#region 控制台基础设施
using System.ComponentModel.Design;

Console.BackgroundColor = ConsoleColor.Black;
Console.Clear();
int w = 50;
int h = 30;
Console.SetWindowSize(w, h); 
Console.SetBufferSize(w, h);
Console.CursorVisible = false;
#endregion

#region 多个场景
int nowScene = 1;
try
{
    while (true)
    {
        switch (nowScene)
        {
            //主界面
            case 1:
                Console.Clear();
                Console.WriteLine("开始场景");
                Console.ForegroundColor = ConsoleColor.White;
                Console.SetCursorPosition(w / 2 - 3, h / 4);
                Console.Write("寄掰游戏");
                bool notExit = true;
                int nowSceneIndex = 1;
                char choice = 'w';
                nowScene = 2;
                while (notExit)
                {
                    Console.SetCursorPosition(w / 2 - 3, h / 3 + 1);
                    Console.ForegroundColor = nowSceneIndex == 1 ? ConsoleColor.Red : ConsoleColor.White;
                    Console.Write("开始游戏");
                    Console.ForegroundColor = nowSceneIndex == 0 ? ConsoleColor.Red : ConsoleColor.White;
                    Console.SetCursorPosition(w / 2 - 3, h / 3 + 3);
                    Console.Write("退出游戏");
                    
                    choice = Console.ReadKey(true).KeyChar;
                    switch (choice)
                    {
                        case '↑':
                        case 'w':
                        case 'W':
                            nowScene = 2;
                            nowSceneIndex = 1;
                            break;
                        case '↓':
                        case 's':
                        case 'S':
                            nowSceneIndex = 0;
                            nowScene = 3;
                            break;
                        case '\r':
                            notExit = false;
                            break;
                    }

                }
                
                break;

            //游戏场景
            case 2:
                #region 游戏场景初始化
                Console.Clear();
                Console.ForegroundColor = ConsoleColor.White;
                Console.WriteLine("游戏场景");
                Console.SetCursorPosition(2, h - 5);
                Console.Write("1.WASD移动  2.靠近BOSS按J攻击");
                #region 画框

                Console.ForegroundColor = ConsoleColor.Red;
                for (int i = 0; i < w; i += 2)
                {
                    for (int j = 0; j < h; j++)
                    {
                        //Console.SetCursorPosition(25, 12);
                        //Console.WriteLine("当前i{0},j{1}", i, j);//测试用
                        if (i == 0 || j == 0)
                        {
                            Console.SetCursorPosition(i, j);
                            Console.Write("■");
                        }
                        else if (j == Console.BufferHeight - 6)
                        {
                            Console.SetCursorPosition(i, j);
                            Console.Write("■");
                        }
                        else if (i == Console.BufferWidth - 2 || j == Console.BufferHeight - 1)
                        {
                            Console.SetCursorPosition(i, j);
                            Console.Write("■");
                        }
                    }
                }
                #endregion
                #endregion 

                #region 参数初始化
                Random r = new Random();
                notExit = true;
                bool isBossDefeated = false;
                bool isPlayerAlive = true;
                bool isPlayerApproaching = false;
                char movement;


                //BOSS参数
                string bossIcon = "■";
                int bossHP = 100;
                int bossAttackMax = 120;
                int bossAttackMin = 100;
                int bossDefense = 5;
                int bossLocationX = r.Next(2, w - 2);
                int bossLocationY = r.Next(1, h - 7);
                while (bossLocationX < 2 || bossLocationY < 2 || bossLocationX > w - 4 || bossLocationY > h - 8)
                {
                    bossLocationX = r.Next(2, w - 2);
                    bossLocationY = r.Next(1, h - 7);
                }

                //玩家参数
                string playerIcon = "●";
                int playerHP = 100;
                int playerAttackMax = 12;
                int playerAttackMin = 7;
                int playerLocationX = r.Next(2, w - 2);
                int playerLocationY = r.Next(1, h - 7);
                while (playerLocationX == bossLocationX && playerLocationY == bossLocationY)
                {
                    playerLocationX = r.Next(2, w - 2);
                    playerLocationY = r.Next(1, h - 7);
                }
                #endregion




                while (notExit)
                {
                    #region 画玩家
                    if (playerHP > 0) 
                    {
                        Console.ForegroundColor = ConsoleColor.Green;
                        Console.SetCursorPosition(playerLocationX, playerLocationY);
                        Console.WriteLine(playerIcon);
                    }
                    #endregion

                    #region 画BOSS
                    if (bossHP > 0)
                    {
                        Console.SetCursorPosition(bossLocationX, bossLocationY);
                        Console.ForegroundColor = ConsoleColor.Yellow;
                        Console.Write(bossIcon);
                    }
                    #endregion

