using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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namespace IStation.BLL
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{
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/// <summary>
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/// 项目
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/// </summary>
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public partial class Project
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{
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private readonly DAL.Project _dal = new DAL.Project();
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#region Cache
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// 获取缓存
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private List<Model.Project> GetCache()
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{
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return CacheHelper<Model.Project>.GetSet(() =>
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{
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var entities = _dal.GetAll();
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var models = Entity2Models(entities);
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if (models == null)
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{
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models = new List<Model.Project>();
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}
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return models;
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}, ConfigHelper.CacheKeepTime, ConfigHelper.CacheRandomTime);
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}
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// 更新缓存
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private void UpdateCache(long id)
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{
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if (id < 1)
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return;
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var entities = _dal.GetByID(id);
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var models = Entity2Model(entities);
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var all = GetCache();
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var model = all.Find(x => x.ID == id);
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if (model == null)
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{
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all.Add(models);
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}
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else
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{
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model.Reset(models);
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}
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}
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// 更新缓存
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private void UpdateCache(List<long> ids)
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{
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if (ids == null || ids.Count() < 1)
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return;
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var entities = _dal.GetByIds(ids);
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var models = Entity2Models(entities);
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var all = GetCache();
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all.RemoveAll(x => ids.Contains(x.ID));
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if (models != null && models.Count > 0)
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{
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all.AddRange(models);
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}
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}
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// 移除缓存
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private void RemoveCache(long id)
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{
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if (id < 1)
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return;
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var all = GetCache();
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all.RemoveAll(x => x.ID == id);
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}
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// 移除缓存
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private void RemoveCache(List<long> ids)
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{
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if (ids == null || ids.Count() < 1)
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return;
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var all = GetCache();
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all.RemoveAll(x => ids.Contains(x.ID));
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}
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#endregion
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#region Get
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/// <summary>
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/// 查询全部
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/// </summary>
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public List<Model.Project> GetAll()
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{
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var all = GetCache();
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return all.ToList();
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}
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/// <summary>
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/// 根据 ID查询
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/// </summary>
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public Model.Project GetByID(long id)
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{
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var all = GetAll();
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return all.Find(x => x.ID == id);
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}
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/// <summary>
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/// 根据 Ids 查询
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/// </summary>
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public List<Model.Project> GetByIds(List<long> ids)
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{
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if (ids == null || ids.Count() < 1)
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return default;
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var all = GetAll();
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return all.Where(x => ids.Contains(x.ID)).ToList();
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}
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#endregion
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#region Insert
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/// <summary>
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/// 插入
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/// </summary>
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public long Insert(Model.Project model)
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{
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if (model == null)
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return default;
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var entity = Model2Entity(model);
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var ID = _dal.Insert(entity);
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if (ID > 0)
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{
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UpdateCache(ID);
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}
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return ID;
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}
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/// <summary>
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/// 批量插入
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/// </summary>
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public bool Inserts(List<Model.Project> models)
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{
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if (models == null || models.Count() < 1)
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return default;
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var entities = Model2Entities(models.ToList());
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var ids = _dal.InsertsR(entities);
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if (ids != null && ids.Count > 0)
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{
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UpdateCache(ids);
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return true;
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}
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return false;
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}
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#endregion
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#region Update
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/// <summary>
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/// 更新
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/// </summary>
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public bool Update(Model.Project model)
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{
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if (model == null)
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return default;
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if (model.ID < 1)
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return default;
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var entity = Model2Entity(model);
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var bol = _dal.Update(entity);
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if (bol)
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{
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UpdateCache(model.ID);
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}
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return bol;
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}
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/// <summary>
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/// 批量更新
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/// </summary>
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public bool Updates(List<Model.Project> models)
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{
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if (models == null || models.Count() < 1)
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return default;
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if (models.ToList().Exists(x => x.ID < 1))
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return default;
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var entities = Model2Entities(models.ToList());
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var bol = _dal.Updates(entities);
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if (bol)
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{
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UpdateCache(models.Select(x => x.ID).ToList());
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}
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return bol;
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}
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#endregion
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#region Exist
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/// <summary>
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/// 根据 ID 判断是否存在
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/// </summary>
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public bool IsExistByID(long id)
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{
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var all = GetAll();
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return all.Exists(x => x.ID == id);
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}
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/// <summary>
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/// 判断TagName是否存在
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/// </summary>
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public bool IsExistTagName(string tagName)
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{
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if (string.IsNullOrEmpty(tagName))
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return default;
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var all = GetAll();
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if (all == null || all.Count < 1)
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return default;
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return all.Exists(x => !string.IsNullOrEmpty(x.TagName) && x.TagName.ToUpper() == tagName.ToUpper());
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}
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/// <summary>
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/// 判断TagName是否存在 ExceptID
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/// </summary>
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public bool IsExistTagNameExceptID(string tagName, long exceptID)
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{
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if (string.IsNullOrEmpty(tagName))
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return default;
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var all = GetAll();
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if (all == null || all.Count < 1)
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return default;
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return all.Exists(x => !string.IsNullOrEmpty(x.TagName) && x.TagName.ToUpper() == tagName.ToUpper() && x.ID != exceptID);
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}
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#endregion
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#region Delete
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/// <summary>
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/// 通过ID删除
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/// </summary>
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public bool DeleteByID(long id, out string msg)
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{
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msg = string.Empty;
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var bol = _dal.DeleteByID(id);
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if (bol)
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{
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RemoveCache(id);
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_dal.RemoveFolder(id);
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}
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return bol;
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}
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#endregion
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#region Cover
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/// <summary>
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/// 批量覆盖
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/// </summary>
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public bool Covers(List<Model.Project> models)
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{
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if (models == null || models.Count() < 1)
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return default;
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var entities = Model2Entities(models);
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var bol = _dal.Covers(entities);
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if (bol)
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{
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CacheHelper<Model.Project>.Remove();
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}
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return bol;
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}
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#endregion
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#region Import
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/// <summary>
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/// 导入
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/// </summary>
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public long Import(string fileName, out string msg)
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{
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if (!File.Exists(fileName))
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{
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msg = "文件不存在";
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return default;
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}
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var id = _dal.Import(fileName, out msg);
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if (id > 0)
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{
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CacheHelper<Model.Project>.Remove();
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}
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return id;
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}
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#endregion
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#region Export
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/// <summary>
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/// 导出
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/// </summary>
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public bool Export(long id, string fileName, out string msg)
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{
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if (id < 1)
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{
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msg = "id<1";
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return default;
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}
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return _dal.Export(id, fileName, out msg);
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}
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#endregion
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}
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}
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