using AI.Common.Interface;
using AIDiagnosis.Common.Enums;
using AIDiagnosis.Common.Models;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO;
using System.Threading;
using VetHeartDiagnosisSDK.Enums;
using Vinno.AI.CommonSDK.Enums;
using Vinno.AI.CommonSDK.Models;
using Vinno.AI.CommonSDK.Models.Data;
using Vinno.AI.CommonSDK.Tools;
using Vinno.AI.Service.Common.Interfaces;
using Vinno.AI.Service.Common.Models;
using Vinno.AI.Service.Common.Tools;
using Vinno.AI.VetHeartDiagnosisSDK.Enums;
using Vinno.AI.VetHeartDiagnosisSDK.Interfaces;
using Vinno.AI.VetHeartDiagnosisSDK.Models;
using Vinno.AI.VetHeartDiagnosisService.Tools;
using VetHeartDiagnosis = VetHeartDiagnosisSDK.VetHeartDiagnosis;

namespace Vinno.AI.VetHeartDiagnosisService
{
    public class VetHeartDiagnosisService : IVetHeartDiagnosisService, IDisposable, IEngine
    {
        private readonly ConcurrentStack<byte[]> _singleImageCache;
        private readonly string _modelFolder = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Networks");

        private PipeServer _singleImagePipeServer;
        private ImageProviderV2 _imageProvider;
        private VetHeartDiagnosis _vetHeartDiagnosis;
        private bool _disposed;

        public static List<FunctionInfo> AllFunctions { get; }

        static VetHeartDiagnosisService()
        {
            AllFunctions = VetHeartDiagnosis.AllFunctions;
        }

        public static void Init(FunctionInfo enableFunction, FunctionInfo currentUsedFunction)
        {
            VetHeartDiagnosis.Init(enableFunction, currentUsedFunction);
        }

        public VetHeartDiagnosisService()
        {
            try
            {
                _singleImageCache = new ConcurrentStack<byte[]>();
                _singleImagePipeServer = new PipeServer(AIDiagnosisSystemConsts.PipeForVetHeartDiagnosisSingleImage);
                _singleImagePipeServer.LogMsgThrow += OnLogMsgThrow;
                _singleImagePipeServer.DataReceived += OnDataReceived;
                _singleImagePipeServer.StartAndReceive();
                _imageProvider = new ImageProviderV2(AIEnumType.VetHeartDiagnosis, AIEnumEngineType.VetHeartLVStudy);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Constructor error:{ex}");
            }
        }

        private void OnDataReceived(object sender, byte[] e)
        {
            try
            {
                _singleImageCache.Push(e);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-OnDataReceived error:{ex}");
            }
        }

        public void Initialize(VetHeartDiagnosisParameter vetHeartMLineDiagnosisParameter, bool hasImageProvider)
        {
            try
            {
                CloseDiagnosis();
                var cpuNumber = vetHeartMLineDiagnosisParameter.CPUNumber;
                var detectMode = (EnumDetectMode)vetHeartMLineDiagnosisParameter.DetectMode;
                var detectTps = vetHeartMLineDiagnosisParameter.DetectTps;
                var intervalTime = vetHeartMLineDiagnosisParameter.IntervalTime;
                _vetHeartDiagnosis = new VetHeartDiagnosis();
                _vetHeartDiagnosis.StartEvaluation += OnStartEvaluation;
                _vetHeartDiagnosis.FinishEvaluation += OnFinishEvaluation;
                _vetHeartDiagnosis.NotifyLog += OnNotifyLog;
                _vetHeartDiagnosis.Init(Setting.Instance.IsSaveDetectImage, Setting.Instance.IsSaveAllImage, Logger.LogDir, hasImageProvider ? _imageProvider : null, cpuNumber, _modelFolder, detectMode, detectTps, intervalTime);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Initialize error:{ex}");
            }
        }

        public string StartProcess(AIEnumVetHeartEngineType engineType)
        {
            try
            {
                return _vetHeartDiagnosis.StartProcess((EnumVetHeartDiagnosisEngineType)engineType);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-StartProcess Error:{ex}");
                return null;
            }
        }

