using HalconDotNet;
using Rs.Framework;
using Rs.MotionPlat.Commom;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.Common;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml.Serialization;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace Rs.Controls
{

    public enum ESortDir
    {
        LeftToRight,
        RightToLeft,
        RightTopToBottom,
        LeftBottomToTop
    }

    public enum ESlotStatus
    {
        Have,
        NotHave,
        Ok,
        Ng,
        Disable,
        Null
    }

    public partial class RsTray : UserControl
    {
        public event Action<RsTray,ESlotStatus,List<TraySlot>> DrawTrayAfterEvent;
        public string ItemName { get; set; }

        private ESortDir sortDir = ESortDir.LeftToRight;

        public ESortDir SortDir
        {
            get { return sortDir; }
            set { sortDir = value;
                UpdateSlotPos();
            }
        }

        public event Action<TraySlot, MouseEventArgs> SlotClickEvent;

        #region 是否显示状态
        private bool mShowStatus = true;

        /// <summary>
        /// 是否显示状态
        /// </summary>
        public bool ShowStatus
        {
            get { return mShowStatus; }
            set { mShowStatus = value;
                lblStatus.Visible = mShowStatus;
                if(!mShowStatus)
                {
                    tableLayoutPanel1.SetColumnSpan(label1, 2);
                }
            }
        }
        #endregion

        private string mStatus;

        public string Status
        {
            get { return mStatus; }
            set { 
                mStatus = value;
                lblStatus.Text = mStatus;
                if(mStatus=="Empty" || mStatus == "Unloaded")
                {
                    lblStatus.BackColor = Color.Gray;
                }
                else if(mStatus=="Loaded")
                {
                    lblStatus.BackColor = Color.Green;
                }
                else
                {
                    lblStatus.BackColor = Color.Red;
                }
                Invalidate();
            }
        }

        private bool _ShowRowNumber;
        /// <summary>
        /// 是否显示行号
        /// </summary>
        public bool ShowRowNumber
        {
            get { return _ShowRowNumber; }
            set { _ShowRowNumber = value; }
        }

        private bool _ShowColNumber;
        /// <summary>
        /// 是否显示列号
        /// </summary>
        public bool ShowColNumber
        {
            get { return _ShowColNumber; }
            set { _ShowColNumber = value; }
        }


        public RsTray()
        {
            InitializeComponent();
            DoubleBuffered = true;
            InitSlot(InitSlotStatus);
            this.SizeChanged += (s, e) => {
                UpdateSlotPos();
            };
        }

        public void ResetTray()
        {
            
        }

        private ESlotStatus _InitSlotStatus = ESlotStatus.Have;

        public ESlotStatus InitSlotStatus
        {
            get { return _InitSlotStatus; }
            set { _InitSlotStatus = value; InitSlot(InitSlotStatus); Invalidate(); }
        }

        public TraySlot GetSlot(ESlotStatus status,bool reverse=false)
        {
            if(reverse)
            {
                for (int row = 0; row < RowNum; row++)
                {
                    for (int col = ColumnNum; col > 0; col--)
                    {
                        int index = row * (ColumnNum) + col;
                        if (traySlotsDic[index].SlotStatus == status)
                            return traySlotsDic[index];
                    }
                }
            }
            else
            {
                foreach (KeyValuePair<int, TraySlot> kv in traySlotsDic)
                {
                    if (kv.Value.SlotStatus == status)
                        return kv.Value;
                }
            }
            return null;
        }

        /// <summary>
        /// 根据穴位的状态获取穴位
        /// </summary>
        /// <param name="status"></param>
        /// <returns></returns>
        public List<TraySlot> GetSlots(ESlotStatus status)
        {
            List<TraySlot> slots = new List<TraySlot>();
            foreach (KeyValuePair<int,TraySlot> item in traySlotsDic)
            {
                if (item.Value.SlotStatus == status)
                    slots.Add(item.Value);
            }
            return slots;
        }
        /// <summary>
        /// 通过穴位的索引获取穴位
        /// </summary>
        /// <param name="slotIndex"></param>
        /// <returns></returns>
        public TraySlot GetSlot(int slotIndex)
        {
            foreach (KeyValuePair<int, TraySlot> kv in traySlotsDic)
            {
                if (kv.Key == slotIndex)
                    return kv.Value;
            }
            return null;
        }

        public bool CanDraw { get; set; } = true;
        private Dictionary<int, TraySlot> traySlotsDic = new Dictionary<int, TraySlot>();

        private string _HeadText;

        public string HeadText
        {
            get { return _HeadText; }
            set { _HeadText = value; this.label1.Text = value; }
        }

        private int _RowNum = 16;

