/**
 * RemoteAgent HTTP transport。
 *
 * 关键点（中文）
 * - 只适配 downcity Agent HTTP gateway 的 SDK routes。
 * - 不处理 RemoteSession 的 turn lifecycle，避免 transport 与 actor 逻辑混在一起。
 */
import type { AgentCreateSessionInput, AgentListSessionsInput, AgentArchiveSessionInput, AgentArchiveSessionsInput, AgentArchiveSessionResult, AgentArchiveSessionsResult, AgentCleanArchiveResult, AgentSessionForkInput, AgentSessionInfo, AgentSessionSetOptions, AgentSessionStatus, AgentSessionSummaryPage, AgentSessionSystemSnapshot, RemoteSessionSetInput } from "../../types/agent/SessionTypes.js";
import type { ListSessionMessagesInput, SessionMessagePage } from "../../types/session/SessionMessage.js";
import type { RemoteAgentPluginActionInput, RemoteAgentPluginActionResult } from "../../types/agent/RemoteAgentPluginAction.js";
import type { SessionMutation } from "../../types/session/SessionMutation.js";
import type { AgentSessionPromptInput } from "../../types/sdk/AgentSessionPrompt.js";
import type { AgentSessionStopResult } from "../../types/sdk/AgentSessionStop.js";
import type { RemoteAgentTransport, TransportSubscription } from "../../remote/RemoteTransport.js";
import type { RespondSessionInteractionInput, SessionInteractionResult, SessionPendingInteraction } from "../../types/session/SessionInteraction.js";
/**
 * downcity HTTP gateway transport。
 */
export declare class HttpRemoteAgentTransport implements RemoteAgentTransport {
    private readonly base_url;
    private readonly token;
    constructor(url: string, token?: string);
    private headers;
    create_session(input?: AgentCreateSessionInput): Promise<AgentSessionInfo>;
    get_info(session_id: string): Promise<AgentSessionInfo>;
    prompt(session_id: string, input: AgentSessionPromptInput): Promise<{
        id: string;
    }>;
    stop(session_id: string): Promise<AgentSessionStopResult>;
    compact(session_id: string): Promise<{
        id: string;
    }>;
    subscribe(params: {
        session_id: string;
        on_ready: () => void;
        on_event: (event: SessionMutation) => void;
        on_close: (error?: unknown) => void;
    }): Promise<TransportSubscription>;
    messages(session_id: string, input?: ListSessionMessagesInput): Promise<SessionMessagePage>;
    system(session_id: string): Promise<AgentSessionSystemSnapshot>;
    fork(session_id: string, input?: AgentSessionForkInput | string): Promise<AgentSessionInfo>;
    list_sessions(input?: AgentListSessionsInput): Promise<AgentSessionSummaryPage>;
    archive_session(input: AgentArchiveSessionInput): Promise<AgentArchiveSessionResult>;
    archive_sessions(input?: AgentArchiveSessionsInput): Promise<AgentArchiveSessionsResult>;
    clean_archive(): Promise<AgentCleanArchiveResult>;
    run_plugin_action(input: RemoteAgentPluginActionInput): Promise<RemoteAgentPluginActionResult>;
    interactions(session_id: string): Promise<SessionPendingInteraction[]>;
    status(session_id: string): Promise<AgentSessionStatus>;
    set(session_id: string, input: RemoteSessionSetInput, options?: AgentSessionSetOptions): Promise<void>;
    respond(session_id: string, input: RespondSessionInteractionInput): Promise<SessionInteractionResult>;
}
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