using OrpaonEMS.App.Services;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Timers;

namespace OrpaonEMS.App.Com
{
    /// <summary>
    /// 触发模型
    /// </summary>
    public class TrigTimeModel
    {
        /// <summary>
        /// 周期定时器
        /// </summary>
        private System.Timers.Timer CycleTimer { get; set; }

        /// <summary>
        /// 触发时间达到阈值
        /// </summary>
        public event EventHandler TrigTimeOutHandler;

        public TrigTimeModel(int trigThValue, int trigThSecTime)
        {
            TrigThValue = trigThValue;
            TrigThSecTime = trigThSecTime;

            //10秒触发一次
            CycleTimer = new System.Timers.Timer(1000);
            CycleTimer.Elapsed += CycleAction;
            CycleTimer.AutoReset = true;
            CycleTimer.Enabled = true;

        }
        /// <summary>
        /// 周期调用这个方法
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        /// <exception cref="NotImplementedException"></exception>
        private void CycleAction(object? sender, ElapsedEventArgs e)
        {
            try
            {
                //如果Execute执行的是一个很耗时的方法，会导致方法未执行完毕，定时器又启动了一个线程来执行Execute方法
                //CycleTimer.Stop(); //先关闭定时器

                if (TrigState)//触发击中时统计时间
                {
                    TrigRtTimeSec = (DateTime.Now - TrigStartTime).TotalSeconds;
                    if (TrigRtTimeSec >= TrigThSecTime)
                    {
                        CycleTimer.Stop(); //先关闭定时器,不再触发后续的事件
                        TrigTimeOutHandler(this, null);
                    }
                }
                else//触发消失
                {
                    TrigRtTimeSec = 0;
                }


                //CycleTimer.Start(); //执行完毕后再开启器
            }
            catch (Exception ex)
            {
                CycleTimer.Start(); //执行完毕后再开启器

            }
        }


        /// <summary>
        /// 更新值
        /// 大于一个值
        /// </summary>
        /// <returns></returns>
        public bool UpdateByCompareOver(double Value)
        {
            if (Value >= TrigThValue)
            {
                TrigState = true;
            }
            else
            {
                TrigState = false;
            }

            return TrigState;
        }

        /// <summary>
        /// 更新值
        /// 小于一个值
        /// </summary>
        /// <returns></returns>
        public bool UpdateByCompareLess(double Value)
        {
            if (Value <= TrigThValue)
            {
                TrigState = true;
            }
            else
            {
                TrigState = false;
            }

            return TrigState;
        }

        /// <summary>
        /// 更新状态等使用
        /// 为False时代表关注点被触发
        /// </summary>
        /// <param name="Value"></param>
        /// <returns></returns>
        public bool UpdateByBool(bool Value)
        {
            if (Value==false)//关注False。为False时代表关注点被触发
            {
                TrigState = true;
            }
            else
            {
                TrigState = false;
            }
            return TrigState;
        }

        /// <summary>
        /// 触发成功开始的时间
        /// </summary>
        public DateTime TrigStartTime { get; set; }

        private bool _TrigState = false;
        /// <summary>
        /// 触发时间
        /// </summary>
        public bool TrigState
        {
            get { return _TrigState; }
            set
            {
                if (value != _TrigState)//状态改变
                {
                    if (value)//触发击中
                    {
                        TrigStartTime = DateTime.Now;
                        CycleTimer.Start();
                    }
                    else//触发消失
                    {
                        CycleTimer.Stop();
                    }
                    _TrigState = value;
                }

            }
        }



        /// <summary>
        /// 达到触发值实时时间-秒
        /// </summary>
        public double TrigRtTimeSec { get; set; }



        /// <summary>
        /// 达到触发值的值
        /// </summary>
        public int TrigThValue { get; set; }

        /// <summary>
        /// 达到触发值的值时长阈值-秒
        /// </summary>
        public int TrigThSecTime { get; set; }
    }
}