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.TakeStock;
using WMS.Web.Core.Help;
using WMS.Web.Domain.Entitys;
using WMS.Web.Domain.Infrastructure;
using WMS.Web.Domain.IService.Public;
using WMS.Web.Domain.Values;
using WMS.Web.Domain.Values.Single;
using WMS.Web.Repositories.Configuration;

namespace WMS.Web.Repositories
{
    public class TakeStockRepositories : ITakeStockRepositories
    {
        private readonly IMapper _mapper;
        private readonly IServiceProvider _serviceProvider;
        private readonly RepositoryDbContext _context;
        private readonly ISingleDataService _singleDataService;
        private readonly ILoginRepositories _loginRepositories;
        private readonly IErpService _erpService;
        private readonly IErpBasicDataExtendService _erpBasicDataExtendService;


        public TakeStockRepositories(RepositoryDbContext context, IMapper mapper, IServiceProvider serviceProvider,
            ISingleDataService singleDataService, ILoginRepositories loginRepositories, IErpService erpService
            , IErpBasicDataExtendService erpBasicDataExtendService)
        {
            _context = context;
            _mapper = mapper;
            _serviceProvider = serviceProvider;
            _singleDataService = singleDataService;
            _loginRepositories = loginRepositories;
            _erpService = erpService;
        }
        /// <summary>
        /// 新增
        /// </summary>
        /// <param name="entity"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<TakeStock> Add(TakeStock entity, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();
            try
            {
                await _context.TakeStock.AddAsync(entity);
                await _context.SaveChangesAsync();

                if (string.IsNullOrEmpty(entity.BillNo))
                {
                    entity.GenerateNo();
                    await _context.SaveChangesAsync();
                }

                if (_transaction != null)
                    _transaction.Commit();
                return entity;
            }
            catch (Exception ex)
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return null;
            }

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

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

            try
            {
                var res = await _context.TakeStock
                         .FirstOrDefaultAsync(f => f.Id == entity.Id);
                if (res == null) return null;

                _mapper.Map(entity, res);
                await _context.SaveChangesAsync();

                if (_transaction != null)
                    _transaction.Commit();

                return res;
            }
            catch (Exception)
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return null;
            }
        }

        public async Task<List<TakeStock>> GetEntityList(List<int> ids)
        {
            var res = await _context.TakeStock
               .Where(f => ids.Contains(f.Id))
               .ToListAsync();

            return res.Clone();
        }

        /// <summary>
        /// 盘点单列表
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<(List<TakeStockQueryInfoResponse> list, int total)> GetListAsync(TakeStockQueryRequest dto)
        {
            //1.获取物料集合
            var materials_result = await _erpService.BillQueryForMaterial();
            if (!materials_result.IsSuccess)
                return (new List<TakeStockQueryInfoResponse>(), 0);
            var materials = materials_result.Data.ToList();

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

            if (dto.ResultType != null)
                query = query.Where(w => w.ResultType == (TakeStockType)dto.ResultType);
            if (!string.IsNullOrEmpty(dto.BillNo))
                query = query.Where(w => EF.Functions.Like(w.BillNo, "%" + dto.BillNo + "%"));
            if (!string.IsNullOrEmpty(dto.StockCode))
                query = query.Where(w => w.StockCode == dto.StockCode);
            if (dto.DateBeginDate != null)
                query = query.Where(w => w.Date >= dto.DateBeginDate);
            if (dto.DateEndDate != null)
                query = query.Where(w => w.Date <= dto.DateEndDate);
            //组装
            int total = await query.CountAsync();
            var list = await query.Select(s => new TakeStockQueryInfoResponse()
            {
                #region dto组装
                Id = s.Id,
                BillNo = s.BillNo,
                Unit = _erpBasicDataExtendService.GetMaterialUnitName(materials, s.MaterialId),
                Stock = _singleDataService.GetSingleData(SingleAction.Stocks, _loginRepositories.CompanyId, s.StockCode),
                SubStock = _singleDataService.GetSingleData(SingleAction.SubStocks, _loginRepositories.CompanyId, s.SubStockCode),
                BeforeQty = s.BeforeQty,
                AfterQty = s.AfterQty,
                FinalQty = s.FinalQty,
                ResultType = s.ResultType.GetRemark(),
                Remark = s.Remark,
                Creator = _singleDataService.GetSingleData(SingleAction.Staffs, _loginRepositories.CompanyId, s.CreatorId),
                Date = s.Date.DateToStringSeconds(),
                SuccessSync = s.SuccessSync
                #endregion

            }).Skip((dto.PageNo - 1) * dto.PageSize).Take(dto.PageSize).ToListAsync();
            return (list, total);
        }
    }
}