using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Uestc.Auto6.Dso.ComModel;
namespace Uestc.Auto6.Dso.Hardware.Driver
{
    internal record PerChannelAcqParams
    {
        public UInt64 AcqBdExtractNum;
        public UInt32 AcqBdInterpolationNum;
        public UInt32 ProcBdInterpolationNum;
        public ulong DdrPointPerDataByfs;
        public ulong DmaPointPerDataByfs;
    }
    internal class AcquireAttribute
    {
        #region 通道带宽模式切换
        /// <summary>
        /// bit8 :Full BandWidth=0,Other BandWidth=1;bit7~bit0:channel 1~channel8 的激活状态
        /// </summary>
        public Int32 CurrChBWModeAndActiveState = 0;
        /// <summary>
        /// bit8 :Full BandWidth=0,Other BandWidth=1;bit7~bit0:channel 1~channel8 的激活状态
        /// </summary>
        public Int32 OldChBWModeAndActiveState = -1;

        #endregion

        //public List<PerChannelAcqParams> ChannelAcqParams = new List<PerChannelAcqParams>();
        /// <summary>
        /// 存储模式：长存储，普通存储
        /// </summary>
        public AnaChnlStorageMode AcqStorageMode { get; set; }
        public bool bIsLongStorageMode
        {
            get => AcqStorageMode == AnaChnlStorageMode.Long;
        }
        public UInt64 StorageLengthOfDots { get; set; }
        /// <summary>
        /// 只对长存储有用
        /// </summary>
        public UInt32 StorageStartAddress { get; set; }
        /// <summary>
        /// 最高采样率（合并后的）下，单一抽取器来计算的。
        /// </summary>
        public UInt64 HardwareExtractNum { get; set; }

        public UInt64 Dpx_HardwareExtractNum { get; set; }
        public UInt64 Dpx_PerDataByfs_AtStorage { get; set; }
        /// <summary>
        /// 在硬件端存储数据的采样率
        /// </summary>
        public double PerDataByfs_AtStorage { get; set; }
        /// <summary>
        /// 读取回来的数据的采样率。对长存储来说，是读回来的数据。因为在读取的过程中好，可能存在二次抽取。
        /// </summary>
        public double PerDataByfs_Readback { get; set; }

        /// <summary>
        /// 送给对外接口时的采样率。可能存在软件端的插值处理。如果没有软件端的插值，就是PerDataByfs
        /// </summary>
        public double PerDataByfs_AfterPostProcess { get; set; }

        public UInt32 InterpolationNum { get; set; }
        /// <summary>
        /// 设置的触发时间
        /// </summary>
        public Int64 SettingTrigPositionByfs { get; set; }

        public UInt32 SoftwareFifoLength { get; set; }

        public UInt32 AnaWaveDMALength { get; set; }
        /// <summary>
        /// 多少个10GADC拼合的，10G=1,20G=2;
        /// </summary>
        public UInt32 AcqBoardAdcMegerCount { get; set; } = 2;
        /// <summary>
        /// 处理板拼合采集几个板的数据形成一个通道的数据。目前只有HB8G项目在40G模式下是2，在20G模式下是1.
        /// 其与PerDataByfs_AtStorage、HardwareExtractNum的计算有关。HB8G项目在40G模式下，PerDataByfs_AtStorage与HardwareExtractNum存在2倍关系
        /// </summary>
        public UInt32 ProcBoardMergeAcqBoardRoadCount
        {
            get;
            set;
        } = 1;
        public UInt32 AcqAdcMergeRoadCount
        {
            get;
            set;
        } = 80;

