using AutoMapper;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WMS.Web.Core.Dto.Inventory;
using WMS.Web.Core.Internal.Results;
using WMS.Web.Domain.Entitys;
using WMS.Web.Domain.Infrastructure;
using WMS.Web.Domain.IService;
using WMS.Web.Domain.IService.Public;
using WMS.Web.Domain.Services.Public;
using WMS.Web.Domain.Values;

namespace WMS.Web.Domain.Services
{
    /// <summary>
    /// 物料收发明细：服务
    /// </summary>
    public class InventoryInOutDetailsService: IInventoryInOutDetailsService
    {
        private readonly IMapper _mapper;
        private readonly ILoginRepositories _loginRepositories;
        private readonly IBoxRepositories _boxRepositories;
        private readonly ISerialNumbersRepositories _serialNumbersRepositories;
        private readonly IInventoryDetailsRepositories _inventoryDetailsRepositories;
        private readonly IInventoryInOutDetailsRepositories _inventoryInOutDetailsRepositories;
        public InventoryInOutDetailsService(IMapper mapper, IBoxRepositories boxRepositories,
            ILoginRepositories loginRepositories,
            ISerialNumbersRepositories serialNumbersRepositories,
            IInventoryDetailsRepositories inventoryDetailsRepositories,
            IInventoryInOutDetailsRepositories inventoryInOutDetailsRepositories)
        {
            _mapper = mapper;
            _loginRepositories = loginRepositories;
            _boxRepositories = boxRepositories;
            _inventoryDetailsRepositories = inventoryDetailsRepositories;
            _serialNumbersRepositories = serialNumbersRepositories;
            _inventoryInOutDetailsRepositories = inventoryInOutDetailsRepositories;
        }

        /// <summary>
        /// 生成：物料收发明细
        /// </summary>
        /// <param name="dtos"></param>
        /// <param name="isTransaction"></param>
        /// <returns></returns>
        public async Task<Result> GenerateInOrOutDetails(List<InventoryInOutDetailsGenerateDto> dtos,bool isTransaction) 
        {
           
            //找到物料对应的即时库存明细
            var orgCodes = dtos.Select(x => x.OrgCode).ToList();
            var materialNumbers = dtos.Select(x => x.MaterialNumber).ToList();
            var stockCodes = dtos.GroupBy(x => x.StockCode).Select(x => x.Key).ToList();
            var inventoryDetails=await _inventoryDetailsRepositories.GetListBy(materialNumbers, stockCodes, orgCodes);

            //还要汇总出：只对仓库的库存合集，不要仓位
            var inventoryDetailsTotal = inventoryDetails.GroupBy(x => new { x.OrgCode, x.MaterialNumber, x.StockCode })
                .Select(x => new
                {
                    OrgCode = x.Key.OrgCode,
                    MaterialNumber = x.Key.MaterialNumber,
                    StockCode = x.Key.StockCode,
                    Qty = x.Sum(t => t.Qty)
                }).ToList();

            //1.创建要新增的对象
            var add_entitys = new List<InventoryInOutDetails>();

            //2.遍历：box库存来源数据明细
            foreach (var dto in dtos)
            {
                //2.1当前的即时库存明细
                var currentDetail= inventoryDetailsTotal.Where(x => 
                x.MaterialNumber == dto.MaterialNumber &&
                x.StockCode == dto.StockCode &&
                x.OrgCode==dto.OrgCode).FirstOrDefault();
                
                //2.2组装物料收发明细实体
                var entity = _mapper.Map<InventoryInOutDetails>(dto);
                entity.SurplusQty = currentDetail == null ? 0 : currentDetail.Qty;
                entity.Create(_loginRepositories.StaffId);
                add_entitys.Add(entity);
            }

            var isSuccess = true;
            if (add_entitys.Count != 0) 
            {
                isSuccess = await _inventoryInOutDetailsRepositories.AddRange(add_entitys, isTransaction);
                if(!isSuccess)
                    return Result.ReFailure(ResultCodes.InventoryInOutDetailsWriteError);
            }

            return Result.ReSuccess();
        }

        /// <summary>
        ///  生成dto
        /// </summary>
        /// <param name="boxId"></param>
        /// <param name="materialNumber"></param>
        /// <param name="orgCode"></param>
        /// <param name="stockCode"></param>
        /// <param name="subStockCode"></param>
        /// <param name="orderType"></param>
        /// <param name="billNo"></param>
        /// <param name="qty"></param>
        /// <param name="inventoryInOutType"></param>
        /// <returns></returns>
        public InventoryInOutDetailsGenerateDto GenerateDto(int boxId,string materialNumber, string orgCode,string stockCode, string subStockCode, OrderType orderType,string billNo,decimal qty, InventoryInOutType inventoryInOutType) 
        {
            var item = new InventoryInOutDetailsGenerateDto();
            item.BoxId = boxId;
            item.MaterialNumber = materialNumber;
            item.OrgCode = orgCode;
            item.StockCode = stockCode;
            item.SubStockCode = subStockCode;
            item.OrderType = (int)orderType;
            item.OrderBillNo = billNo;
            item.Qty = qty;
            item.InventoryInOutType = (int)inventoryInOutType;
            return item;
        }
    }
}