using Business.Business.Dto;
using Business.Core.Utilities;
using Business.Dto;
using Business.EntityFrameworkCore;
using Business.EntityFrameworkCore.SqlRepositories;
using Business.Model.MES.IC;
using Business.Model.Production;
using EFCore.BulkExtensions;
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Globalization;
using System.Linq;
using System.Threading.Tasks;
using System.Transactions;
using Volo.Abp.Application.Services;
using Volo.Abp.MultiTenancy;

namespace Business.ResourceExamineManagement
{
    /// <summary>
    /// 生产排产服务
    /// </summary>
    public class ProductionScheduleAppService : ApplicationService
    {
        #region 服务
        /// <summary>
        /// 物料
        /// </summary>
        private ISqlRepository<ItemMaster> _itemMaster;

        /// <summary>
        /// 工单
        /// </summary>
        private ISqlRepository<WorkOrdMaster> _workOrdMaster;

        /// <summary>
        /// 工单物料明细
        /// </summary>
        private ISqlRepository<WorkOrdDetail> _workOrdDetail;

        /// <summary>
        /// 工单工艺路线明细
        /// </summary>
        private ISqlRepository<WorkOrdRouting> _workOrdRouting;

        /// <summary>
        /// 库存主数据
        /// </summary>
        private ISqlRepository<InvMaster> _invMaster;

        /// <summary>
        /// 生产线明细
        /// </summary>
        private ISqlRepository<ProdLineDetail> _prodLineDetail;

        /// <summary>
        /// 生产周期明细
        /// </summary>
        private ISqlRepository<PeriodSequenceDet> _periodSequenceDet;

        /// <summary>
        /// 排产结果明细
        /// </summary>
        private ISqlRepository<ScheduleResultOpMaster> _scheduleResultOpMaster;

        /// <summary>
        /// 工作日历数据
        /// </summary>
        private ISqlRepository<ShopCalendarWorkCtr> _shopCalendarWorkCtr;

        /// <summary>
        /// 产线休息时间记录表
        /// </summary>
        private ISqlRepository<QualityLineWorkDetail> _qualityLineWorkDetail;

        /// <summary>
        /// 节假日记录表
        /// </summary>
        private ISqlRepository<HolidayMaster> _holidayMaster;

        /// <summary>
        /// 雪花算法
        /// </summary>
        SnowFlake help = new SnowFlake();

        private readonly ICurrentTenant _currentTenant;

        /// <summary>
        /// 工作日历数据
        /// </summary>
        private List<ShopCalendarWorkCtr> calendars;

        /// <summary>
        /// 产线休息记录数据
        /// </summary>
        private List<QualityLineWorkDetail> qualityLines;

        /// <summary>
        /// 节假日记录数据
        /// </summary>
        private List<HolidayMaster> holidays;

        #endregion

        #region 构造函数
        /// <summary>
        /// 构造函数
        /// </summary>
        public ProductionScheduleAppService(
            ISqlRepository<ItemMaster> itemMaster,
            ISqlRepository<WorkOrdMaster> workOrdMaster,
            ISqlRepository<WorkOrdDetail> workOrdDetail,
            ISqlRepository<WorkOrdRouting> workOrdRouting,
            ISqlRepository<ProdLineDetail> prodLineDetail,
            ISqlRepository<PeriodSequenceDet> periodSequenceDet,
            ISqlRepository<ScheduleResultOpMaster> scheduleResultOpMaster,
            ISqlRepository<InvMaster> invMaster,
            ISqlRepository<ShopCalendarWorkCtr> shopCalendarWorkCtr,
            ISqlRepository<QualityLineWorkDetail> qualityLineWorkDetail,
            ISqlRepository<HolidayMaster> holidayMaster,
            ICurrentTenant currentTenant
            )
        {
            _itemMaster = itemMaster;
            _workOrdMaster = workOrdMaster;
            _workOrdDetail = workOrdDetail;
            _workOrdRouting = workOrdRouting;
            _prodLineDetail = prodLineDetail;
            _periodSequenceDet = periodSequenceDet;
            _scheduleResultOpMaster = scheduleResultOpMaster;
            _invMaster = invMaster;
            _shopCalendarWorkCtr = shopCalendarWorkCtr;
            _qualityLineWorkDetail = qualityLineWorkDetail;
            _holidayMaster = holidayMaster;
            _currentTenant = currentTenant;
        }
        #endregion

        /// <summary>
        /// 执行生产排产
        /// </summary>
        public async void DoExt()
        {
            List<WorkOrdMaster> workOrds = new List<WorkOrdMaster>();
            await DoProductShcedule(workOrds);
        }

