using Aucma.Scada.Model.domain;
using HighWayIot.Common;
using HighWayIot.Log4net;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;

namespace HighWayIot.Repository.service.Impl
{
    public class BaseSpaceInfoServiceImpl : IBaseSpaceInfoService
    {
        private Repository<BaseSpaceInfo> _mesRepository = new Repository<BaseSpaceInfo>("mes");

        private LogHelper logHelper = LogHelper.Instance;

        private JsonChange jsonChange = JsonChange.Instance;

        /// <summary>
        /// 入库通过物料类型获取指定货道，如果没有对应类型的货道返回空白类型的货道
        /// </summary>
        /// <param name="store"></param>
        /// <param name="materialType"></param>
        /// <returns></returns>
        public BaseSpaceInfo InStoreGetSpaceInfoByMaterialType(string store, string materialType)
        {
            BaseSpaceInfo spaceInfo = null;
            List<BaseSpaceInfo> spaceInfos;
            try
            {
                Expression<Func<BaseSpaceInfo, bool>> exp = s1 => true;
                exp = exp.And(x => x.storeCode == store && x.materialType == materialType && x.spaceStatus == 1 && x.spaceCapacity != (x.spaceStock + x.onRouteAmount)); //相同型号、启用状态、库存未满的货道信息

                spaceInfos = _mesRepository.GetList(exp);

                if (spaceInfos.Count == 0) //没有指定该类型物料的货道信息，需获取空白货道信息进行分配
                {
                    spaceInfos = GetEmptySpaceInfo();
                }
                logHelper.Info($"根据仓库{store}；物料：{materialType}；获取到的货道信息：{jsonChange.ModeToJson(spaceInfos)}");
                spaceInfo = inStoreFilter(spaceInfos);
                logHelper.Info($"仓库{store}；物料：{materialType}；匹配的入库货道信息：{jsonChange.ModeToJson(spaceInfo)}");

                spaceInfo.materialType = materialType;
            }
            catch (Exception ex)
            {
                logHelper.Error("入库通过物料类型获取货道信息异常", ex);
            }
            return spaceInfo;
        }

        /// <summary>
        /// 入库过滤逻辑
        /// </summary>
        /// <param name="spaceInfos"></param>
        private BaseSpaceInfo inStoreFilter(List<BaseSpaceInfo> spaceInfos)
        {
            BaseSpaceInfo spaceInfo = null;
            if (spaceInfos.Count > 0)
            {
                //获取库存未满库存最多的货道
                spaceInfo = spaceInfos.Where(x => x.spaceCapacity != x.spaceStock).OrderByDescending(x => x.spaceStock).First();
            }
            else
            {
                logHelper.Info("入库过滤未获取到匹配的货道信息");
            }

            return spaceInfo;
        }

        /// <summary>
        /// 获取空货道：未分配物料型号的空白货道
        /// </summary>
        /// <returns></returns>
        private List<BaseSpaceInfo> GetEmptySpaceInfo()
        {
            List<BaseSpaceInfo> spaceInfos = null;
            try
            {
                Expression<Func<BaseSpaceInfo, bool>> exp = s1 => true;
                exp = exp.And(x => x.materialType == null && x.spaceCapacity != x.spaceStock);
                spaceInfos = _mesRepository.GetList(exp);
            }
            catch (Exception ex)
            {
                logHelper.Error("获取空货道异常", ex);
            }
            return spaceInfos;
        }

        /// <summary>
        /// 出库通过物料类型获取指定货道
        /// </summary>
        /// <param name="store"></param>
        /// <param name="materialType"></param>
        /// <returns></returns>
        public BaseSpaceInfo OutStoreGetSpaceInfoByMaterialCode(string store, string materialType)
        {
            BaseSpaceInfo spaceInfo = null;
            List<BaseSpaceInfo> spaceInfos;
            try
            {
                Expression<Func<BaseSpaceInfo, bool>> exp = s1 => true;
                exp = exp.And(x => x.storeCode == store && x.materialType == materialType && x.spaceStatus == 1 && x.spaceStock > 0); //相同型号、启用状态、库存不为空的货道信息

                spaceInfos = _mesRepository.GetList(exp);

                logHelper.Info($"根据仓库{store}；物料：{materialType}；获取到的货道信息：{jsonChange.ModeToJson(spaceInfos)}");
                spaceInfo = outStoreFilter(spaceInfos);
                logHelper.Info($"仓库{store}；物料：{materialType}；匹配的入库货道信息：{jsonChange.ModeToJson(spaceInfo)}");
            }
            catch (Exception ex)
            {
                logHelper.Error("出库通过物料类型获取货道信息异常", ex);
            }
            return spaceInfo;
        }

        /// <summary>
        /// 出库过滤逻辑
        /// </summary>
        /// <param name="spaceInfos"></param>
        private BaseSpaceInfo outStoreFilter(List<BaseSpaceInfo> spaceInfos)
        {
            BaseSpaceInfo spaceInfo = null;
            if (spaceInfos.Count > 0)
            {
                //获取库存最少的货道（优先清空货道）
                spaceInfo = spaceInfos.Where(x => x.spaceStock > 0).OrderBy(x => x.spaceStock).First();
            }
            else
            {
                logHelper.Info("出库过滤未获取到匹配的货道信息");
            }

            return spaceInfo;
        }

        /// <summary>
        /// 通过货道编号获取货道信息
        /// </summary>
        /// <param name="store"></param>
        /// <param name="spaceCode"></param>
        /// <returns></returns>
        public BaseSpaceInfo GetSpaceInfoBySpaceCode(string store, string spaceCode)
        {
            BaseSpaceInfo spaceInfo = null;
            try
            {
                spaceInfo = _mesRepository.GetFirst(x => x.storeCode == store && x.spaceCode == spaceCode);
            }
            catch (Exception ex)
            {
                logHelper.Error("通过货道编号获取货道信息异常", ex);
            }
            return spaceInfo;
        }

        /// <summary>
        /// 通过仓库编号获取货道信息
        /// </summary>
        /// <param name="storeCode"></param>
        /// <returns></returns>
        public List<BaseSpaceInfo> GetSpaceInfosByStoreCode(string storeCode)
        {
            List<BaseSpaceInfo> spaceInfos = null;
            try
            {
                spaceInfos = _mesRepository.GetList(x => x.storeCode == storeCode).ToList();
            }
            catch (Exception ex)
            {
                logHelper.Error("获取货道信息异常", ex);
            }
            return spaceInfos;
        }

        /// <summary>
        /// 更新货道信息
        /// </summary>
        /// <param name="spaceInfo"></param>
        /// <returns></returns>
        public bool UpdateSpaceInfo(BaseSpaceInfo spaceInfo)
        {
            bool result = false;
            try
            {
                result = _mesRepository.Update(spaceInfo);
            }
            catch (Exception ex)
            {
                logHelper.Error("更新货道信息异常", ex);
            }
            return result;
        }
    }
}