        /// <summary>
        /// 行数
        /// </summary>
        public int RowNum
        {
            get { return _RowNum; }
            set { _RowNum = value; InitSlot(InitSlotStatus); Invalidate(); }
        }

        private int _ColumnNum =    16;

        /// <summary>
        /// 列数量
        /// </summary>
        public int ColumnNum
        {
            get { return _ColumnNum; }
            set { _ColumnNum = value; InitSlot(InitSlotStatus); Invalidate(); }
        }

        private int _TopSpaceHeight = 20;
        /// <summary>
        /// 料盘上部留白高度
        /// </summary>
        public int TopSpaceHeight
        {
            get { return _TopSpaceHeight; }
            set { _TopSpaceHeight = value; }
        }

        private int _LeftSpaceWidth = 20;

        /// <summary>
        /// 料盘左边留白宽度
        /// </summary>
        public int LeftSpaceWidth
        {
            get { return _LeftSpaceWidth; }
            set { _LeftSpaceWidth = value; }
        }

        private int _RowSpace = 3;

        public int RowSpace
        {
            get { return _RowSpace; }
            set { _RowSpace = value; }
        }

        private int _ColSpace = 5;

        public int ColSpace
        {
            get { return _ColSpace; }
            set { _ColSpace = value; }
        }


        private bool _ShowText;

        public bool ShowText
        {
            get { return _ShowText; }
            set { _ShowText = value; }
        }

        private float _OffsetX;

        /// <summary>
        /// X方向偏移
        /// </summary>
        public float OffsetX
        {
            get { return _OffsetX; }
            set { _OffsetX = value; }
        }

        private float _OffsetY;

        /// <summary>
        /// Y方向偏移
        /// </summary>
        public float OffsetY
        {
            get { return _OffsetY; }
            set { _OffsetY = value; }
        }

        private float _OffsetYEven;

        /// <summary>
        /// Y方向偏移（偶数行）
        /// </summary>
        public float OffsetYEven
        {
            get { return _OffsetYEven; }
            set { _OffsetYEven = value; }
        }


        private bool _SinglePoint=false;

        /// <summary>
        /// 单点定位
        /// </summary>
        public bool SinglePoint
        {
            get { return _SinglePoint; }
            set { _SinglePoint = value; }
        }


        private Bitmap drawImage;


        private void InitSlot(ESlotStatus status)
        {
            int index = 0;
            traySlotsDic.Clear();
            for (int r = 0; r < RowNum; r++)
            {
                for (int c = 0; c < ColumnNum; c++)
                {
                    index++;
                    TraySlot slot = new TraySlot();
                    slot.Index = index;
                    slot.Row = r;
                    slot.Column = c;
                    slot.SlotStatus = status;
                    traySlotsDic.Add(index, slot);
                }
            }
            UpdateSlotPos();
        }

        public void Fill()
        {
            foreach (KeyValuePair<int, TraySlot> kv in traySlotsDic)
            {
                ChangeStatus(kv.Value.Index, ESlotStatus.Have);
            }
        }

        public void Clear()
        {
            foreach (KeyValuePair<int, TraySlot> kv in traySlotsDic)
            {
                ChangeStatus(kv.Value.Index, ESlotStatus.NotHave);
            }
        }

        public void ChangeStatus(ESlotStatus status)
        {
            foreach (KeyValuePair<int, TraySlot> kv in traySlotsDic)
            {
                ChangeStatus(kv.Value.Index,status);
            }
        }

        public void ChangeStatus(int index, ESlotStatus status)
        {
            if (traySlotsDic.ContainsKey(index))
            {
                traySlotsDic[index].SlotStatus = status;
                traySlotsDic[index].Refresh(this.panel2.CreateGraphics(), ShowText);
            }
        }

