using Model;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;

namespace BLL
{
    public class TwArrivalStatisticsService
    {
        public static List<Tw_ArrivalStatisticsOutPut> GetStatistics(string projectid, string materialCode, string WarehouseCode)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                string WarehouseId = Base_WarehouseService.GetWarehouseList(projectid).Where(x => x.WarehouseName == WarehouseCode).Select(x => x.WarehouseId).FirstOrDefault();
                ///所需材料数量列表
                var NeedOutMateriaList = from x in db.HJGL_PipeLineMat
                                         join y in db.HJGL_MaterialCodeLib on x.MaterialCode equals y.MaterialCode
                                         join z in db.HJGL_Pipeline on x.PipelineId equals z.PipelineId
                                         where z.ProjectId == projectid && (string.IsNullOrEmpty(materialCode) || x.MaterialCode.Contains(materialCode)) && z.WarehouseId == WarehouseId
                                         group x by x.MaterialCode
                 into g
                                         select new
                                         {
                                             g.Key,
                                             NeedNum = g.Sum(x => x.Number) ?? 0,
                                         };
                ///实际材料入库数量列表
                var RealInMateriaList = (from x in db.Tw_InputDetail
                                         join master in db.Tw_InputMaster on x.InputMasterId equals master.Id
                                         join y in db.HJGL_MaterialCodeLib on x.MaterialCode equals y.MaterialCode
                                         where master.ProjectId == projectid && master.WarehouseCode == WarehouseCode
                                         group x by x.MaterialCode
                 into g
                                         where (string.IsNullOrEmpty(materialCode) || g.Key.Contains(materialCode))
                                         select new
                                         {
                                             g.Key,
                                             RealNum = g.Sum(x => x.ActNum) ?? 0,
                                         }).ToList();
                //库存数量
                var tw_MaterialStock = (from x in db.Tw_MaterialStock
                                        where x.WarehouseCode == WarehouseCode && x.ProjectId == projectid
                                        select x).ToList();

                var needMateriaList = NeedOutMateriaList.ToList();
                var materialCodeList = needMateriaList.Select(x => x.Key)
                    .Union(RealInMateriaList.Select(x => x.Key))
                    .Distinct()
                    .ToList();

                var materialInfoList = (from x in db.HJGL_MaterialCodeLib
                                        where materialCodeList.Contains(x.MaterialCode)
                                        select x).ToList();

                var StatisticsList = (from code in materialCodeList
                                      join x in needMateriaList on code equals x.Key into needGroup
                                      from x in needGroup.DefaultIfEmpty()
                                      join y in RealInMateriaList on code equals y.Key into realGroup
                                      from y in realGroup.DefaultIfEmpty()
                                      join z in materialInfoList on code equals z.MaterialCode into infoGroup
                                      from z in infoGroup.DefaultIfEmpty()
                                      join m in tw_MaterialStock on code equals m.PipeLineMatCode into stockGroup
                                      from m in stockGroup.DefaultIfEmpty()
                                      orderby code
                                      select new Tw_ArrivalStatisticsOutPut
                                      {
                                          MaterialCode = code,
                                          StockNum = m == null ? 0 : (decimal)m.StockNum,
                                          NeedNum = x == null ? 0 : x.NeedNum,
                                          RealNum = y == null ? 0 : y.RealNum,
                                          MaterialName = z == null ? null : z.MaterialName,
                                          MaterialSpec = z == null ? null : z.MaterialSpec,
                                          MaterialUnit = z == null ? null : z.MaterialUnit,
                                          MaterialDef = z == null ? null : z.MaterialDef,
                                          MatchRate = (x == null || x.NeedNum == 0 ? 0 : Math.Round((y == null ? 0 : y.RealNum) / x.NeedNum, 4, MidpointRounding.ToEven)),
                                      }).ToList();
                foreach (var item in StatisticsList)
                {
                    item.MatchRateString = Math.Round(item.MatchRate * 100, 2).ToString() + "%";
                }
                return StatisticsList;
            }
        }

        /// <summary>
        /// 根据所需材料列表和库存列表获取匹配结果
        /// </summary>
        /// <param name="requiredMaterials"></param>
        /// <param name="warehouseCode"></param>
        /// <param name="projectId"></param>
        /// <returns></returns>
        public static List<Tw_PipeMatMatchOutput> GetMatMatchOutput(List<Tw_PipeMatMatchOutput> requiredMaterials, string warehouseCode, string projectId)
        {
            Tw_MaterialStockOutput twMaterialStockOutput = new Tw_MaterialStockOutput
            {
                WarehouseCode = warehouseCode,
                ProjectId = projectId
            };
var stockList = TwMaterialstockService.GetTw_MaterialStockByModle(twMaterialStockOutput).ToList();//获取库存列表 

