357 lines
15 KiB
C#
357 lines
15 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data;
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using WeiSha.Common;
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using Song.Entities;
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using WeiSha.Data;
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using Song.ServiceInterfaces;
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using System.Data.Common;
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namespace Song.ServiceImpls
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{
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public class StyleCom : IStyle
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{
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#region 导航管理
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/// <summary>
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/// 添加导航项目
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/// </summary>
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/// <param name="entity">业务实体</param>
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public void NaviAdd(Navigation entity)
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{
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entity.Nav_CrtTime = DateTime.Now;
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Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
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if (org != null)
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{
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entity.Org_ID = org.Org_ID;
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entity.Org_Name = org.Org_Name;
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}
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//如果没有排序号，则自动计算
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if (entity.Nav_Tax < 1)
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{
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object obj = Gateway.Default.Max<Navigation>(Navigation._.Nav_Tax,
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Navigation._.Org_ID == entity.Org_ID && Navigation._.Nav_Site == entity.Nav_Site && Navigation._.Nav_Type == entity.Nav_Type && Navigation._.Nav_PID == entity.Nav_PID);
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entity.Nav_Tax = obj is int ? (int)obj + 1 : 0;
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}
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Gateway.Default.Save<Navigation>(entity);
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}
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/// <summary>
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/// 修改
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/// </summary>
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/// <param name="entity">业务实体</param>
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public void NaviSave(Navigation entity)
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{
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//验证父级节点是否正常
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if (entity.Nav_ID == entity.Nav_PID) throw new Exception("请勿将自身设置为父级");
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if (entity.Nav_PID > 0)
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{
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Navigation parent = this.NaviSingle(entity.Nav_PID);
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while (parent.Nav_PID != 0)
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{
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if (entity.Nav_ID == parent.Nav_PID) throw new Exception("请勿将自身的下级设置为父级");
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parent = this.NaviSingle(parent.Nav_PID);
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}
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}
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//假如当前导航的所在父级变化了，排序号重新生成
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Navigation old = this.NaviSingle(entity.Nav_ID);
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if (old != null && old.Nav_PID != entity.Nav_PID)
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{
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object obj = Gateway.Default.Max<Navigation>(Navigation._.Nav_Tax,
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Navigation._.Nav_Site == entity.Nav_Site && Navigation._.Nav_Type == entity.Nav_Type && Navigation._.Nav_PID == entity.Nav_PID);
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entity.Nav_Tax = obj is int ? (int)obj + 1 : 0;
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}
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Gateway.Default.Save<Navigation>(entity);
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}
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/// 删除，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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public void NaviDelete(int identify)
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{
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Navigation nav = NaviSingle(identify);
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if (nav == null) return;
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if (!string.IsNullOrWhiteSpace(nav.Nav_Logo))
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WeiSha.WebControl.FileUpload.Delete("Org", nav.Nav_Logo);
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//
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Navigation[] child = this.NaviChildren(identify, null);
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foreach (Navigation n in child)
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{
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NaviDelete(n.Nav_ID);
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}
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Gateway.Default.Delete<Navigation>(Navigation._.Nav_ID == identify);
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}
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/// <summary>
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/// 获取单一实体对象，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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/// <returns></returns>
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public Navigation NaviSingle(int identify)
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{
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return Gateway.Default.From<Navigation>().Where(Navigation._.Nav_ID == identify).ToFirst<Navigation>();
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}
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/// <summary>
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/// 获取所有导航
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/// </summary>
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/// <param name="isShow">是否在前台显示</param>
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/// <param name="site">站点分类，企业站web，手机站mobi，微网站weixin，默认为web</param>
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/// <param name="type">某一类导航</param>
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/// <returns></returns>
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public Navigation[] NaviAll(bool? isShow, string site, string type, int orgid)
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{
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WhereClip wc = Navigation._.Org_ID == orgid;
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if (isShow != null) wc.And(Navigation._.Nav_IsShow == (bool)isShow);
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//所属站点
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if (!string.IsNullOrWhiteSpace(site) && site.Trim() != "")
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wc.And(Navigation._.Nav_Site == site);
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//导航分类
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if (!string.IsNullOrWhiteSpace(type) && type.Trim() != "")
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wc.And(Navigation._.Nav_Type == type);
