using IStation.Untity;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IStation.Service
{
    /// <summary>
    /// 业务清单
    /// </summary>
    public partial class LogicTree
    {
        #region Cache

        //通过 CorpID 获取缓存
        private List<Model.LogicTree> GetCorpCache(long CorpID)
        {
            return LogicTreeCacheHelper.GetSet(CorpID, () =>
            {
                var dal = new DAL.LogicTree();
                var entity_list = dal.GetByCorpID(CorpID);
                var model_list = Entity2Models(entity_list);
                if (model_list == null)
                {
                    model_list = new List<Model.LogicTree>();
                }
                return model_list;
            }, ConfigHelper.CacheKeepTime, ConfigHelper.CacheRandomTime);
        }

        //通过 ID 更新缓存
        private void UpdateCorpCache(long CorpID, long ID)
        {
            var dal = new DAL.LogicTree();
            var entity_ds = dal.GetByID(CorpID, ID);
            var model_ds = Entity2Model(entity_ds);
            var all = GetCorpCache(CorpID);
            var model = all.Find(x => x.ID == ID);
            if (model == null)
            {
                all.Add(model_ds);
            }
            else
            {
                model.Reset(model_ds);
            }
        }

        //通过 Ids 更新缓存
        private void UpdateCorpCache(long CorpID, List<long> Ids)
        {
            if (Ids == null || Ids.Count() < 1)
                return;
            var dal = new DAL.LogicTree();
            var entity_list = dal.GetByIds(CorpID, Ids);
            var model_list = Entity2Models(entity_list);
            var all = GetCorpCache(CorpID);
            all.RemoveAll(x => Ids.Contains(x.ID));
            if (model_list != null && model_list.Count > 0)
            {
                all.AddRange(model_list);
            }
        }

        //通过 ID 移除缓存
        private void RemoveCorpCache(long CorpID, long ID)
        {
            var all = GetCorpCache(CorpID);
            all.RemoveAll(x => x.ID == ID);
        }

        #endregion

        #region Query

        /// <summary>
        /// 通过 CorpID 获取
        /// </summary>
        public List<Model.LogicTree> GetByCorpID(long CorpID)
        {
            var all = GetCorpCache(CorpID);
            return all.OrderBy(x => x.ParentIds.Count).ThenBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 通过 ID 获取
        /// </summary>
        public Model.LogicTree GetByID(long CorpID, long ID)
        {
            var all = GetByCorpID(CorpID);
            return all.Find(x => x.ID == ID);
        }

        /// <summary>
        /// 通过 Ids 获取
        /// </summary>
        public List<Model.LogicTree> GetByIds(long CorpID, List<long> Ids)
        {
            if (Ids == null || Ids.Count() < 1)
                return default;
            var all = GetByCorpID(CorpID);
            return all.Where(x => Ids.Contains(x.ID)).OrderBy(x => x.ParentIds.Count).ThenBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 通过 CatalogID 获取
        /// </summary>
        public List<Model.LogicTree> GetByCatalogID(long CorpID, long CatalogID)
        {
            var all = GetByCorpID(CorpID);
            return all.Where(x => x.CatalogID == CatalogID).OrderBy(x => x.ParentIds.Count).ThenBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 通过 ID 获取子项
        /// </summary>
        public List<Model.LogicTree> GetChildrenByID(long CorpID, long ID)
        {
            var all = GetByCorpID(CorpID);
            return all.Where(x => x.ParentIds.Contains(ID)).OrderBy(x => x.ParentIds.Count).ThenBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 通过 ID 获取子项及自身
        /// </summary>
        public List<Model.LogicTree> GetChildAndSelfByID(long CorpID, long ID)
        {
            var all = GetByCorpID(CorpID);
            return all.Where(x => x.ID == ID || x.ParentIds.Contains(ID)).OrderBy(x => x.ParentIds.Count).ThenBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 通过 CorpID 获取拓展
        /// </summary>
        public List<Model.LogicTreeEx> GetExByCorpID(long CorpID)
        {
            var all = GetByCorpID(CorpID);
            return ToExList(all);
        }

        /// <summary>
        /// 通过 CatalogID 获取拓展
        /// </summary>
        public List<Model.LogicTreeEx> GetExByCatalogID(long CorpID, long CatalogID)
        {
            var all = GetByCatalogID(CorpID, CatalogID);
            return ToExList(all);
        }

        /// <summary>
        /// 通过 ID 获取子项拓展
        /// </summary>
        public List<Model.LogicTreeEx> GetExChildrenByID(long CorpID, long ID)
        {
            var all = GetChildrenByID(CorpID, ID);
            return ToExList(all);
        }

        /// <summary>
        /// 通过 ID 获取子项及自身
        /// </summary>
        public List<Model.LogicTreeEx> GetExChildAndSelfByID(long CorpID, long ID)
        {
            var all = GetChildAndSelfByID(CorpID, ID);
            return ToExList(all);
        }

