio(-ių) markė(-ės): " + mostDrivenModel);
}
}
/// <summary>
/// Loops through a list and stores all cars that are aged between
/// minAge and maxAge in a new list
/// </summary>
/// <param name="cars">list of cars to pick from</param>
/// <param name="minAge">minimum age of the car</param>
/// <param name="maxAge">maximum age of the car</param>
/// <returns>new list of cars aged between minAge and maxAge</returns>
private CarList GetCarsAgedBetween(CarList cars, int minAge, int maxAge)
{
CarList newCars = new CarList();
while (cars.MoveToNextElement())
{
int carAge = cars.GetCurrentElement().GetAge();
if (carAge >= minAge && carAge <= maxAge)
{
newCars.AddCar(cars.GetCurrentElement());
}
}
newCars.SortList();
return(newCars);
}
/// <summary>
/// Writes initial car data (before any operations are performed on it) to a file
/// </summary>
/// <param name="fileName">file to write to</param>
/// <param name="list">list containing car data to write</param>
public static void WriteInitialCarDataToFile(string fileName, CarList list)
{
using (StreamWriter writer = new StreamWriter(fileName)) {
writer.WriteLine(string.Format("{0, -20} {1, -10} {2, -10} {3, -10} {4, -30}",
"Vairuotojas", "Markė", "Numeris", "Metai", "Rida (tūkst. km per metus)"));
while (list.MoveToNextElement())
{
writer.WriteLine(list.GetCurrentElement().ToString());
}
}
}
/// <summary>
/// Inserts a new row to a given table which contains car information
/// </summary>
/// <param name="table">table to insert into</param>
/// <param name="cars">list of cars that will be inserted to the table</param>
private void AddCarsToTable(Table table, CarList cars)
{
while (cars.MoveToNextElement())
{
CarData data = cars.GetCurrentElement();
TableRow row = new TableRow();
row.Cells.Add(CreateTableCell(data.DriverName));
row.Cells.Add(CreateTableCell(data.Model));
row.Cells.Add(CreateTableCell(data.Number));
row.Cells.Add(CreateTableCell(data.ProductionYear.ToString()));
row.Cells.Add(CreateTableCell(data.KmPerYear.ToString()));
table.Rows.Add(row);
}
}
/// <summary>
/// Finds the most driven car model (all models if there are more which are equaly driven)
/// </summary>
/// <param name="cars">list containing cars which will be searched</param>
/// <returns>string containing the most driven model (or models)</returns>
private string GetMostDrivenCarModel(CarList cars)
{
string model = null;
int mostKmDriven = 0;
while (cars.MoveToNextElement())
{
CarData currentCar = cars.GetCurrentElement();
if (currentCar.KmPerYear > mostKmDriven)
{
mostKmDriven = currentCar.KmPerYear;
model = currentCar.Model;
}
else if (currentCar.KmPerYear == mostKmDriven)
{
mostKmDriven = currentCar.KmPerYear;
model += ", " + currentCar.Model;
}
}
return(model);
}
