using System.Diagnostics;
using System.Text;

namespace Debug.MinLong;
#pragma warning disable CA1822 // 将成员标记为 static
#pragma warning disable IDE0051 // 删除未使用的私有成员
#pragma warning disable IDE1006 // 命名样式
public class KongLong
{
    public KongLong()
    {
        Console.WriteLine("MinLong");
        Console.CursorVisible = false;
        ResetChars();//初始化
        ResetLong();//初始化小龙
        new Thread(PrintCharArray).Start();
        KeyThread();//监听键盘
    }

    private long time;
    public void PrintCharArray()
    {
        var stopwatch = new Stopwatch();

        int frameCount = 0;
        double totalTime = 0;
        int i; int j;
        var a = Program.chars.GetLength(0);
        var b = Program.chars.GetLength(1);
        var buffer = new StringBuilder();
        while (Program.IsWhile)
        {
            stopwatch.Restart();
            Console.SetCursorPosition(0, 0);// 设定光标位置
            Console.Clear();
            buffer.Clear();
            for (i = 0; i < a; i++)
            {
                for (j = 0; j < b; j++)
                {
                    // Console.ForegroundColor = chars[i, j].Color;
                    // Console.Write($" {chars[i, j].Char} ");
                    buffer.Append(Program.chars[i, j].Char);
                    time++;
                    if (time > 100000)
                    {
                        GC.Collect(); time = 0;
                    }
                }
                buffer.AppendLine();
            }

            Console.ForegroundColor = ConsoleColor.White;

            for (i = 0; i < b; i++)
            {
                buffer.Append('Ξ');
            }
            if (time % 1000 == 0)
            {
                new Thread(Zhangaiwu.newshitou).Start();
            }
            Console.Write(buffer);
            Console.ResetColor();

            // 停止计时并计算本帧的处理时间
            stopwatch.Stop();
            double elapsedMilliseconds = stopwatch.Elapsed.TotalMilliseconds;
            totalTime += elapsedMilliseconds;
            frameCount++;
            // 计算帧率
            double fps = frameCount / (totalTime / 1000.0);

            Console.SetCursorPosition(0, 0);// 设定光标位置到第二行
            Console.WriteLine($" {fps:0} FPS");
            // 保持每秒约16.67ms（即大约60 FPS）的间隔
            // Thread.Sleep(Math.Max(0, 60 - (int)elapsedMilliseconds));

            //死方法 不知道为什么 控制台限制60 帧这样闪烁不会太严重
            Thread.Sleep(100);
        }
    }

    public class XiaoLong
    {
        public char Char = '口';//小龙的形状
        public ConsoleColor Color = ConsoleColor.Red;//小龙的颜色
        public int x;//小龙X坐标
        public int y;//小龙Y坐标
        public bool istiao = false;//是否跳

    }
    public XiaoLong xiaoLong = new();

    int charsy = Program.chars.GetLength(0);
    /// <summary>
    /// 初始化小龙
    /// </summary>
    public void ResetLong()
    {
        int x = Program.chars.GetLength(1);
        xiaoLong.x = x / 6;
        xiaoLong.y = charsy - 1;
        Program.chars[xiaoLong.y, xiaoLong.x].Char = xiaoLong.Char;
    }

    /// <summary>
    /// 全局键盘监听
    /// </summary>
    public void KeyThread()
    {
        new Thread(() =>
        {
            while (Program.IsWhile)
            {
                ConsoleKeyInfo consoleKeyInfo = Console.ReadKey(true);
                if (consoleKeyInfo.Key == ConsoleKey.Escape)
                {
                    Program.IsWhile = false;
                    Thread.Sleep(500);
                    Console.Clear();
                    Environment.Exit(0);
                    return;
                }
                // Console.WriteLine(consoleKeyInfo.Key);

                switch (consoleKeyInfo.Key)
                {
                    //空格
                    case ConsoleKey.Spacebar:
                        if (!xiaoLong.istiao) { new Thread(tiaoyue).Start(); }
                        break;
                }
            }
            // 等待用户按下任意键后退出
        }).Start();
    }

    /// <summary>
    /// 跳跃
    /// </summary>
    private void tiaoyue()
    {
        if (xiaoLong.istiao) return;
        xiaoLong.istiao = true;
        // Console.WriteLine("跳跃");
        //设置离地高度
        for (int i = 0; i < 3; i++)
        {
            Program.chars[xiaoLong.y, xiaoLong.x].Char = Program.ShowChar;
            xiaoLong.y -= 1;
            Program.chars[xiaoLong.y, xiaoLong.x].Char = xiaoLong.Char;
            Thread.Sleep(100);
        }
        for (int i = 0; i < 3; i++)
        {
            Program.chars[xiaoLong.y, xiaoLong.x].Char = Program.ShowChar;
            xiaoLong.y += 1;
            Program.chars[xiaoLong.y, xiaoLong.x].Char = xiaoLong.Char;
            Thread.Sleep(100);
        }
        xiaoLong.istiao = false;
    }

    public static void ResetChars()
    {
        for (int i = 0; i < Program.chars.GetLength(0); i++)
        {
            for (int j = 0; j < Program.chars.GetLength(1); j++)
            {
                Program.chars[i, j] = new ModelingMusic.Point();
            }
        }
    }
}