Homework32

using System;

namespace Homework31
{
    class Progam
    {
        static void Main()
        {
            Console.CursorVisible = false;

            bool isOpen = true;

            int playerX = 3;
            int playerY = 5;
            int score = 0;

            char[,] map =
            {
                {'#', '#','#','#','#','#','#','#','#', '#','#','#','#','#', '#','#','#','#','#','#','#','#', '#','#','#','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', '#','.',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', '#','.',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', '#','.',' ','#'},
                {'#', '#','#','#','#','#','#','#','#', '#','#',' ','.','.', '.','.','.',' ',' ',' ',' ',' ', '#','#',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ','#',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', '#','#','#','#','#','#','#','#', '#','#',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ','.', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', '#','#','#','#','#','#','#','#', ' ',' ',' ',' ','.', ' ',' ',' ','#','#','#','#','#', '#','#','#','#'},
                {'#', '.','.','.','.','.','.','.','#', ' ',' ',' ',' ','.', ' ',' ',' ','#',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', '.','.','.','.','.','.','.','#', ' ',' ',' ',' ','.', ' ',' ',' ','#',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ',' ','.', ' ',' ',' ',' ',' ',' ',' ',' ', ' ',' ',' ','#'},
                {'#', '#','#','#','#','#','#','#','#', '#','#','#','#','#', '#','#','#','#','#','#','#','#', '#','#','#','#'}
            };

            while (isOpen)
            {
                DrawMap(map, ConsoleColor.Magenta);

                DrawPlayer(playerX, playerY, ConsoleColor.Yellow);

                ShowScore(score);

                HandleInput(ref playerX, ref playerY, map, ref score);

                Console.Clear();
            }
        }

        static void DrawMap(char[,] map, ConsoleColor color = ConsoleColor.Blue)
        {
            Console.ForegroundColor = color;

            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 void HandleInput(ref int playerX, ref int playerY, char[,] map, ref int score)
        {
            int[] direction = GetDirection();

            int nextPlayerPositionX = playerX + direction[0];
            int nextPlayerPositionY = playerY + direction[1];

            TryMovePlayer(ref playerX, ref playerY, nextPlayerPositionX, nextPlayerPositionY, map);
            score = IncreaseNumberOfPlayerPoints(nextPlayerPositionX, nextPlayerPositionY, map, score);
        }

        static int[] GetDirection()
        {
            const ConsoleKey MoveUpKey = ConsoleKey.W;
            const ConsoleKey MoveDownKey = ConsoleKey.S;
            const ConsoleKey MoveLeftKey = ConsoleKey.A;
            const ConsoleKey MoveRightKey = ConsoleKey.D;

            int[] direction = { 0, 0 };

            Console.SetCursorPosition(0, 17);
            Console.ForegroundColor = ConsoleColor.DarkCyan;
            Console.WriteLine($"{MoveRightKey} - Передвинуть игрока вправо\n{MoveLeftKey} - Передвинуть игрока влево\n{MoveUpKey} - Передвинуть игрока вверх\n{MoveDownKey} - Передвинуть игрока вниз");

            ConsoleKeyInfo pressedKey = Console.ReadKey();

            if (pressedKey.Key == MoveUpKey)
                direction[1] = -1;
            else if (pressedKey.Key == MoveDownKey)
                direction[1] = 1;
            else if (pressedKey.Key == MoveLeftKey)
                direction[0] = -1;
            else if (pressedKey.Key == MoveRightKey)
                direction[0] = 1;

            return direction;
        }

        static void DrawPlayer(int playerX, int playerY, ConsoleColor color = ConsoleColor.Red)
        {
            char player = '@';

            Console.SetCursorPosition(playerX, playerY);
            Console.ForegroundColor = color;
            Console.Write(player);
        }

        static void ShowScore(int score)
        {
            Console.SetCursorPosition(36, 0);
            Console.Write($"Количество собранных очков: {score}.");
        }

        static void TryMovePlayer(ref int playerX, ref int playerY, int nextPlayerPositionX, int nextPlayerPositionY, char[,] map)
        {
            char emptiness = ' ';

            if (map[nextPlayerPositionY, nextPlayerPositionX] == emptiness)
            {
                playerX = nextPlayerPositionX;
                playerY = nextPlayerPositionY;
            }
        }

        static int IncreaseNumberOfPlayerPoints(int nextPlayerPositionX, int nextPlayerPositionY, char[,] map, int score)
        {
            char emptiness = ' ';
            char berry = '.';

            if (map[nextPlayerPositionY, nextPlayerPositionX] == berry)
            {
                score++;
                map[nextPlayerPositionY, nextPlayerPositionX] = emptiness;
            }

            return score;
        }
    }
}