        /// <summary>
        /// 生产排产
        /// </summary>
        /// <param name="workOrds">工单:定时任务执行时count=0;资源检查调用count>0</param>
        /// <returns></returns>
        public async Task DoProductShcedule(List<WorkOrdMaster> workOrds)
        {
            if (workOrds.Count == 0)//定时任务调用时，需要获取工单数据
            {
                //1、获取需要排产的工单:Status为空且IsActive==1
                workOrds = _workOrdMaster.Select(p => string.IsNullOrEmpty(p.Status) && p.IsActive);
            }
            if (workOrds.Count == 0)//没有工单需要排产
            {
                return;
            }
            //获取排产工单的最早计划开工日期
            DateTime earlist;
            if (workOrds.Min(p => p.OrdDate) == null)
            {
                earlist = DateTime.Now.Date.AddDays(7);
            }
            else {
                earlist = workOrds.Min(p => p.OrdDate.GetValueOrDefault()).Date;
            }

            //2、获取数据
            //获取工单工艺路径数据
            List<WorkOrdRouting> workOrdRoutings = _workOrdRouting.Select(p => workOrds.Select(m => m.WorkOrd).Contains(p.WorkOrd) && p.Domain == "1001" && p.Status != "C" && p.IsActive);
            //获取物料对应的生产线信息:物料、工序对应的生产线
            List<ProdLineDetail> prodLines = _prodLineDetail.Select(p => workOrds.Select(m => m.ItemNum).Contains(p.Part) && p.Domain == "1001" && p.IsActive);
            List<string> lines = prodLines.Select(p => p.Line).ToList();
            //获取生产周期数据
            List<PeriodSequenceDet> dbPeriodSequences = _periodSequenceDet.Select(p => lines.Contains(p.Line) && p.PlanDate >= earlist && p.Domain == "1001" && p.IsActive);
            //获取当前日期往后的排产记录数据
            List<ScheduleResultOpMaster> dbSchedules = _scheduleResultOpMaster.Select(p => lines.Contains(p.Line) && p.WorkDate >= earlist && p.Domain == "1001");
            //获取工作日历数据
            calendars = _shopCalendarWorkCtr.Select(p => p.Domain == "1001" && p.IsActive);
            //获取产线休息记录数据
            qualityLines = _qualityLineWorkDetail.Select(p => p.Domain == "1001" && p.IsActive);
            //获取节假日记录数据
            holidays = _holidayMaster.Select(p => p.Domain == "1001" && p.IsActive && p.Dated >= earlist);

            //3、排产
            //生产周期
            List<PeriodSequenceDet> periodSequenceDtls = new List<PeriodSequenceDet>();
            //排产记录表
            List<ScheduleResultOpMaster> scheduleMasters = new List<ScheduleResultOpMaster>();
            //排产结果
            List<ScheduleResultOpMaster> allResults = new List<ScheduleResultOpMaster>();
            allResults.AddRange(dbSchedules);
            foreach (var item in workOrds)
            {
                ////当前工单的排产计划开始时间：年-月-日
                //DateTime planStart = item.OrdDate.GetValueOrDefault().Date;
                ////当前工单对应的产线数据
                //var curLines = prodLines.Where(p => p.Part == item.ItemNum).Select(m=>m.Line).Distinct().ToList();
                ////当前工单的对应的产线排产记录
                //var curSchedules = dbSchedules.Where(p => curLines.Contains(p.Line)).ToList();
                allResults.AddRange(scheduleMasters);

                //工序预处理:确定每层级工序对应的产线
                List<WorkOrdRoutingDto> routingDtos = ProcPretreatment(item, workOrdRoutings.Where(p => p.WorkOrd == item.WorkOrd).ToList(), prodLines, allResults);

                //排产前的数据校验
                if (routingDtos.Count == 0)//没有维护主工序
                {
                    //记录排产异常原因
                    new NLogHelper("ProductionScheduleAppService").WriteLog("DoProductShcedule", "工单<" + item.WorkOrd + ">的工序数据维护错误", _currentTenant.Id.ToString());
                    continue;
                }
                //校验每层级工序是否都维护了产线
                if (routingDtos.Exists(p => string.IsNullOrEmpty(p.Line)))
                {
                    //记录排产异常原因
                    new NLogHelper("ProductionScheduleAppService").WriteLog("DoProductShcedule", "工单<" + item.WorkOrd + ">的产线数据维护错误", _currentTenant.Id.ToString());
                    continue;
                }
                //校验每个层级是否维护了工作日历
                bool flag = false;
                foreach (var rut in routingDtos)
                {
                    var lineCals = calendars.Where(p => p.ProdLine == rut.Line).ToList();
                    if (lineCals.Select(p => p.WeekDay).Distinct().Count() != 7)
                    {
                        flag = true;
                        break;
                    }
                }
                if (flag)
                {
                    //记录排产异常原因
                    new NLogHelper("ProductionScheduleAppService").WriteLog("DoProductShcedule", "工单<" + item.WorkOrd + ">的产线工作日历数据维护错误", _currentTenant.Id.ToString());
                    continue;
                }

