using System.Collections.Generic;
using System.Linq;
using GDNXFD.Data.Repositories;
//using log4net;
using System;
using GDNXFD.Data;
using System.Threading;
using System.Configuration;
using System.Collections;
using GDNXFD.WcfService.RealtimeState;
using log4net;

namespace GDNXFD.WcfService
{
    public class AdviceWorker
    {
        private static ILog logger = LogManager.GetLogger("AppInfoLog");


        private bool isRunning = false;
        private bool cancelPolling = false;
        private int pollingInterval;



        //实时计算线程
        private Thread RealtimeStateThread;
        //预测计算线程
        private Thread PredictCalcThread;
        //风机信息线程
        private Thread WindturbineInfoThread;

        private Thread TryMaintainWindturbineThread;



        public bool IsRunning
        {
            get { return isRunning; }
        }

        #region 单例模式
        private AdviceWorker()
        {
            string str = ConfigurationManager.AppSettings["PollingInterval"];
            if (!int.TryParse(str, out pollingInterval))
            {
                pollingInterval = 10;
            }
        }

        public static AdviceWorker Instance
        {
            get { return SingletonCreator.instance; }
        }

        class SingletonCreator
        {
            internal static readonly AdviceWorker instance = new AdviceWorker();
        }
        #endregion

        public void Start()
        {

            try
            {
                AdviceHistoryModelRepository.UpdateAllCalcResult();

            }
            catch (Exception ex)
            {

                logger.Info(ex.Message);
            }

            if (isRunning)
                return;
            //首次更新风机信息数据
            AdviceCache.Instance.GetWindturbinInfo();

            Console.WriteLine("风机状态更新完毕");

            WindturbineInfoThread = new Thread(WindturbinInfoUpdate);
            WindturbineInfoThread.SetApartmentState(ApartmentState.STA);
            WindturbineInfoThread.IsBackground = true;
            WindturbineInfoThread.Start();

            Console.WriteLine("风机状态线程启动");

            RealtimeStateThread = new Thread(RealtimeStateCalc);
            RealtimeStateThread.SetApartmentState(ApartmentState.STA);
            RealtimeStateThread.IsBackground = true;
            RealtimeStateThread.Start();

            Console.WriteLine("风机状态计算线程启动");

            PredictCalcThread = new Thread(PredictCalc);
            PredictCalcThread.SetApartmentState(ApartmentState.STA);
            PredictCalcThread.IsBackground = true;
            PredictCalcThread.Start();

            Console.WriteLine("预测计算线程启动");



            //....
            TryMaintainWindturbineThread = new Thread(TryMaintainWindturbine);
            TryMaintainWindturbineThread.SetApartmentState(ApartmentState.STA);
            TryMaintainWindturbineThread.IsBackground = true;
            TryMaintainWindturbineThread.Name = "TryMaintainWindturbineThread";
            TryMaintainWindturbineThread.Start();
            Console.WriteLine("推荐风机维护线程启动");
            //System.Diagnostics.Debug.WriteLine("推荐风机维护线程启动");

            isRunning = true;


        }

        public void Stop()
        {
            //logger.Info("正在停止后台线程...");
            cancelPolling = true;
            if (RealtimeStateThread != null)
                RealtimeStateThread.Join();
        }

        /// <summary>
        /// 风机启停推荐方法 （实时状态计算）
        /// </summary>
        private void RealtimeStateCalc()
        {
            //logger.Info("后台线程开始！");
            isRunning = true;
            while (!cancelPolling)
            {
                try
                {

                    CalcStateSvc.Instance.CalcWindturbine();

                }
                catch (Exception ex)
                {
                    logger.Info(ex.Message);
                }
                finally
                {
                    Thread.Sleep(pollingInterval * 1000);
                    GC.Collect();
                    GC.WaitForPendingFinalizers();
                    GC.Collect();
                    //GC.GetTotalMemory(true);
                }
            }

            isRunning = false;
            cancelPolling = false;
            //logger.Info("后台线程停止！");
        }

        /// <summary>
        /// 风机启停推荐方法 （预测计算）
        /// </summary>
        private void PredictCalc()
        {

            while (!cancelPolling)
            {
                try
                {
                    //AdviceCache.Instance.GetPredictAdviceModel();
                }
                catch (Exception ex)
                {
                    //
                }
                finally
                {
                    Thread.Sleep(pollingInterval * 1000);
                }
            }

            cancelPolling = false;
        }


        /// <summary>
        /// 全场无风将对待机状态的风机推荐维护
        /// </summary>
        private void TryMaintainWindturbine()
        {
            while (!cancelPolling)
            {
                try
                {

                    CalcStateSvc.Instance.TryMaintainWindturbine();

                }
                catch (Exception ex)
                {
                    logger.Info(ex.Message);
                    D(ex.ToString());
                    //System.Diagnostics.Debug.WriteLine(ex.ToString());
                }
                finally
                {
                    Thread.Sleep(5 * 1000 * 60);//1000*60);
                    GC.Collect();
                    GC.WaitForPendingFinalizers();
                    GC.Collect();
                    //GC.GetTotalMemory(true);
                }
            }
        }


        bool allowDebug = ConfigurationManager.AppSettings["AllowDebug"].ToUpper() == "Y";
        bool allowPrint = ConfigurationManager.AppSettings["AllowPrint"].ToUpper() == "Y";
        private void D(string debugText)
        {
            try
            {
                if (allowDebug)
                {
                    System.Diagnostics.Debug.WriteLine(debugText);
                }
                if (allowPrint)
                {
                    Console.WriteLine(debugText);
                }
            }
            catch (Exception ex)
            {
                //logger.Info(ex.Message);
                System.Diagnostics.Debug.WriteLine(ex.ToString());
            }
        }


        /// <summary>
        /// 风机信息刷新方法
        /// </summary>
        private void WindturbinInfoUpdate()
        {
            //logger.Info("后台线程开始！");
            isRunning = true;
            while (!cancelPolling)
            {
                try
                {
                    AdviceCache.Instance.GetWindturbinInfo();
                }
                catch (Exception ex)
                {
                    //
                }
                finally
                {
                    Thread.Sleep(1000);
                    GC.Collect();
                    GC.WaitForPendingFinalizers();
                    GC.Collect();
                    //GC.GetTotalMemory(true);
                }
            }

            isRunning = false;
            cancelPolling = false;
        }

    }

}