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.Dto.OutStockTask;
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.Mappers;
using WMS.Web.Repositories.Configuration;

namespace WMS.Web.Repositories
{
    public class OutStockTaskRepositories : IOutStockTaskRepositories
    {
        private readonly IMapper _mapper;
        private readonly IServiceProvider _serviceProvider;
        private readonly RepositoryDbContext _context;
        private readonly ISingleDataService _singleDataService;


        public OutStockTaskRepositories(RepositoryDbContext context, IMapper mapper, IServiceProvider serviceProvider,
            ISingleDataService singleDataService)
        {
            _context = context;
            _mapper = mapper;
            _serviceProvider = serviceProvider;
            _singleDataService = singleDataService;
        }
        /// <summary>
        /// 新增
        /// </summary>
        /// <param name="entity"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<OutStockTask> Add(OutStockTask entity, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();
            try
            {
                await _context.OutStockTask.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>
        /// 批量删除(合并后删除原数据)
        /// </summary>
        /// <param name="ids"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<bool> DeleteEntityList(List<int> ids, bool isTransaction = true)
        {
            IDbContextTransaction _transaction = null;
            if (isTransaction)
                _transaction = _context.Database.BeginTransaction();

            try
            {
                var res_list = await _context.OutStockTask
                .Include(s => s.Details)
                .Where(f => ids.Contains(f.Id))
                .ToListAsync();

                _context.OutStockTask.RemoveRange(res_list);
                await _context.SaveChangesAsync();

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

        /// <summary>
        /// 批量修改
        /// </summary>
        /// <param name="entitys"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<bool> EditEntityList(List<OutStockTask> 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.OutStockTask
                    .Include(s => s.Details)
                    .Where(f => list.Contains(f.Id)).ToListAsync();

                _mapper.ToMapList(entitys, res);
                _mapper.ToMapList(entitys.SelectMany(s => s.Details).ToList(), res.SelectMany(s => s.Details).ToList());

                await _context.SaveChangesAsync();
                if (_transaction != null)
                    _transaction.Commit();
            }
            catch (Exception ex)
            {
                if (_transaction != null)
                    _transaction.Rollback();
                return false;
            }
            return true;

        }
        /// <summary>
        /// 根据单据头id获取数据
        /// </summary>
        /// <param name="ids"></param>
        /// <returns></returns>
        public async Task<List<OutStockTask>> GetEntityList(List<int> ids)
        {
            var res = await _context.OutStockTask
                .Include(s => s.Details)
                .Where(f => ids.Contains(f.Id))
                .ToListAsync();

            return res.Clone();
        }

        /// <summary>
        /// 列表
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<(List<OutStockTaskQueryInfoResponse> list, int total)> GetListAsync(OutStockTaskQueryRequest dto)
        {
            var query = _context.OutStockTaskDetails
                .GroupJoin(_context.OutStockTask, 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.order.Id)
               .Where(adv => 1 == 1);

            if (dto.CreateBeginDate != null)
                query = query.Where(w => w.order.OperateTime >= dto.CreateBeginDate);
            if (dto.CreateEndDate != null)
                query = query.Where(w => w.order.OperateTime <= dto.CreateEndDate);
            //组装
            int total = await query.CountAsync();
            var list = await query.Select(s => new OutStockTaskQueryInfoResponse()
            {
                #region dto组装
                Id = 0,
                DetailId=0,
                BillNo =s.order.BillNo,
                Status = "",
                Type = "",
                CreateTime = s.order.OperateTime.DateToStringSeconds(),
                Stock = "",
                SourceBillNo = "",
                SaleBillNo = "",
                DeliveryOrg = "",
                ReceiptCustomer = "",
                MaterialName = "",
                MaterialNumber = "",
                Specifications = ""
                #endregion

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