                //产线排产
                LineSchedule(item, routingDtos.OrderBy(p => p.level).ToList(), periodSequenceDtls, scheduleMasters);

                List<ScheduleResultOpMaster> scheduleList = scheduleMasters.Where(s => s.WorkOrd == item.WorkOrd).ToList();
                if (scheduleList.Any())
                {
                    item.OrdDate = scheduleList.Min(s => s.WorkStartTime.Date);
                    item.DueDate = scheduleList.Max(s => s.WorkEndTime.Date);
                }

                /*//更新工单表
                item.Status = "r";*/
            }
            using (TransactionScope scope = new TransactionScope())
            {
                try
                {
                    //记录排产数据
                    _workOrdMaster.Update(workOrds);
                    _periodSequenceDet.Insert(periodSequenceDtls);
                    _scheduleResultOpMaster.Insert(scheduleMasters);
                    scope.Complete();
                }
                catch (Exception ex)
                {
                    new NLogHelper("ProductionScheduleAppService").WriteLog("DoProductShcedule", "记录排产数据失败：" + ex.Message, _currentTenant.Id.ToString());
                    scope.Dispose();
                }
            }

        }

        /// <summary>
        /// 排产
        /// </summary>
        /// <param name="workOrd">工单</param>
        /// <param name="routingDtos">每层级工序对应的产线信息,从小到大排序</param>
        /// <param name="periodsDet">生产周期</param>
        /// <param name="scheduleResults">排产结果</param>
        public void LineSchedule(WorkOrdMaster workOrd, List<WorkOrdRoutingDto> routingDtos, List<PeriodSequenceDet> periodsDet, List<ScheduleResultOpMaster> scheduleResults)
        {
            //生产周期
            List<PeriodSequenceDet> curSequences = new List<PeriodSequenceDet>();
            //排产明细
            List<ScheduleResultOpMaster> curScheduleRsts = new List<ScheduleResultOpMaster>();
            //产线排产开始时间
            List<LineStartDto> lineStarts = new List<LineStartDto>();

            //循环产线，排产
            foreach (var item in routingDtos)
            {
                //当前产线的工作日历
                var mLCalendars = calendars.Where(p => p.ProdLine == item.Line).ToList();
                //当前产线的每天休息时间记录
                var mlqtyWorkDtls = qualityLines.Where(p => p.ProdLine == item.Line).OrderBy(p => p.Line).ToList();

