/********************************************************************************

** auth： ZH

** date： 2018/12/26

** desc： 批分拓展方法

** Ver.:  V1.0.0

*********************************************************************************/
using HH.WMS.Entitys;
using HH.WMS.Entitys.Common;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using HH.WMS.BLL;
using HH.WMS.Entitys.Entitys;

namespace HH.WMS.WebApi.Extension
{
    public static class BatchesExtension
    {
        #region 批分托盘物料关联主子表，降数量
        /// <summary>
        /// 批分托盘物料关联主子表，降数量
        /// </summary>
        /// <param name="batchesList"></param>
        /// <returns></returns>
        public static List<TN_WM_B_TRAY_ITEM_MSTEntity> BatchesDropTrayItemQty(this List<BatchesEntity> batchesList, bool dropAlloc = true)
        {
            var trayItemMstList = BLLCreator.CreateDapper<TN_WM_B_TRAY_ITEM_MSTEntity>().GetList(new
            {
                CN_S_TRAY_CODE = batchesList.Select(x => x.TrayCode).ToList(),
                CN_S_ITEM_CODE = batchesList.Select(x => x.ItemCode).ToList()
            });
            foreach (var trayItemMst in trayItemMstList)
            {
                trayItemMst.TrayItemDtlList = new List<TN_WM_B_TRAY_ITEM_DTLEntity>();
                //属于当前托盘,当前物料的分拣明细
                var currentBatches = batchesList.Where(x => x.ItemCode == trayItemMst.CN_S_ITEM_CODE && x.TrayCode == trayItemMst.CN_S_TRAY_CODE);
                decimal qty = currentBatches.Sum(y => y.Qty);
                if (qty == 0) continue;

                bool batches = false;
                if (dropAlloc)
                    batches = trayItemMst.CN_F_QUANTITY >= qty &&
                        trayItemMst.CN_F_ALLOC_QTY >= qty;
                else
                    batches = trayItemMst.CN_F_QUANTITY - trayItemMst.CN_F_ALLOC_QTY >= qty;

                if (batches)
                {
                    trayItemMst.CN_F_QUANTITY -= qty;
                    if (dropAlloc)
                        trayItemMst.CN_F_ALLOC_QTY -= qty;

                    trayItemMst.TrayItemDtlList = BLLCreator.CreateDapper<TN_WM_B_TRAY_ITEM_DTLEntity>().GetList(new
                    {
                        CN_PARENT_GUID = trayItemMst.CN_GUID
                    }).OrderBy(x => x.CN_S_LOT_NO).ToList();

                    foreach (var cs in currentBatches)
                    {
                        var csQty = cs.Qty;
                        foreach (var trayItemDtl in trayItemMst.TrayItemDtlList)
                        {
                            if (csQty == 0) break;
                            if (trayItemDtl.CN_F_QUANTITY == 0) continue;
                            if ((string.IsNullOrEmpty(cs.ItemProductionLot) || cs.ItemProductionLot.Equals(trayItemDtl.CN_S_PRODUCTION_BATCH)) &&
                                (string.IsNullOrEmpty(cs.ItemArrivalLot) || cs.ItemArrivalLot.Equals(trayItemDtl.CN_S_LOT_NO)))
                            {
                                if (trayItemDtl.CN_F_QUANTITY >= csQty)
                                {
                                    trayItemDtl.CN_F_QUANTITY -= csQty;
                                    csQty = 0;
                                }
                                else
                                {
                                    csQty -= trayItemDtl.CN_F_QUANTITY;
                                    trayItemDtl.CN_F_QUANTITY = 0;
                                }
                            }
                        }
                    }
                }
            }
            return trayItemMstList;
        }
        #endregion
    }
}