gistfile1.txt

using System;

namespace DZ_5
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Console.CursorVisible = false;
            PlayGame();
        }

        static void PlayGame()
        {
            const ConsoleKey CommandUpArrow = ConsoleKey.UpArrow;
            const ConsoleKey CommandDownArrow = ConsoleKey.DownArrow;
            const ConsoleKey CommandLeftArrow = ConsoleKey.LeftArrow;
            const ConsoleKey CommandRightArrow = ConsoleKey.RightArrow;

            int height = 20;
            int length = 40;

            int userCoordinatesX = 1;
            int userCoordinatesY = 1;

            char user = '@';
            char wall = '#';

            char[,] map = null;

            bool isOpen = true;

            map = CreateMap(wall, height, length);

            while (isOpen)
            {
                PrintMap(map);

                Console.SetCursorPosition(userCoordinatesY, userCoordinatesX);
                Console.Write(user);

                ConsoleKeyInfo charKey = Console.ReadKey();
                switch (charKey.Key)
                {
                    case CommandUpArrow:
                        if (map[userCoordinatesX - 1, userCoordinatesY] != wall)
                        {
                            userCoordinatesX--;
                        }
                        break;
                    case CommandDownArrow:
                        if (map[userCoordinatesX + 1, userCoordinatesY] != wall)
                        {
                            userCoordinatesX++;
                        }
                        break;
                    case CommandLeftArrow:
                        if (map[userCoordinatesX, userCoordinatesY - 1] != wall)
                        {
                            userCoordinatesY--;
                        }
                        break;
                    case CommandRightArrow:
                        if (map[userCoordinatesX, userCoordinatesY + 1] != wall)
                        {
                            userCoordinatesY++;
                        }
                        break;
                }
                Console.Clear();
            }

        }

        static void PrintMap(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();
            }
        }

        static char[,] CreateMap(char wall, int height, int length)
        {
            char[,] map = new char[height, length];

            for (int i = 0; i < map.GetLength(0); i++)
            {
                for (int j = 0; j < map.GetLength(1); j++)
                {
                    if((i == 0 || i == height - 1) || (j == 0 || j == length - 1))
                    {
                        map[i, j] = wall;
                    }
                    else
                    {
                        map[i, j] = ' ';
                    }
                }
            }

            return map;
        }
    }
}