import type { Agent } from "./agent.js";
import type { AgentRunResult, AgentQueryMessage } from "./types/agent.js";
/**
 * Subagent handle：spawn 返回的子 agent 引用。
 */
export interface SubagentHandle {
    id: string;
    sessionId: string;
    status: "running" | "completed" | "cancelled" | "failed";
    result?: AgentRunResult;
    error?: unknown;
    abortController: AbortController;
}
export interface SpawnInput {
    agent: Agent;
    messages: AgentQueryMessage[];
    sessionId: string;
}
/**
 * SubagentManager：SDK 层管理多个子 agent 的生命周期（spawn/wait/cancel/status/list）。
 * 简化版——基于 Agent.run，不依赖 host actor 系统。
 *
 * spawn 是 fire-and-forget（立即返回 handle，后台跑 Agent.run）；
 * wait 阻塞等结果；cancel 中断；status 查状态；list 列全部。
 */
export declare class SubagentManager {
    private subagents;
    private counter;
    spawn(input: SpawnInput): SubagentHandle;
    wait(id: string): Promise<AgentRunResult | undefined>;
    cancel(id: string): boolean;
    status(id: string): SubagentHandle["status"] | undefined;
    list(): SubagentHandle[];
}