/**
 * Process-local channel delivery dedupe for Phase 1.
 *
 * Event-id acceptance is process-local only: fine for unit tests and
 * single-replica / local `mda dev`. Multi-replica Host deployments can still
 * double-invoke on Slack retries until durable placement lands.
 */
import type { ChannelEvent } from "./types.js";
export type DeliveryStatus = "accepted" | "filtered" | "running" | "response_pending" | "delivered" | "failed";
export interface DeliveryRecord {
    deliveryId: string;
    deploymentId: string;
    channelDefinitionId: string;
    provider: string;
    providerEventId?: string;
    status: DeliveryStatus;
    attemptCount: number;
    sourceThreadKey?: string;
    runId?: string;
    outboundMessageIds: string[];
    filterReason?: string;
    createdAt: string;
    updatedAt: string;
}
/** Process-local store used by unit tests and local development. */
export declare class InMemoryChannelStore {
    readonly deliveries: Map<string, DeliveryRecord>;
    /** Maps acceptance key → deliveryId for idempotent acceptance. */
    readonly acceptanceIndex: Map<string, string>;
    acceptanceKey(parts: {
        deploymentId: string;
        channelDefinitionId: string;
        apiAppId: string;
        eventId: string;
    }): string;
    /**
     * Dedupe key for provider message identity (Slack dual-delivers distinct
     * event_ids for app_mention + message that share the same message ts).
     */
    providerMessageKey(parts: {
        deploymentId: string;
        channelDefinitionId: string;
        apiAppId: string;
        conversationId: string;
        messageId: string;
    }): string;
    acceptDelivery(input: {
        deploymentId: string;
        channelDefinitionId: string;
        provider: string;
        apiAppId: string;
        eventId?: string;
        /** Slack message ts (or equivalent); dedupes dual app_mention/message. */
        providerMessageId?: string;
        conversationId?: string;
        sourceThreadKey?: string;
        status: Extract<DeliveryStatus, "accepted" | "filtered">;
        filterReason?: string;
        event?: ChannelEvent;
    }): {
        delivery: DeliveryRecord;
        duplicate: boolean;
    };
}
//# sourceMappingURL=store.d.ts.map