using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Net.Sockets;

namespace Bus
{
    class Program
    {
        static string path = @"C:\Users\Кирилл\source\repos\Bus\Bus\graph.txt";
        static float[,] g = new float[5, 5];
        static void read_graph()
        {
            using (StreamReader st = new StreamReader(path, System.Text.Encoding.Default))
            {
                string line;
                while ((line = st.ReadLine()) != null)
                {
                    int i = 0;
                    int u = get_int(line, ref i);
                    int v = get_int(line, ref i);
                    g[u, v] = get_int(line, ref i);
                }
            }
        }
        static void update(int[] way,int N,ref int pos,DateTime sdt)
        {
            float v = 0.2F;
            DateTime ndt = DateTime.Now;
            int t = Convert.ToInt32(ndt - sdt);
            float S = t * v;
            int i = 1;
            while(S > 0)
            {
                S -= g[way[1], way[0]];
                for (int j = 1; j < N; j++)
                    way[j - 1] = way[j];
            }
            pos = way[0];
        }//Обновляет путь
        static int get_int(string str,ref int pos)
        {
            string res = "";
            while (str[pos] != ' ')
                res += str[pos++];
            pos++;
            return Convert.ToInt32(res);
        }
        static void Main(string[] args)
        {
            read_graph();
            int[] way = new int[5];
            while(true)
            {
                IPEndPoint ip = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8049);
                Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                Random rnd = new Random();
                Console.WriteLine("Введите номер автобуса: ");
                int N = 0;
                int pos = rnd.Next(0, 4);
                string message = Console.ReadLine() + Convert.ToString(pos);
                try
                {
                    sock.Connect(ip);
                    sock.Send(Encoding.Unicode.GetBytes(message));
                    int bytes = 0;
                    byte[] buff = new byte[256];
                    do
                    {
                        bytes = sock.Receive(buff);
                        message = Encoding.Unicode.GetString(buff, 0, bytes);
                    } while (sock.Available > 0);

                    if (message[0] == 'g')
                    {
                        DateTime n = DateTime.Now;
                        update(way, N, ref pos, n);
                        Console.WriteLine("Местоположение обновленно");
                        sock.Send(Encoding.Unicode.GetBytes(Convert.ToString(pos)));
                        Console.WriteLine("Местоположение отправленно на сервер");
                    }
                    else
                    {
                        int i = 0;
                        N = 0;
                        while (i < message.Length)
                            way[N++] = get_int(message, ref i);
                    }
                }
                catch(Exception ex)
                {
                    Console.WriteLine(ex.Message);
                }
            }
        }
    }
}