            // 预扣除出库申请单中状态为待审核/已审核的材料数量
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var outboundMaterials = from detail in db.Tw_InOutPlanDetail
                                        join master in db.Tw_InOutPlanMaster on detail.InOutPlanMasterId equals master.Id
                                        where master.InOutType == (int)TwConst.InOutType.出库
                                              && (master.State == (int)TwConst.State.待审核 || master.State == (int)TwConst.State.已审核)
                                              && master.WarehouseCode == warehouseCode
                                              && master.ProjectId == projectId
                                        group detail by detail.MaterialCode into g
                                        select new
                                        {
                                            MaterialCode = g.Key,
                                            TotalPlanNum = g.Sum(d => d.PlanNum) ?? 0
                                        };

                var outboundList = outboundMaterials.ToList();
                foreach (var outbound in outboundList)
                {
                    var stock = stockList.FirstOrDefault(x => x.PipeLineMatCode == outbound.MaterialCode);
                    if (stock != null)
                    {
                        stock.StockNum -= outbound.TotalPlanNum;
                    }
                }
            }

            foreach (var material in requiredMaterials)
            {
                material.Id = Guid.NewGuid().ToString();
                var thisMaterialStockNum = stockList.FirstOrDefault(x => x.PipeLineMatCode == material.MaterialCode)?.StockNum ?? 0;
                if (thisMaterialStockNum >= material.NeedNum)
                {
                    material.MatchNum = material.NeedNum;
                    material.MatchRate = 1;
                    material.MatchRateString = "100%";
                }
                else
                {
                    material.MatchNum = thisMaterialStockNum < 0 ? 0 : thisMaterialStockNum;
                    material.MatchRate = (material.NeedNum == 0 ? 0 : ((material.MatchNum ?? 0) / material.NeedNum));
                    material.MatchRateString = Math.Round((decimal)(material.MatchRate ?? 0) * 100, 2).ToString() + "%";

                }
                //修改stockList对应的库存数量
                var stock = stockList.FirstOrDefault(x => x.PipeLineMatCode == material.MaterialCode);
                if (stock != null)
                {
                    stock.StockNum -= material.MatchNum;
                }
            }

            var results = requiredMaterials;
            return results;
        }
        /// <summary>
        /// 获取管线匹配率
        /// </summary>
        /// <param name="pipelineId"></param>
        /// <returns></returns>
        public static decimal? GetPipeMatch(string pipelineId)
        {   
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var twPipeMatMatchOutputs = new List<Tw_PipeMatMatchOutput>();
                List<string> pipelineIds = new List<string>();
                pipelineIds.Add(pipelineId);
                var pipelineModel = PipelineService.GetPipelineByPipelineId(pipelineId);
                string warehouseCode = BLL.Base_WarehouseService.GetWarehouseByWarehouseId(PipelineService.GetPipelineByPipelineId(pipelineModel.PipelineId).WarehouseId).WarehouseName;
                var PipeMatMatch = GetPipeMatMatch(pipelineModel.ProjectId, pipelineIds, warehouseCode); 
                var pipeMatchRate = GetPipeMatch(PipeMatMatch).FirstOrDefault(x => x.PipelineId == pipelineId);           
                return pipeMatchRate?.MatchRate;
            }
        }
        /// <summary>
        /// 根据出库单主键获取材料匹配信息
        /// </summary>
        /// <param name="outPlanMasterId"></param>
        /// <returns></returns>
        public static List<Tw_PipeMatMatchOutput> GetMatMatchByOutPlanMasterId(string outPlanMasterId)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var results = new List<Tw_PipeMatMatchOutput>();
                string[] taskPipeLineList = null;

                var inoutPlanMasterl = db.Tw_InOutPlanMaster.FirstOrDefault(x => x.Id == outPlanMasterId);
                if (inoutPlanMasterl != null)
                {
                    if (inoutPlanMasterl.WeldTaskId.Split('|').Length == 4)
                    {
                        taskPipeLineList = Funs.DB.View_HJGL_WeldingTask.Where(e =>
                           e.UnitWorkId == inoutPlanMasterl.WeldTaskId.Split('|')[0].ToString()
                           && e.UnitId == inoutPlanMasterl.WeldTaskId.Split('|')[1].ToString()
                           && e.TaskDate.Value.Date == DateTime
                               .ParseExact(inoutPlanMasterl.WeldTaskId.Split('|')[2].ToString(), "yyyyMMdd", null).Date
                           && e.SerialNumber == inoutPlanMasterl.WeldTaskId.Split('|')[3].ToString()
                       ).Distinct().OrderBy(x => x.PipeLineSortIndex).Select(x => x.PipelineId).ToArray();
                    }
                }
                // 获取所需材料列表
                var requiredMaterials = (from x in db.Tw_InOutPlanDetail_Relation
                                         join master in db.Tw_InOutPlanMaster on x.InOutPlanMasterId equals master.Id
                                         join y in db.HJGL_MaterialCodeLib on x.MaterialCode equals y.MaterialCode
                                         join z in db.HJGL_Pipeline on x.PipelineId equals z.PipelineId
                                         where x.InOutPlanMasterId == outPlanMasterId
                                         select new Tw_PipeMatMatchOutput
                                         {
                                             Id = Guid.NewGuid().ToString(),
                                             PipelineId = x.PipelineId,
                                             PipelineCode = z.PipelineCode,
                                             PrefabricatedComponents = x.PrefabricatedComponents,
                                             MaterialCode = x.MaterialCode,
                                             MaterialName = y.MaterialName,
                                             MaterialSpec = y.MaterialSpec,
                                             MaterialUnit = y.MaterialUnit,
                                             MaterialDef = y.MaterialDef,
                                             NeedNum = x.Number
                                         }
                    ).ToList();
                if (taskPipeLineList != null && taskPipeLineList.Any())
                {
                    requiredMaterials = requiredMaterials.OrderBy(x => Array.IndexOf(taskPipeLineList, x.PipelineId.ToString())).ToList();

