BuildBioHTMLOnlyStatement returns statement for rewriting `bio` field with HTML.

BuildFilterIDs return statement for filtering id list.

Filter related posts that is published already.

BuildPreserveOrderByID return statement for ordering result.

BuildQueryStatments build query statements from pagination/filter/sort objects TODO(babygoat): this can be further refactor to accept generic storage query interface.

GetRankedAuthorIDs returns ranked author ID result by index search.

NewQuery returns a default query along with the options(pagination/sort/filter).

FilterCategorySet adds category_set into filter on the query.

WithFilterIDs adds the ids filter on the query.

FilterIsFeatured adds the isFeatured filter on the query.

WithFilterNull reset filter on the query.

FilterState adds the post publish state filter on the query.

FilterStyle adds the post style filter on the query.

WithSortOrder updates the query to sort by order field.

SortUpdatedAt updates the query to sort by updatedAt field.