        public List<TransAIResultInfo> PushOnePieceOfData(string processId, AIEnumVetHeartEngineType engineType, AIImageDataId aiImageDataId, AIImageExtraInfo aiImageExtraInfo, TransAIUltrasoundImageRegion transAIUltrasoundImageRegion, int height, int width, AIEnumColorType colorType)
        {
            try
            {
                byte[] byteImage = null;
                int retryCount = 0;
                while (!_singleImageCache.TryPop(out byteImage) && retryCount < 50)
                {
                    Thread.Sleep(10);
                    retryCount++;
                }
                if (byteImage == null)
                {
                    Logger.Error($"VetHeartDiagnosisService-DetectOneRawImage Get Image Cache Fail");
                    return null;
                }
                var rawImage = new RawImage(byteImage, width, height, (EnumColorType)colorType);
                Dictionary<string, object> extraInfoList = new Dictionary<string, object>();
                var imageDataId = AICommonServiceConvertHelperV2.ConvertAIImageDataIdToImageDataId(aiImageDataId);
                if (aiImageExtraInfo != null)
                {
                    extraInfoList.Add(nameof(aiImageExtraInfo.CmPerPixel), aiImageExtraInfo.CmPerPixel);
                }
                if (transAIUltrasoundImageRegion != null)
                {
                    var ultrasoundImageRegion = AICommonServiceConvertHelperV2.ConvertTransAIUltrasoundImageRegionToIUltrasoundImageRegion(transAIUltrasoundImageRegion);
                    if (ultrasoundImageRegion != null)
                    {
                        extraInfoList.Add("UltrasoundImageRegion", ultrasoundImageRegion);
                    }
                }
                var imageInputData = new ImageInputData(rawImage, imageDataId, extraInfoList);
                var result = _vetHeartDiagnosis.DetectOneImage((EnumVetHeartDiagnosisEngineType)engineType, processId, imageInputData);
                return AIConvertHelper.ConvertResultDictToTransResultList(result);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-DetectOneRawImage error:{ex}");
                return null;
            }
        }

        public void EndProcess(AIEnumVetHeartEngineType engineType, string processId)
        {
            try
            {
                _vetHeartDiagnosis.EndProcess((EnumVetHeartDiagnosisEngineType)engineType, processId);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-EndProcess Error:{ex}");
            }
        }

        public void SetCurrentEngine(AIEnumVetHeartEngineType engineType)
        {
            try
            {
                if (_imageProvider != null)
                {
                    _imageProvider.SetEngineType(engineType.ToString());
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SetCurrentEngine Error:{ex}");
            }
        }
        private void OnFinishEvaluation(object sender, IReadOnlyDictionary<IDataId, IReadOnlyList<IResultData>> e)
        {
            var transResultList = AIConvertHelper.ConvertResultDictToTransResultList(e);
            NotificationSender.SendNotification(new AINotificationArgs
            {
                NotificationType = AIEnumNotificationType.VetHeartMLineDiagnosisFinishEvaluationRaised,
                Params = transResultList
            });
        }

        /// <summary>
        /// 切换引擎
        /// </summary>
        /// <param name="functionInfo"></param>
        public void SwitchEngines(FunctionInfo functionInfo)
        {
            try
            {
                VetHeartDiagnosis.SwitchAIEngines(functionInfo);
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.SwitchAIEngines2(functionInfo);
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SwitchEngines error:{ex}");
            }
        }

        public void Start()
        {
            try
            {
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.Start();
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Start error:{ex}");
            }
        }

        public void Stop()
        {
            try
            {
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.Stop();
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Stop error:{ex}");
            }
        }

        public void SetDetectTps(int detectTps)
        {
            try
            {
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.DetectTps = detectTps;
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SetDetectTps error:{ex}");
            }
        }

        public void SetIntervalTime(int intervalTime)
        {
            try
            {
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.IntervalTime = intervalTime;
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SetIntervalTime error:{ex}");
            }
        }

        public void SetDetectMode(AIEnumDetectMode detectMode)
        {
            try
            {
                if (_vetHeartDiagnosis != null)
                {
                    _vetHeartDiagnosis.DetectMode = (EnumDetectMode)detectMode;
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SetDetectMode error:{ex}");
            }
        }