        private void UpdateSlotPos()
        {
            float slotWidth = (this.panel2.Width - LeftSpaceWidth) / ColumnNum;
            float slotHeight = (this.panel2.Height - TopSpaceHeight) / RowNum;
            int index = 0;
            if (SortDir == ESortDir.LeftToRight)
            {
                for (int r = 0; r < RowNum; r++)
                {
                    for (int c = 0; c < ColumnNum; c++)
                    {
                        index++;
                        if (traySlotsDic.ContainsKey(index))
                        {
                            traySlotsDic[index].Bound = new RectangleF((LeftSpaceWidth + slotWidth * c), (TopSpaceHeight + slotHeight * r), (int)slotWidth - ColSpace, (int)slotHeight - RowSpace);
                        }
                    }
                }
            }
            else if (SortDir == ESortDir.RightToLeft)
            {
                ShowColNumber = ShowRowNumber = false;
                slotWidth = (this.panel2.Width) / ColumnNum;
                slotHeight = (this.panel2.Height) / RowNum;
                for (int r = 0; r < RowNum; r++)
                {
                    for (int c = 0; c < ColumnNum; c++)
                    {
                        index++;
                        if (traySlotsDic.ContainsKey(index))
                        {
                            traySlotsDic[index].Bound = new RectangleF((LeftSpaceWidth + slotWidth * (ColumnNum-1-c)), (TopSpaceHeight + slotHeight * r), (int)slotWidth - ColSpace, (int)slotHeight - RowSpace);
                        }
                    }
                }
            }
            else if (sortDir == ESortDir.RightTopToBottom)
            {
                ShowColNumber = ShowRowNumber = false;
                slotWidth = (this.panel2.Width) / ColumnNum;
                slotHeight = (this.panel2.Height) / RowNum;
                //从列开始画
                for (int c = ColumnNum; c > 0; c--)
                {
                    for (int r = 0; r < RowNum; r++)
                    {
                        index++;
                        if (traySlotsDic.ContainsKey(index))
                        {
                            float x = slotWidth * (c-1);
                            float y = slotHeight * r;
                            traySlotsDic[index].Bound = new RectangleF(x, y, (int)slotWidth - ColSpace, (int)slotHeight - RowSpace);
                        }
                    }
                }
            }
            else if (sortDir == ESortDir.LeftBottomToTop)
            {
                ShowColNumber = ShowRowNumber = false;
                slotWidth = (this.panel2.Width ) / ColumnNum;
                slotHeight = (this.panel2.Height ) / RowNum;
                //从列开始画
                for (int c = 0; c < ColumnNum; c++)
                {
                    for (int r = RowNum; r > 0; r--)
                    {
                        index++;
                        if (traySlotsDic.ContainsKey(index))
                        {
                            float x =  slotWidth * c;
                            float y = slotHeight * (r-1);
                            traySlotsDic[index].Bound = new RectangleF(x, y, (int)slotWidth - ColSpace, (int)slotHeight - RowSpace);
                        }


                        //index++;
                        //if (traySlotsDic.ContainsKey(index))
                        //{
                        //    float y = 0;
                        //    float x = LeftSpaceWidth + slotWidth * r;
                        //    if(!ShowColNumber)
                        //    {
                        //        y = slotHeight * c - TopSpaceHeight / 2;
                        //    }
                        //    else
                        //    {
                        //        y = slotHeight * c;
                        //    }
                        //    traySlotsDic[index].Bound = new RectangleF(x, y, (int)slotWidth - ColSpace, (int)slotHeight - RowSpace);
                        //}
                    }
                }
            }

