Brave new world

namespace brave_new_world
{
    internal class Program
    {
        static void Main(string[] args)
        {
            string[,] map;
            int mapWidthSize = 15;
            int mapHeightSize = 10;
            map = PaintMap(mapWidthSize, mapHeightSize, out int numberOfCoins);
            MoveAroundMap(map, numberOfCoins);
        }

        static string[,] PaintMap(int xSize, int ySize, out int numberOfCoins)
        {
            numberOfCoins = 0;
            double thirtyPercent = 0.3;
            string playerSymbol = "X";
            string wallSymbol = "#";
            string coinSymbol = "*";
            string emptyField = " ";
            string[,] map = new string[ySize, xSize];
            int numberOfBoarders = 2;
            int heightMapWithoutBoarders = ySize - numberOfBoarders;
            int widthMapWithoutBoarders = xSize - numberOfBoarders;
            int numberOfEmptyFields = (widthMapWithoutBoarders) * (heightMapWithoutBoarders);
            int maxNumberOfWalls = Convert.ToInt32(numberOfEmptyFields * thirtyPercent);

            for (int i = 0; i < ySize; i++)
            {
                for (int j = 0; j < xSize; j++)
                {
                    if (i == 0 || i == ySize - 1 || j == 0 || j == xSize - 1)
                    {
                        map[i, j] = wallSymbol;
                    }
                }
            }

            for (int i = 1; i < ySize - 1; i++)
            {
                for (int j = 1; j < xSize - 1; j++)
                {
                    map[i, j] = emptyField;
                }
            }

            for (int i = 1; i < ySize - 1; i++)
            {
                for (int j = 1; j < xSize - 1; j++)
                {
                    Console.Write($"Нарисуйте преграды символом {wallSymbol}, монеты символом {coinSymbol} и пустые поля пробелом: ");
                    Console.SetCursorPosition(0, 1);
                    PrintMap(map);
                    Console.SetCursorPosition(0, ySize + 2);
                    Console.WriteLine($"Осталось преград: {maxNumberOfWalls}");
                    Console.SetCursorPosition(j, i + 1);
                    map[i, j] = Console.ReadLine();

                    if (map[i, j] == emptyField)
                    {
                        map[i, j] = " ";
                    }
                    else if (map[i, j] == wallSymbol)
                    {
                        maxNumberOfWalls--;
                    }
                    else if (map[i, j] == coinSymbol)
                    {
                        numberOfCoins++;
                    }
                    else if (maxNumberOfWalls == 0)
                    {
                        map[i, j] = coinSymbol;
                    }
                    else
                    {
                        map[i, j] = emptyField;
                    }

                    Console.Clear();
                }
            }

            for (int i = 1; i < ySize - 1; i++)
            {
                for (int j = 1; j < xSize - 1; j++)
                {
                    if (map[i, j] == emptyField)
                    {
                        map[i, j] = playerSymbol;
                        break;
                    }
                }

                break;
            }

            return map;
        }

        static void PrintMap(string[,] 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 void MoveAroundMap(string[,] map, int numberOfCoins)
        {
            string emptyField = " ";
            string playerSymbol = "X";

            Console.CursorVisible = false;

            PlayerLocation(map, out int playerLocationX, out int playerLocationY);

            map[playerLocationY, playerLocationX] = emptyField;

            while (numberOfCoins > 0)
            {
                Console.SetCursorPosition(0, 0);
                PrintMap(map);
                Console.SetCursorPosition(0, map.GetLength(0) + 2);
                Console.WriteLine(numberOfCoins);
                Console.SetCursorPosition(playerLocationX, playerLocationY);
                Console.Write(playerSymbol);
                ConsoleKeyInfo charKey = Console.ReadKey();
                ProcessInput(map, ref playerLocationX, ref playerLocationY, charKey);
                CollectingCoins(map, ref numberOfCoins, playerLocationX, playerLocationY);
                Console.Clear();
            }

            Console.WriteLine("Уровень пройден.");
            Console.ReadKey();
        }

        static void CollectingCoins(string[,] map, ref int numberOfCoins, int playerLocationX, int playerLocationY)
        {
            string coinSymbol = "*";
            string emptyField = " ";

            if (map[playerLocationY, playerLocationX] == coinSymbol)
            {
                map[playerLocationY, playerLocationX] = emptyField;
                numberOfCoins--;
            }
        }

        static void PlayerLocation(string[,] map, out int playerLocationX, out int playerLocationY)
        {
            string playerSymbol = "X";
            playerLocationX = 0;
            playerLocationY = 0;

            for (int i = 1; i < map.GetLength(0) - 1; i++)
            {
                for (int j = 1; j < map.GetLength(1) - 1; j++)
                {
                    if (map[i, j] == playerSymbol)
                    {
                        playerLocationY = i;
                        playerLocationX = j;
                        break;
                    }
                }

                break;
            }
        }

        static void ProcessInput(string[,] map, ref int playerLocationX, ref int playerLocationY, ConsoleKeyInfo charKey)
        {
            string wallSymbol = "#";

            if (charKey.Key == ConsoleKey.UpArrow && map[playerLocationY - 1, playerLocationX] != wallSymbol)
            {
                playerLocationY--;
            }
            else if (charKey.Key == ConsoleKey.DownArrow && map[playerLocationY + 1, playerLocationX] != wallSymbol)
            {
                playerLocationY++;
            }
            else if (charKey.Key == ConsoleKey.LeftArrow && map[playerLocationY, playerLocationX - 1] != wallSymbol)
            {
                playerLocationX--;
            }
            else if (charKey.Key == ConsoleKey.RightArrow && map[playerLocationY, playerLocationX + 1] != wallSymbol)
            {
                playerLocationX++;
            }
        }
    }
}