using AutoMapper;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Storage;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WMS.Web.Core;
using WMS.Web.Core.Dto;
using WMS.Web.Core.Dto.Erp;
using WMS.Web.Core.Dto.Erp.Org;
using WMS.Web.Core.Dto.Erp.Supplier;
using WMS.Web.Core.Dto.InStockTask;
using WMS.Web.Core.Help;
using WMS.Web.Core.Internal.Results;
using WMS.Web.Domain.Entitys;
using WMS.Web.Domain.Infrastructure;
using WMS.Web.Domain.IService.Public;
using WMS.Web.Domain.Mappers;
using WMS.Web.Domain.Values;
using WMS.Web.Domain.Values.Single;
using WMS.Web.Repositories.Configuration;

namespace WMS.Web.Repositories
{
    /// <summary>
    /// 入库任务表-仓储
    /// </summary>
    public class InStockTaskRepositories : IAllFielRepositories<InStockTaskQueryRequest>, IInStockTaskRepositories
    {
        private readonly IMapper _mapper;
        private readonly IServiceProvider _serviceProvider;
        private readonly RepositoryDbContext _context;
        private readonly ISingleDataService _singleDataService;
        private readonly IBasicsRepositories _basicsRepositories;
        private readonly ILoginRepositories _loginRepositories;
        private readonly IErpService _erpService;
        private readonly IErpBasicDataExtendService _erpBasicDataExtendService;


        public InStockTaskRepositories(RepositoryDbContext context,
            IMapper mapper,
            IErpService erpService,
            IBasicsRepositories basicsRepositories,
            IServiceProvider serviceProvider,
            ISingleDataService singleDataService,
            ILoginRepositories loginRepositories,
            IErpBasicDataExtendService erpBasicDataExtendService)
        {
            _context = context;
            _mapper = mapper;
            _erpService = erpService;
            _basicsRepositories = basicsRepositories;
            _serviceProvider = serviceProvider;
            _singleDataService = singleDataService;
            _loginRepositories = loginRepositories;
            _erpBasicDataExtendService = erpBasicDataExtendService;
        }        

        /// <summary>
        /// 详情
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<InStockTask> Get(int id)
        {
            var entity = await _context.InStockTask
                 .Include(s => s.Details)
                 .FirstOrDefaultAsync(f => f.Id == id);
            return entity;
        }

        /// <summary>
        /// 实体：根据来源单号
        /// </summary>
        /// <param name="sourceBillNo"></param>
        /// <returns></returns>
        public async Task<InStockTask> GetBySource(string sourceBillNo)
        {
            var entity = await _context.InStockTask
                 .Include(s => s.Details)
                 .Where(w => w.SourceBillNo == sourceBillNo).FirstOrDefaultAsync();

            return entity;

        }

        /// <summary>
        /// 列表
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<List<InStockTask>> GetList(List<int> ids)
        {
            var entitys = await _context.InStockTask
                 .Include(s => s.Details)
                 .Where(f => ids.Contains(f.Id))
                 .ToListAsync();
            return entitys;
        }

        /// <summary>
        /// 列表-根据明细中的来源单号
        /// </summary>
        /// <param name="sourceBillNos"></param>
        /// <returns></returns>
        public async Task<List<InStockTask>> GetListBy(List<string> sourceBillNos)
        {
            var entitys = await _context.InStockTask
                 .Include(s => s.Details)
                 .Where(w => sourceBillNos.Contains(w.SourceBillNo))
                 .ToListAsync();

            return entitys;
        }

        /// <summary>
        /// 列表-根据来源单号模糊搜索
        /// </summary>
        /// <param name="sourceBillNos"></param>
        /// <returns></returns>
        public async Task<List<InStockTask>> GetListBy(string sourceBillNos)
        {
            var entitys = await _context.InStockTask
                 .Include(s => s.Details)
                 .Where(w => EF.Functions.Like(w.SourceBillNo, "%" + sourceBillNos + "%"))
                 .ToListAsync();

            return entitys;
        }

        /// <summary>
        /// 列表-根据来源单号模糊-采购上架使用
        /// </summary>
        /// <param name="sourceBillNo"></param>
        /// <returns></returns>
        public async Task<List<SourceBillNoQueryResponse>> GetListBy(InStockTaskBillNoQueryRequest dto)
        {
            //1.获取物料集合
            var materials_result = await _erpService.BillQueryForMaterial();
            var materials = new List<ErpMaterialDto>();
            if (materials_result.IsSuccess)
                materials = materials_result.Data.ToList();

