import type Database from 'better-sqlite3';
export declare const EVENT_OUTBOX_ENABLED_ENV = "MEMENTO_EVENT_OUTBOX_ENABLED";
export type EventOutboxEventType = 'memory.remembered' | 'memory.recalled' | 'memory.forgotten' | 'relation.added' | 'procedure.updated' | 'consolidation.completed';
export interface EventOutboxEvent {
    id: string;
    eventType: EventOutboxEventType;
    targetUri: string;
    ownerId: string | null;
    payload: Record<string, unknown>;
    idempotencyKey: string;
    attempts: number;
    availableAt: string;
    processedAt: string | null;
    lastError: string | null;
    createdAt: string;
}
export interface EnqueueEventOutboxInput {
    eventType: EventOutboxEventType;
    targetUri: string;
    ownerId?: string | null;
    payload?: Record<string, unknown>;
    idempotencyKey: string;
}
export interface EventOutboxPublisher {
    publish(event: EventOutboxEvent): Promise<void>;
}
export declare function isEventOutboxEnabled(): boolean;
export declare class EventOutboxService {
    private readonly db;
    constructor(db: Database.Database);
    enqueue(input: EnqueueEventOutboxInput): boolean;
    pending(limit?: number): EventOutboxEvent[];
    publishPending(publisher: EventOutboxPublisher, limit?: number): Promise<{
        published: number;
        failed: number;
    }>;
}
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