/// <summary>
/// 添加一条数据
/// </summary>
/// <param name="category"></param>
/// <returns></returns>
public bool Add(CategoryInfo category)
{
StringBuilder sql = new StringBuilder();
sql.Append("inser into BigDog_Category (Category_Name,Description,Link_Url)");
sql.Append("values(@Category_Name,@Description,@Link_Url)");
SqlParameter[] parms = new SqlParameter[]{
new SqlParameter("@Category_Name",SqlDbType.NVarChar,50),
new SqlParameter("@Description",SqlDbType.Int),
new SqlParameter("@Link_Url",SqlDbType.NVarChar,200)
};
parms[0].Value = category.Category_Name;
parms[1].Value = category.Description;
parms[2].Value = category.Link_Url;
return SQLHelper.ExecuteNonQuery(CommandType.Text, sql.ToString(), parms) > 0;
}
/// <summary>
/// 根据Id获取实体
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public CategoryInfo GetById(int id)
{
StringBuilder sql = new StringBuilder();
sql.Append("select Id,Category_Name,Description,Link_Url from BigDog_Category where Id=@Id");
SqlParameter[] parms = new SqlParameter[] {
new SqlParameter("@Id",SqlDbType.Int)
};
parms[0].Value = id;
CategoryInfo category = new CategoryInfo();
DataTable dt = SQLHelper.GetDs(sql.ToString()).Tables[0];
if (dt.Rows.Count > 0)
{
category.Id = Convert.ToInt32(dt.Rows[0]["Id"]);
category.Category_Name = dt.Rows[0]["Category_Name"].ToString();
category.Link_Url = dt.Rows[0]["Link_Url"].ToString();
return category;
}
return null;
}
/// <summary>
/// 更新一条数据
/// </summary>
/// <param name="category"></param>
/// <returns></returns>
public bool Update(CategoryInfo category)
{
StringBuilder sql = new StringBuilder();
sql.Append("update BigDog_Shop set Category_Name=@Category_Name,Description=@Description,Link_Url=@Link_Url where Id=@Id");
SqlParameter[] parms = new SqlParameter[] {
new SqlParameter("@Category_Name",SqlDbType.NVarChar,50),
new SqlParameter("@Description",SqlDbType.NVarChar,100),
new SqlParameter("@Link_Url",SqlDbType.NVarChar,200),
new SqlParameter("@Id",SqlDbType.Int)
};
parms[0].Value = category.Category_Name;
parms[1].Value = category.Description;
parms[2].Value = category.Link_Url;
parms[3].Value = category.Id;
return SQLHelper.ExecuteNonQuery(CommandType.Text, sql.ToString(), parms) > 0;
}
/// <summary>
/// 获取数据集
/// </summary>
/// <returns></returns>
public DataTable GetList(int father_id)
{
StringBuilder sql = new StringBuilder();
sql.Append("select distinct Type_Id from BigDog_Category where Father_Id=@Father_Id");
SqlParameter[] parms = new SqlParameter[] {
new SqlParameter("@Father_Id",SqlDbType.Int)
};
parms[0].Value = father_id;
CategoryInfo category = new CategoryInfo();
DataTable dt = SQLHelper.GetDs(sql.ToString(),parms).Tables[0];
if (dt.Rows.Count > 0)
{
return dt;
}
return null;
}
public static bool Update(CategoryInfo category)
{
return Dal.Update(category);
}
public static bool Add(CategoryInfo category)
{
return Dal.Add(category);
}