        public UInt32 LS_SegmentCount { get; set; }
        public UInt32 LS_SegmentDots { get; set; }
        public UInt32 LS_SegmentAddrCount { get; set; }
        public UInt32 LS_ChannelMode { get; set; }
        public UInt32 LS_Addr_TrigTable { get; set; }
        public UInt32 LS_Addr_FirstSegment { get; set; }
        public UInt32 LS_Addr_PreTrig { get; set; }
        public UInt32 LS_CurrSegmentIndex { get; set; }
        public UInt32 LS_AcqTimeStamp { get; set; }
        public void CloneTo(AcquireAttribute dest)
        {
            dest.AcqStorageMode = this.AcqStorageMode;
            dest.AnaWaveDMALength = this.AnaWaveDMALength;
            dest.HardwareExtractNum = this.HardwareExtractNum;
            dest.InterpolationNum = this.InterpolationNum;
            dest.PerDataByfs_AfterPostProcess = this.PerDataByfs_AfterPostProcess;
            dest.PerDataByfs_AtStorage = this.PerDataByfs_AtStorage;
            dest.PerDataByfs_Readback = this.PerDataByfs_Readback;
            dest.SettingTrigPositionByfs = this.SettingTrigPositionByfs;
            dest.SoftwareFifoLength = this.SoftwareFifoLength;
            dest.StorageLengthOfDots = this.StorageLengthOfDots;
            dest.StorageStartAddress = this.StorageStartAddress;
            dest.CurrChBWModeAndActiveState = this.CurrChBWModeAndActiveState;
            dest.OldChBWModeAndActiveState = this.OldChBWModeAndActiveState;

            dest.LS_SegmentCount = this.LS_SegmentCount;
            dest.LS_SegmentDots = this.LS_SegmentDots;
            dest.LS_ChannelMode = this.LS_ChannelMode;
            dest.LS_Addr_FirstSegment = this.LS_Addr_FirstSegment;
            dest.LS_Addr_PreTrig = this.LS_Addr_PreTrig;
            dest.LS_SegmentAddrCount = this.LS_SegmentAddrCount;
            dest.LS_CurrSegmentIndex = this.LS_CurrSegmentIndex;

            dest.LS_AcqTimeStamp = this.LS_AcqTimeStamp;
            dest.LS_Addr_TrigTable = this.LS_Addr_TrigTable;

            dest.Dpx_HardwareExtractNum = this.Dpx_HardwareExtractNum;
            dest.Dpx_PerDataByfs_AtStorage = this.Dpx_PerDataByfs_AtStorage;

