using CodeLibrary;
using OnlineStore.Common;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Runtime.ExceptionServices;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace DeviceLibrary
{
    public class Common
    {


        /**获取角度*/
        // 求3点形成的夹角
        public static float getAngle2(Point pt1, Point pt2, Point pt0)
        {
            double ma_x = pt1.X - pt0.X;
            double ma_y = pt1.Y - pt0.Y;
            double mb_x = pt2.X - pt0.X;
            double mb_y = pt2.Y - pt0.Y;
            double k = (ma_x * mb_y - mb_x * ma_y);

            if (k != 0)
            {
                k = (k / Math.Sqrt(k * k));
            }
            else
            {
                k = 1;
            }

            double v1 = (ma_x * mb_x) + (ma_y * mb_y);
            double ma_val = Math.Sqrt(ma_x * ma_x + ma_y * ma_y);
            double mb_val = Math.Sqrt(mb_x * mb_x + mb_y * mb_y);
            double cosM = v1 / (ma_val * mb_val);

            return (float)(Math.Acos(cosM) * 180 / Math.PI * k);
        }
        public static double getAngle(Point pt1, Point pt2)
        {
            double mb_x = pt2.X - pt1.X;
            double mb_y = pt2.Y - pt1.Y;
            double rotation = Math.Atan2(mb_y, mb_x);


            rotation = rotation / Math.PI * 180;
            return rotation;
            //double angle = 360 - rotation + 90;

            //angle = angle < 0 ? 360 + angle : angle;
            //angle = angle % 360;
            //return Math.Floor(angle / 360 * 24);
        }

        public static double distance(Point p1, Point p2)
        {
            double result;
            result = Math.Sqrt((p1.X - p2.X) * (p1.X - p2.X) + (p1.Y - p2.Y) * (p1.Y - p2.Y));
            return result;
        }

        /// <summary>
        /// 以中心点旋转Angle角度
        /// </summary>
        /// <param name="origin">中心点</param>
        /// <param name="reRotate">待旋转的点</param>
        /// <param name="angle">旋转角度, 逆时针</param>
        public static Point PointRotate(Point origin, Point rePoint, double angle)
        {

            double x = (rePoint.X - origin.X) * Math.Cos(angle) - (rePoint.Y - origin.Y) * Math.Sin(angle) + origin.X;
            double y = (rePoint.X - origin.X) * Math.Sin(angle) + (rePoint.Y - origin.Y) * Math.Cos(angle) + origin.Y;

            //rePoint.X = x;
            //rePoint.Y = y;
            return new Point((int)x, (int)y);
        }
        /// <summary>
        /// 以指定点为中心,测算指定角度,指定长度位置的点
        /// </summary>
        /// <param name="p1">原点</param>
        /// <param name="angle">角度</param>
        /// <param name="distance">距离</param>
        /// <returns></returns>
        public static Point PointWithAngle(Point p1, double angle, double distance) {
            var x2 = p1.X + distance * Math.Cos(angle / 180 * Math.PI);
            var y2 = p1.Y + distance * Math.Sin(angle / 180 * Math.PI);
            return new Point((int)x2, (int)y2);
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="labelParam"></param>
        /// <param name="org">中心点坐标</param>
        /// <param name="Label_R_Offset">贴标臂偏移</param>
        /// <param name="labelAngle">贴标角度</param>
        /// <returns></returns>
        [HandleProcessCorruptedStateExceptions]
        public static Point CalcLabelPoint(ReelParam labelParam, Point org, int Label_R_Offset, int Label_R_Angle_Diff, out int labelAngle)
        {

            SolidBrush blue = new SolidBrush(Color.BlueViolet);
            SolidBrush red = new SolidBrush(Color.Red);
            SolidBrush yeelow = new SolidBrush(Color.Yellow);
            SolidBrush AliceBlue = new SolidBrush(Color.AliceBlue);
            Font font = new Font(FontFamily.GenericSansSerif, 60);
            Pen Greenpen = new Pen(Color.Green, 10);

            Bitmap srcbitmap;
            if (BitmapCache.HasBmp(labelParam.bitmapfilename))
            {
                try
                {
                    srcbitmap = BitmapCache.GetBmp(labelParam.bitmapfilename);
                    var w=srcbitmap.Width;
                }
                catch {
                    srcbitmap = new Bitmap(3648, 3648);
                }
            }
            else
            {
                srcbitmap = new Bitmap(3648, 3648);
            }


