/// <summary>
/// 分页获取分类列表
/// </summary>
/// <typeparam name="TCategory">分类类型</typeparam>
/// <returns>分类分页列表</returns>
private static IDbPagedQuery <TCategory> GetCategories <TCategory>()
where TCategory : CategoryBase
{
//获取分类数据源
IDbQuery <TCategory> categories = _container.List <TCategory>().Like(c => c.CategoryName, "%商");
//返回分类分页数据源
return(categories.PagingByDescending(c => c.CreatedTime, 10));
}