using Microsoft.Extensions.Logging;
using SlnMesnac.Common;
using SlnMesnac.Config;
using SlnMesnac.Model.domain;
using SlnMesnac.Plc;
using SlnMesnac.Repository.service;
using SlnMesnac.Repository.service.Impl;
using SlnMesnac.TouchSocket;
using System;
using System.Collections.Generic;
using System.IO;
using System.Security.Cryptography.Xml;
using System.Threading;
using TouchSocket.Core;

namespace SlnMesnac.Business
{
    public class LogoBusiness
    {
       
        private ILogger<LogoBusiness> _logger;
       
        private PlcAbsractFactory plc = null;
        private CCameraHik hikHelper = CCameraHik.Instance;

        private DebugConfig config = DebugConfig.Instance;
        private IBaseMaterialService baseMaterialService;
        private ILogoIdentifyService logoIdentifyService;
        public PaddleOCRSharp.PaddleOCREngine engine = null;
        

        private static LogoBusiness instance;


        #region 委托定义  刷新界面扫描信息
      
        public delegate void RefreshBoxInfo(string boxCode, string boxTime, string model, byte[] imageData, bool isSuccess);
        public static event RefreshBoxInfo? RefreshBoxInfoEvent;


        public delegate void RefreshMessage(string message, bool isWarning = false);
        public static event RefreshMessage? RefreshMessageEvent;
        #endregion


        private LogoBusiness(IBaseMaterialService baseMaterialService,ILogoIdentifyService logoIdentifyService,PlcPool _plcPool)
        {
          
            TcpServer.RefreshMaterialCodeStrEvent += BarCodeHandler;
            this.baseMaterialService = baseMaterialService;
            this.logoIdentifyService = logoIdentifyService;
           
            plc= _plcPool.GetPlcByKey("plc");
        
        }

      

        public static LogoBusiness GetInstance(IBaseMaterialService baseMaterialService, ILogoIdentifyService ocrVerfiyService, PlcPool _plcPool)
        {
            if (instance == null)
            {
                instance = new LogoBusiness(baseMaterialService, ocrVerfiyService, _plcPool);
            }
            return instance;
        }


        /// <summary>
        /// 条码触发相机拍照校验
        /// </summary>
        /// <param name="materialCodeStr"></param>
        /// <param name="ip"></param>
        public void BarCodeHandler(string materialCodeStr, string ip)
        {
            try
            {
                bool judge = FoamtJudge(materialCodeStr);
                if (!judge)
                {
                    WarningAndStop($"箱体码{materialCodeStr}格式不正确,停线报警!");
                    return;
                }
                _logger.LogInformation($"扫描到箱体码:{materialCodeStr}");
              
                // 1.触发相机拍照
                bool TriggerFlag = hikHelper.TriggerGather();
                if (!TriggerFlag)
                {
                    WarningAndStop($"软触发相机拍照失败,停线报警");
                    return;
                }
                // 2.等待接收海康结果
                bool flag = JudgeIsSuccess();
                if (flag)
                {
                    //校验成功下发放行
                    PlcPass();
                    RefreshMessageEvent?.Invoke("Logo识别成功，下发放行");
                    _logger.LogInformation($"箱体码:{materialCodeStr}，Logo识别成功，下发放行");
                }
                else
                {
                    //校验成功下发放行
                    WarningAndStop($"Logo识别失败，禁止放行");
                    
                }

                // 3.查询mes获取箱体信息
                BaseMaterialInfo baseMaterialInfo = baseMaterialService.GetMaterialInfoByMaterialCode(materialCodeStr.Substring(7, 10));
                string productName = GetSubstringBetweenCommas(baseMaterialInfo.MaterialName);

                #region 回传MES信息和更新本地数据库

                // TODO 回传MES信息

                LogoIdentify record = new LogoIdentify();
                record.BoxCode = materialCodeStr;
                record.ProductModel = productName;
                record.Result = flag ? "成功" : "失败";
                record.RecordTime = DateTime.Now.ToString();
                logoIdentifyService.InsertRecord(record);
                #endregion
                // TODO , 传入照片
                byte[] ImageData = null ;
                // 刷新界面、刷新图片
                RefreshBoxInfoEvent?.Invoke(materialCodeStr, DateTime.Now.ToString(),productName,ImageData,flag);

            }
            
            catch (Exception ex)
            {
                WarningAndStop($"BarCodeHandler异常,识别Logo失败,原因:{ex.Message},箱体条码:{materialCodeStr}");
            }
        }



        /// <summary>
        /// 判断Logo校验是否成功
        /// </summary>
        /// <returns></returns>
        public bool JudgeIsSuccess()
        {
            bool result = false;
            
            //TODO 等待接受海康的校验结果

            return result;
        }


      


        /// <summary>
        /// 箱体码格式校验
        /// </summary>
        /// <param name="code"></param>
        /// <returns></returns>
        private bool FoamtJudge(string code)
        {
            if (!string.IsNullOrEmpty(code))
            {
                if(code.Substring(0,1)=="B" && code.Length == 21)
                {
                    return true;
                }
            }
            return false;
        }




        /// <summary>
        /// 截取两个逗号之间的字符串
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        static string GetSubstringBetweenCommas(string input)
        {
            if (input == null) return null;
            // 找到第一个逗号的位置
            int firstCommaIndex = input.IndexOf(',');
            if (firstCommaIndex != -1)
            {
                // 找到第二个逗号的位置
                int secondCommaIndex = input.IndexOf(',', firstCommaIndex + 1);
                if (secondCommaIndex != -1)
                {
                    // 使用Substring截取第一个逗号和第二个逗号之间的字符
                    return input.Substring(firstCommaIndex + 1, secondCommaIndex - firstCommaIndex - 1);
                }
                else
                {
                    return null;
                }
            }
            else
            {
                return null;
            }
        }



        #region PLC交互部分
        //M100停止点位
        public void PlcPass()
        {
            if(plc!=null && plc.IsConnected)
            {
                plc.writeInt16ByAddress("M100",0);
            }
        }

        public void PlcStop()
        {
            if (plc != null && plc.IsConnected)
            {
                plc.writeInt16ByAddress("M100", 1);
            }
        }
        #endregion

        #region 记录日志，刷新界面及下发PLC报警
        public void WarningAndStop(string message)
        {
            _logger.LogError(message);
            RefreshMessageEvent?.Invoke(message, true);
            PlcStop();
        }
        #endregion


    }
}