            //dest.ChannelAcqParams.Clear();
            //foreach(var v in ChannelAcqParams)
            //    dest.ChannelAcqParams.Add(v);
        }
    }
    internal enum ChannelBandWidthMode
    {
        /// <summary>
        /// 全带宽模式
        /// </summary>
        Full,
        /// <summary>
        /// 对一般的情况，是降带宽模式，对多域项目来讲，是4G带宽
        /// </summary>
        Mode2,
        /// <summary>
        /// 目前仅仅对多域有效，指射频通道
        /// </summary>
        Mode3
    }
    internal class Acquisition
    {
        internal static void CreateAcquirer(AbstractAcquirer?[] usedAcquirerList)
        {
            allAcquirer.AddRange(usedAcquirerList);
            Stopwatch_AmplitudeTemperatureCompensate.Start();
        }
        private static List<AbstractAcquirer?> allAcquirer = new List<AbstractAcquirer?>();
        internal static void Init()
        {
            foreach (AbstractAcquirer? acquirer in allAcquirer)
                acquirer?.Init();
        }
        private static void StartingGunPang()
        {
            #region 通路选择
            HdIO.WriteReg(PcieBdReg.W.RST_CTRL_PcieReset, 0x1);
            HdIO.WriteReg(PcieBdReg.W.RST_CTRL_PcieReset, 0x0);
            //HdIO.WriteReg(ProcBdReg.W.debug_pro_debug_mode, 0x1);
            //HdIO.WriteReg(ProcBdReg.W.LA_SoftReset, 1);
           // HdIO.WriteReg(ProcBdReg.W.LA_SoftReset, 0);
            Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.Dpo_ParallelReset, 1);
            Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.Dpo_ParallelReset, 0);
            HdIO.WriteReg(PcieBdReg.W.RST_CTRL_SysResetFromPcie, 0x0);
            #endregion
            HdIO.WriteReg(ProcBdReg.W.FifoCtrl_AcqWriteEnable, 1);
            if (Hd.CurrHdMessage!.Timebase!.IsScan)
            {
                int channelCount = ChannelIdExt.AnaChnlNum;
                if (Hd.currProduct!.ProductType == ProductType.B21_DBI16G)
                    channelCount = 4;
                while (AcqedDataPool.AnalogChData.AllChannelData.Count < channelCount)
                    AcqedDataPool.AnalogChData.AllChannelData.Add(new List<ushort>());
                for (int iChannelID = 0; iChannelID < channelCount; iChannelID++)
                    AcqedDataPool.AnalogChData.AllChannelData[iChannelID].Clear();
            }
            //HdIO.WriteReg(PcieBdReg.W.DataPath_pcie_linkdemux_select, (UInt32)DMAReadSourceMuxType.AnalogChanneData);
            // DDR要求必须在触发使能之后才能下发DDRde写使能,且触发源采集板必须最后发写使能，这样才能保证600W的触发频率
            ////FPGA 的严重Bug 导致 此 垃圾代码,很危险！！！！！！！！！！！
            UInt32 trigSource = Hd.currProduct!.Ctrl_Trigger!.CurrentTrigSource();
            if (trigSource >= (ChannelIdExt.AnaChnlNum))
                trigSource = (UInt32)ChannelIdExt.AnaChnlNum-1;
            ChannelBdAdcInputDefine? v = Hd.AnalogChannel?.GetChannelAcqBdAdcInputCorresponding((Int32)trigSource);
            if (v != null)
            {
                Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.LSCtrl_WriteEnable, v.BdNo, 0);//写使能
                Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.LSCtrl_WriteEnable, v.BdNo, 1);
            }

        }
        internal const Int32 PhyAnalogChAmplitudeTemperaturesCompensationIntervalByMs = 2 * 60 * 1000;
        static Stopwatch Stopwatch_AmplitudeTemperatureCompensate = new Stopwatch();
        private static void DoAmplitudeTemperatureCompensate()
        {
            if (Hd.CurrDebugVarints.bEnable_AmplitudeTemperatureCompensate)
            {
                if (Stopwatch_AmplitudeTemperatureCompensate.ElapsedMilliseconds > (PhyAnalogChAmplitudeTemperaturesCompensationIntervalByMs))
                {
                    SysMonitor.Default.ReadAnalogChannelTemperatures();
                    if (Hd.currProduct.Acquirer_AnalogChannel!.GetPhyAnalogChAmplitudeTemperaturesCompensationCoefficient(out _))
                    {
                        Stopwatch_AmplitudeTemperatureCompensate.Restart();
                        AbstractController_AnalogChannel.CtrlGainByFpga();
                    }
                }
            }
        }
        internal static void InitAcq(bool bForce)
        {
            if (bForce)
            {
                DoAmplitudeTemperatureCompensate();

                HdIO.WriteReg(ProcBdReg.W.FifoCtrl_AcqWriteEnable, 0);
                HdIO.WriteReg(PcieBdReg.W.RST_CTRL_SysResetFromPcie, 0x1);//处于复位中（态），为0时开始工作
                Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.Scan_AcqScanEnable, Hd.CurrHdMessage!.Timebase!.IsScan ? 1U : 0);//采集板SCAN模式开启1,关闭0
                HdIO.WriteReg(ProcBdReg.W.Scan_ProScanEnable, Hd.CurrHdMessage!.Timebase!.IsScan ? 1U : 0);                                 //处理板SCAN模式开启1,关闭0

