/**
 * Memory Synchronizer
 * 로컬 메모리(캐시)와 원격 A2A 서버(Single Source of Truth) 간 동기화
 */
import type { MemoryDatabase } from '../db/database.js';
import type { A2AClient } from './client.js';
export interface SyncResult {
    pushed: number;
    pulled: number;
    conflicts: number;
    errors: string[];
    duration: number;
}
export declare class MemorySynchronizer {
    private db;
    private client;
    private teamPath?;
    private nodeId?;
    private queue;
    private failures;
    private lastFailureAt;
    private readonly maxFailures;
    private readonly cooldownMs;
    constructor(db: MemoryDatabase, client: A2AClient, teamPath?: string | undefined, nodeId?: string | undefined);
    isCircuitOpen(): boolean;
    recordSuccess(): void;
    recordFailure(): void;
    /**
     * 양방향 동기화 (team 모드 시 TeamSynchronizer에 위임)
     */
    sync(): Promise<SyncResult>;
    /**
     * 로컬 양방향 동기화 (기존 로직)
     */
    private syncLocal;
    /**
     * 로컬→원격 (SyncQueue에 위임)
     */
    push(options?: {
        timeoutMs?: number;
    }): Promise<SyncResult>;
    /**
     * 원격→로컬 (페이지네이션 적용)
     */
    pull(): Promise<SyncResult>;
    /**
     * 동기화 상태 확인
     */
    getStatus(): Promise<{
        pendingPush: number;
        pendingPull: number;
        lastSyncedAt?: string;
    }>;
}
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