using Business.Core.Utilities;
using Business.Domain;
using Business.Dto;
using Business.EntityFrameworkCore.SqlRepositories;
using Business.SaleForecast;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Volo.Abp.Application.Services;
using Volo.Abp.DependencyInjection;
using Volo.Abp.Domain.Repositories;
using Volo.Abp.MultiTenancy;
using Volo.Abp.Uow;

namespace Business.SaleForecastManagement
{
    /// <summary>
    /// 产能分析
    /// </summary>
    public class MonthlyCapacityLoadAppService : ApplicationService, IMonthlyCapacityLoadAppService, ITransientDependency
    {
        #region 服务
        /// <summary>
        /// 物料
        /// </summary>
        private IRepository<ic_item, long> _ic_item;

        /// <summary>
        /// 整体需求计划明细
        /// </summary>
        private ISqlRepository<OverallDemandPlanDtl> _overallDemandPlanDtl;

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

        /// <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>
        /// 月度产能共识主表
        /// </summary>
        private ISqlRepository<MonthlyProdCapacityMain> _monthlyProdCapacityMain;

        /// <summary>
        /// 月度产能共识明细表
        /// </summary>
        private ISqlRepository<MonthlyProdCapacityDtl> _monthlyProdCapacityDtl;

        /// <summary>
        /// 工作单元
        /// </summary>
        private readonly IUnitOfWorkManager _unitOfWorkManager;

        /// <summary>
        /// 日志
        /// </summary>
        private readonly ICurrentTenant _currentTenant;

        /// <summary>
        /// 年度生产需求大纲
        /// </summary>
        private IRepository<YearDemandManagement, long> _yearDemandManagement;

        /// <summary>
        /// 国内终端预测
        /// </summary>
        private IRepository<DomesticTerminalFcst, long> _domesticTerminalFcst;

        /// <summary>
        /// 海外销售预测
        /// </summary>
        private IRepository<OverseasSaleFcst, long> _overseasSaleFcst;

        /// <summary>
        /// 平台预测收集
        /// </summary>
        private IRepository<PlatformFcstCollect, long> _platformFcstCollect;

        /// <summary>
        /// 标准物料规格型号设置表
        /// </summary>
        private IRepository<StandardItemModelSet,long> _standardItemModelSet;

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

        #region 构造函数
        /// <summary>
        /// 构造函数
        /// </summary>
        public MonthlyCapacityLoadAppService(
            IRepository<ic_item, long> ic_item,
            ISqlRepository<OverallDemandPlanDtl> overallDemandPlanDtl,
            ISqlRepository<ProdLineDetail> prodLineDetail,
            ISqlRepository<ShopCalendarWorkCtr> shopCalendarWorkCtr,
            ISqlRepository<QualityLineWorkDetail> qualityLineWorkDetail,
            ISqlRepository<HolidayMaster> holidayMaster,
            ISqlRepository<MonthlyProdCapacityMain> monthlyProdCapacityMain,
            ISqlRepository<MonthlyProdCapacityDtl> monthlyProdCapacityDtl,
            IUnitOfWorkManager unitOfWorkManager,
            ICurrentTenant currentTenant,
            IRepository<StandardItemModelSet,long> standardItemModelSet,
            IRepository<YearDemandManagement, long> yearDemandManagement,
            IRepository<DomesticTerminalFcst, long> domesticTerminalFcst,
            IRepository<OverseasSaleFcst, long> overseasSaleFcst,
            IRepository<PlatformFcstCollect, long> platformFcstCollect
            )
        {
            _ic_item = ic_item;
            _overallDemandPlanDtl = overallDemandPlanDtl;
            _prodLineDetail = prodLineDetail;
            _shopCalendarWorkCtr = shopCalendarWorkCtr;
            _qualityLineWorkDetail = qualityLineWorkDetail;
            _holidayMaster = holidayMaster;
            _monthlyProdCapacityMain = monthlyProdCapacityMain;
            _monthlyProdCapacityDtl = monthlyProdCapacityDtl;
            _unitOfWorkManager = unitOfWorkManager;
            _currentTenant = currentTenant;
            _standardItemModelSet = standardItemModelSet;
            _yearDemandManagement= yearDemandManagement;
            _domesticTerminalFcst= domesticTerminalFcst;
            _overallDemandPlanDtl= overallDemandPlanDtl;
            _platformFcstCollect= platformFcstCollect;
        }
        #endregion