                    #region 判断玩家是否到达BOSS位置
                    if (playerLocationY == bossLocationY && playerLocationX == bossLocationX ||
                        playerLocationY == bossLocationY && playerLocationX == bossLocationX - 1 ||
                        playerLocationY == bossLocationY && playerLocationX == bossLocationX + 1)
                    {
                        isPlayerApproaching = true;
                        while (isPlayerAlive)
                        {
                            Console.SetCursorPosition(2, h - 4);
                            Console.ForegroundColor = ConsoleColor.Red;
                            Console.WriteLine("Press J to join fight!");
                            movement = Console.ReadKey(true).KeyChar;
                            if (movement == 'J' || movement == 'j')
                            {
                                int round = 1;
                                bool isDefend = false;
                                int damage;
                                #region 初始化辅助界面
                                Console.SetCursorPosition(2, h - 4);
                                Console.WriteLine("                      ");
                                Console.SetCursorPosition(2, h - 4);
                                Console.WriteLine("Combat start!");
                                Thread.Sleep(2000);
                                Console.SetCursorPosition(2, h - 4);
                                Console.WriteLine("                      ");
                                #endregion
                                while (isPlayerAlive)
                                {
                                    damage = 0;
                                    Console.SetCursorPosition(2, h - 5);
                                    Console.WriteLine("                                   ");
                                    if (bossHP <= 0)
                                    {
                                        isBossDefeated = true;
                                        Console.SetCursorPosition(2, h - 5);
                                        Console.WriteLine("你击败了BOSS,按下任何按键继续");
                                        Thread.Sleep(1000);
                                        isBossDefeated = true;
                                        notExit = true;
                                        nowScene = 3;
                                        break;
                                    }
                                    if (playerHP <= 0)
                                    {
                                        isPlayerAlive = false;
                                        Console.SetCursorPosition(2, h - 5);
                                        Console.WriteLine("你被BOSS打败了，按下任何按键继续");
                                        Thread.Sleep(1000);
                                        notExit = true;
                                        nowScene = 3;
                                        break;
                                    }

                                    if (round % 2 != 0)
                                    {
                                        Console.SetCursorPosition(2, h - 5);
                                        Console.WriteLine("现在是你的回合，按下1防御，按下2攻击");
                                        movement = Console.ReadKey(true).KeyChar;
                                        if (movement == '1')
                                        {
                                            isDefend = true;
                                            Console.SetCursorPosition(2, h - 5);
                                            Console.WriteLine("你选择了防御");
                                            Thread.Sleep(2000);
                                        }
                                        else if (movement == '2')
                                        {
                                            isDefend = false;
                                            damage = r.Next(playerAttackMin, playerAttackMax);
                                            bossHP -= damage;
                                            Console.SetCursorPosition(2, h - 4);
                                            Console.WriteLine("你攻击了BOSS，造成了{0}点伤害，BOSS剩余血量{1}", damage, bossHP);
                                            Thread.Sleep(2000);
                                        }
                                    }
                                    else
                                    {
                                        Console.SetCursorPosition(2, h - 5);
                                        Console.WriteLine("现在是BOSS的回合");
                                        Thread.Sleep(2000);
                                        if (isDefend = false)
                                        {
                                            damage = r.Next(bossAttackMin, bossAttackMax);
                                            playerHP -= damage;
                                            Console.SetCursorPosition(2, h - 4);
                                            Console.WriteLine("boss攻击了你{0}点血，剩余{1}点血",damage,playerHP);
                                            Thread.Sleep(2400);
                                        }
                                        else
                                        {
                                            damage = r.Next(bossAttackMin, bossAttackMax) / 2; //防御时伤害减半
                                            playerHP -= damage;
                                            Console.SetCursorPosition(2, h - 4);
                                            Console.WriteLine("boss攻击了你{0}点血，剩余{1}点血", damage, playerHP);
                                            Thread.Sleep(2500);
                                        }

                                    }
                                    round++;
                                }
                                if (isBossDefeated)
                                {
                                    notExit = false; //退出游戏场景
                                    nowScene = 3; //进入结算场景
                                    break;
                                }
                            }
                            else
                            {
                                Console.SetCursorPosition(2, h - 4);
                                Console.WriteLine("                      ");
                                break;
                            }
                            notExit = false; //退出游戏场景
                            nowScene = 3; //进入结算场景
                            break;
                        }
                    }
                    #endregion

                    #region 移动读取和处理
                    movement = Console.ReadKey(true).KeyChar;
                    //test
                    Console.SetCursorPosition(2, h - 2);
                    Console.WriteLine(movement);
                    #region 清除玩家当前位置
                    Console.SetCursorPosition(playerLocationX, playerLocationY);
                    Console.WriteLine(" ");
                    #endregion
                    switch (movement)
                    {
                        case 'w':
                        case 'W':
                            if (playerLocationY > 1)
                            {
                                playerLocationY--;
                            }
                            break;
                        case 's':
                        case 'S':
                            if (playerLocationY < h - 7)
                            {
                                playerLocationY++;
                            }
                            break;
                        case 'a':
                        case 'A':
                            if (playerLocationX > 2)
                            {
                                playerLocationX -= 1;
                            }
                            break;
                        case 'd':
                        case 'D':
                            if (playerLocationX < w - 4)
                            {
                                playerLocationX += 1;
                            }
                            break;
                        case 'j':
                        case 'J':
                            if (isPlayerApproaching == false)
                            {
                                Console.SetCursorPosition(2, h - 4);
                                Console.WriteLine("距离不足");
                            }
                            break;
                        case 'q':
                        case 'Q':
                            nowScene = 3; //退出游戏
                            break;
                    }
                    #endregion

                    #region 场景更新
                    if (nowScene == 3)
                    {
                        notExit = false;
                        break;
                    }
                    #endregion

                }
                break;

            //结算场景
            case 3:
                Console.Clear();
                Console.ForegroundColor = ConsoleColor.White;
                Console.WriteLine("结算场景");
                //Console.WriteLine("恭喜你，成功营救公主！");
                Console.WriteLine("Press any key to quit");
                int block = Console.ReadKey(true).KeyChar;
                Environment.Exit(0);
                break;
        }
    }
}
catch (Exception e)
{
    Console.WriteLine("Error code:{0}",e);
}
finally
{
    Console.ResetColor(); //重置颜色为默认颜色
    Console.Clear(); //清空控制台内容
    Environment.Exit(0);
}
#endregion