using System;

/* Draw a rectangle, give its perimeter and Area

Ask the user for a length and width of a rectangle.

Draw the rectangle

find and show the perimeter

find and show the Area

*/

​

namespace name 

{

    public class Program

    {

        public class Global

        {

            public static string name; // Specifies values

            public static int topsize;

            public static int bottomsize;

            public static int sidesize;

            public static int area;

            public static int perimeter;

​

        }

        public static void Main()

        {

            information();

            GetName();

            menu();

​

        }

​

        public static void information() // Public status void

        {

            Console.WriteLine("                  Basic Geometry program");

            Console.WriteLine("");

            Console.WriteLine("Draw a rectangle giving you the area and perimeter of your shape. Please press Enter to continue."); // Menu

            Console.WriteLine("");

            Console.ReadLine();

        }

        public static void GetName()

        {

            Console.WriteLine("");

            Console.WriteLine("Please input your first name:");

            Global.name = Console.ReadLine();

        }

        public static void menu()

        {

            int options;

            Console.WriteLine("           Menu");

            Console.WriteLine(" ");

            Console.WriteLine("1. Draw a rectangle."); // Options

            Console.WriteLine("2. Exit the program.");

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine(Global.name + " please select a number from the menu: ");

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

​

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

            {

                menu();

            }

            if (options == 3)

            {

               Square();

            }

            if (options == 1)

            {

                Rectangle();

            }

            if (options == 2)

            {

               exit();

            }

​

        }

        public static void Rectangle()

        {

            Console.WriteLine(Global.name + " welcome to my rectangle maker!"); // Introduces

            Console.WriteLine("Please enter the length to draw:"); // Length

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

            Console.WriteLine("Please enter the width to draw:"); // Width

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

            Global.bottomsize = Global.topsize;

            start();

            topnum();

            top();

            sides();

            bottom();

            recMath();

            Console.ReadLine(); 

            menu();

        }

        public static void Square()

        {

            Console.WriteLine(Global.name + "");

            Console.WriteLine("");

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

            Global.sidesize = Global.topsize;

            Global.bottomsize = Global.topsize;

            start();

            topnum();

            top();

            sides();

            bottom();

            sqMath();

            Console.ReadLine();

            menu();

​

        }

        public static void exit()

        {

            Console.WriteLine("     The Basic Geometry Program"); // Title

            Console.WriteLine("");

            Console.WriteLine(Global.name +" Thanks for using the basic geometry program!"); // When you finish or exit the program

            Console.WriteLine("");

            Console.WriteLine("   Come back again soon!");

            Console.ReadLine();

            Environment.Exit(0);

        }

        public static void topnum()

        {

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

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

            {

                Console.Write(" ");

​

            }

            Console.Write(Global.topsize);

            Console.WriteLine(" ");

            Console.Write("                    ");

​

        }

        public static void recMath() // Math for the rectangle

        {

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine("Length = " + Global.topsize);

            Console.WriteLine("Width = " + Global.sidesize);

            Global.area = Global.topsize * Global.sidesize;

            Console.WriteLine("Area = " + Global.area);

            Global.perimeter = 2 * Global.topsize + 2 * Global.sidesize;

            Console.WriteLine("The perimeter is " + Global.perimeter);

​

        }

        static void sqMath()

        {

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine("");

            Console.WriteLine("The area for your square with a length and width of" + Global.topsize);

            Global.area = Global.topsize * Global.sidesize;

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

            Global.perimeter = 2 * Global.topsize + 2 * Global.sidesize;

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

​

        }

        public static void top() // The segments

        {

            Console.Write("+");

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

            {

                Console.Write("-");

            }

            Console.Write("+");

            Console.WriteLine();

            Console.Write("                    ");

​

        }

        public static void bottom() // The other segments

        {

            Console.Write("+");

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

            {

                Console.Write("-");

            }

            Console.Write('+');

            Console.WriteLine("");

​

        }

        public static void start() 

        {

            Console.Clear();

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

            {

                Console.Write(" ");

            }

            Console.Write("         ");

        }

        public static void sides() // The sides

        {

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

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

            {

                Console.Write("|");

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

                {

                    Console.Write(" ");

                }

                Console.Write("|");

                if (i == midway)

                {

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

                }

                Console.WriteLine("");

                Console.Write("                    ");

            }

​

        }

​

    }

}