            Bitmap bitmap = new Bitmap(srcbitmap.Width, srcbitmap.Height, PixelFormat.Format32bppArgb);
            Graphics g = Graphics.FromImage(bitmap);

            g.DrawImage(srcbitmap, 0, 0);
            int srcbitmap_Width = srcbitmap.Width;
            srcbitmap.Dispose();

            //bitmap.RotateFlip(RotateFlipType.Rotate270FlipNone);//格力
            //bitmap.RotateFlip(RotateFlipType.Rotate180FlipNone);

            Size pointsize = new Size(30, 30);
            int widthOffset = 0;
            g.FillEllipse(blue, new Rectangle(org, pointsize));
            List<int> angles = new List<int>();
            CodeInfo rightcode = null;
            int rightangle = 0;
            labelParam.codeInfos.ForEach((c) => {
                if (c.CodeType == "2/5 Interleaved" || c.CodeType == "2/5 Industrial")
                    return;
                if (c.CodeType != "Code 128" && c.CodeType != "Code 39" && c.CodeType != "Data Matrix ECC 200" && c.CodeType != "QR Code")
                    return;
                Point op = new Point(c.X, c.Y);
                var a = (int)getAngle(org, op);
                a = a < 0 ? 360 + a : a;
                LogUtil.info($"{c.CodeType},{c.CodeStr},angles:{a}");
                angles.Add(a);
                if (c.CodeStr.Contains(labelParam.ReeID) && (c.CodeType == "Data Matrix ECC 200" || c.CodeType == "QR Code"))
                {
                    rightcode = c;
                }
            });
            if (rightcode == null){
                rightcode = labelParam.codeInfos.Find(x=>x.CodeStr.Contains(labelParam.ReeID));
                LogUtil.info($"没有发现准确的码, 随机贴标");
            }

            if (rightcode != null)
            {
                Point op = new Point(rightcode.X, rightcode.Y);
                g.FillEllipse(blue, new Rectangle(op, pointsize));
                var a = (int)getAngle(org, op);
                a = a < 0 ? 360 + a : a;
                //g.FillEllipse(red, new Rectangle(PointRotate(org, op, a), pointsize));
                //angles.Add(a);
                widthOffset = (int)Common.distance(org, op);
                LogUtil.info($"angles:{a}, widthOffset:{widthOffset}");
                rightangle = a;
            }
            else {
                labelAngle = 0;
                return Point.Empty;
            }
            //var angleset = GetAnglesDistribution(angles, 40);

            

            LogUtil.info($"rightangle:{rightangle}");
            if (labelParam.PlateW == 15)
            {
                labelAngle = rightangle + 120;
            }
            else if (labelParam.PlateW == 13)
            {
                labelAngle = rightangle + 120;
            }
            else
            {
                labelAngle = rightangle + 180;
            }
            if (labelParam.PlateW >= 13)
            {
                /*
                var ass = angleset.ToList();
                ass.AddRange(ass.Select(x => x + 360).ToArray());
                ass.Sort();
                int minangle = 720;
                int minindex = 0;
                for (int i = 0; i < ass.Count; i++)
                {
                    if (Math.Abs(ass[i] - rightangle) < minangle)
                    {
                        minangle = Math.Abs(ass[i] - rightangle);
                        minindex = i;
                    }
                }
                if (minindex < ass.Count - 1)
                    minangle = ass[minindex + 1];
                else
                    minangle = ass[0];
                //minangle = minangle > 360 ? minangle - 360 : minangle;
                //rightangle = minangle >= 180 ? minangle - 180 : minangle + 180;
                //minangle = 720;
                //for (int i = 0; i < ass.Count; i++)
                //{
                //    if (Math.Abs(ass[i] - rightangle) < minangle)
                //    {
                //        minangle = Math.Abs(ass[i] - rightangle);
                //        minindex = i;
                //    }
                //}
                labelAngle = minangle;*/
                labelAngle = Common.GetPasteAngle(angles, rightangle);
                if (labelAngle > 0)
                {
                    labelAngle = labelAngle > 360 ? labelAngle - 360 : labelAngle;
                    LogUtil.info($"选择贴标角度:{labelAngle}");
                }
            }
            labelAngle = labelAngle > 360 ? labelAngle - 360 : labelAngle;
            //labelAngle = labelAngle > 360 ? labelAngle - 360 : labelAngle;
            LogUtil.info($"图像贴标角度:{labelAngle}");
            
            labelAngle = labelAngle + 180;
            labelAngle = labelAngle > 360 ? labelAngle - 360 : labelAngle;
            LogUtil.info($"实际贴标角度:+180={labelAngle}");
            //贴标坐标
            var p2 = PointWithAngle(org, labelAngle, widthOffset);