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return Gateway.Default.From<Navigation>().Where(wc).OrderBy(Navigation._.Nav_Tax.Asc).ToArray<Navigation>();
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}
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public Navigation[] NaviAll(bool? isShow, string site, string type, int orgid, int pid)
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{
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WhereClip wc = Navigation._.Org_ID == orgid && Navigation._.Nav_ID != Navigation._.Nav_PID;
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if (pid >= 0) wc.And(Navigation._.Nav_PID == pid);
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if (isShow != null) wc.And(Navigation._.Nav_IsShow == (bool)isShow);
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//所属站点
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if (!string.IsNullOrWhiteSpace(site) && site.Trim() != "")
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wc.And(Navigation._.Nav_Site == site);
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//导航分类
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if (!string.IsNullOrWhiteSpace(type) && type.Trim() != "")
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wc.And(Navigation._.Nav_Type == type);
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return Gateway.Default.From<Navigation>().Where(wc).OrderBy(Navigation._.Nav_Tax.Asc).ToArray<Navigation>();
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}
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/// <summary>
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/// 当前分类的下级分类
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/// </summary>
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/// <param name="pId">父级id，如果小于等0，仍作为0使用</param>
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/// <param name="isShow">是否显示</param>
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/// <returns></returns>
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public Navigation[] NaviChildren(int pid, bool? isShow)
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{
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WhereClip wc = Navigation._.Nav_PID == pid;
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if (isShow != null) wc.And(Navigation._.Nav_IsShow == (bool)isShow);
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return Gateway.Default.From<Navigation>().Where(wc).OrderBy(Navigation._.Nav_Tax.Asc).ToArray<Navigation>();
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}
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/// <summary>
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/// 将当前栏目向上移动；仅在当前对象的同层移动，即同一父节点下的对象之间移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
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public bool NaviRemoveUp(int id)
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{
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//当前对象
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Navigation current = Gateway.Default.From<Navigation>().Where(Navigation._.Nav_ID == id).ToFirst<Navigation>();
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int tax = (int)current.Nav_Tax;
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//上一个对象，即兄长对象；兄长不存则直接返回false;
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Navigation prev = Gateway.Default.From<Navigation>().Where(Navigation._.Nav_Tax < tax &&
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Navigation._.Org_ID == current.Org_ID && Navigation._.Nav_Site == current.Nav_Site && Navigation._.Nav_Type == current.Nav_Type && Navigation._.Nav_PID == current.Nav_PID)
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.OrderBy(Navigation._.Nav_Tax.Desc).ToFirst<Navigation>();
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if (prev == null) return false;
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//交换排序号
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current.Nav_Tax = prev.Nav_Tax;
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prev.Nav_Tax = tax;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<Navigation>(current);
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tran.Save<Navigation>(prev);
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tran.Commit();
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return true;
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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}
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/// <summary>
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/// 将当前栏目向下移动；仅在当前对象的同层移动，即同一父节点下的对象之间移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于最底端，则返回false；移动成功，返回true</returns>
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public bool NaviRemoveDown(int id)
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{
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//当前对象
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Navigation current = Gateway.Default.From<Navigation>().Where(Navigation._.Nav_ID == id).ToFirst<Navigation>();
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int tax = (int)current.Nav_Tax;
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//下一个对象，即弟弟对象；弟弟不存则直接返回false;
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Navigation next = Gateway.Default.From<Navigation>().Where(Navigation._.Nav_Tax > tax &&
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Navigation._.Org_ID == current.Org_ID && Navigation._.Nav_Site == current.Nav_Site && Navigation._.Nav_Type == current.Nav_Type && Navigation._.Nav_PID == current.Nav_PID)
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.OrderBy(Navigation._.Nav_Tax.Asc).ToFirst<Navigation>();
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if (next == null) return false;
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//交换排序号
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current.Nav_Tax = next.Nav_Tax;
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next.Nav_Tax = tax;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<Navigation>(current);
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tran.Save<Navigation>(next);
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tran.Commit();
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return true;
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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}
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#endregion
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#region 轮换图片管理
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/// <summary>
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/// 添加轮换图片
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/// </summary>
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/// <param name="entity">业务实体</param>
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public void ShowPicAdd(ShowPicture entity)
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{
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Song.Entities.Organization org = Business.Do<IOrganization>().OrganCurrent();
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if (org != null) entity.Org_ID = org.Org_ID;
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//如果没有排序号，则自动计算
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if (entity.Shp_Tax < 1)
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{
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object obj = Gateway.Default.Max<ShowPicture>(ShowPicture._.Shp_Tax,
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ShowPicture._.Org_ID == entity.Org_ID && ShowPicture._.Shp_Site == entity.Shp_Site);
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entity.Shp_Tax = obj is int ? (int)obj + 1 : 0;
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}
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Gateway.Default.Save<ShowPicture>(entity);
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}
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/// <summary>
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/// 修改
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/// </summary>
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/// <param name="entity">业务实体</param>
