using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;

namespace JYControl
{
    public enum Logtype//枚举类型
    {
        Message,
        Warning,
        Error
    }

    public enum LogAddtype//枚举类型
    {
        MES,
        local,
    }

    public partial class LogManagerControl : UserControl
    {
        static bool _newErrorInfo = false;
        static int _ErrorCount = 0;
        public LogManagerControl()
        {
            InitializeComponent();
            this.DoubleBuffered = true;
            this.SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.UserPaint |
                                     ControlStyles.AllPaintingInWmPaint,
                                     true);
            this.UpdateStyles();
        }

        private static readonly string logMesPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Logs", "MESLogs");
        private static readonly string loglocalPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Logs", "localLogs");
        private static LogManagerControl _manager = new LogManagerControl();

        delegate void DoAddMessage(string message, LogAddtype logAddtype, Logtype logType = Logtype.Message);
        //delegate void DoDelete();
        public static void AddLog(string strLog, LogAddtype logAddtype, Logtype logType = Logtype.Message)
        {
            if (_manager.listView1.InvokeRequired)
            {
                DoAddMessage dam = new DoAddMessage(AddLog);
                _manager.listView1.Invoke(dam, strLog,logAddtype, logType);
            }
            else
            {
                string strDate = DateTime.Now.ToString("HH:mm:ss:ff");
                ListViewItem item = new ListViewItem();
                switch (logType)
                {
                    case Logtype.Message:
                        if (strLog.Contains("接收到客户端连接") || strLog.Contains("TCP服务器启动监听成功"))
                        {
                            item.ForeColor = Color.White;
                            item.BackColor = Color.SeaGreen;
                        }
                        break;
                    case Logtype.Warning:
                        item.BackColor = Color.Yellow;
                        strLog = "警告：" + strLog;
                        break;
                    case Logtype.Error:
                        item.BackColor = Color.Red;
                        item.ForeColor = Color.White;
                        strLog = "错误：" + strLog;
                        _newErrorInfo = true;
                        _ErrorCount++;

                        break;
                    default:
                        break;
                }
                item.Text = strDate;
                item.SubItems.Add(strLog);
                _manager.listView1.BeginUpdate();


                _manager.listView1.Items.Insert(0, item);//添加在第一行
                //_manager.listView1.Items.Add(item);//添加在最后一行
                int ff = _manager.listView1.Items.Count - 1;
                if (_manager.listView1.Items.Count > 150)
                {
                    _manager.listView1.Items.RemoveAt(ff);
                }
                //_manager.listView1.Items[_manager.listView1.Items.Count - 1].EnsureVisible();

                _manager.listView1.EndUpdate();

                string fileName = $"{DateTime.Now.ToString("yyyyMMdd")}.txt";
                switch (logAddtype)
                {
                    case LogAddtype.MES:
                        if (!Directory.Exists(logMesPath))
                        {
                            Directory.CreateDirectory(logMesPath);
                        }

                        string logMesFilePath = Path.Combine(logMesPath, fileName);
                        using (StreamWriter sw = new StreamWriter(logMesFilePath, true))
                        {
                            sw.WriteLine(strDate + "   " + logType.ToString() + "    " + strLog);
                        }
                        break;
                    case LogAddtype.local:
                        if (!Directory.Exists(loglocalPath))
                        {
                            Directory.CreateDirectory(loglocalPath);
                        }

                        string loglocalFilePath = Path.Combine(loglocalPath, fileName);
                        using (StreamWriter sw = new StreamWriter(loglocalFilePath, true))
                        {
                            sw.WriteLine(strDate + "   " + logType.ToString() + "    " + strLog);
                        }
                        break;
                    default:
                        break;
                }
                //添加日志到log文件中
            }
        }

        public static void ClearLog()
        {
            //if (_manager.listView1.InvokeRequired)
            //{
            //    DoDelete dam = new DoDelete(ClearLog);
            //    _manager.listView1.Invoke(dam);
            //}
            //else
            //{
                //if (_manager.listView1.Items.Count > 200)
                //{
                //    _manager.listView1.Items.RemoveAt(item);
                //}
                _manager.listView1.Items.Clear();
            //}
        }

        /// <summary>
        /// 双缓冲ListView ，解决闪烁  
        /// </summary>
        public class DoubleBufferListView : System.Windows.Forms.ListView
        {
            public DoubleBufferListView()
            {
                SetStyle(ControlStyles.DoubleBuffer |
                    ControlStyles.OptimizedDoubleBuffer |
                    ControlStyles.AllPaintingInWmPaint, true);
                UpdateStyles();
            }
        }

        protected override void WndProc(ref Message m)
        {
            if (m.Msg == 0x0014) // 禁掉清除背景消息  
                return;
            base.WndProc(ref m);
        }

        public static bool HasNewErrorInfo
        {
            get { return _newErrorInfo; }
            set { _newErrorInfo = value; }
        }
        public static int ErrorInfoCount
        {
            get { return _ErrorCount; }
            set { _ErrorCount = 0; }
        }

        public static LogManagerControl Manager
        {
            get { return LogManagerControl._manager; }
            set { LogManagerControl._manager = value; }
        }
    }
}