import { Thread } from '../types';
import { DatabaseManager } from './db';
export declare class ThreadsDAO {
    private dbManager;
    constructor(dbManager: DatabaseManager);
    private get db();
    create(input: Partial<Thread>): Thread;
    findById(id: string): Thread | null;
    findAll(options?: {
        limit?: number;
        offset?: number;
        sortBy?: 'updatedAt' | 'createdAt' | 'messageCount';
        order?: 'asc' | 'desc';
        tags?: string[];
    }): {
        threads: Thread[];
        total: number;
    };
    update(id: string, updates: Partial<Thread>): Thread | null;
    delete(id: string): boolean;
    setActive(id: string): boolean;
    getActive(): Thread | null;
    findByPrefix(prefix: string): Thread[];
    private mapRowToThread;
}