            //贴标偏移
            var p3 = p2;// PointWithAngle(p2, labelAngle, Label_R_Offset);
            g.FillEllipse(red, new Rectangle(p3, pointsize));


            //匹配照片角度与贴标旋转轴的角度差
            labelAngle += Label_R_Offset;
            LogUtil.info($"贴标角度差:+{labelAngle}={labelAngle}");


            //labelAngle = Math.Abs(labelAngle - 180);
            //LogUtil.info($"最终贴标角度:{labelAngle}");

            //labelAngle += Label_R_Angle_Diff;
            //labelAngle = labelAngle > 360 ? labelAngle - 360 : labelAngle;
            //LogUtil.info($"labelAngle5:{labelAngle}");
            g.Save();
            g.Dispose();
            string dir = "/image/labeldebug/";
            Directory.CreateDirectory(dir);

            //bitmap.Save(dir + DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss") + ".jpg", ImageFormat.Jpeg);
            bitmap.Dispose();

            return p3;
        }
        public static int GetPasteAngle(List<int> angles,int rightangle) {
            Dictionary<int, List<int>> angleblock = new Dictionary<int, List<int>>();
            angleblock.Add(0, new List<int>());
            angleblock.Add(120, new List<int>());
            angleblock.Add(180, new List<int>());
            angleblock.Add(240, new List<int>());
            angles.ForEach(x => {
                var a =rightangle - x;
                if (a < 0)
                    a = a * -1;
                else if (a>0)
                    a = 360 - a;
                foreach (var k in angleblock.Keys)
                {
                    if (a > k - 50 && a < k + 50)
                    {
                        angleblock[k].Add(x);
                    }
                }
            });
            foreach (var k in angleblock.Keys)
            {
                LogUtil.info($"{k}: {string.Join(",", angleblock[k])}");
            }
            if (angleblock[0].Count>0)
                rightangle= GetAngleAvg(angleblock[0]);
            //angleblock.Remove(0);
            if (angleblock[120].Count > 0 || angleblock[240].Count >0) {
                if (angleblock[120].Count>0)
                    return GetAngleAvg(angleblock[120]);
                else
                    return rightangle + 120;
            } else if (angleblock[180].Count>0)
            {
                return GetAngleAvg(angleblock[240]);
            }
            else {
                if (angleblock[180].Count==0)
                    return rightangle+120;
                else
                    return GetAngleAvg(angleblock[180]);
            }
        }

        public static int GetAngleAvg(List<int> list) {
            if (list.Count() == 0)
                return 0;
            if (list.Count() == 1)
                return list[0];
            list.Sort();
            int curagv= list[0];
            for (int i = 0; i < list.Count()-1; i++) {
                var a = list[i + 1] - list[i];
                if (a > 180)
                {
                    curagv = (curagv + 360 + list[i + 1]) / 2;
                }
                else {
                    curagv = (curagv + list[i + 1]) / 2;
                }
            }
            return curagv;
        }

        public static List<int> GetAnglesDistribution(List<int> angles, int AngleDiff) {
            angles.Sort();

            List<List<int>> angleGroup = new List<List<int>>();
            List<int> anglesnew = new List<int>();
            int groupid = 0;
            bool lastsame = false;
            for (int i = 0; i < angles.Count; i++)
            {
                int ad = 0;

                if (i == angles.Count - 1)
                {
                    ad = 360 - angles[angles.Count - 1] - angles[0];
                }
                else
                {
                    ad = angles[i + 1] - angles[i];
                }
                //Console.WriteLine(ad);
                if (angleGroup.Count < groupid + 1)
                {
                    angleGroup.Add(new List<int>());
                }
                angleGroup[groupid].Add(angles[i]);
                if (Math.Abs(ad) <= AngleDiff)
                {
                    if (i == angles.Count - 1)
                        lastsame = true;
                }
                else
                {
                    groupid++;
                }

            }
            if (lastsame && angleGroup.Count > 1)
            {
                angleGroup[0].AddRange(angleGroup[angleGroup.Count - 1].Select(a => a-360));
                angleGroup[angleGroup.Count - 1].AddRange(angleGroup[0].Select(a=>a+360));