            //这里只查状态为：部分入库和等待收货
            var query = _context.InStockTaskDetails
                 .GroupJoin(_context.InStockTask, detail => detail.Fid, order => order.Id, (detail, orders) => new { detail, orders })
                 .SelectMany(x => x.orders.DefaultIfEmpty(), (p, order) => new { p.detail, order })
                 .Where(w => EF.Functions.Like(w.order.SourceBillNo, "%" + dto.SourceBillNo + "%") && w.order.Type == InstockType.Purchase && (w.order.Status == InstockStatus.Part || w.order.Status == InstockStatus.Wait || w.order.Status== InstockStatus.WaitInStock));

            //仓库
            if (!string.IsNullOrEmpty(dto.StockCode))
                query = query.Where(x => x.detail.StockCode == dto.StockCode);

            var list = await query.Select(s => new SourceBillNoQueryResponse()
            {
                Id = s.order.Id,
                DetailsId = s.detail.Id,
                SupplierId = s.detail.SupplierId,
                OrgId = s.detail.OrgId,
                SourceBillNo = s.order.SourceBillNo,
                MaterialId = s.detail.MaterialId,
                StockCode = s.detail.StockCode,
                StockName = _singleDataService.GetSingleData(SingleAction.StocksJoinOrgCode, _loginRepositories.CompanyId, s.detail.StockCode + s.detail.OrgCode),
                MaterialName = _erpBasicDataExtendService.GetMaterialName(materials, s.detail.MaterialId),
                MaterialNumber = _erpBasicDataExtendService.GetMaterialNumber(materials, s.detail.MaterialId),
                Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, s.detail.MaterialId),
                Qty = s.detail.AccruedQty,
                DeliveredQty = s.detail.DeliveredQty,
                ReceiveQty = s.detail.ReceiveQty,
                //采购：可入库数量=应入库数量-收货数量-已交数量+该明细的入库数量之和；
                AvailableQty = s.detail.AccruedQty - s.detail.ReceiveQty- s.detail.DeliveredQty,
                Remark = s.detail.Remark,
                ErpDetailId=s.detail.ErpDetailId
            }).ToListAsync();

            //找到入库单：通过erp明细ID
            var erpDetIds = list.GroupBy(x => x.ErpDetailId).Select(x => x.Key).ToList();
            var instockDets= await _context.InStockDetails.Where(x =>erpDetIds.Contains(x.ErpDetailId)).ToListAsync();
            if (instockDets != null && instockDets.Count != 0)
            {
                list.ForEach(x => 
                {
                    var current_instock_dets= instockDets.Where(t => t.ErpDetailId == x.ErpDetailId).ToList();
                    if (current_instock_dets != null && current_instock_dets.Count != 0 && x.ErpDetailId==current_instock_dets.FirstOrDefault().ErpDetailId)
                    {
                        //+该明细的入库数量之和；在这里处理
                        var instock_qty = current_instock_dets.Sum(x => x.Qty);
                        x.AvailableQty = x.AvailableQty + instock_qty;
                    }
                });
            }


            return list;


        }

        /// <summary>
        /// 列表-根据来源单模糊查询-非采购上架使用
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<List<SourceBillNoNoPurchaseQueryResponse>> GetListInfoBy(InStockTaskBillNoQueryRequest dto)
        {
            //1.获取物料集合
            var materials_result = await _erpService.BillQueryForMaterial();
            var materials = new List<ErpMaterialDto>();
            if (materials_result.IsSuccess)
                materials = materials_result.Data.ToList();

