import type { IdempotencyConfig, IdempotencyStore } from './types.js';
import type { DB } from '../../data/db/index.js';
import type { Manifold } from '../../core/pipework.js';
export interface IdempotencyMiddleware {
    readonly store: IdempotencyStore;
    readonly config: Required<IdempotencyConfig>;
    check(db: DB, tenantId: string, key: string, method: string, path: string): Promise<{
        status: 'new';
    } | {
        status: 'locked';
    } | {
        status: 'completed';
        statusCode: number;
        body: unknown;
    }>;
    complete(db: DB, tenantId: string, key: string, statusCode: number, body: unknown): Promise<void>;
    fail(db: DB, tenantId: string, key: string): Promise<void>;
    cleanup(db: DB): Promise<number>;
}
export declare function createIdempotency(instance: Manifold, config: IdempotencyConfig): IdempotencyMiddleware;
//# sourceMappingURL=middleware.d.ts.map