                //产线已排产数量
                decimal sumQty = 0m;
                //产线实际排产开始时间
                DateTime workStartTime;
                if (item.level == 1)//主产线
                {
                    workStartTime = DealStartTime(item.StartTime, mLCalendars, mlqtyWorkDtls);
                }
                else
                {
                    //子产线获取实际排产开始日期
                    //获取父级排产开始时间
                    DateTime parentStartTime = lineStarts.First(p => p.ChdParentOps.Contains(item.ParentOp)).StartTime;
                    workStartTime = DealChildStartTime(parentStartTime, item.SetupTime, mLCalendars, mlqtyWorkDtls);
                }
                //记录产线排产开始时间
                lineStarts.Add(new LineStartDto
                {
                    level = item.level,
                    Line = item.Line,
                    Op = item.Op,
                    StartTime = workStartTime,
                    ChdParentOps = item.ChdParentOps
                });
                //排产
                while (sumQty < workOrd.QtyOrded)
                {
                    //获取当天的产能
                    LineScheduledDto dto = GetScheduledPoint(item, workStartTime, mLCalendars, mlqtyWorkDtls);
                    //判断已排产数量+当天的产能是否超过工单数量
                    if (sumQty + dto.ProductQty <= workOrd.QtyOrded)//当天的产能需要全部排产
                    {
                        //记录生产周期
                        curSequences.Add(new PeriodSequenceDet
                        {
                            Domain = "1001",
                            Line = item.Line,
                            ItemNum = workOrd.ItemNum,
                            PlanDate = workStartTime.Date,
                            Period = 1,//目前只考虑一班制
                            OrdQty = dto.ProductQty,
                            WorkOrds = workOrd.WorkOrd,
                            Op = item.Op,
                            IsActive = true,
                            Status = "",
                            CreateTime = DateTime.Now
                        });
                        //记录排产记录
                        curScheduleRsts.Add(new ScheduleResultOpMaster
                        {
                            Domain = "1001",
                            WorkOrd = workOrd.WorkOrd,
                            Line = item.Line,
                            ItemNum = workOrd.ItemNum,
                            Op = item.Op,
                            WorkDate = workStartTime.Date,
                            WorkQty = dto.ProductQty,
                            WorkStartTime = dto.StartTime,
                            WorkEndTime = dto.EndTime,
                            CreateTime = DateTime.Now
                        });
                        //累计已排产数量
                        sumQty += dto.ProductQty;
                        //继续排下一个工作日
                        workStartTime = GetNextWorkDay((int)workStartTime.DayOfWeek, workStartTime, mLCalendars);
                    }
                    else// 最后一天的产能只能占用一部分
                    {
                        //剩余需要排产的数量
                        decimal residueQty = workOrd.QtyOrded - sumQty;
                        //剩余数量生产需要时长(分钟)
                        decimal workTime = Math.Ceiling(residueQty / item.Rate * 60);
                        //获取当天的工作时间段
                        List<LineWorkPointDto> workPoints = DealWorkDayToLevels(workStartTime, mLCalendars.First(p => p.WeekDay == (int)workStartTime.DayOfWeek), mlqtyWorkDtls);
                        var curPoint = workPoints.Find(p => p.StartPoint <= workStartTime && workStartTime <= p.EndPoint);
                        if (curPoint == null)
                        {
                            continue;
                        }
                        TimeSpan span = curPoint.EndPoint - workStartTime;
                        //当天工作时间段的有效生产时间
                        decimal effMins = (decimal)span.TotalMinutes;
                        DateTime workEndTime = workStartTime;
                        if (effMins >= workTime)//当前工作时间段即可满足产能
                        {
                            workEndTime = workStartTime.AddMinutes((double)workTime);
                        }
                        else
                        {
                            //获取后续生产时间段
                            var nextPoints = workPoints.Where(p => p.Level > curPoint.Level).ToList();
                            //剩余需要工作时长
                            decimal nextMins = workTime - effMins;
                            foreach (var p in nextPoints)
                            {
                                if (p.WorkMinutes >= nextMins)
                                {
                                    workEndTime = p.StartPoint.AddMinutes((double)nextMins);
                                    break;
                                }
                                nextMins -= p.WorkMinutes;
                            }
                        }
                        sumQty = workOrd.QtyOrded;
                        //记录生产周期
                        curSequences.Add(new PeriodSequenceDet
                        {
                            Domain = "1001",
                            Line = item.Line,
                            ItemNum = workOrd.ItemNum,
                            PlanDate = workStartTime.Date,
                            Period = 1,//目前只考虑一班制
                            OrdQty = residueQty,
                            WorkOrds = workOrd.WorkOrd,
                            Op = item.Op,
                            IsActive = true,
                            Status = "",
                            CreateTime = DateTime.Now
                        });
                        //记录排产记录
                        curScheduleRsts.Add(new ScheduleResultOpMaster
                        {
                            Domain = "1001",
                            WorkOrd = workOrd.WorkOrd,
                            Line = item.Line,
                            ItemNum = workOrd.ItemNum,
                            Op = item.Op,
                            WorkDate = workStartTime.Date,
                            WorkQty = residueQty,
                            WorkStartTime = workStartTime,
                            WorkEndTime = workEndTime,
                            CreateTime = DateTime.Now
                        });
                    }
                }
            }
            //记录排产结果
            periodsDet.AddRange(curSequences);
            scheduleResults.AddRange(curScheduleRsts);
        }

        /// <summary>
        /// 获取产线当天的开工时间，结束时间，有效工作时长,生产数量
        /// </summary>
        /// <param name="routingDto">产线</param>
        /// <param name="startTime"></param>
        /// <param name="curCalendars"></param>
        /// <param name="curQtyDtls"></param>
        /// <returns></returns>
        public LineScheduledDto GetScheduledPoint(WorkOrdRoutingDto routingDto, DateTime startTime, List<ShopCalendarWorkCtr> curCalendars, List<QualityLineWorkDetail> curQtyDtls)
        {
            LineScheduledDto scheduledDto = new LineScheduledDto();
            //当天排产开始时间
            scheduledDto.StartTime = startTime;
            //开始时间是周几
            int weekDay = (int)startTime.DayOfWeek;
            //当天的工作日历
            var shopCal = curCalendars.Where(p => p.WeekDay == weekDay).First();
            //当前日期的工作时间段
            List<LineWorkPointDto> workPoints = DealWorkDayToLevels(startTime, shopCal, curQtyDtls);
            //当天排产结束时间
            scheduledDto.EndTime = workPoints.Last().EndPoint;
            //计算starttime处于那个工作时间段
            var curPoint = workPoints.Where(p => startTime >= p.StartPoint && startTime <= p.EndPoint).First();
            TimeSpan span = curPoint.EndPoint - startTime;
            scheduledDto.EffTime = (decimal)span.TotalHours;
            //获取后续工作时间段的有效工作时间
            var nextPoints = workPoints.Where(p => p.Level > curPoint.Level).ToList();
            foreach (var item in nextPoints)
            {
                span = item.EndPoint - item.StartPoint;
                scheduledDto.EffTime += (decimal)span.TotalHours;
            }
            //计算当天的产能
            scheduledDto.ProductQty = Math.Floor(scheduledDto.EffTime * routingDto.Rate);
            return scheduledDto;
        }