            //这里只查状态为：部分入库和等待收货
            var task_query = _context.InStockTask
                 .Where(w => EF.Functions.Like(w.SourceBillNo, "%" + dto.SourceBillNo + "%") && w.Type!= InstockType.Purchase && (w.Status == InstockStatus.Part || w.Status == InstockStatus.Wait || w.Status==InstockStatus.WaitInStock));

            //找到头列表
            var taskList = await task_query
                .Select(x => new SourceBillNoNoPurchaseQueryResponse()
                {
                    Id = x.Id,
                    SourceBillNo = x.SourceBillNo
                }).ToListAsync();
            if (taskList != null && taskList.Count != 0)
            {
                var ids = taskList.Select(x => x.Id).ToList();
                //找明细
                var query = _context.InStockTaskDetails.Where(x => ids.Contains(x.Fid));

                //仓库
                if (!string.IsNullOrEmpty(dto.StockCode))
                    query = query.Where(x => x.StockCode == dto.StockCode);

                var task_details = await query.Select(s => new SourceBillNoNoPurchaseDetailsQueryResponse()
                {
                    TaskId = s.Fid,
                    DetailsId = s.Id,
                    SupplierId = s.SupplierId,
                    OrgId = s.OrgId,
                    MaterialId = s.MaterialId,
                    StockCode = s.StockCode,
                    StockName = _singleDataService.GetSingleData(SingleAction.StocksJoinOrgCode, _loginRepositories.CompanyId, s.StockCode+s.OrgCode),
                    MaterialName = _erpBasicDataExtendService.GetMaterialName(materials, s.MaterialId),
                    MaterialNumber = _erpBasicDataExtendService.GetMaterialNumber(materials, s.MaterialId),
                    Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, s.MaterialId),
                    Qty = s.AccruedQty,
                    DeliveredQty = s.DeliveredQty,
                    //非采购：可入库数量=应入库数量-收货数量；
                    AvailableQty = s.AccruedQty - s.ReceiveQty,
                    Remark = s.Remark,
                    ErpDetailId=s.ErpDetailId
                }).ToListAsync();
               
                //找箱
                var task_box = await _context.InstockTaskBox.Where(x => ids.Contains(x.TaskId))
                    .Select(s => new SourceBillNoNoPurchaseBoxQueryResponse()
                    {
                        Id = s.Id,
                        TaskId = s.TaskId,
                        BoxId = s.BoxId,
                        BoxBillNo = s.BoxBillNo
                    }).ToListAsync();
                //对应头赋值：明细和箱
                foreach (var item in taskList)
                {
                    item.Details = task_details.Where(x => x.TaskId == item.Id).ToList();
                    item.Boxs = task_box.Where(x => x.TaskId == item.Id).ToList();
                }
            }

            //排除：明细没有的任务单，因为前端过来的仓库参数和来源单号，该来源单的明细没有这个仓库的数据
            var response = new List<SourceBillNoNoPurchaseQueryResponse>();
            foreach (var item in taskList)
            {
                if (item.Details.Count != 0)
                    response.Add(item);
            }
            return response;
        }


        /// <summary>
        /// 批量添加
        /// </summary>
        /// <param name="entitys"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<bool> AddRange(List<InStockTask> entitys, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();
            try
            {
                if (entitys != null && entitys.Count != 0)
                {
                    await _context.InStockTask.AddRangeAsync(entitys);
                    await _context.SaveChangesAsync();
                    foreach (var item in entitys)
                    {
                        if (string.IsNullOrEmpty(item.BillNo))
                            //自动生成单据编号
                            item.MakeBillNo(item.Id);
                    }
                    await _context.SaveChangesAsync();
                }
                if (_transaction != null)
                    _transaction.Commit();
                return true;
            }
            catch
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return false;
            }
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<InStockTask> Add(InStockTask entity, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();

            try
            {
                //创建单据编号
                entity.MakeBillNo(entity.Id);
                await _context.InStockTask.AddAsync(entity);
                var res = await _context.SaveChangesAsync();
                if (_transaction != null)
                    _transaction.Commit();
                return entity;
            }
            catch
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return null;
            }

