using System;

using System.IO;

​

public class Program

{        

    public const double   Pi = 3.14159;

    public static void Main()

    {

        //Populating Data

        Customers[] CustList;

        CustList = PopulateData(3);

​

        //Put Information into the file              

        if(InsertResultIntoTheFile(CustList))

        {

            Console.WriteLine("Result has been saved in file.");

        }

    }

    private static Customers[] PopulateData(int CustNumbers = 3)

    {

        Customers[] CustList = new Customers[CustNumbers];

        //First Customer

        CustList[0] = new Customers();

        CustList[0].FirstName = "Simone";

        CustList[0].LastName = "Hudson";

        CustList[0].CustomerOrder.CustomerVehicle = new Automobile(2, 3, 3.5);

        CustList[0].CustomerOrder.CustomerVehicle.Description = "BMW";

        CustList[0].CustomerOrder.CustomerVehicle.HorsePower = 235;

        CustList[0].CustomerOrder.CustomerVehicle.Wheels = 4;

        CustList[0].CustomerOrder.Price = 65000;

        CustList[0].CustomerOrder.Quantity = 1;

​

        //Second Customer

        CustList[1] = new Customers();

        CustList[1].FirstName = "Robert";

        CustList[1].LastName = "Restler";

        CustList[1].CustomerOrder.CustomerVehicle = new Motorcycle(3, 2);

        CustList[1].CustomerOrder.CustomerVehicle.Description = "Honda";

        CustList[1].CustomerOrder.CustomerVehicle.HorsePower = 65;

        CustList[1].CustomerOrder.CustomerVehicle.Wheels = 2;

        CustList[1].CustomerOrder.Price = 3000;

        CustList[1].CustomerOrder.Quantity = 2;

​

        //Third Customer

        CustList[2] = new Customers();

        CustList[2].FirstName = "Dexter";

        CustList[2].LastName = "Sanderz";

        CustList[2].CustomerOrder.CustomerVehicle = new Automobile(4, 7, 3);

        CustList[2].CustomerOrder.CustomerVehicle.Description = "Toyota";

        CustList[2].CustomerOrder.CustomerVehicle.HorsePower = 430;

        CustList[2].CustomerOrder.CustomerVehicle.Wheels = 4;

        CustList[2].CustomerOrder.Price = 43000;

        CustList[2].CustomerOrder.Quantity = 1;

        return CustList;

    }

    private static bool InsertResultIntoTheFile(Customers[] CustList, string FilePath = @"D:\Assignmet3_SalmanRastgou.txt")

    {

        try

        {           

            string[] CustInfo = new string[CustList.Length * 3];

            int j = 0;

​

            for (int i = 0; i < CustList.Length; i++)

            {

                CustInfo[j++] = String.Format("{0:10} {1:20}", CustList[i].FirstName, CustList[i].LastName);

                CustInfo[j++] = String.Format("Vehicle Type: {0} - Make: {1} - Price: {2:C} - Quantity: {3} - Cargo Capacity: {4}"

                                    , (CustList[i].CustomerOrder.CustomerVehicle as Vehicle) is Automobile ? "Automobile" : "Motorcycle" // Or //CustList[i].CustomerOrder.CustomerVehicle.ToString()

                                    , CustList[i].CustomerOrder.CustomerVehicle.Description

                                    , CustList[i].CustomerOrder.Price, CustList[i].CustomerOrder.Quantity

                                    , CustList[i].CustomerOrder.CustomerVehicle.CargoCapacity.ToString());

                CustInfo[j++] = string.Format("----------------------------");

            }

​

            File.WriteAllLines(FilePath, CustInfo);

            File.AppendAllText(FilePath, ">>> Salman Rastgou - N01157264 - Assignment3 <<<");

​

            return true;

        }

        catch (Exception e)

        {

            Console.WriteLine(e.Message);

            return false;

        }       

    }

}

​

//---------------------------------

public abstract class Vehicle

{

    private int _horsePower = 0;

    public virtual int Wheels { get; set; }

    public string Description { get; set; }

    public int HorsePower

    {

        get

        {

            return _horsePower;

        }

        set

        {

            if (value < 0)

            {

                _horsePower = 0;

            }

            else

            {

                _horsePower = value;

            }

        }

    }

    public virtual double CargoCapacity { get { return CargoCapacity; } }    

}

​

//---------------------------------

public class Automobile : Vehicle

{

    private double _CargoCapacity = 0;

    private int _Wheels = 0;

    public override double CargoCapacity { get { return _CargoCapacity; } }

    public override int Wheels

    {

        get

        {

            return _Wheels;

        }

        set

        {

            if (value < 4)

            {

                _Wheels = 4;

            }

            else

            {

                _Wheels = value;

            }

        }

    }

    public override string ToString()

    {

        return "Automobile";

    }

    public Automobile(double _height, double _width, double _length)

    {

        try

        {

            _CargoCapacity = _height * _width * _length;

        }

        catch (Exception)

        {

            _CargoCapacity = 0;            

        }

    }

}

​

//---------------------------------

public class Motorcycle : Vehicle

{

    private double _CargoCapacity = 0;

    private int _Wheels = 0;

    public override double CargoCapacity { get { return _CargoCapacity; } }

    public override int Wheels

    {

        get

        {

            return _Wheels;

        }

        set

        {

            if (value < 2)

            {

                _Wheels = 2;

            }

            else

            {

                _Wheels = value;

            }

        }

    }

    public override string ToString()

    {

        return "Motorcycle";

    }

    public Motorcycle(double _radius, double _height)

    {

        try

        {

            _CargoCapacity = Program.Pi * ((_radius * _radius) * _height) * 2;

        }

        catch (Exception)

        {

            _CargoCapacity = 0;            

        }

    }

}

//---------------------------------

public class Customers

{

    public string FirstName { get; set; }

    public string LastName { get; set; }

    public Order CustomerOrder { get; set; }

    public Customers()

    {

        CustomerOrder = new Order();

    }

}

//---------------------------------

public class Order

{

    private int _quantity = 0;

    private decimal _price = 0;

    public decimal Price

    {

        get

        {

            return _price;

        }

        set

        {

            if (value < 0)

            {

                _price = 0;

            }

            else

            {

                _price = value;

            }

        }

    }

    public int Quantity 

    {

        get

        {

            return _quantity;

        }

        set

        {

            if (value< 0)

            {

                _quantity  = 0;

            }

            else

            {

                _quantity  = value;

            }

        }

    }

    public Vehicle CustomerVehicle { get; set; }

}

​