        /// <summary>
        /// 计算主产线实际排产开始时间
        /// </summary>
        /// <param name="startTime">工单排产开始时间</param>
        /// <param name="curCalendars">当前产线工作日历</param>
        /// <param name="curQtyDtls">当前产线休息记录</param>
        /// <returns></returns>
        public DateTime DealStartTime(DateTime startTime, List<ShopCalendarWorkCtr> curCalendars, List<QualityLineWorkDetail> curQtyDtls)
        {
            //实际排产开始时间
            DateTime actStart = startTime;
            //开始时间是周几
            int weekDay = (int)startTime.DayOfWeek;
            //判断当天是否是工作日
            bool isWorkDay = CheckIsWorkDay(startTime);
            if (!isWorkDay)//不是工作日
            {
                //获取下一个工作日开始时间
                actStart = GetNextWorkDay(weekDay, startTime, curCalendars);
                return actStart;
            }

            //开始时间往后推到半小时/整点节点
            actStart = CalcStartTimeAfter(actStart);
            //当天的工作日历
            var shopCal = curCalendars.Where(p => p.WeekDay == weekDay).First();
            //当前日期的工作时间段
            List<LineWorkPointDto> workPoints = DealWorkDayToLevels(startTime, shopCal, curQtyDtls);
            //计算starttime处于那个工作时间段
            var curPoint = workPoints.Where(p => startTime >= p.StartPoint && startTime <= p.EndPoint).FirstOrDefault();
            if (curPoint == null)//不处于工作时间段
            {
                //开始时间小于当天工作开始时间
                if (startTime < workPoints.First().StartPoint)
                {
                    actStart = workPoints.First().StartPoint;
                }
                //开始时间大于当前工作结束时间
                else if (startTime > workPoints.Last().EndPoint)
                {
                    //获取下一个工作日开始时间
                    actStart = GetNextWorkDay(weekDay, startTime, curCalendars);
                }
                else
                {//开始时间位于当天的休息时间段
                    foreach (var item in workPoints)
                    {
                        //获取下一个时间段
                        var next = workPoints.First(p => p.Level == item.Level + 1);
                        if (item.EndPoint < startTime && startTime < next.StartPoint)
                        {
                            actStart = next.StartPoint;
                            break;
                        }
                    }
                }
                return actStart;
            }
            if (startTime != curPoint.EndPoint)
            {
                return actStart;
            }
            //查询下一时间段的开始时间点
            var nextPoint = workPoints.Where(p => p.Level == curPoint.Level + 1).FirstOrDefault();
            if (nextPoint != null)
            {
                return nextPoint.StartPoint;
            }
            //开始时间为今天下班时间，实际排产开始时间为下一个工作日的开始时间
            actStart = GetNextWorkDay(weekDay, startTime, curCalendars);
            return actStart;
        }

        /// <summary>
        /// 排产开始时间处理为半小时/整点开始--向后取整
        /// </summary>
        /// <param name="startTime"></param>
        /// <returns></returns>
        public DateTime CalcStartTimeAfter(DateTime startTime)
        {
            DateTime rtnTime = startTime;
            DateTime curDate = startTime.Date;
            //时间转换为分钟
            TimeSpan span = rtnTime - curDate;
            decimal sumMinutes = (decimal)span.TotalMinutes;
            int times = (int)Math.Ceiling(sumMinutes / 30);
            rtnTime = curDate.AddMinutes(times * 30);
            return rtnTime;
        }

        /// <summary>
        /// 排产开始时间处理为半小时/整点开始--向前取整
        /// </summary>
        /// <param name="startTime"></param>
        /// <returns></returns>
        public DateTime CalcStartTimeBefore(DateTime startTime)
        {
            DateTime rtnTime = startTime;
            DateTime curDate = startTime.Date;
            //时间转换为分钟
            TimeSpan span = rtnTime - curDate;
            decimal sumMinutes = (decimal)span.TotalMinutes;
            int times = (int)Math.Floor(sumMinutes / 30);
            rtnTime = curDate.AddMinutes(times * 30);
            return rtnTime;
        }

        /// <summary>
        /// 判断当天是否是工作日
        /// </summary>
        /// <param name="dateTime"></param>
        /// <returns></returns>
        public bool CheckIsWorkDay(DateTime dateTime)
        {
            bool isWorkDay = true;
            //周几
            int weekDay = (int)dateTime.DayOfWeek;
            //判断当天是否是工作日
            if (weekDay == 0 || weekDay == 6)//周六或者周日，需要判断是否调班，需要加班
            {
                if (!holidays.Exists(p => p.Dated.GetValueOrDefault().Date == dateTime.Date && p.Ufld1 == "调班"))//不是调班
                {
                    isWorkDay = false;
                }
                return isWorkDay;
            }
            //不是周六周日，需要判断是不是节假日
            if (holidays.Exists(p => p.Dated.GetValueOrDefault().Date == dateTime.Date && p.Ufld1 == "休假"))//是节假日
            {
                isWorkDay = false;
            }
            return isWorkDay;
        }