        /// <summary>
        /// Send Raw Image Data For Pipe
        /// </summary>
        /// <param name="height"></param>
        /// <param name="width"></param>
        /// <param name="colorType"></param>
        public void SendImageData(AIImageDataId imageDataId, AIImageExtraInfo imageExtraInfo, TransAIUltrasoundImageRegion ultrasoundImageRegion, int height, int width, AIEnumColorType colorType)
        {
            try
            {
                _imageProvider?.ReceiveImageData(height, width, colorType, imageDataId, imageExtraInfo, ultrasoundImageRegion);
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-SendRawImageData error:{ex}");
            }
        }

        public void Close()
        {
            try
            {
                Logger.Info($"VetHeartDiagnosisService-Close Invoke");
                CloseDiagnosis();
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Close error:{ex}");
            }
        }

        private void CloseDiagnosis()
        {
            if (_vetHeartDiagnosis != null)
            {
                _vetHeartDiagnosis.StartEvaluation -= OnStartEvaluation;
                _vetHeartDiagnosis.NotifyLog -= OnNotifyLog;
                _vetHeartDiagnosis.Close();
                _vetHeartDiagnosis = null;
            }
        }

        public void Dispose()
        {
            try
            {
                if (!_disposed)
                {
                    Logger.Info($"VetHeartDiagnosisService-Start Dispose");
                    CloseDiagnosis();
                    if (_singleImagePipeServer != null)
                    {
                        _singleImagePipeServer.DataReceived -= OnDataReceived;
                        _singleImagePipeServer.Dispose();
                        _singleImagePipeServer.LogMsgThrow -= OnLogMsgThrow;
                        _singleImagePipeServer = null;
                    }
                    _imageProvider.Dispose();
                    _imageProvider = null;
                    _disposed = true;
                    Logger.Info($"VetHeartDiagnosisService Dispose End");
                }
            }
            catch (Exception ex)
            {
                Logger.Error($"VetHeartDiagnosisService-Dispose error:{ex}");
            }
        }

        private void OnStartEvaluation(object sender, EventArgs e)
        {
            NotificationSender.SendNotification(new AINotificationArgs() { NotificationType = AIEnumNotificationType.VetHeartMLineDiagnosisStartEvaluationRaised, Params = e });
        }

        private void OnNotifyLog(object sender, LogEventArgs e)
        {
            if (e == null)
            {
                return;
            }
            switch (e.LogType)
            {
                case EnumLogType.InfoLog:
                    Logger.Info($"VetHeartDiagnosisService OnNotifyLog:{e.Msg}");
                    break;

                case EnumLogType.WarnLog:
                    Logger.Warning($"VetHeartDiagnosisService OnNotifyLog:{e.Msg}");
                    break;

                case EnumLogType.ErrorLog:
                case EnumLogType.FatalLog:
                default:
                    Logger.Error($"VetHeartDiagnosisService OnNotifyLog:{e.Msg}");
                    break;
            }
            var logEventArgs = AICommonServiceConvertHelperV2.ConvertLogEventArgsToAILogEventArgs(e);
            NotificationSender.SendNotification(new AINotificationArgs() { NotificationType = AIEnumNotificationType.VetHeartMLineDiagnosisNotifyLogRaised, Params = logEventArgs });
        }

        private void OnLogMsgThrow(object sender, AILogEventArgs e)
        {
            if (e == null)
            {
                return;
            }
            switch (e.LogType)
            {
                case AIEnumLogType.ErrorLog:
                case AIEnumLogType.FatalLog:
                    Logger.Error(e.Msg);
                    break;

                case AIEnumLogType.WarnLog:
                    Logger.Warning(e.Msg);
                    break;

                case AIEnumLogType.InfoLog:
                default:
                    Logger.Info(e.Msg);
                    break;
            }
        }
    }
}