import { type ReactNode } from 'react';
import type { ArkmeEnvironment, ArkmeSourceItem, ArkmeTopicDissolveProgress, ArkmeTopicDissolveTask } from '../types.js';
import { type ArkmeSelfTopicSort } from './self-topic-sort-preference.js';
export interface ArkmeSourceBreadcrumbSegment {
    key: string;
    label: string;
    source?: ArkmeSourceItem;
    trailIndex?: number;
    root: boolean;
    current: boolean;
}
export interface ArkmeSelfTopicOption {
    source: ArkmeSourceItem;
    depth: number;
}
/** Matches the three topic-order choices offered by the mobile topic list. */
export type { ArkmeSelfTopicSort } from './self-topic-sort-preference.js';
export type ArkmeSelfTopicChildCreator = (parent: ArkmeSourceItem, parentLevel: number) => void;
export type ArkmeSelfTopicRenamer = (topic: ArkmeSourceItem, title: string) => Promise<ArkmeSourceItem>;
export type ArkmeSelfTopicDissolver = (topic: ArkmeSourceItem, parent: ArkmeSourceItem | undefined, children: readonly ArkmeSourceItem[], onProgress: (progress: ArkmeTopicDissolveProgress) => void) => Promise<void>;
/** The assignment entry uses the same menu; only selection semantics differ. */
export interface ArkmeTopicAssignmentPresentation {
    anchor?: HTMLElement | undefined;
    count: number;
    disabled: boolean;
    busy: boolean;
    hidden?: boolean;
    onClose(): void;
    onRelease?: (() => void) | undefined;
    status?: ReactNode;
}
export type ArkmeTopicDropPosition = 'before' | 'into' | 'after';
/** Split a topic row into a narrow reorder edge and a generous nesting center. */
export declare function arkmeTopicDropPosition(clientY: number, rect: Pick<DOMRect, 'top' | 'height'>): ArkmeTopicDropPosition;
/** Return one frame of proportional list scrolling while a drag hugs an edge. */
export declare function arkmeTopicDragAutoScrollDelta(clientX: number, clientY: number, rect: Pick<DOMRect, 'left' | 'right' | 'top' | 'bottom'>, edgeSize?: number, minimumSpeed?: number, maximumSpeed?: number): number;
/** Move one visited personal destination to the end without keeping an older duplicate. */
export declare function appendArkmeSourceBreadcrumbTrail(trail: ArkmeSourceItem[], selectedSource: ArkmeSourceItem | undefined, sources: readonly ArkmeSourceItem[]): ArkmeSourceItem[];
/** Return to one visited destination and discard everything visited after it. */
export declare function truncateArkmeSourceBreadcrumbTrail(trail: readonly ArkmeSourceItem[], trailIndex: number): ArkmeSourceItem[];
/** Keep this data helper for existing consumers while the header itself uses a topic selector. */
export declare function arkmeSourceBreadcrumb(trail: readonly ArkmeSourceItem[], sources: readonly ArkmeSourceItem[]): ArkmeSourceBreadcrumbSegment[];
/** Flatten the existing personal-topic tree for the compact header selector. */
export declare function arkmeSelfTopicOptions(sources: readonly ArkmeSourceItem[], sort?: ArkmeSelfTopicSort): ArkmeSelfTopicOption[];
/** Keep the same expandable hierarchy used by the full topic directory. */
export declare function arkmeSelfTopicTreeRows(sources: readonly ArkmeSourceItem[], collapsedSourceRefs: ReadonlySet<string>, sort?: ArkmeSelfTopicSort): import("./source-tree.js").ArkmeSourceTreeRow[];
export declare function arkmeSelfTopicSelectionPath(selectedSource: ArkmeSourceItem | undefined, sources?: readonly ArkmeSourceItem[]): string[];
export declare function arkmeSelfTopicSelectionLabel(selectedSource: ArkmeSourceItem | undefined, sources?: readonly ArkmeSourceItem[]): string;
export declare function ArkmeSourceBreadcrumb({ userId, environment, selectedSource, sources, loading, countsReady, error, onSelect, onSelectAggregate, onCreateTopic, onCreateChildTopic, onRenameTopic, onDissolveTopic, onRetry, onMoveTopic, activeDissolve, tourOpen, trigger, onOpen, assignment, showRootTitle, }: {
    userId?: number | undefined;
    environment?: ArkmeEnvironment;
    selectedSource: ArkmeSourceItem | undefined;
    sources: readonly ArkmeSourceItem[];
    loading?: boolean;
    countsReady?: boolean | undefined;
    error?: string;
    tourOpen?: boolean | undefined;
    trigger?: 'visible' | 'none';
    /** The conversation header can own the fixed name separately from this selector. */
    showRootTitle?: boolean;
    onSelect(source: ArkmeSourceItem): void;
    onSelectAggregate(): void;
    onOpen?(): void;
    onCreateTopic?(): void;
    onCreateChildTopic?: ArkmeSelfTopicChildCreator;
    onRenameTopic?: ArkmeSelfTopicRenamer;
    onDissolveTopic?: ArkmeSelfTopicDissolver;
    onRetry?(): void;
    onMoveTopic?(source: ArkmeSourceItem, currentParent: ArkmeSourceItem | undefined, nextParent: ArkmeSourceItem | undefined, insertBefore: ArkmeSourceItem | undefined): Promise<void>;
    activeDissolve?: ArkmeTopicDissolveTask;
    assignment?: ArkmeTopicAssignmentPresentation;
}): import("react").JSX.Element;
//# sourceMappingURL=ArkmeSourceBreadcrumb.d.ts.map