using System;

​

namespace _basicgeometry

{   

public class Program

    { 

    public class Global 

        {

            public static string YourName;

            public static int lengthtop; 

            public static int lengthbottom;

            public static int width; 

            public static int area;

            public static int perimeter; 

        } 

    public static void Main()

        {

        Information();

        Name();

        Menu(); 

        }

    public static void Information()

    {

        Console.WriteLine("                         Basic Geometry Program!");

        Console.WriteLine(""); 

        Console.WriteLine("Welcome to my Basic Geometry Software where I can either Draw a Square or Rectangle");

        Console.WriteLine("     Then I can tell the Area and Perimeter or either the Square or Rectangle");

        Console.WriteLine("                     Press Enter to Continue: ");

        Console.ReadLine();

    }

    public static void Name()

    {    

        Console.Clear();    

        Console.WriteLine("Please Enter your Name: ");

        Global.YourName = Console.ReadLine(); 

    }

    public static void Menu()

    {

        int choices; 

        Console.Clear(); 

        Console.WriteLine("     Menu");

        Console.WriteLine("");

        Console.WriteLine("1. Draw a Square");

        Console.WriteLine("2. Draw a Rectangle");

        Console.WriteLine("3. Exit the Program");

        Console.WriteLine("");

        Console.WriteLine(Global.YourName + " Please Choose one of the Options Above in the Menu: ");

        choices = int.Parse(Console.ReadLine());  

        if ((choices < 1) || (choices > 3))

        {

            Menu(); 

        }

        if (choices == 1)

        {

            Square();

        }

        if (choices == 2)

        {

            Rectangle();

        }

        if (choices == 3)

        {

            Exit();

        }

    }

    public static void Square()

    {

        Console.Clear(); 

        Console.WriteLine("Welcome " + Global.YourName + " to the Square Maker!");

        Console.WriteLine("Please enter the length and the width of the Square you want me to draw below:"); 

        Global.lengthtop = int.Parse(Console.ReadLine()); 

        Global.width = Global.lengthtop; 

        Global.lengthbottom = Global.lengthtop; 

        Start(); 

        Topnumber(); 

        Top(); 

        Sides(); 

        Bottom(); 

        SquareMath(); 

        Console.ReadLine();

        Menu(); 

    }

    public static void Rectangle()

    {

        Console.Clear(); 

        Console.WriteLine("Welcome " + Global.YourName + " to the Rectangle Maker!");

        Console.WriteLine("Please enter the length of the rectangle you want me to draw below:"); 

        Global.lengthtop = int.Parse(Console.ReadLine()); 

        Console.WriteLine("Please enter the width of the rectangle you want me to draw below:");

        Global.width = int.Parse(Console.ReadLine()); 

        Global.lengthbottom = Global.lengthtop; 

        Start(); 

        Topnumber(); 

        Top(); 

        Sides(); 

        Bottom(); 

        RectangleMath(); 

        Console.ReadLine();

        Menu(); 

    }

    public static void Exit()

    {

        Console.Clear(); 

        Console.WriteLine("                         Basic Geometry Program!");

        Console.WriteLine(""); 

        Console.WriteLine("             Thank You " + Global.YourName + " for Using My Geometry Program Drawer!");

        Console.WriteLine("");

        Console.WriteLine("                         Come Back Again Soon!");

    }

    public static void Start()

    {

        Console.Clear(); 

        for (int i = 1; i <= 10; i++)

        {

            Console.WriteLine(" "); 

        }

        Console.Write("                 "); 

    }

    public static void Topnumber()

    {

        int midway = (Global.lengthtop / 2) + 1; 

        for (int k = 1; k <= midway; k++)

        {

            Console.Write(" "); 

        }

        Console.Write(Global.lengthtop); 

        Console.WriteLine(" ");

        Console.Write("                     "); 

    }

    public static void Top() 

    {

        Console.Write("+"); 

        for (int i = 1; i <= Global.lengthtop; i++)

        {

            Console.Write("-"); 

        }

        Console.Write("+"); 

        Console.WriteLine(); 

        Console.Write("                     "); 

    }

    public static void Sides()

    {

        int midway = (Global.width / 2) + 1;

        for (int i = 1; i <= Global.width; i++)

        {

            Console.Write("|"); 

            for (int n = 1; n <= Global.lengthtop; n++)

            {

                Console.Write(" "); 

            }

            Console.Write("|");

            if (i == midway)

            {

                Console.Write(" " + Global.width); 

            }

            Console.Write(""); 

            Console.Write("                 "); 

        }

    }

    public static void Bottom()

    {

        Console.Write("+"); 

        for (int i = 1; i <= Global.lengthtop; i++)

        {

            Console.Write("-");

        }

        Console.Write("+");

        Console.Write("                         "); 

    }

    public static void RectangleMath()

    {

        Console.WriteLine("");

        Console.WriteLine("");

        Console.WriteLine("The Area of Your Rectangle " + Global.YourName + " with a length of " + Global.lengthtop);

        Console.WriteLine("and a width of " + Global.width);

        Global.area = Global.lengthtop*Global.width;

        Console.WriteLine("is equal to = " + Global.area);

        Global.perimeter = 2*Global.lengthtop + 2*Global.width;

        Console.WriteLine("and the Perimeter is equal to = " + Global.perimeter);

        Console.WriteLine("Press Enter to Continue: "); 

    }

    public static void SquareMath()

    {

        Console.WriteLine("");

        Console.WriteLine("");

        Console.WriteLine("The Area of Your Square " + Global.YourName + " with a length and width of " + Global.lengthtop);

        Global.area = Global.lengthtop*Global.width;

        Console.WriteLine("is equal to = " + Global.area);

        Global.perimeter = 2*Global.lengthtop + 2*Global.width;

        Console.WriteLine("and the Perimeter is equal to = " + Global.perimeter);

        Console.WriteLine("Press Enter to Continue: "); 

    }

    }

}