        }

        /// <summary>
        /// 批量修改
        /// </summary>
        /// <param name="entitys"></param>
        /// <returns></returns>
        public async Task<bool> UpdateRange(List<InStockTask> entitys, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();
            {
                try
                {
                    List<int> list = entitys.Select(s => s.Id).ToList();
                    var res = await _context.InStockTask.AsNoTracking().Include(x => x.Details).Where(f => list.Contains(f.Id)).ToListAsync();
                    _mapper.ToMapList(entitys, res);
                    await _context.SaveChangesAsync();
                    if (_transaction != null)
                        _transaction.Commit();
                }
                catch (Exception ex)
                {
                    if (_transaction != null)
                        _transaction.Rollback();
                    return false;
                }
                return true;
            }
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<InStockTask> Update(InStockTask entity, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();
            try
            {
                var model = await _context.InStockTask
                    .AsNoTracking()
                .Include(s => s.Details)
                .FirstOrDefaultAsync(f => f.Id == entity.Id);
                if (model == null)
                    return null;
                _mapper.Map(entity, model);
                //子集单独映射
                _mapper.ToMapList(entity.Details, model.Details);
                await _context.SaveChangesAsync();
                if (_transaction != null)
                    _transaction.Commit();
                return model;
            }
            catch (Exception ex)
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return null;
            }
        }

        /// <summary>
        /// 导出
        /// </summary>
        /// <param name="dto"></param>
        /// <param name="companyId"></param>
        /// <returns></returns>
        public async Task<(object obj, int total)> GetListField(InStockTaskQueryRequest dto, int companyId)
        {
            return await GetPagedList(dto, companyId);
        }

        /// <summary>
        /// 列表-分页
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<(List<InStockTaskQueryResponse> list, int total)> GetPagedList(InStockTaskQueryRequest dto, int companyId)
        {
            //1.获取物料集合和组织集合和供应商的集合
            var materials = new List<ErpMaterialDto>();
            var materials_result = await _erpService.BillQueryForMaterial();
            if (materials_result.IsSuccess)
                materials = materials_result.Data.ToList();

            //组织集合
            var orgs = new List<ErpOrgDto>();
            var orgs_result = await _erpService.BillQueryForOrg();
            if (orgs_result.IsSuccess)
                orgs = orgs_result.Data.ToList();


            //供应商集合
            var suppliers = new List<ErpSupplierDto>();
            var suppliers_result = await _erpService.BillQueryForSupplier();
            if (suppliers_result.IsSuccess)
                suppliers = suppliers_result.Data.ToList();

            List<int> ids_Receiver = new List<int>();
            List<int> ids_Operator = new List<int>();
            if (!string.IsNullOrEmpty(dto.Receiver) || !string.IsNullOrEmpty(dto.Operator))
            {
                var staffList = await _basicsRepositories.GetStaffListAsync(_loginRepositories.CompanyId);
                ids_Receiver = staffList.Where(w => w.Name.Contains(dto.Receiver)).Select(s => s.Id).ToList();
                ids_Operator = staffList.Where(w => w.Name.Contains(dto.Operator)).Select(s => s.Id).ToList();
            }

            //物料集合；模糊查询后的物料集合
            if (!string.IsNullOrEmpty(dto.MaterialNumber))
                materials = materials.Where(w => w.MaterialNumber.Contains(dto.MaterialNumber)).ToList();

            var query = _context.InStockTaskDetails
                .GroupJoin(_context.InStockTask, detail => detail.Fid, order => order.Id, (detail, orders) => new { detail, orders })
                .SelectMany(x => x.orders.DefaultIfEmpty(), (p, order) => new { p.detail, order })
                .Where(adv => 1 == 1);

            if (!string.IsNullOrEmpty(dto.SourceBillNo))
                query = query.Where(w => EF.Functions.Like(w.order.SourceBillNo, "%" + dto.SourceBillNo + "%"));