        //ToExList
        private List<Model.LogicTreeEx> ToExList(List<Model.LogicTree> list)
        {
            var logic_object_service = new Service.LogicObject();
            return list?.Select(x => {
                var logicName = logic_object_service.GetLogicName(x.CorpID, x.LogicType, x.LogicID);
                var description = logic_object_service.GetDescription(x.CorpID, x.LogicType, x.LogicID);
                return new Model.LogicTreeEx(x, logicName, description);
            }).ToList();
        }

        #endregion

        #region Insert

        /// <summary>
        /// 插入一条数据
        /// </summary>
        public long Insert(Model.LogicTree model)
        {
            if (model == null)
                return default;
            if (model.CorpID < 1)
                return default;
            var dal = new DAL.LogicTree();
            var entity = Model2Entity(model);
            var id = dal.Insert(entity);
            if (id > 0)
            {
                UpdateCorpCache(model.CorpID, id);
            }
            return id;
        }

        /// <summary>
        /// 插入多条
        /// </summary>
        public bool Inserts(List<Model.LogicTree> list)
        {
            if (list == null || list.Count() < 1)
                return default;
            var corpIds = list.Select(x => x.CorpID).Distinct().ToList();
            if (corpIds.Count != 1 || corpIds[0] < 1)
                return default;
            var dal = new DAL.LogicTree();
            var entity_list = Model2Entities(list.ToList());
            var ids = dal.InsertsR(entity_list);
            if (ids != null && ids.Count > 0)
            {
                UpdateCorpCache(corpIds[0], ids);
                return true;
            }
            return false;
        }

        #endregion

        #region Update

        /// <summary>
        /// 更新一条
        /// </summary>
        public bool Update(Model.LogicTree model)
        {
            if (model == null)
                return default;
            if (model.CorpID < 1)
                return default;
            if (model.ID < 1)
                return default;
            var dal = new DAL.LogicTree();
            var entity = Model2Entity(model);
            var bol = dal.Update(entity);
            if (bol)
            {
                UpdateCorpCache(model.CorpID, model.ID);
            }
            return bol;
        }

        /// <summary>
        /// 更新多条
        /// </summary>
        public bool Updates(List<Model.LogicTree> list)
        {
            if (list == null || list.Count() < 1)
                return default;
            var corpIds = list.Select(x => x.CorpID).Distinct().ToList();
            if (corpIds.Count != 1 || corpIds[0] < 1)
                return default;
            if (list.ToList().Exists(x => x.ID < 1))
                return default;
            var dal = new DAL.LogicTree();
            var entity_list = Model2Entities(list.ToList());
            var bol = dal.Updates(entity_list);
            if (bol)
            {
                UpdateCorpCache(corpIds[0], list.Select(x => x.ID).ToList());
            }
            return bol;
        }

        /// <summary>
        /// 更新排序码
        /// </summary>
        public bool UpdateSortCode(long CorpID, long ID, int SortCode)
        {
            var dal = new DAL.LogicTree();
            var bol = dal.UpdateSortCode(CorpID, ID, SortCode);
            if (bol)
            {
                UpdateCorpCache(CorpID, ID);
            }
            return bol;
        }

        /// <summary>
        /// 更新排序
        /// </summary>
        public bool UpdateSorter(long CorpID, IEnumerable<Model.Sorter> sorters)
        {
            if (sorters == null || sorters.Count() < 1)
                return default;
            var dal = new DAL.LogicTree();
            var bol = dal.UpdateSorter(CorpID, sorters.ToEntityList());
            if (bol)
            {
                UpdateCorpCache(CorpID, sorters.Select(x => x.ID).ToList());
            }
            return bol;
        }

        /// <summary>
        /// 更新树排序码
        /// </summary>
        public bool UpdateTreeSortCode(long CorpID, long ID, List<long> ParentIds, int SortCode)
        {
            if (ID < 1)
                return default;
            var dal = new DAL.LogicTree();
            var bol = dal.UpdateTreeSortCode(CorpID, ID, TreeParentIdsHelper.ToString(ParentIds), SortCode);
            if (bol)
            {
                UpdateCorpCache(CorpID, ID);
            }
            return bol;
        }

        /// <summary>
        /// 更新树排序
        /// </summary>
        public bool UpdateTreeSorter(long CorpID, List<Model.TreeSorter> sorters)
        {
            if (sorters == null || sorters.Count() < 1)
                return default;
            var dal = new DAL.LogicTree();
            var bol = dal.UpdateTreeSorter(CorpID, sorters.ToEntityList());
            if (bol)
            {
                UpdateCorpCache(CorpID, sorters.Select(x => x.ID).ToList());
            }
            return bol;
        }

        #endregion

        #region Delete

        /// <summary>
        /// 通过 ID 删除
        /// </summary>
        public bool DeleteByID(long CorpID, long ID, out string Msg)
        {
            Msg = string.Empty;
            var dal = new DAL.LogicTree();
            var bol = dal.DeleteByID(CorpID, ID);
            if (bol)
            {
                RemoveCorpCache(CorpID, ID);
            }
            return bol;
        }

        #endregion




    }
}