import type { ImStreamClient } from "./connection.js";
export interface ActiveRound {
    roundKey: string;
    accountId: string;
    groupId: string;
    agentId: string;
    sessionKey: string;
    replyToMsgId: string;
    generation: number;
    streamClient: ImStreamClient;
    startedAt: number;
    expiresAt: number;
    interrupted: boolean;
}
export declare const buildRoundKey: (accountId: string, groupId: string) => string;
export declare function registerActiveRound(params: {
    accountId: string;
    groupId: string;
    agentId: string;
    sessionKey: string;
    replyToMsgId: string;
    streamClient: ImStreamClient;
    now?: number;
}): ActiveRound;
export declare function findActiveRoundForSubagent(groupId: string, now?: number): ActiveRound | undefined;
export declare function prepareActiveRoundInterrupt(accountId: string, groupId: string, now?: number): ActiveRound | undefined;
export declare function completeActiveRound(roundKey: string, generation: number): boolean;
export declare function __resetActiveRoundRegistryForTests(): void;
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