using System;
using System.IO;

namespace shuffleArray
{
    class Program
    {
        static void Redraw(ref int posX, ref int posY, char[,] array, int DX, int DY, char symbol)
        {
            Console.SetCursorPosition(posX, posY);
            Console.Write(array[posY, posX]);
            posX += DX;
            posY += DY;
            Console.SetCursorPosition(posX, posY);
            Console.Write(symbol);
        }
        static void Main(string[] args)
        {
            Console.CursorVisible = false;
            Random rand = new Random();

            int maxPoint = 0;
            int point = 0;

            string[] newFile = File.ReadAllLines("map.txt");
            char[,] map = new char[newFile.Length, newFile[1].Length];

            int packmanX = 0, packmanY = 0;
            int DX = 1, DY = 0;
            bool die = false;
            bool win = false;

            int ghostX = 0, ghostY = 0;
            int GDX = 1, GDY = 0;
            int ghostDir = 0;

            for (int i = 0; i < map.GetLength(0); i++)
                for (int j = 0; j < map.GetLength(1); j++)
                    map[i, j] = newFile[i][j];

            for (int i = 0; i < map.GetLength(0); i++)
            {
                for (int j = 0; j < map.GetLength(1); j++)
                {
                    if (map[i, j] == '@')
                    {
                        packmanX = j;
                        packmanY = i;
                        map[i, j] = ' ';
                    }
                    else if (map[i, j] == ' ')
                    {
                        map[i, j] = '.';
                        maxPoint++;
                    }
                    else if (map[i, j] == 'X')
                    {
                        ghostX = j;
                        ghostY = i;
                        map[i, j] = '.';
                        maxPoint++;
                    }
                    Console.Write(map[i, j]);
                }
                Console.WriteLine();
            }

            ConsoleKeyInfo key;

            while (!win && !die)
            {
                if (Console.KeyAvailable)
                {
                    key = Console.ReadKey(true);
                    switch (key.Key)
                    {
                        case ConsoleKey.UpArrow:
                            DX = 0; DY = -1;
                            break;
                        case ConsoleKey.DownArrow:
                            DX = 0; DY = 1;
                            break;
                        case ConsoleKey.LeftArrow:
                            DX = -1; DY = 0;
                            break;
                        case ConsoleKey.RightArrow:
                            DX = 1; DY = 0;
                            break;
                    }
                }

                System.Threading.Thread.Sleep(100);

                if (map[packmanY + DY, packmanX + DX] != '#')
                {
                    Redraw(ref packmanX,ref packmanY, map, DX,DY, '☺');


                    if (map[packmanY, packmanX] == '.')
                    {
                        point++;
                        map[packmanY, packmanX] = ' ';
                        Console.SetCursorPosition(0, map.GetLength(0) + 5);
                        Console.Write("Вы собрали " + point + "/" + maxPoint + " очков.");
                    }
                }
                if (map[packmanY, packmanX] == 'O')
                {
                    if (packmanX<map.GetLength(0))
                    {
                        Console.SetCursorPosition(packmanX, packmanY);
                        Console.Write(map[packmanY, packmanX]);
                        packmanX = map.GetLength(1) - 1;
                    }
                    else
                        packmanX = 1;
                    Redraw(ref packmanX, ref packmanY, map, DX, DY, '☺');
                }

                if (map[ghostY + GDY, ghostX + GDX] == '#')
                {
                    ghostDir = rand.Next(1, 5);

                    switch (ghostDir)
                    {
                        case 1:
                            GDX = 0; GDY = -1;
                            break;
                        case 2:
                            GDX = 0; GDY = 1;
                            break;
                        case 3:
                            GDX = -1; GDY = 0;
                            break;
                        case 4:
                            GDX = 1; GDY = 0;
                            break;
                    }
                }
                else
                {
                    Redraw(ref ghostX, ref ghostY, map, GDX, GDY, '☻');

                    if (ghostX == packmanX && ghostY == packmanY)
                        die = true;
                }
                if (point == maxPoint)
                {
                    win = true;
                }
            }
            if (win)
            {
                Console.Clear();
                Console.Write("Победа!");
            }
            else
            {
                Console.Clear();
                Console.Write("Поражение!");
            }
        }
    }
}