                foreach (AbstractAcquirer? acquirer in allAcquirer)
                    acquirer?.InitAcq();
                //发令枪
                StartingGunPang();
            }
        }
        internal static void CreateAcquireAttribute()
        {
            foreach (AbstractAcquirer? acquirer in allAcquirer)
                acquirer?.CreateAcquireAttribute();
        }

        internal static DateTime lastSimulateScanTime = DateTime.Now;
        internal static Boolean Acquire()
        {
            Hd.trigState = AbstractController_Misc.ReadTrigStatus();
            bool bAcqOk = false;
            if (HdIO.CurrDriver == null || !HdIO.CurrDriver.bOpen || Hd.bPowerOff)
            {
                if ((Hd.CurrHdMessage?.Timebase?.IsScan ?? false))
                {
                    //模拟Scan
                    double xDiv = Hd.CurrHdMessage!.Timebase.TmbScale / 1000;
                    if ((DateTime.Now - lastSimulateScanTime).TotalMilliseconds < xDiv)
                    {
                        Hd.bAcqedNewData = false;
                        bAcqOk = false;
                    }
                    else
                    {
                        lastSimulateScanTime = DateTime.Now;
                        Hd.bAcqedNewData = true;
                        bAcqOk = true;
                    }
                }
                else
                    bAcqOk = true;
            }
            else
                bAcqOk = AbstractController_Misc.AcqIsFulled();

            if (bAcqOk)
            {
                foreach (AbstractAcquirer? acquirer in allAcquirer)
                {
                    if (acquirer?.ReadAcqData() ?? false)
                        acquirer?.PostProcess();
                }

                InitAcq(!Hd.CurrHdMessage?.Timebase?.IsScan ?? true);
            }
            return bAcqOk;
        }
        internal record FifoDepthDefine()
        {
            public UInt32 Proc_FullProgDepth = 12288;
            public UInt32 Pcie_FullProgDepth = 12288;
            public UInt32 Pcie_ReadFromFIFO_Count = 15000;
        }
        private static Dictionary<DMAReadSourceMuxType, FifoDepthDefine> allDataTypeDepthDefine = new Dictionary<DMAReadSourceMuxType, FifoDepthDefine>()
        {
            [DMAReadSourceMuxType.AnalogChanneData] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
            [DMAReadSourceMuxType.Decoder] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
            [DMAReadSourceMuxType.Dpx] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
            [DMAReadSourceMuxType.LA] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
            [DMAReadSourceMuxType.FreqDomain] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
            [DMAReadSourceMuxType.DDRFast] = new() { Pcie_FullProgDepth = 12288, Pcie_ReadFromFIFO_Count = 15000, Proc_FullProgDepth = 12288 },
        };
        internal static void SwitchDataPathMuxTo(DMAReadSourceMuxType toType, FifoDepthDefine? fifoDepthDefine = null)
        {
            FifoDepthDefine ourFifoDepthDefine = fifoDepthDefine == null ? allDataTypeDepthDefine[toType] : fifoDepthDefine;

            HdIO.WriteReg(ProcBdReg.W.FifoCtrl_FullProgDepth, ourFifoDepthDefine.Proc_FullProgDepth);
            HdIO.WriteReg(PcieBdReg.W.FifoCtrl_FullProgDepth, ourFifoDepthDefine.Pcie_FullProgDepth);
            HdIO.WriteReg(PcieBdReg.W.FifoCtrl_ReadFromFIFO_Num, ourFifoDepthDefine.Pcie_ReadFromFIFO_Count);

            Hd.currProduct?.AcqBd?.WriteToAllFpga(AcqBdReg.W.DataPath_acq_linkmux_select, (UInt32)toType);
            HdIO.WriteReg(ProcBdReg.W.DataPath_pro_linkmux_select, (UInt32)toType);
            HdIO.WriteReg(ProcBdReg.W.DataPath_pro_linkdemux_select, (UInt32)toType);
            HdIO.WriteReg(PcieBdReg.W.DataPath_pcie_linkdemux_select, (UInt32)toType);
        }
    }
}