        ///// <summary>
        ///// 产能分析
        ///// </summary>
        ///// <param name="input"></param>
        ///// <returns></returns>
        ///// <exception cref="NotImplementedException"></exception>
        //public async Task<string> CapacityAnalysis(InputDto input)
        //{
        //    //1、获取数据
        //    //1.1 根据年、月、版本号获取整体需求计划明细
        //    List<OverallDemandPlanDtl> planDtls = _overallDemandPlanDtl.Select(p => p.Year == input.year && p.Month == input.month && p.Version == input.version && p.tenant_id == input.tenant_id && p.factory_id == input.factory_id).OrderBy(p => p.ProdLine).ThenBy(p => p.ProdRange).ThenBy(p => p.Model).ThenBy(p => p.PlanDate).ToList();
        //    //1.2 根据规格型号获取物料数据
        //    List<string> models = planDtls.Select(p => p.Model).Distinct().ToList();
        //    List<StandardItemModelSet> standards = _standardItemModelSet.Select(p => models.Contains(p.Model) && p.tenant_id == input.tenant_id && p.factory_id == input.factory_id);
        //    //1.3 根据物料编码获取产线数据
        //    List<ProdLineDetail> lines = _prodLineDetail.Select(p => standards.Select(m => m.ItemNumber).Contains(p.Part) && p.Domain == input.factory_id.ToString() && p.IsActive);
        //    //1.4 根据产线获取工作日历数据和产线休息配置数据
        //    List<ShopCalendarWorkCtr> calendars = _shopCalendarWorkCtr.Select(p => lines.Select(m => m.Line).Contains(p.ProdLine) && p.Domain == input.factory_id.ToString() && p.IsActive);
        //    List<QualityLineWorkDetail> lineWorks = _qualityLineWorkDetail.Select(p => lines.Select(m => m.Line).Contains(p.ProdLine) && p.Domain == input.factory_id.ToString() && p.IsActive);
        //    //1.5 获取当前年和下一年的节假日配置数据
        //    List<HolidayMaster> holidays = _holidayMaster.Select(p => (p.Dated.Value.Year == input.year || p.Dated.Value.Year == (input.year + 1)) && p.Domain == input.factory_id.ToString() && p.IsActive);

        //    //月度产能共识主表
        //    List<MonthlyProdCapacityMain> capacityMains = new List<MonthlyProdCapacityMain>();
        //    //月度产能共识明细表
        //    List<MonthlyProdCapacityDtl> capacityDtls = new List<MonthlyProdCapacityDtl>();
        //    foreach (var item in planDtls)
        //    {
        //        //获取当前产品的生产线
        //        var std = standards.FirstOrDefault(p => p.Model == item.Model);
        //        if (std == null)
        //        {
        //            new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("CapacityAnalysis", "规格型号【" + item.Model + "】没有维护标准物料数据", _currentTenant.Id.ToString());
        //            return "NO|规格型号【" + item.Model + "】没有维护标准物料数据，请维护后再发布！";
        //        }
        //        var curLines = lines.Where(p => p.Part == std.ItemNumber).OrderBy(p => p.Line).ToList();
        //        //过滤产线
        //        var distLines = curLines.Select(p => p.Line).Distinct().ToList();
        //        if (distLines.Count == 0)
        //        {
        //            new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("CapacityAnalysis", "物料【" + std.ItemNumber + "】没有维护产线数据", _currentTenant.Id.ToString());
        //            return "NO|物料【" + std.ItemNumber + "】没有维护产线数据，请维护后再发布！";
        //        }
        //        foreach (var dl in distLines)
        //        {
        //            //添加月度产能共识主表数据
        //            MonthlyProdCapacityMain main = new MonthlyProdCapacityMain();
        //            main.Id = help.NextId();
        //            main.Version = input.version;//整体需求计划版本号
        //            main.Year = Convert.ToInt16(item.PlanDate.Substring(0, 4));
        //            main.Month = Convert.ToInt16(item.PlanDate.Substring(4, 2));
        //            main.ProdRange = item.ProdRange;
        //            main.Model = item.Model;
        //            main.ProdQty = item.Qty;
        //            main.ProdLine = dl;
        //            main.Qty = item.Qty;
        //            main.tenant_id = item.tenant_id;
        //            main.factory_id = item.factory_id;
        //            main.Version = item.Version;
        //            main.CreateTime = DateTime.Now;
        //            capacityMains.Add(main);

