import type { MongoStorage } from '../index.js';
import type { Logger } from '../../../types/index.js';
import CRUD from './CRUD.js';
import type { Db, ObjectId } from './CRUD.js';
export type MigrationDoc = {
    _id: string | ObjectId;
    completedAt?: number;
    metadata?: Record<string, unknown>;
    owner?: string;
    expiresAt?: number;
    createdAt?: number;
    updatedAt?: number;
};
declare class Migrations extends CRUD<MigrationDoc> {
    protected readonly storage: MongoStorage;
    static collectionName: string;
    constructor(storage: MongoStorage, mongodb: Db, logger: Logger | null);
    private indexes;
    private lockId;
    isCompleted(name: string): Promise<boolean>;
    markCompleted(name: string, metadata?: Record<string, unknown>): Promise<void>;
    acquireLock(name: string, owner: string, leaseMs: number): Promise<boolean>;
    renewLock(name: string, owner: string, leaseMs: number): Promise<boolean>;
    releaseLock(name: string, owner: string): Promise<void>;
}
export default Migrations;