import type { PuckData } from '@pantheon-systems/css-client';
import type { DocumentResolution } from '../merge/useMergeResolution.js';
export type RailItemKind = 'content' | 'metadata';
export type RailStatus = 'conflict' | 'resolved' | 'changed' | 'added' | 'deleted';
export interface RailItem {
    id: string;
    documentId: string;
    kind: RailItemKind;
    pageTitle: string;
    path: string;
    status: RailStatus;
}
export interface RailGroup {
    documentId: string;
    pageTitle: string;
    path: string;
    items: RailItem[];
}
export declare const RAIL_STATUS_LABEL: Record<RailStatus, string>;
export declare function metadataDiffers(a: PuckData | null, b: PuckData | null): boolean;
/**
 * Whether the page's locale differs between the workstream and Live. A deleted
 * page has no locale to publish, so it never counts.
 */
export declare function localeDiffers(doc: DocumentResolution): boolean;
export declare function resolveTitle(doc: DocumentResolution): string;
export declare function toRailItems(doc: DocumentResolution): RailItem[];
export declare function hasSplitMetadata(doc: DocumentResolution): boolean;
export declare function groupRailItems(docs: DocumentResolution[]): RailGroup[];
export declare function nextUnresolvedIndex(groups: RailGroup[], fromId: string | null): number;