        //            //添加月度产能共识产能效率数据
        //            MonthlyProdCapacityDtl dtl = new MonthlyProdCapacityDtl();
        //            dtl.MainId = main.Id;
        //            dtl.Version = input.version;
        //            dtl.Year = main.Year;
        //            dtl.Month = main.Month;
        //            dtl.ProdLine = dl;
        //            //计算每天工作时间
        //            var curCal = calendars.FirstOrDefault(p => p.ProdLine == dl);
        //            if (curCal == null)
        //            {
        //                continue;
        //            }
        //            dtl.DailyWorks = curCal.ShiftsHours1;
        //            dtl.FlightQty = 1;
        //            //计算当月工作天数
        //            var curHoildays = holidays.Where(p => p.Dated.Value.Year == main.Year && p.Dated.Value.Month == main.Month).ToList();
        //            //当月天数
        //            int days = DateTime.DaysInMonth(main.Year.Value, main.Month.Value);
        //            //当月周末天数
        //            int weekDays = CalcWeekDays(days, Convert.ToDateTime(main.Year.ToString() + "-" + main.Month.ToString() + "-01"));
        //            dtl.YearWorks = days - weekDays - curHoildays.Where(p => p.Ufld1 == "休假").Count() + curHoildays.Where(p => p.Ufld1 == "调班").Count();
        //            dtl.AvailableTimes = dtl.DailyWorks * dtl.FlightQty * dtl.YearWorks;
        //            //计算产线耗时
        //            var line = curLines.Where(p => p.Line == dl).OrderByDescending(p => p.Op).First();
        //            dtl.NeedWorks = line.Rate == 0 ? 0 : (Math.Ceiling(main.Qty.GetValueOrDefault() / line.Rate));
        //            dtl.ProdRate = 100;
        //            dtl.Rate = dtl.AvailableTimes == 0 ? 0 : Math.Floor(dtl.NeedWorks.GetValueOrDefault() / dtl.AvailableTimes.GetValueOrDefault() * 100);
        //            dtl.IsOverTime = dtl.NeedWorks > dtl.YearWorks ? "是" : "否";
        //            dtl.OverTimes = dtl.IsOverTime == "是" ? (dtl.NeedWorks - dtl.YearWorks) : 0;
        //            dtl.tenant_id = main.tenant_id;
        //            dtl.factory_id = main.factory_id;
        //            capacityDtls.Add(dtl);
        //        }
        //    }
        //    //保存数据
        //    using (var unitOfWork = _unitOfWorkManager.Begin(false, true))
        //    {
        //        try
        //        {
        //            //先删除数据
        //            _monthlyProdCapacityMain.Delete(p => p.tenant_id == input.tenant_id && p.factory_id == input.factory_id && p.Version.Contains(input.version.Substring(0, 7)));
        //            _monthlyProdCapacityDtl.Delete(p => p.tenant_id == input.tenant_id && p.factory_id == input.factory_id && p.Version.Contains(input.version.Substring(0, 7)));

        //            //插入数据
        //            _monthlyProdCapacityMain.Insert(capacityMains);
        //            _monthlyProdCapacityDtl.Insert(capacityDtls);
        //            await unitOfWork.CompleteAsync();
        //        }
        //        catch (Exception e)
        //        {
        //            unitOfWork.Dispose();
        //            new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("CapacityAnalysis", "生成【" + input.year + "年" + input.month + "月】月度产能共识失败：" + e.Message, _currentTenant.Id.ToString());
        //            return "NO|" + e.Message;
        //        };
        //    }
        //    return "OK|发布成功！";
        //}

        ///// <summary>
        ///// 计算当月有多少个周末
        ///// </summary>
        ///// <param name="days"></param>
        ///// <param name="startDay"></param>
        ///// <returns></returns>
        //private int CalcWeekDays(int days, DateTime startDay)
        //{
        //    int sumDays = 0;
        //    for (int i = 0; i < days; i++)
        //    {
        //        int weekDays = (int)startDay.AddDays(i).DayOfWeek;
        //        if (weekDays == 0 || weekDays == 6)
        //        {
        //            sumDays++;
        //        }
        //    }
        //    return sumDays;
        //}