                }

                var masterModle = db.Tw_InOutPlanMaster.FirstOrDefault(x => x.Id == outPlanMasterId);
                results = GetMatMatchOutput(requiredMaterials, masterModle.WarehouseCode, masterModle.ProjectId);
                return results;
            }


        }
        /// <summary>
        /// 根据管线id获取材料匹配信息
        /// </summary>
        /// <param name="projectId"></param>
        /// <param name="pipelineIds"></param>
        /// <param name="warehouseCode"></param>
        /// <returns></returns>
        public static List<Tw_PipeMatMatchOutput> GetPipeMatMatch(string projectId, List<string> pipelineIds, string warehouseCode)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            {
                var results = new List<Tw_PipeMatMatchOutput>();

                // 获取所需材料列表
                var requiredMaterials = (from x in db.HJGL_PipeLineMat
                                         join y in db.HJGL_MaterialCodeLib on x.MaterialCode equals y.MaterialCode
                                         join z in db.HJGL_Pipeline on x.PipelineId equals z.PipelineId
                                         join m in db.WBS_UnitWork on z.UnitWorkId equals m.UnitWorkId
                                         where z.ProjectId == projectId && pipelineIds.Contains(z.PipelineId) && x.PrefabricatedComponents != "" //x.PrefabricatedComponents!="" 用于筛选非散件材料
                                         select new Tw_PipeMatMatchOutput
                                         {
                                             Id = Guid.NewGuid().ToString(),
                                             PipelineId = x.PipelineId,
                                             PipelineCode = z.PipelineCode,
                                             UnitWorkId = z.UnitWorkId,
                                             UnitWorkName = m.UnitWorkName,
                                             PrefabricatedComponents = x.PrefabricatedComponents,
                                             MaterialCode = x.MaterialCode,
                                             MaterialName = y.MaterialName,
                                             MaterialSpec = y.MaterialSpec,
                                             MaterialUnit = y.MaterialUnit,
                                             MaterialDef = y.MaterialDef,
                                             NeedNum = x.Number,
                                         }
                    ).ToList();
                var newRequiredMaterials = new List<Tw_PipeMatMatchOutput>();
                foreach (string id in pipelineIds)
                {
                    newRequiredMaterials.AddRange(requiredMaterials.Where(x => x.PipelineId == id));
                }
                results = GetMatMatchOutput(newRequiredMaterials, warehouseCode, projectId);
                return results;
            }
        }
        /// <summary>
        /// 根据管线材料匹配结果，获取管线匹配率
        /// </summary>
        /// <param name="twPipeMatMatch"></param>
        /// <returns></returns>
        public static List<Tw_PipeMatchOutput> GetPipeMatch(List<Tw_PipeMatMatchOutput> twPipeMatMatch)
        {
            var result = twPipeMatMatch
                .GroupBy(item => new { item.PipelineId, item.PipelineCode, item.UnitWorkName }) // 按 PipelineId 和 PipelineCode 分组
                .Select(group => new Tw_PipeMatchOutput
                {
                    PipelineId = group.Key.PipelineId, // 当前组的 PipelineId
                    PipelineCode = group.Key.PipelineCode, // 当前组的 PipelineCode
                    UnitWorkName = group.Key.UnitWorkName, // 当前组的 UnitWorkName 
                    SumNeedNum = group.Sum(item => item.NeedNum),
                    SumMatchNum = group.Sum(item => item.MatchNum),
                    MatchRate = group.Sum(item => item.MatchNum) > 0 && group.Sum(item => item.NeedNum) > 0 ? (decimal)group.Sum(item => item.MatchNum) / (decimal)group.Sum(item => item.NeedNum) : 0,
                    MatchRateString = Math.Round((decimal)group.Sum(item => item.MatchNum) / (decimal)group.Sum(item => item.NeedNum) * 100, 2).ToString() + "%"
                })
                .ToList(); // 转换为 List
            return result;
        }

    }

}