Console game (move symbol in symbol map)

iJunior_C#_Lesson_50

using System;
using System.IO;

namespace iJunior_Practice
{
    class Program
    {
        static void Main(string[] args)
        {
            char wallSymbol = '#'; 
            char playerSymbol = '@';
            char[,] map;
            string mapFilePath = "map.txt";
            int playerX = 1;
            int playerY = 1;

            Console.CursorVisible = false;
            map = ReadMap(mapFilePath);

            while (true)
            { 
                Console.Clear();
                Console.ForegroundColor = ConsoleColor.DarkRed;
                DrawMap(map);

                Console.ForegroundColor = ConsoleColor.Green;
                Console.SetCursorPosition(playerX, playerY);
                Console.Write(playerSymbol);
                
                ConsoleKeyInfo pressedKey = Console.ReadKey();
                GetDirection(pressedKey, out int offsetX, out int offsetY);
                Move(map, ref playerX, ref playerY, offsetX, offsetY);
            }
        }

        static char[,] ReadMap(string filePath)
        {
            string[] fileLines = File.ReadAllLines(filePath);
            int maxRowLength = GetMaxRowLength(fileLines);
            char[,] map = new char[maxRowLength, fileLines.Length];

            for (int y = 0; y < fileLines.Length; y++)
            {
                for (int x = 0; x < maxRowLength; x++)
                {
                    if (x < fileLines[y].Length)
                    {
                        map[x, y] = fileLines[y][x];
                    }
                }
            }
            return map;
        }

        static int GetMaxRowLength(string[] fileLines)
        {
            int maxRowLength = 0;
            
            foreach (string line in fileLines)
            {
                if (line.Length > maxRowLength)
                {
                    maxRowLength = line.Length;
                }
            }
            
            return maxRowLength;
        }

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

                Console.WriteLine();
            }
        }

        static void GetDirection(ConsoleKeyInfo pressedKey, out int offsetX, out int offsetY)
        {
            offsetX = 0;
            offsetY = 0;

            switch (pressedKey.Key)
            {
                case ConsoleKey.LeftArrow:
                    offsetX = -1;
                    break;
                
                case ConsoleKey.RightArrow:
                    offsetX = 1;
                    break;
                
                case ConsoleKey.UpArrow:
                    offsetY = -1;
                    break;
                
                case ConsoleKey.DownArrow:
                    offsetY = 1;
                    break;
                
                case ConsoleKey.Spacebar:
                    Console.Clear();
                    Console.WriteLine("Игра завершена.");
                    Environment.Exit(0);
                    break;
            }
        }

        static void Move(char[,] map, ref int playerX, ref int playerY, int offsetX, int offsetY)
        {
            int newX = playerX + offsetX;
            int newY = playerY + offsetY;

            if (IsCellAvailable(map, newX, newY))
            {
                playerX = newX;
                playerY = newY;
            }
        }

        static bool IsCellAvailable(char[,] map, int x, int y)
        {
            return map[x, y] == ' ';
        }
    }
}