Функции-4

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

namespace Homework4
{
    class Program
    {
        static void Main(string[] args)
        {
            int playerX, playerY;
            int directionX = 1, directionY = 0;
            bool isPlaying = true;
            char[,] map = ReadMap("Map1", out playerX, out playerY);

            Console.CursorVisible = false;
            DrawMap(map);

            while (isPlaying)
            {
                if (Console.KeyAvailable)
                {
                    ChangeDirection(ref directionX, ref directionY);
                }

                if (map[playerX + directionX, playerY + directionY] != '#')
                {
                    Move(ref playerX, ref playerY, directionX, directionY);
                }
            }
        }

        static void Move(ref int playerX, ref int playerY, int directionX, int directionY)
        {
            Console.SetCursorPosition(playerY, playerX);
            Console.Write(' ');

            playerX += directionX;
            playerY += directionY;

            Console.SetCursorPosition(playerY, playerX);
            Console.Write('@');
            System.Threading.Thread.Sleep(150);
        }

        static void ChangeDirection(ref int directionX, ref int directionY)
        {
            ConsoleKeyInfo key = Console.ReadKey(true);
            switch (key.Key)
            {
                case ConsoleKey.RightArrow:
                    directionY = 1; directionX = 0;
                    break;
                case ConsoleKey.LeftArrow:
                    directionY = -1; directionX = 0;
                    break;
                case ConsoleKey.UpArrow:
                    directionY = 0; directionX = -1;
                    break;
                case ConsoleKey.DownArrow:
                    directionY = 0; directionX = 1;
                    break;
            }
        }

        static char[,] ReadMap(string mapName, out int playerX, out int playerY)
        {
            playerX = 0;
            playerY = 0;
            string[] newFile = File.ReadAllLines($"Maps/{mapName}.txt");
            char[,] map = new char[newFile.Length, newFile[0].Length];

            for (int i = 0; i < map.GetLength(0); i++)
            {
                for (int j = 0; j < map.GetLength(1); j++)
                {
                    map[i, j] = newFile[i][j];
                    if (map[i, j] == '@')
                    {
                        playerX = i;
                        playerY = j;
                    }
                }
            }

            return map;
        }

        static void DrawMap(char[,] map)
        {
            for (int i = 0; i < map.GetLength(0); i++)
            {
                for (int j = 0; j < map.GetLength(1); j++)
                {
                    Console.Write(map[i, j]);
                }
                Console.WriteLine();
            }
        }
    }
}