/** Channel-thread clarification windows are deliberately short-lived. */
export declare const INTEGRATION_AWAITING_INPUT_TTL_MS: number;
/**
 * Open (or refresh) the bounded reply window after an integration explicitly
 * asks the originating Slack user a question. The workspace-qualified external
 * thread id and requester id prevent unrelated channel messages from opting in.
 */
export declare function setIntegrationAwaitingInput(input: {
    platform: string;
    externalThreadId: string;
    requesterId: string;
    expiresAt?: number;
}): Promise<void>;
/**
 * Atomically consume the one reply window for this exact requester. Competing
 * Slack deliveries cannot both claim it, and expired rows never authorize a
 * later unmentioned reply.
 */
export declare function consumeIntegrationAwaitingInput(input: {
    platform: string;
    externalThreadId: string;
    requesterId: string;
}): Promise<boolean>;
/** Clear any outstanding clarification window once the thread resolves. */
export declare function clearIntegrationAwaitingInput(platform: string, externalThreadId: string): Promise<void>;
export declare function _resetIntegrationAwaitingInputStoreForTests(): void;
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