            panel2.Refresh();
        }

        private void panel2_Paint(object sender, PaintEventArgs e)
        {
            if(this.panel2.Width<=0 || this.panel2.Height<=0) { return; }
            this.DoubleBuffered = true;
            Graphics g = this.panel2.CreateGraphics();
            drawImage = new Bitmap(this.panel2.Width, this.panel2.Height);
            Graphics g2 = Graphics.FromImage(drawImage);
            g2.Clear(BackColor);
            //先计算出每一个料仓中穴位占用的宽度和高度
            float widthPer = (this.panel2.Width - LeftSpaceWidth) / ColumnNum;
            float heightPer = (this.panel2.Height - TopSpaceHeight) / RowNum;
            //先画列，再画行
            int index = 0;
            for (int c = 0; c < ColumnNum; c++)
            {
                for (int r = 0; r < RowNum; r++)
                {
                    index++;
                    if (r == 0)
                    {
                        if(ShowRowNumber)
                        {
                            //画料盘的列号
                            if (SortDir == ESortDir.LeftToRight)
                            {
                                g2.DrawString((c + 1).ToString(), new Font("宋体", 7.0F), new SolidBrush(Color.White), new PointF(LeftSpaceWidth + (widthPer * c) + 5, 5));
                            }
                            else if (SortDir == ESortDir.RightToLeft)
                            {
                                g2.DrawString((ColumnNum - c).ToString(), new Font("宋体", 7.0F), new SolidBrush(Color.White), new PointF(LeftSpaceWidth + (widthPer * c) + 5, 5));
                            }
                            else if (SortDir == ESortDir.LeftBottomToTop)
                            {
                                //g2.DrawString((ColumnNum - c).ToString(), new Font("宋体", 7.0F), new SolidBrush(Color.White), new PointF(LeftSpaceWidth + (widthPer * c) + 5, 5));
                            }
                        }
                        
                    }
                    if (c == 0)
                    {
                        if(ShowColNumber)
                        {
                            //画料盘的行号
                            g2.DrawString((r + 1).ToString(), new Font("宋体", 7.0F), new SolidBrush(Color.White), new PointF(5, TopSpaceHeight + (heightPer * r)));
                        }
                    }
                    if (traySlotsDic.ContainsKey(index))
                    {
                        traySlotsDic[index].Draw(g2, ShowText);
                    }
                }
            }
            g2.Flush();
            g.DrawImage(drawImage, 0, 0, drawImage.Width, drawImage.Height);
            if (drawRegion)
            {
                g.FillRectangle(new SolidBrush(Color.FromArgb(200, Color.Pink)), drawRect);
            }
            g.Flush();
            g.Dispose();
            g2.Dispose();
        }

        bool drawRegion = false;
        RectangleF drawRect = new RectangleF();
        private void panel2_MouseDown(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left && drawRegion == false)
            {
                if (CanDraw)
                {
                    drawRegion = true;
                    drawRect.X = e.X;
                    drawRect.Y = e.Y;
                }

            }
        }

        private void panel2_MouseMove(object sender, MouseEventArgs e)
        {
            if (drawRegion)
            {
                drawRect.Width = e.X - drawRect.X;
                drawRect.Height = e.Y - drawRect.Y;
                panel2_Paint(null, null);
            }
        }
        private List<TraySlot> drawSlots = new List<TraySlot>();
        private void panel2_MouseUp(object sender, MouseEventArgs e)
        {
            drawRegion = false;
            drawSlots.Clear();
            foreach (KeyValuePair<int, TraySlot> kvSlot in traySlotsDic)
            {
                if (drawRect.IntersectsWith(kvSlot.Value.Bound))
                {
                    drawSlots.Add(kvSlot.Value);
                }
            }
        }

        public List<TraySlot> GetDrawSlots()
        {
            return drawSlots;
        }

        public TraySlot SelectSlot { get; set; }
        private void panel2_MouseClick(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Right)
            {
                if (!drawRect.IsEmpty && drawRect.Contains(e.Location))
                {
                    contextMenuStrip1.Show(panel2, e.Location);
                }
                else
                {
                    SelectSlot = null;
                    bool find = false;
                    foreach (KeyValuePair<int,TraySlot> kvSlot in traySlotsDic)
                    {
                        if (kvSlot.Value.Bound.Contains(e.Location))
                        {
                            find = true;
                            SelectSlot = kvSlot.Value;
                            break;
                        }
                    }
                    if (find)
                    {
                        if (SlotClickEvent != null)
                            SlotClickEvent(SelectSlot, e);
                    }
                }
            }
        }

        private void 禁用ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ChangeSlotStatus(ESlotStatus.Disable);
            List<TraySlot> slots = new List<TraySlot>();
            foreach (KeyValuePair<int, TraySlot> kvSlot in traySlotsDic)
            {
                if (drawRect.IntersectsWith(kvSlot.Value.Bound))
                {
                    slots.Add(kvSlot.Value);
                }
            }
            DrawTrayAfterEvent?.Invoke(this, ESlotStatus.Disable, slots);
        }