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public void ShowPicSave(ShowPicture entity)
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{
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Gateway.Default.Save<ShowPicture>(entity);
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}
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/// 删除，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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public void ShowPicDelete(int identify)
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{
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ShowPicture shp = ShowPicSingle(identify);
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if (shp == null) return;
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if (!string.IsNullOrWhiteSpace(shp.Shp_File))
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WeiSha.WebControl.FileUpload.Delete("ShowPic", shp.Shp_File);
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Gateway.Default.Delete<ShowPicture>(ShowPicture._.Shp_ID == identify);
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}
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/// <summary>
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/// 获取单一实体对象，按主键ID；
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/// </summary>
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/// <param name="identify">实体的主键</param>
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/// <returns></returns>
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public ShowPicture ShowPicSingle(int identify)
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{
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return Gateway.Default.From<ShowPicture>().Where(ShowPicture._.Shp_ID == identify).ToFirst<ShowPicture>();
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}
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/// <summary>
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/// 获取轮换图片
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/// </summary>
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/// <param name="isShow">是否在前台显示</param>
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/// <param name="site">站点分类，企业站web，手机站mobi，微网站weixin，默认为web</param>
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/// <param name="orgid">机构id</param>
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/// <returns></returns>
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public ShowPicture[] ShowPicAll(bool? isShow, string site, int orgid)
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{
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WhereClip wc = ShowPicture._.Org_ID == orgid;
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if (isShow != null) wc.And(ShowPicture._.Shp_IsShow == (bool)isShow);
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//所属站点
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if (!string.IsNullOrWhiteSpace(site) && site.Trim() != "")
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wc.And(ShowPicture._.Shp_Site == site);
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return Gateway.Default.From<ShowPicture>().Where(wc).OrderBy(ShowPicture._.Shp_Tax.Asc).ToArray<ShowPicture>();
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}
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/// <summary>
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/// 将当前项目向上移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
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public bool ShowPicUp(int id)
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{
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//当前对象
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ShowPicture current = Gateway.Default.From<ShowPicture>().Where(ShowPicture._.Shp_ID == id).ToFirst<ShowPicture>();
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int tax = (int)current.Shp_Tax;
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//上一个对象，即兄长对象；兄长不存则直接返回false;
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ShowPicture prev = Gateway.Default.From<ShowPicture>().Where(ShowPicture._.Shp_Tax < tax &&
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ShowPicture._.Org_ID == current.Org_ID && ShowPicture._.Shp_Site == current.Shp_Site)
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.OrderBy(ShowPicture._.Shp_Tax.Desc).ToFirst<ShowPicture>();
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if (prev == null) return false;
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//交换排序号
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current.Shp_Tax = prev.Shp_Tax;
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prev.Shp_Tax = tax;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<ShowPicture>(current);
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tran.Save<ShowPicture>(prev);
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tran.Commit();
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return true;
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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}
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/// <summary>
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/// 将当前项目向下移动；
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/// </summary>
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/// <param name="id"></param>
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/// <returns>如果已经处于顶端，则返回false；移动成功，返回true</returns>
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public bool ShowPicDown(int id)
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{
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//当前对象
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ShowPicture current = Gateway.Default.From<ShowPicture>().Where(ShowPicture._.Shp_ID == id).ToFirst<ShowPicture>();
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int tax = (int)current.Shp_Tax;
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//下一个对象，即弟弟对象；弟弟不存则直接返回false;
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ShowPicture next = Gateway.Default.From<ShowPicture>().Where(ShowPicture._.Shp_Tax > tax &&
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ShowPicture._.Org_ID == current.Org_ID && ShowPicture._.Shp_Site == current.Shp_Site)
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.OrderBy(ShowPicture._.Shp_Tax.Asc).ToFirst<ShowPicture>();
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if (next == null) return false;
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//交换排序号
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current.Shp_Tax = next.Shp_Tax;
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next.Shp_Tax = tax;
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using (DbTrans tran = Gateway.Default.BeginTrans())
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{
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try
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{
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tran.Save<ShowPicture>(current);
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tran.Save<ShowPicture>(next);
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tran.Commit();
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return true;
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}
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catch
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{
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tran.Rollback();
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throw;
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}
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finally
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{
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tran.Close();
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}
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}
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}
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#endregion
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}
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}
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