        /// <summary>
        /// 计算子产线实际排产开始时间
        /// </summary>
        /// <param name="startTime">父级工单排产开始时间</param>
        /// <param name="setupTime">当前产线提前期(小时)-需要提前生产时长，不包括休息时间</param>
        /// <param name="curCalendars">当前产线工作日历</param>
        /// <param name="curQtyDtls">当前产线休息记录</param>
        /// <returns></returns>
        public DateTime DealChildStartTime(DateTime startTime, decimal setupTime, List<ShopCalendarWorkCtr> curCalendars, List<QualityLineWorkDetail> curQtyDtls)
        {
            //提前期转换成分钟
            decimal needMinute = setupTime * 60;
            //实际排产开始时间
            DateTime actStart = startTime;
            //开始时间是周几
            int weekDay = (int)startTime.DayOfWeek;
            //当天的工作日历
            var shopCal = curCalendars.Where(p => p.WeekDay == weekDay).First();
            //当前日期的工作时间段
            List<LineWorkPointDto> workPoints = DealWorkDayToLevels(startTime, shopCal, curQtyDtls);
            //计算starttime处于那个工作时间段
            var curPoint = workPoints.Where(p => startTime >= p.StartPoint && startTime <= p.EndPoint).FirstOrDefault();
            //当前时间段可用提前期
            TimeSpan span = startTime - curPoint.StartPoint;
            decimal curMins = (decimal)span.TotalMinutes;
            if (curMins >= needMinute)//当前时间段的可用提前期满足
            {
                actStart = startTime.AddMinutes((double)-needMinute);
                //开始时间往前推到半小时/整点节点
                actStart = CalcStartTimeBefore(actStart);
                return actStart;
            }
            //当前时间段的可用提前期不满足
            //剩余提前期
            needMinute -= curMins;
            //获取前层级时间段
            var prePoints = workPoints.Where(p => p.Level < curPoint.Level).OrderByDescending(p => p.Level).ToList();
            bool flag = true;//标志位
            foreach (var item in prePoints)
            {
                if (item.WorkMinutes >= needMinute)//当前时间段的可用提前期满足
                {
                    actStart = item.EndPoint.AddMinutes((double)-needMinute);
                    flag = false;
                    break;
                }
                needMinute -= item.WorkMinutes;
            }
            if (!flag)
            {
                //开始时间往前推到半小时/整点节点
                actStart = CalcStartTimeBefore(actStart);
                return actStart;
            }
            //今天可用提前期不够，往前工作日找
            DateTime perStartTime = startTime;
            while (flag)
            {
                //获取前一个工作日
                perStartTime = GetPreWorkDay(perStartTime, curCalendars);
                //获取前一个工作日的工作时间段数据,倒序排
                workPoints = DealWorkDayToLevels(perStartTime, shopCal, curQtyDtls).OrderByDescending(p => p.Level).ToList();
                //当天的工作时长(分钟)
                decimal sumWorkMins = workPoints.Sum(p => p.WorkMinutes);
                if (sumWorkMins >= needMinute)//当天可用提前期满足
                {
                    //获取开始时间
                    foreach (var item in workPoints)
                    {
                        if (item.WorkMinutes >= needMinute)//当前时间段满足
                        {
                            actStart = item.EndPoint.AddMinutes((double)-needMinute);
                            break;
                        }
                        needMinute -= item.WorkMinutes;
                    }
                    flag = false;
                }
                else
                {
                    //当天可用提前期不满足
                    needMinute -= sumWorkMins;
                }
            }
            //开始时间往前推到半小时/整点节点
            actStart = CalcStartTimeBefore(actStart);
            return actStart;
        }

        /// <summary>
        /// 获取下一个工作日开始时间
        /// </summary>
        /// <param name="weekDay">当前周几</param>
        /// <param name="startTime">开始时间</param>
        /// <param name="curCalendars">当前产线的工作日历</param>
        /// <returns></returns>
        public DateTime GetNextWorkDay(int weekDay, DateTime startTime, List<ShopCalendarWorkCtr> curCalendars)
        {
            DateTime rtnData = startTime;
            //下一天
            DateTime nextDate = startTime.Date.AddDays(1);
            //下一天是周几
            int nextWeekDay = (weekDay + 1) % 7;
            var calendar = curCalendars.FirstOrDefault(p => p.WeekDay == nextWeekDay);
            string strStart = calendar.ShiftsStart1.ToString("0.00").Replace(".", ":");
            //判断下一天是否是工作日
            if (nextWeekDay == 0 || nextWeekDay == 6)//下一天是周六或者周日，需要判断是否调班，需要加班
            {
                if (!holidays.Exists(p => p.Dated.GetValueOrDefault().Date == nextDate && p.Ufld1 == "调班"))//下一天是周末
                {
                    //递归继续找下一个工作日
                    rtnData = GetNextWorkDay(nextWeekDay, nextDate, curCalendars);
                    return rtnData;
                }
                rtnData = Convert.ToDateTime(nextDate.ToString("yyyy-MM-dd") + " " + strStart);
                return rtnData;
            }
            //下一天不是周六周日，需要判断是不是节假日
            if (holidays.Exists(p => p.Dated.GetValueOrDefault().Date == nextDate && p.Ufld1 == "休假"))//是节假日
            {
                //递归继续找下一个工作日
                rtnData = GetNextWorkDay(nextWeekDay, nextDate, curCalendars);
                return rtnData;
            }
            rtnData = Convert.ToDateTime(nextDate.ToString("yyyy-MM-dd") + " " + strStart);
            return rtnData;
        }