            //物料ID在模糊后的物料
            if (!string.IsNullOrEmpty(dto.MaterialNumber))
            {
                if (materials != null && materials.Count != 0)
                {
                    var mids = materials.Select(x => x.MaterialId).ToList();
                    query = query.Where(w => mids.Contains(w.detail.MaterialId));
                }
                else
                    query = query.Where(w => w.detail.MaterialId == 0);
            }

            if (ids_Receiver.Count() > 0)
                query = query.Where(w => ids_Receiver.Contains(w.order.ReceiverId ?? 0));
            if (ids_Operator.Count() > 0)
                query = query.Where(w => ids_Operator.Contains(w.order.ShelferId ?? 0));

            if (dto.SupplierId.HasValue)
                query = query.Where(w => w.detail.SupplierId == dto.SupplierId.Value);

            if (dto.OrgId.HasValue)
                query = query.Where(w => w.detail.OrgId == dto.OrgId.Value);

            if (!string.IsNullOrEmpty(dto.StockCode))
            {
                var splitStrs = dto.StockCode.Split("_$");
                query = query.Where(w => w.detail.StockCode == splitStrs[0] && w.detail.OrgCode == splitStrs[1]);
            }

            if (dto.Type.HasValue)
                query = query.Where(w => (int)w.order.Type == dto.Type.Value);

            if (dto.Status.HasValue)
                query = query.Where(w => (int)w.order.Status == dto.Status.Value);

            if (dto.CreateBeginDate != null)
                query = query.Where(w => w.order.ShelfTime.HasValue && w.order.ShelfTime.Value.Date >= dto.CreateBeginDate.Value);
            if (dto.CreateEndDate != null)
                query = query.Where(w => w.order.ShelfTime.HasValue && w.order.ShelfTime.Value.Date <= dto.CreateEndDate.Value);


            int total = await query.CountAsync();
            var list = await query.Select(s => new InStockTaskQueryResponse()
            {
                Id = s.order.Id,
                DetailsId = s.detail.Id,
                BillNo = s.order.BillNo,
                Type = s.order.Type.GetRemark(),
                Status = s.order.Status.GetRemark(),
                SourceBillNo = s.order.SourceBillNo,
                Supplier = _erpBasicDataExtendService.GetSupplierName(suppliers, s.detail.SupplierId),
                Org = _erpBasicDataExtendService.GetOrgName(orgs, s.detail.OrgId),
                MaterialName = _erpBasicDataExtendService.GetMaterialName(materials, s.detail.MaterialId),
                MaterialNumber = _erpBasicDataExtendService.GetMaterialNumber(materials, s.detail.MaterialId),
                Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, s.detail.MaterialId),
                FactoryPrice = s.detail.FactoryPrice,
                Stock = _singleDataService.GetSingleData(SingleAction.StocksJoinOrgCode, companyId, s.detail.StockCode + s.detail.OrgCode),
                AccruedQty = s.detail.AccruedQty,
                ReceiveQty = s.detail.ReceiveQty,
                RealityQty = s.detail.RealityQty,
                Receiver = s.order.ReceiverId.HasValue ? _singleDataService.GetSingleData(SingleAction.Staffs, companyId, s.order.ReceiverId.Value) : "",
                ReceiveTime = s.order.ReceiveTime.HasValue ? s.order.ReceiveTime.Value.ToString("yyyy-MM-dd HH:mm:ss") : "",
                Shelfer = s.order.ShelferId.HasValue ? _singleDataService.GetSingleData(SingleAction.Staffs, companyId, s.order.ShelferId.Value) : "",
                ShelfTime = s.order.ShelfTime.HasValue ? s.order.ShelfTime.Value.ToString("yyyy-MM-dd HH:mm:ss") : "",
                CreateTime = s.order.CreateTime.ToString("yyyy-MM-dd HH:mm:ss"),
                Remark = s.detail.Remark,
            }).OrderByDescending(x => x.Id).Skip((dto.PageNo - 1) * dto.PageSize).Take(dto.PageSize).ToListAsync();

            return (list, total);
        }
    }
}