import type { PageTreeSourceDoc } from '../types.js';
export type { PageTreeSourceDoc } from '../types.js';
export type PageTreeMeta = {
    __pageTreeAncestorIDs: string[];
    __pageTreeDepth: number;
    __pageTreeHasChildren: boolean;
    __pageTreeID: string;
    __pageTreeOrderIndex: number;
    __pageTreeParentID: null | string;
    __pageTreeShadeLevel: number;
};
export type PageTreeDoc = PageTreeMeta & PageTreeSourceDoc;
export type BuildPageTreeDocsOptions = {
    parentFieldSlug?: string;
    sort?: string;
};
export declare function stringifyDocID(id: number | string | undefined): string;
export declare function getRelationshipID(value: unknown): null | string;
export declare function getDocParentID(doc: PageTreeSourceDoc, parentFieldSlug?: string): null | string;
export declare function getDocDisplayLabel(doc: PageTreeDoc): string;
export declare function getDocSlugSegment(doc: PageTreeDoc): string;
export declare function buildDocSlugPath(args: {
    doc: PageTreeDoc;
    docsByID: Map<string, PageTreeDoc>;
}): string;
export declare function buildProspectiveDocSlugPath(args: {
    activeDoc: PageTreeDoc;
    docsByID: Map<string, PageTreeDoc>;
    targetDoc?: PageTreeDoc;
}): string;
export declare function buildChildrenByParentID(args: {
    docs: PageTreeSourceDoc[];
    parentFieldSlug?: string;
}): Map<null | string, string[]>;
export declare function collectDescendantIDs(rootID: string, childrenByParentID: Map<null | string, string[]>): string[];
export declare function buildPageTreeDocs(docs: PageTreeSourceDoc[], options?: BuildPageTreeDocsOptions): PageTreeDoc[];
export declare function getVisibleTreeDocs(docs: PageTreeDoc[], collapsedIDs: ReadonlySet<string>): PageTreeDoc[];