        /// <summary>
        /// 获取上一个工作日开始时间
        /// </summary>
        /// <param name="startTime">开始时间</param>
        /// <param name="curCalendars">当前产线的工作日历</param>
        /// <returns></returns>
        public DateTime GetPreWorkDay(DateTime startTime, List<ShopCalendarWorkCtr> curCalendars)
        {
            DateTime rtnData = startTime;
            //前一天
            DateTime preDate = startTime.Date.AddDays(-1);
            //前一天是周几
            int preWeekDay = (int)preDate.DayOfWeek;
            var calendar = curCalendars.FirstOrDefault(p => p.WeekDay == preWeekDay);
            string strStart = calendar.ShiftsStart1.ToString("0.00").Replace(".", ":");
            //判断前一天是否是工作日
            if (preWeekDay == 0 || preWeekDay == 6)//前一天是周六或者周日，需要判断是否调班，需要加班
            {
                if (!holidays.Exists(p => p.Dated.GetValueOrDefault().Date == preDate && p.Ufld1 == "调班"))//前一天是非工作日
                {
                    //递归继续找上一个工作日
                    rtnData = GetPreWorkDay(preDate, curCalendars);
                    return rtnData;
                }
                rtnData = Convert.ToDateTime(preDate.ToString("yyyy-MM-dd") + " " + strStart);
                return rtnData;
            }
            //前一天不是周六周日，需要判断是不是节假日
            if (holidays.Exists(p => p.Dated.GetValueOrDefault().Date == preDate && p.Ufld1 == "休假"))//是节假日
            {
                //递归继续找前一个工作日
                rtnData = GetPreWorkDay(preDate, curCalendars);
                return rtnData;
            }
            rtnData = Convert.ToDateTime(preDate.ToString("yyyy-MM-dd") + " " + strStart);
            return rtnData;
        }

        /// <summary>
        /// 处理当前日期的工作时间段
        /// </summary>
        /// <param name="startTime"></param>
        /// <param name="shopCal">当前产线的工作日历-周几</param>
        /// <param name="curQtyDtls">每天休息记录</param>
        /// <returns></returns>
        public List<LineWorkPointDto> DealWorkDayToLevels(DateTime startTime, ShopCalendarWorkCtr shopCal, List<QualityLineWorkDetail> curQtyDtls)
        {
            //年-月-日
            string date = startTime.Date.ToString("yyyy-MM-dd");
            //排产记录结束日期是周几
            int weekDay = (int)startTime.DayOfWeek;
            //计算当天的开工时间点，停工时间点
            string strStart = shopCal.ShiftsStart1.ToString("0.00").Replace(".", ":");
            DateTime dayStartPoint = Convert.ToDateTime(date + " " + strStart);
            DateTime dayEndPoint = dayStartPoint.AddHours(Convert.ToDouble(shopCal.ShiftsHours1));
            //工作时间段
            List<LineWorkPointDto> workPoints = new List<LineWorkPointDto>();
            LineWorkPointDto dto = new LineWorkPointDto();
            dto.Level = 1;
            dto.Line = shopCal.ProdLine;
            dto.WeekDay = weekDay;
            dto.StartPoint = dayStartPoint;
            int level = 1;
            TimeSpan span = TimeSpan.Zero;
            foreach (var item in curQtyDtls)
            {
                DateTime endPoint = Convert.ToDateTime(date + " " + item.RestTimePoint);
                dto.EndPoint = endPoint;
                span = dto.EndPoint - dto.StartPoint;
                dto.WorkMinutes = (decimal)span.TotalMinutes;
                workPoints.Add(dto);
                level++;
                dto = new LineWorkPointDto();
                dto.Level = level;
                dto.Line = shopCal.ProdLine;
                dto.WeekDay = weekDay;
                dto.StartPoint = endPoint.AddMinutes(item.RestTime);
            }
            dto.EndPoint = dayEndPoint;
            span = dto.EndPoint - dto.StartPoint;
            dto.WorkMinutes = (decimal)span.TotalMinutes;
            workPoints.Add(dto);

