import type { ArkmeBotSummary } from '../types.js';
export interface ArkmeBotDirectoryPreferences {
    pinnedKeys: string[];
}
export declare function botDirectoryPreferenceKey(bot: Pick<ArkmeBotSummary, 'botRef' | 'directoryKey'>): string;
export declare function readBotDirectoryPreferences(userId: number | undefined, storage?: Storage): ArkmeBotDirectoryPreferences;
export declare function botDirectoryIsPinned(preferences: ArkmeBotDirectoryPreferences, bot: Pick<ArkmeBotSummary, 'botRef' | 'directoryKey'>): boolean;
export declare function writeBotDirectoryPreferences(userId: number | undefined, preferences: ArkmeBotDirectoryPreferences, storage?: Storage): void;
export declare function updateBotDirectoryPreferences(preferences: ArkmeBotDirectoryPreferences, bot: Pick<ArkmeBotSummary, 'botRef' | 'directoryKey'>, update: {
    pinned?: boolean;
}): ArkmeBotDirectoryPreferences;
/** Consume legacy Browser-only pins after each durable Host confirmation. */
export declare function migrateBotDirectoryPreferences(userId: number, bots: readonly ArkmeBotSummary[], pin: (botRef: string) => Promise<void>, signal?: AbortSignal, storage?: Storage): Promise<void>;
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