Non puoi selezionare più di 25 argomenti
Gli argomenti devono iniziare con una lettera o un numero, possono includere trattini ('-') e possono essere lunghi fino a 35 caratteri.
121 righe
4.0 KiB
121 righe
4.0 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using System.Data;
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using Basic;
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using System.Collections;
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/// <summary>
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/// 网站配置
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/// </summary>
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namespace Basic.BLL
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{
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public class product
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{
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public static string GetParentWhere(int _parentid)
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{
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Basic.BLL.product bllp = new Basic.BLL.product();
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string strWhereParentId = _parentid.ToString();
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strWhereParentId += bllp.GetChild("", _parentid);
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return strWhereParentId;
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}
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private string GetChild(string strAllChild, int _parentid)
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{
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Basic.DAL.pro_class dalpc = new Basic.DAL.pro_class();
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DataTable dt = dalpc.GetList(_parentid);
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for (int i = 0; i < dt.Rows.Count; i++)
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{
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int childId = Convert.ToInt32(dt.Rows[i]["id"].ToString());
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strAllChild += "," + childId;
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strAllChild = GetChild(strAllChild, childId);
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}
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return strAllChild;
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}
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/// <summary>
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/// 取顶级父级的id
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/// </summary>
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/// <param name="_classid"></param>
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/// <returns></returns>
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public static int GetParentId(int _classid)
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{
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int _parentId = _classid;
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int _parent2 = 0;
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while (_parentId > 0)
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{
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_parent2 = _parentId;
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Basic.DAL.pro_class dalp = new Basic.DAL.pro_class();
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Basic.Model.pro_class modelp = dalp.GetModel(_parentId);
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if (modelp != null)
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{
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_parentId = modelp.parent_id;
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}
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}
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return _parent2;
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}
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public static Hashtable GetParentListName(int _classid)
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{
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Hashtable htList = new Hashtable();
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int _parentId = _classid;
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int i = 0;
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while (_parentId > 0)
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{
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Basic.DAL.pro_class dalp = new Basic.DAL.pro_class();
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Basic.Model.pro_class modelparent = dalp.GetModel(_parentId);
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i++;
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htList.Add("title"+i, modelparent.title);
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htList.Add("id"+i, modelparent.id);
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if (modelparent != null)
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{
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_parentId = modelparent.parent_id;
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}
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}
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return htList;
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}
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/// <summary>
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/// 根据某一个列，来获得排列的值
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/// </summary>
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/// <param name="strWhere"></param>
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/// <param name="key"></param>
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/// <returns></returns>
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public static DataTable GetListGroup(string strWhere,string key)
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{
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BasicPage bp=new BasicPage();
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DataTable dt = bp.SelectDataBase("news", "select " + key + ",count(id) as countid from tb_product where " + key + "<>'' and " + key + " is not null and " + strWhere + " group by " + key + " order by count(id) desc").Tables[0];
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return dt;
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}
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/// <summary>
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/// 获取价格范围
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/// </summary>
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/// <param name="strWhere"></param>
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/// <returns></returns>
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public static string[] GetPriceRange(string strWhere)
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{
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Basic.DAL.product dalp = new Basic.DAL.product();
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Decimal deMax = dalp.GetMaxPrice(strWhere);
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int intCount = 0;
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if (deMax % 100.00m > 0.00m)
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{
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intCount = (Convert.ToInt32((deMax-(deMax % 100.00m)) / 100.00m) + 1);
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}
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else
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{
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intCount = Convert.ToInt32( deMax / 100.00m) ;
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}
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string[] ArrayRange=new string[ intCount ];
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for (int i = 0; i < intCount; i++)
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{
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ArrayRange[i] = (i*100)+"-"+((i+1)*100);
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}
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return ArrayRange;
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}
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}
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}
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