        /// <summary>
        /// 月度需求预测更新
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<string> DemandAnalysis(InputDto input)
        {
            //1.0 获取年度生产需求大纲
            List<YearDemandManagement> yearDemands = _yearDemandManagement.GetListAsync(p => p.Year == input.year && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;
            if (yearDemands.Count() == 0)
            {
                new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("DemandAnalysis", "请导入" + input.year + "年年度生产需求数据后再操作！", _currentTenant.Id.ToString());
                return "NO|请导入" + input.year + "年年度生产需求数据后再操作！";
            }
            //1.1、获取海外销售预测数据
            List<OverseasSaleFcst> overseasSales = _overseasSaleFcst.GetListAsync(p => p.Year == input.year && p.Month == input.month && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;
            if (overseasSales.Count() == 0)
            {
                new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("DemandAnalysis", "请导入"+input.year+"年"+input.month+"月海外预测数据后再操作！", _currentTenant.Id.ToString());
                return "NO|请导入"+input.year+"年"+input.month+"月海外预测数据后再操作！";
            }
            //1.2、获取平台预测收集数据
            List<PlatformFcstCollect> platformFcsts = _platformFcstCollect.GetListAsync(p => p.Year == input.year && p.Month == input.month && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;
            if (platformFcsts.Count() == 0)
            {
                new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("DemandAnalysis", "请导入" + input.year + "年" + input.month + "月平台需求预测数据后再操作！", _currentTenant.Id.ToString());
                return "NO|请导入" + input.year + "年" + input.month + "月平台需求预测数据后再操作！";
            }
            //1.3、获取国内终端预测-T1汇总数据
            List<DomesticTerminalFcst> domesticFcst = _domesticTerminalFcst.GetListAsync(p => p.Year == input.year && p.Month == input.month && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;
            if (domesticFcst.Count() == 0)
            {
                new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("DemandAnalysis", "请导入" + input.year + "年" + input.month + "月国内终端预测数据后再操作！", _currentTenant.Id.ToString());
                return "NO|请导入" + input.year + "年" + input.month + "月国内终端预测数据后再操作！";
            }
            //1.4、根据年度生产大纲，获取规格型号对应的补货周期
            List<string> models = yearDemands.Select(p=>p.Model).Distinct().ToList();  
            List<StandardItemModelSet> standards = _standardItemModelSet.GetListAsync(p=>models.Contains(p.Model) && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;
            //1.5、获取规格型号对应的标准SKU数据
            List<string> itemNums = standards.Select(p=>p.ItemNumber).Distinct().ToList();
            List<ic_item> items = _ic_item.GetListAsync(p=> itemNums.Contains(p.number) && p.tenant_id == input.tenant_id && p.company_id == input.company_id && p.factory_id == input.factory_id && !p.IsDeleted).Result;

            //计算海外预测


            //保存数据
            using (var unitOfWork = _unitOfWorkManager.Begin(false, true))
            {
                try
                {
                    ////先删除数据
                    //_monthlyProdCapacityMain.Delete(p => p.tenant_id == input.tenant_id && p.factory_id == input.factory_id && p.Version.Contains(input.version.Substring(0, 7)));
                    //_monthlyProdCapacityDtl.Delete(p => p.tenant_id == input.tenant_id && p.factory_id == input.factory_id && p.Version.Contains(input.version.Substring(0, 7)));

                    ////插入数据
                    //_monthlyProdCapacityMain.Insert(capacityMains);
                    //_monthlyProdCapacityDtl.Insert(capacityDtls);
                    //await unitOfWork.CompleteAsync();
                }
                catch (Exception e)
                {
                    unitOfWork.Dispose();
                    new NLogHelper("MonthlyCapacityLoadAppService").WriteLog("CapacityAnalysis", "生成【" + input.year + "年" + input.month + "月】月度产能共识失败：" + e.Message, _currentTenant.Id.ToString());
                    return "NO|" + e.Message;
                };
            }
            return "OK|发布成功！";
        }
    }
}