            return workPoints.OrderBy(p => p.Level).ToList();
        }

        /// <summary>
        /// 工单工艺路线预处理
        /// </summary>
        /// <param name="workOrd">工单</param>
        /// <param name="woRuntings">当前工单对应的工序</param>
        /// <param name="prodLines">产线</param>
        /// <param name="schedules">当前工单对应产品的排产记录</param>
        /// <returns></returns>
        public List<WorkOrdRoutingDto> ProcPretreatment(WorkOrdMaster workOrd, List<WorkOrdRouting> woRuntings, List<ProdLineDetail> prodLines, List<ScheduleResultOpMaster> schedules)
        {
            List<WorkOrdRoutingDto> routingDtos = new List<WorkOrdRoutingDto>();
            //当前工单计划开始时间(默认加两天)
            DateTime planStart = workOrd.OrdDate.GetValueOrDefault().AddDays(2);
            //取主工序(第一层级工序)
            var firsts = woRuntings.Where(p => p.ParentOp == 0).OrderByDescending(p => p.OP).ToList();
            if (firsts.Count == 0)
            {
                return routingDtos;
            }
            WorkOrdRoutingDto dto = new WorkOrdRoutingDto();
            //主工序按照Op排序，取最大Op
            var lastOp = firsts.First();
            dto.ParentOp = lastOp.ParentOp;
            dto.level = 1;
            dto.Op = lastOp.OP;
            dto.ChdParentOps = new List<int>();
            //获取当前层级工序中有子级的工序集合
            var childs = woRuntings.Where(p => firsts.Select(m => m.OP).Contains(p.ParentOp)).Select(m => m.ParentOp).Distinct().ToList();
            if (childs.Count > 0)
            {
                dto.ChdParentOps = childs;
            }
            //主工序对应的产线(目前只考虑一个产品对应一条产线的情况)
            var line = prodLines.Where(p => p.Part == lastOp.ItemNum && p.Op == lastOp.OP).FirstOrDefault();
            if (line != null)
            {
                dto.Line = line.Line;
                dto.Rate = line.Rate;
                dto.SetupTime = 0;
                //获取产线占用结束时间
                var schedule = schedules.Where(p => p.Line == line.Line).OrderByDescending(p => p.WorkEndTime).FirstOrDefault();
                dto.StartTime = schedule == null ? planStart : schedule.WorkEndTime <= planStart ? planStart : schedule.WorkEndTime;
            }
            routingDtos.Add(dto);

            //递归处理其他层级工序
            RecursionProc(woRuntings, firsts, 1, routingDtos, prodLines);

            return routingDtos;
        }

        /// <summary>
        /// 递归处理工序
        /// </summary>
        /// <param name="woRuntings">工单工序</param>
        /// <param name="preLevels">上-层级工序</param>
        /// <param name="level">层级</param>
        /// <param name="routingDtos">返回结果</param>
        /// <param name="prodLines">产线</param>
        public void RecursionProc(List<WorkOrdRouting> woRuntings, List<WorkOrdRouting> preLevels, int level, List<WorkOrdRoutingDto> routingDtos, List<ProdLineDetail> prodLines)
        {
            //获取当前层级工序
            var curLevels = woRuntings.Where(p => preLevels.Select(m => m.OP).Contains(p.ParentOp)).ToList();
            if (curLevels.Count == 0)
            {
                return;
            }
            //获取父级Op-当前层级有几条子产线
            var parentOps = curLevels.Select(m => m.ParentOp).Distinct().ToList();
            foreach (var item in parentOps)
            {
                var dto = new WorkOrdRoutingDto();
                var lastOp = curLevels.Where(p => p.ParentOp == item).OrderByDescending(m => m.OP).FirstOrDefault();
                if (lastOp == null)
                {
                    continue;
                }
                dto.Op = lastOp.OP;
                dto.ParentOp = lastOp.ParentOp;
                dto.level = level + 1;
                dto.ChdParentOps = new List<int>();
                //获取当前层级工序中有子级的工序集合
                var childs = woRuntings.Where(p => curLevels.Where(p => p.ParentOp == item).Select(m => m.OP).Contains(p.ParentOp)).Select(m => m.ParentOp).Distinct().ToList();
                if (childs.Count > 0)
                {
                    dto.ChdParentOps = childs;
                }
                //当前层级工序对应的产线
                var maxRateLine = prodLines.Where(p => p.Part == lastOp.ItemNum && p.Op == lastOp.OP).OrderByDescending(p => p.Rate).FirstOrDefault();
                if (maxRateLine != null)
                {
                    dto.Line = maxRateLine.Line;
                    dto.Rate = maxRateLine.Rate;
                    dto.SetupTime = maxRateLine.SetupTime;
                }
                routingDtos.Add(dto);
            }
            //递归
            RecursionProc(woRuntings, curLevels, level + 1, routingDtos, prodLines);
        }
    }
}