/// <summary>
/// 转换为可分页集合（注：需要对查询接口进行排序操作，否则 LINQ 会抛出未排序异常）。
/// </summary>
/// <typeparam name="TEntity">指定的实体类型。</typeparam>
/// <param name="orderedQuery">给定的 <see cref="IOrderedQueryable{TEntity}"/>。</param>
/// <param name="skip">给定的跳过条数。</param>
/// <param name="take">给定的获取条数。</param>
/// <param name="cancellationToken">给定的 <see cref="CancellationToken"/>。</param>
/// <returns>返回一个包含 <see cref="IPageable{TEntity}"/> 的异步操作。</returns>
public static ValueTask <IPageable <TEntity> > AsPagingBySkipAsync <TEntity>(this IOrderedQueryable <TEntity> orderedQuery,
int skip, int take, CancellationToken cancellationToken = default)
where TEntity : class
=> orderedQuery.AsPagingAsync(paging => paging.ComputeBySkip(skip, take), cancellationToken);
/// <summary>
/// 转换为可分页集合（注：需要对查询接口进行排序操作，否则 LINQ 会抛出未排序异常）。
/// </summary>
/// <typeparam name="TEntity">指定的实体类型。</typeparam>
/// <param name="orderedQuery">给定的 <see cref="IOrderedQueryable{TEntity}"/>。</param>
/// <param name="index">给定的页索引。</param>
/// <param name="size">给定的页大小。</param>
/// <param name="cancellationToken">给定的 <see cref="CancellationToken"/>。</param>
/// <returns>返回一个包含 <see cref="IPageable{TEntity}"/> 的异步操作。</returns>
public static ValueTask <IPageable <TEntity> > AsPagingByIndexAsync <TEntity>(this IOrderedQueryable <TEntity> orderedQuery,
int index, int size, CancellationToken cancellationToken = default)
where TEntity : class
=> orderedQuery.AsPagingAsync(paging => paging.ComputeByIndex(index, size), cancellationToken);