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

namespace IStation.BLL
{
    /// <summary>
    /// 业务
    /// </summary>
    public partial class LogicArea
    {
        private readonly IDAL.ILogicArea<Entity.LogicArea> _dal
     = DAL.Factory.DataAccess.CreateDAL<IDAL.ILogicArea<Entity.LogicArea>>(Settings.DataAccess.LogicDLLName, Settings.DataAccess.DALNameSpace);

        #region Cache 

        //根据 projectId 查询缓存
        private List<Model.LogicArea> GetProjectCache(long projectId)
        {
            return LogicAreaCacheHelper.GetSet(projectId, () =>
            {
                var entities = _dal.QueryAll(projectId);
                var models = Entity2Models(entities);
                if (models == null)
                {
                    models = new List<Model.LogicArea>();
                }
                return models;
            }, ConfigHelper.CacheKeepTime, ConfigHelper.CacheRandomTime);
        }

        //根据 Id 更新缓存
        private void UpdateProjectCache(long projectId, long Id)
        {
            var entity_ds = _dal.QueryById(projectId, Id);
            var model_ds = Entity2Model(entity_ds);
            var all = GetProjectCache(projectId);
            var model = all.Find(x => x.Id == Id);
            if (model == null)
            {
                all.Add(model_ds);
            }
            else
            {
                model.Reset(model_ds);
            }
        }

        //根据 Ids 更新缓存
        private void UpdateProjectCache(long projectId, IEnumerable<long> Ids)
        {
            if (Ids == null || Ids.Count() < 1)
                return;
            var entities = _dal.QueryByIds(projectId, Ids);
            var models = Entity2Models(entities);
            var all = GetProjectCache(projectId);
            all.RemoveAll(x => Ids.Contains(x.Id));
            if (models != null && models.Count > 0)
            {
                all.AddRange(models);
            }
        }

        //根据 Id 移除缓存
        private void RemoveProjectCache(long projectId, long Id)
        {
            var all = GetProjectCache(projectId);
            all.RemoveAll(x => x.Id == Id);
        }

        #endregion

        #region Query 

        /// <summary>
        /// 查询全部
        /// </summary>
        public List<Model.LogicArea> QueryAll(long projectId)
        {
            var all = GetProjectCache(projectId);
            return all.OrderBy(x => x.SortCode).ToList();
        }

        /// <summary>
        /// 根据 Id查询
        /// </summary>
        public Model.LogicArea QueryById(long projectId, long Id)
        {
            var all = QueryAll(projectId);
            return all.Find(x => x.Id == Id);
        }

        /// <summary>
        /// 根据 Ids 查询
        /// </summary>
        public List<Model.LogicArea> QueryByIds(long projectId, IEnumerable<long> Ids)
        {
            if (Ids == null || Ids.Count() < 1)
                return default;
            var all = QueryAll(projectId);
            return all.Where(x => Ids.Contains(x.Id)).ToList();
        }
        #endregion

        #region Insert

        /// <summary>
        /// 插入
        /// </summary>
        public long Insert(long projectId, Model.LogicArea model)
        {
            if (projectId < 1)
                return default;
            if (model == null)
                return default;
            var entities = Model2Entity(model);
            var Id = _dal.Insert(projectId, entities);
            if (Id > 0)
            {
                UpdateProjectCache(projectId, Id);
            }
            return Id;
        }

        /// <summary>
        /// 批量插入
        /// </summary>
        public bool Inserts(long projectId, IEnumerable<Model.LogicArea> list)
        {
            if (projectId < 1)
                return default;
            if (list == null || list.Count() < 1)
                return default;
            var entities = Model2Entities(list.ToList());
            var Ids = _dal.InsertsR(projectId, entities);
            if (Ids != null && Ids.Count > 0)
            {
                UpdateProjectCache(projectId, Ids);
                return true;
            }
            return false;
        }

        #endregion

        #region Update

        /// <summary>
        /// 更新
        /// </summary>
        public bool Update(long projectId, Model.LogicArea model)
        {
            if (projectId < 1)
                return default;
            if (model == null)
                return default;
            if (model.Id < 1)
                return default;
            var entities = Model2Entity(model);
            var bol = _dal.Update(projectId, entities);
            if (bol)
            {
                UpdateProjectCache(projectId, model.Id);
            }
            return bol;
        }

        /// <summary>
        /// 批量更新
        /// </summary>
        public bool Updates(long projectId, List<Model.LogicArea> list)
        {
            if (projectId < 1)
                return default;
            if (list == null || list.Count() < 1)
                return default;
            if (list.ToList().Exists(x => x.Id < 1))
                return default;
            var entities = Model2Entities(list.ToList());
            var bol = _dal.Updates(projectId, entities);
            if (bol)
            {
                UpdateProjectCache(projectId, list.Select(x => x.Id).ToList());
            }
            return bol;
        }

        #endregion

        #region Exist

        /// <summary>
        /// 根据 Id 判断是否存在
        /// </summary>
        public bool IsExistById(long projectId, long Id)
        {
            var all = QueryAll(projectId);
            return all.Exists(x => x.Id == Id);
        }

        /// <summary>
        /// 判断TagName是否存在
        /// </summary>
        public bool IsExistTagName(long projectId, string TagName)
        {
            if (string.IsNullOrEmpty(TagName))
                return default;
            var all = QueryAll(projectId);
            if (all == null || all.Count < 1)
                return default;
            return all.Exists(x => !string.IsNullOrEmpty(x.TagName) && x.TagName.ToUpper() == TagName.ToUpper());
        }

        /// <summary>
        ///  判断TagName是否存在 ExceptId
        /// </summary>
        public bool IsExistTagNameExceptId(long projectId, string TagName, long ExceptID)
        {
            if (string.IsNullOrEmpty(TagName))
                return default;
            var all = QueryAll(projectId);
            if (all == null || all.Count < 1)
                return default;
            return all.Exists(x => !string.IsNullOrEmpty(x.TagName) && x.TagName.ToUpper() == TagName.ToUpper() && x.Id != ExceptID);
        }

        #endregion

        #region Delete

        /// <summary>
        /// 根据 Id 删除
        /// </summary>
        public bool DeleteById(long projectId, long Id, out string msg)
        {
            msg = string.Empty;
            var bol = _dal.DeleteById(projectId, Id);
            if (bol)
            {
                RemoveProjectCache(projectId, Id);
            }
            return bol;
        }

        #endregion

        #region Cover

        /// <summary>
        /// 批量覆盖
        /// </summary>
        public bool Covers(long projectId, IEnumerable<Model.LogicArea> list)
        {
            if (projectId < 1)
                return default;
            if (list == null || list.Count() < 1)
                return default;
            var entities = Model2Entities(list.ToList());
            var bol = _dal.Covers(projectId, entities);
            if (bol)
            {
                LogicAreaCacheHelper.Remove(projectId);
            }
            return bol;
        }

        /// <summary>
        /// 批量覆盖并返回
        /// </summary> 
        public List<Entity.LogicArea> CoversR(long projectId, IEnumerable<Model.LogicArea> list)
        {
            if (projectId < 1)
                return default;
            if (list == null || list.Count() < 1)
                return default;
            var entities = Model2Entities(list.ToList());
            var models = _dal.CoversR(projectId, entities);
            if (models != null && models.Count > 0)
            {
                LogicAreaCacheHelper.Remove(projectId);
            }
            return models;
        }

        #endregion
    }
}