import type { ClientRole } from '../../../core/runtime/broker-protocol.js';
import type { BrokerToClient } from '../../../core/runtime/broker-protocol.js';
import type { AttachSession } from './context.js';
export interface ReconnectHooks {
    /** This viewer's CURRENT role, read at send time — see `sendHello`. */
    role: () => ClientRole;
    /** This viewer's stable client id, echoed by the broker to prove control. */
    clientId: string;
    /** Every broker frame, in wire order. */
    onFrame: (frame: BrokerToClient) => void;
    setNotice: (msg: string, opts?: {
        sticky?: boolean;
    }) => void;
    /** True once teardown has begun — the supervisor loop's exit condition. */
    isTornDown: () => boolean;
    /** End the session. `node-done` is a clean finalize (the node pushed its
     *  final report) and closes the pane; `broker-gone` freezes the corpse. */
    teardown: (reason: 'node-done' | 'broker-gone') => void;
    /** Called once each time the node is first seen as dormant. An idle-released
     *  broker has settled its turn and will relay no final session event, so the
     *  viewer must clear its live-only display itself. */
    onEnterDormancy: () => void;
}
export interface ReconnectSupervisor {
    /** Send the hello handshake. Called once after `tui.start()`, then again on
     *  every successful redial. */
    sendHello: () => void;
    /** True while the node has no live broker — the input layer routes a
     *  submitted prompt through a wake message rather than a dead socket. */
    isDormant: () => boolean;
    /** The last socket-level error, for a broker-gone teardown message. */
    lastSocketError: () => string | undefined;
    /** Install the permanent frame/error/close handlers. Call once, AFTER the
     *  connect race is settled and its temporary listeners are gone. */
    install: () => void;
}
export declare function createReconnect(ctx: Pick<AttachSession, 'nodeId' | 'socket' | 'canvasSource'>, hooks: ReconnectHooks): ReconnectSupervisor;