        private void ChangeSlotStatus(ESlotStatus status)
        {
            foreach (KeyValuePair<int, TraySlot> kvSlot in traySlotsDic)
            {
                if (drawRect.IntersectsWith(kvSlot.Value.Bound))
                {
                    kvSlot.Value.SlotStatus = status;
                }
            }
            UpdateSlotPos();
        }

        private void 设置有料ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ChangeSlotStatus(ESlotStatus.Have);
            List<TraySlot> slots = new List<TraySlot>();
            foreach (KeyValuePair<int, TraySlot> kvSlot in traySlotsDic)
            {
                if (drawRect.IntersectsWith(kvSlot.Value.Bound))
                {
                    slots.Add(kvSlot.Value);
                }
            }
            DrawTrayAfterEvent?.Invoke(this, ESlotStatus.Have,slots);
        }

        private void 设置无料ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            ChangeSlotStatus(ESlotStatus.NotHave);
            List<TraySlot> slots = new List<TraySlot>();
            foreach (KeyValuePair<int, TraySlot> kvSlot in traySlotsDic)
            {
                if (drawRect.IntersectsWith(kvSlot.Value.Bound))
                {
                    slots.Add(kvSlot.Value);
                }
            }
            DrawTrayAfterEvent?.Invoke(this, ESlotStatus.NotHave,slots);
        }

        private void RsTray_Load(object sender, EventArgs e)
        {
            UpdateSlotPos();
        }
    }

    /// <summary>
    /// 料盘槽位
    /// </summary>
    public class TraySlot
    {
        public ESlotStatus SlotStatus { get; set; } = ESlotStatus.Have;

        private int _Index;

        public int Index
        {
            get { return _Index; }
            set { _Index = value; }
        }

        private int _Row;

        public int Row
        {
            get { return _Row; }
            set { _Row = value; }
        }

        private int _Column;

        public int Column
        {
            get { return _Column; }
            set { _Column = value; }
        }

        private string _SN;

        public string SN
        {
            get { return _SN; }
            set { _SN = value; }
        }


        private RectangleF _Bound;
        [XmlIgnore]
        public RectangleF Bound
        {
            get { return _Bound; }
            set { _Bound = value; }
        }

        public void Refresh(Graphics g, bool isShowText)
        {
            Draw(g, isShowText);
        }
        public void Draw(Graphics g, bool isShowText)
        {
            if (_Bound != null)
            {
                StringFormat sf = new StringFormat();
                sf.Alignment = StringAlignment.Center;
                sf.LineAlignment = StringAlignment.Center;
                switch (SlotStatus)
                {
                    case ESlotStatus.Have:
                        g.FillRectangle(new SolidBrush(Color.Blue), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    case ESlotStatus.NotHave:
                        g.FillRectangle(new SolidBrush(Color.FromArgb(11, 16, 36)), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    case ESlotStatus.Ok:
                        g.FillRectangle(new SolidBrush(Color.Green), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    case ESlotStatus.Ng:
                        g.FillRectangle(new SolidBrush(Color.Red), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    case ESlotStatus.Disable:
                        g.FillRectangle(new SolidBrush(Color.Gray), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    case ESlotStatus.Null:
                        g.FillRectangle(new SolidBrush(Color.FromArgb(11, 16, 36)), Bound.X, Bound.Y, Bound.Width - 1, Bound.Height - 1);
                        break;
                    default:
                        break;
                }
                if(SlotStatus!= ESlotStatus.Null)
                {
                    g.DrawRectangle(Pens.White, Bound.X, Bound.Y, Bound.Width, Bound.Height);
                    if (isShowText)
                    {
                        g.DrawString(Index.ToString(), new Font("宋体", 8), new SolidBrush(Color.Yellow), _Bound, sf);
                    }
                }
                else
                {
                    g.DrawRectangle(new Pen(new SolidBrush(Color.FromArgb(11, 16, 36))), Bound.X, Bound.Y, Bound.Width, Bound.Height);
                }
            }
        }

    }
}