            };
            angleGroup.ForEach(ag => { LogUtil.info(string.Join(",", ag)); });
            var angleset = angleGroup.Select(ag => { return ag.Min() + (ag.Max() - ag.Min()) / 2; }).ToList();
            LogUtil.info(string.Join(",", angleset));
            return angleset;
        }


        static IdWorker id = new IdWorker(1, 1);
        static string[] pnreglist;
        static string[] qtyreglist;
        public static void LoadMatchList() {
            pnreglist = File.ReadAllLines("config\\pn.list").ToList().FindAll((s) => { return !string.IsNullOrWhiteSpace(s); }).ToArray();
            qtyreglist = File.ReadAllLines("config\\qty.list").ToList().FindAll((s) => { return !string.IsNullOrWhiteSpace(s); }).ToArray();
        }
        public T DeepClone<T>(T _object)
        {
            T dstobject;
            using (MemoryStream mStream = new MemoryStream())
            {
                BinaryFormatter bf = new BinaryFormatter();
                bf.Serialize(mStream, _object);
                mStream.Seek(0, SeekOrigin.Begin);//指定当前流的位置为流的开头。
                dstobject = (T)bf.Deserialize(mStream);
                mStream.Close();
            }
            return dstobject;
        }
    }
    public class Msg
    {
        public static List<Msg> msg = new List<Msg>(); 
        public string msgtxt;
        public MsgLevel msgLevel;
        public ErrInfo errInfo;
        public DateTime datetime;

        public static List<Msg> get() {
            if (_setlogones) {
                _setlogones = false;
                foreach (var m in msg)
                    LogUtil.info(m.msgtxt);
            }
            List<Msg> mm = new List<Msg>(msg);
            return mm;
        }
        public static void add(string m, MsgLevel ml, ErrInfo errInfo= ErrInfo.Empty)
        {
            lock (msg)
            {
                var fm = msg.Find((x) => x.msgtxt == m);
                if (fm==null)
                    msg.Add(new Msg { msgtxt = m, msgLevel = ml, datetime = DateTime.Now, errInfo = errInfo });
            }
        }
        static bool _setlogones = false;
        internal static void setlogones()
        {
            _setlogones = true;
        }

        public static void clear()
        {
            msg.Clear();
        }
    }
    public enum MsgLevel {

        warning,
        info,
        alarm
    }
    public enum ErrInfo {
        Empty,
        X09_BoxNotDetect,
        ResetBtn,
        RunBtn,
        SuddenStop,
        X09_Clear
    }
    public class IdWorker
    {
        private long workerId;
        private long datacenterId;
        private long sequence = 0L;

        private static long twepoch = 1288834974657L;

        private static long workerIdBits = 5L;
        private static long datacenterIdBits = 5L;
        private static long maxWorkerId = -1L ^ (-1L << (int)workerIdBits);
        private static long maxDatacenterId = -1L ^ (-1L << (int)datacenterIdBits);
        private static long sequenceBits = 12L;

        private long workerIdShift = sequenceBits;
        private long datacenterIdShift = sequenceBits + workerIdBits;
        private long timestampLeftShift = sequenceBits + workerIdBits + datacenterIdBits;
        private long sequenceMask = -1L ^ (-1L << (int)sequenceBits);

        private long lastTimestamp = -1L;
        private static object syncRoot = new object();

        public IdWorker(long workerId, long datacenterId)
        {

            // sanity check for workerId
            if (workerId > maxWorkerId || workerId < 0)
            {
                throw new ArgumentException(string.Format("worker Id can't be greater than %d or less than 0", maxWorkerId));
            }
            if (datacenterId > maxDatacenterId || datacenterId < 0)
            {
                throw new ArgumentException(string.Format("datacenter Id can't be greater than %d or less than 0", maxDatacenterId));
            }
            this.workerId = workerId;
            this.datacenterId = datacenterId;
        }

        public long nextId()
        {
            lock (syncRoot)
            {
                long timestamp = timeGen();

                if (timestamp < lastTimestamp)
                {
                    throw new ApplicationException(string.Format("Clock moved backwards.  Refusing to generate id for %d milliseconds", lastTimestamp - timestamp));
                }

                if (lastTimestamp == timestamp)
                {
                    sequence = (sequence + 1) & sequenceMask;
                    if (sequence == 0)
                    {
                        timestamp = tilNextMillis(lastTimestamp);
                    }
                }
                else
                {
                    sequence = 0L;
                }

                lastTimestamp = timestamp;

                return ((timestamp - twepoch) << (int)timestampLeftShift) | (datacenterId << (int)datacenterIdShift) | (workerId << (int)workerIdShift) | sequence;
            }
        }

        protected long tilNextMillis(long lastTimestamp)
        {
            long timestamp = timeGen();
            while (timestamp <= lastTimestamp)
            {
                timestamp = timeGen();
            }
            return timestamp;
        }

        protected long timeGen()
        {
            return (long)(DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds;
        }
    }
}