namespace HttpLectionDemo
{
    using System;
    using System.Net;
    using System.Net.Sockets;
    using System.Text;

    public class Program
    {
        public static void Main()
        {
            TcpListener tcpListener = new TcpListener(IPAddress.Loopback, 80);

            tcpListener.Start();

            while (true)
            {
                TcpClient client = tcpListener.AcceptTcpClient();

                using (NetworkStream stream = client.GetStream())
                {
                    byte[] requestBytes = new byte[100000000];
                    // Thread.Sleep(10000);
                    int readBytes = stream.Read(requestBytes, 0, requestBytes.Length);
                    var stringRequest = Encoding.UTF8.GetString(requestBytes, 0, readBytes);
                    Console.WriteLine(new string('~', 60));
                    Console.WriteLine(stringRequest);
                    string responseBody = "<h1 style=\"color:blue \">Hello, friend! I'm your testing page!</h1>";
                    string response = "HTTP/1.0 200 OK" + Environment.NewLine +
                                      "Content-Type: text/html" + Environment.NewLine +
                                      "Set-Cookie: cookie1=test; Path=/test" + Environment.NewLine +
                                      "Set-Cookie: cookie2=new cookie; Path=/test" + Environment.NewLine +
                                      "Server: MyCustomServer/1.0" + Environment.NewLine +
                                     $"Content-Length: {responseBody.Length}" + Environment.NewLine + Environment.NewLine +
                                      responseBody;
                    byte[] responseBytes = Encoding.UTF8.GetBytes(response);
                    stream.Write(responseBytes, 0, responseBytes.Length);
                }
            }

        }
    }
}