Falling Rocks

using System;
using System.Collections.Generic;
using System.Threading;

class FallingRocks
{
    static int lives = 5;
    static int score = 10;

    struct Figure
    {
        public int x;
        public int y;
        public string s;
        public ConsoleColor color;
    }

    static void Main()
    {
        SetPlayfield();
        List<char> rocksChar = new List<char>() { '^', '@', '*', '&', '+', '%', '$', '#', '!', '.', ';', '-' };
        List<ConsoleColor> colors = new List<ConsoleColor> { ConsoleColor.DarkYellow, ConsoleColor.Blue, ConsoleColor.Magenta,
            ConsoleColor.Red, ConsoleColor.White, ConsoleColor.Yellow, ConsoleColor.Gray };
        List<Figure> rocks = new List<Figure>();
        Random randomGenerator = new Random();

        Figure playfieldBorder = new Figure();
        playfieldBorder.x = 0;
        playfieldBorder.y = 3;
        playfieldBorder.s = new string('-', Console.WindowWidth - 1);
        playfieldBorder.color = ConsoleColor.Gray;

        Figure dwarf = new Figure();
        dwarf.x = Console.WindowWidth / 2;
        dwarf.y = Console.WindowHeight - 1;
        dwarf.s = "(0)";
        dwarf.color = ConsoleColor.Green;

        while (true)
        {
            CreateFigure(rocksChar, colors, rocks, randomGenerator);
            dwarf = MoveDwarf(dwarf);
            rocks = MoveRocks(rocks);
            Console.Clear();
            PrintOnPosition(playfieldBorder.x, playfieldBorder.y, playfieldBorder.s, playfieldBorder.color);

            foreach (Figure currentRock in rocks)
            {
                PrintOnPosition(currentRock.x, currentRock.y, currentRock.s, currentRock.color);
            }

            PrintOnPosition(dwarf.x, dwarf.y, dwarf.s, dwarf.color);
            PrintOnPosition(2, 1, "Lives: " + lives, ConsoleColor.Green);
            PrintOnPosition(21, 1, "Score: " + score, ConsoleColor.Green);
            score += 10;
            CheckDwarfIsHit(rocks, dwarf);
            Thread.Sleep(300);
        }
    }

    private static Figure MoveDwarf(Figure dwarf)
    {
        while (Console.KeyAvailable)
        {
            ConsoleKeyInfo pressedKey = Console.ReadKey();
            if (pressedKey.Key == ConsoleKey.LeftArrow)
            {
                if (dwarf.x - 1 >= 0)
                {
                    dwarf.x--;
                }
            }
            else if (pressedKey.Key == ConsoleKey.RightArrow)
            {
                if (dwarf.x + 2 < Console.WindowWidth - 2)
                {
                    dwarf.x++;
                }
            }
        }
        return dwarf;
    }

    private static List<Figure> MoveRocks(List<Figure> rocks)
    {
        for (int i = 0; i < rocks.Count; i++)
        {
            if (rocks[i].y < Console.WindowHeight - 1)
            {
                Figure tempRock = new Figure();
                tempRock.x = rocks[i].x;
                tempRock.y = rocks[i].y + 1;
                tempRock.s = rocks[i].s;
                tempRock.color = rocks[i].color;
                rocks[i] = tempRock;
            }
            else if (rocks[i].y == Console.WindowHeight - 1)
            {
                rocks.RemoveAt(i);
            }
        }
        return rocks;
    }

    private static void CheckDwarfIsHit(List<Figure> rocks, Figure dwarf)
    {
        foreach (Figure rock in rocks)
        {
            if (rock.s.Length == 1)
            {
                if (rock.y == dwarf.y && (rock.x == dwarf.x || rock.x == dwarf.x + 1 || rock.x == dwarf.x + 2))
                {
                    PrintOnPosition(dwarf.x, dwarf.y, dwarf.s, ConsoleColor.Red);
                    lives--;
                    if (lives == 0)
                    {
                        Console.Clear();
                        PrintOnPosition(15, 10, "Game Over!", ConsoleColor.Red);
                        PrintOnPosition(8, 11, "Press any key to exit.", ConsoleColor.Red);
                        Console.ReadLine();
                        Environment.Exit(0);
                    }
                }
            }
            //else if (rock.s.Length == 2)
            //{
            //    if (rock.y == dwarf.y && (rock.x == dwarf.x || rock.x == dwarf.x + 1 || rock.x == dwarf.x + 2
            //    || rock.x + 1 == dwarf.x || rock.x + 1 == dwarf.x + 1 || rock.x + 1 == dwarf.x + 2))
            //    {
            //        PrintOnPosition(dwarf.x, dwarf.y, dwarf.s, ConsoleColor.Red);
            //        lives--;
            //        if (lives == 0)
            //        {
            //            Console.Clear();
            //            PrintOnPosition(15, 10, "Game Over!", ConsoleColor.Red);
            //            PrintOnPosition(8, 11, "Press any key to exit.", ConsoleColor.Red);
            //            Console.ReadLine();
            //            Environment.Exit(0);
            //        }
            //    }
            //}
            //else if (rock.s.Length == 3)
            //{
            //    if (rock.y == dwarf.y && (rock.x == dwarf.x || rock.x == dwarf.x + 1 || rock.x == dwarf.x + 2
            //    || rock.x + 1 == dwarf.x || rock.x + 1 == dwarf.x + 1 || rock.x + 1 == dwarf.x + 2
            //    || rock.x + 2 == dwarf.x || rock.x + 2 == dwarf.x + 2 || rock.x + 1 == dwarf.x + 2))
            //    {
            //        lives--;
            //        if (lives == 0)
            //        {
            //            Console.Clear();
            //            PrintOnPosition(15, 10, "Game Over!", ConsoleColor.Red);
            //            PrintOnPosition(8, 11, "Press any key to exit.", ConsoleColor.Red);
            //            Console.ReadLine();
            //            Environment.Exit(0);
            //        }
            //    }
            //}
        }
    }

    private static void SetPlayfield()
    {
        Console.Title = "Falling rocks";
        Console.WindowWidth = 40;
        Console.BufferWidth = Console.WindowWidth;
        Console.WindowHeight = 20;
        Console.BufferHeight = Console.WindowHeight;
        Console.CursorVisible = false;
    }

    private static void CreateFigure(List<char> rocksChar, List<ConsoleColor> colors, List<Figure> rocks, Random randomGenerator)
    {
        Figure rock = new Figure();
        rock.x = randomGenerator.Next(0, Console.WindowWidth);
        rock.y = 4;
        char newRockChar = rocksChar[randomGenerator.Next(0, rocksChar.Count)];
        string newFigure = new string(newRockChar, randomGenerator.Next(1, 4));
        rock.s = newFigure;
        rock.color = colors[randomGenerator.Next(0, colors.Count)];
        rocks.Add(rock);
    }

    static void PrintOnPosition(int x, int y, string s, ConsoleColor color = ConsoleColor.Red)
    {
        Console.SetCursorPosition(x, y);
        Console.ForegroundColor = color;
        Console.Write(s);
    }
}