using Model;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Media.Animation;

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))
            {
                ///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))
                                     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 y in db.HJGL_MaterialCodeLib on x.MaterialCode equals y.MaterialCode
                                        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,
                                        };
                var tw_MaterialStock=from x in db.Tw_MaterialStock
                                      where x.WarehouseCode==WarehouseCode
                                      select x;
                var StatisticsList =(from x in NeedOutMateriaList
                                    join y in RealInMateriaList on x.Key equals y.Key into gg
                                    from y in gg.DefaultIfEmpty()
                                    join z in db.HJGL_MaterialCodeLib on x.Key equals z.MaterialCode into zz
                                    from z in zz.DefaultIfEmpty() 
                                    join m in tw_MaterialStock on x.Key equals m.PipeLineMatCode into mm
                                    from m in mm.DefaultIfEmpty() 
                                    select new Tw_ArrivalStatisticsOutPut
                                    {
                                        MaterialCode = x.Key,
                                        StockNum = m==null?0: (decimal)m.StockNum,
                                        NeedNum = x.NeedNum,
                                        RealNum = y==null?0:y.RealNum,
                                        MaterialName = z.MaterialName,
                                        MaterialSpec=z.MaterialSpec,
                                        MaterialUnit=z.MaterialUnit,
                                        MaterialDef = z.MaterialDef,
                                        MatchRate = (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 ;
            }
        }



        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(); 
                Tw_MaterialStockOutput tw_MaterialStockOutput=new Tw_MaterialStockOutput();
                tw_MaterialStockOutput .WarehouseCode=WarehouseCode;
                var stockList= TwMaterialstockService.GetTw_MaterialStockByModle(tw_MaterialStockOutput).ToList();//获取库存列表

                // 模拟库存管理
                foreach (var material in requiredMaterials)
                {
                     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 * 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;
                    }
                }
                results = requiredMaterials;
                return results;
            }
        }

        public static decimal? GetPipeMatch(string pipelineId)
        {
            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
            { 
                var twPipeMatMatchOutputs = new List<Tw_PipeMatMatchOutput>();
                var pipelineModel = PipelineService.GetPipelineByPipelineId(pipelineId);
                string warehouseCode = PipelineService
                    .GetPipeArea().FirstOrDefault(x => x.Value == pipelineModel.PipeArea.ToString())
                    ?.Text;
                // 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.PipelineId== 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();
                Tw_MaterialStockOutput tw_MaterialStockOutput = new Tw_MaterialStockOutput();
                tw_MaterialStockOutput.WarehouseCode = warehouseCode;
                var stockList = TwMaterialstockService.GetTw_MaterialStockByModle(tw_MaterialStockOutput).ToList();//获取库存列表

                // 模拟库存管理
                foreach (var material in requiredMaterials)
                {
                    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 * 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;
                    }
                }           
                twPipeMatMatchOutputs = requiredMaterials;
                var result = twPipeMatMatchOutputs.Count==0?0: twPipeMatMatchOutputs.Sum(x=>x.MatchRate)/ twPipeMatMatchOutputs.Count;
                return result;
            }
        }

        public static List<Tw_PipeMatMatchOutput> GetMatMatchByOutPlanMasterId(string outPlanMasterId)
        {
            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.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();
                var masterModle = db.Tw_InOutPlanMaster.FirstOrDefault(x => x.Id == outPlanMasterId);
                Tw_MaterialStockOutput tw_MaterialStockOutput = new Tw_MaterialStockOutput();
                tw_MaterialStockOutput.WarehouseCode = masterModle.WarehouseCode;
                var stockList = TwMaterialstockService.GetTw_MaterialStockByModle(tw_MaterialStockOutput).ToList();//获取库存列表

                // 模拟库存管理
                foreach (var material in requiredMaterials)
                {
                    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 * 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;
                    }
                }
                results = requiredMaterials;
                return results;
            }


        }
    }

}