public mm getcate(int id)
{
mm mod = null;
string con = ConfigurationManager.ConnectionStrings["mysqlconnection1"].ToString();
using (MySqlConnection c = new MySqlConnection(con))
{
string sql = "select Id,Name,Path from lt_mall_categories where Id=" + id + "";
c.Open();
using (MySqlCommand com = new MySqlCommand(sql, c))
{
using (var dr = com.ExecuteReader())
{
if (dr.HasRows)
{
while (dr.Read())
{
mod = new mm()
{
id = Convert.ToInt32(dr[0]),
name = dr[1].ToString(),
path = dr[2].ToString()
};
}
}
}
}
}
return(mod);
}
/// <summary>
/// 三级分类加载
/// </summary>
/// <returns></returns>
public string mysql()
{
var ajaxlist = new List <mm>();
string con = ConfigurationManager.ConnectionStrings["mysqlconnection1"].ToString();
using (MySqlConnection c = new MySqlConnection(con))
{
string sql = "select Id,Name,Path from lt_mall_categories";
c.Open();
using (MySqlCommand com = new MySqlCommand(sql, c))
{
using (var dr = com.ExecuteReader())
{
if (dr.HasRows)
{
while (dr.Read())
{
var m = new mm()
{
id = Convert.ToInt32(dr[0]),
name = dr[1].ToString(),
path = dr[2].ToString()
};
ajaxlist.Add(m);
}
}
}
}
}
var ViewJson = new List <CategoryJsonModel>();
foreach (var cate in ajaxlist)
{
var patharray = cate.path.Split('|');
var first = patharray.Length > 0 ? Convert.ToInt32(patharray[0]) : 0;
var two = patharray.Length > 1 ? Convert.ToInt32(patharray[1]) : 0;
var three = patharray.Length > 2 ? Convert.ToInt32(patharray[2]) : 0;
var cateone = ajaxlist.Where(t => t.id == first).FirstOrDefault();
var categoryfirst = new CategoryJsonModel()
{
Id = cateone.id,
Name = cateone.name,
SubCategory = new List <SecondLevelCategory>()
};
if (two == 0)
{
ViewJson.Add(categoryfirst);
continue;
}
var catetwo = ajaxlist.Where(t => t.id == two).FirstOrDefault();
var categorytwo = new SecondLevelCategory()
{
Id = catetwo.id,
Name = catetwo.name,
SubCategory = new List <ThirdLevelCategoty>()
};
if (three == 0)
{
var onefloor = ViewJson.FirstOrDefault(t => t.Id == cateone.id);
onefloor.SubCategory.Add(categorytwo);
continue;
}
var catethree = ajaxlist.Where(t => t.id == three).FirstOrDefault();
var categorythree = new ThirdLevelCategoty()
{
Id = catethree.id,
Name = catethree.name
};
categorytwo.SubCategory.Add(categorythree);
var onefloors = ViewJson.FirstOrDefault(t => t.Id == cateone.id);
var twofloors = onefloors.SubCategory.FirstOrDefault(t => t.Id == categorytwo.Id);
twofloors.SubCategory.Add(categorythree);
}
return(JsonConvert.SerializeObject(ViewJson));
}
