import type { ReactiveController, LitElement } from 'lit';
import type { Call } from '../types/index.js';
import type { TranscriptEntry, TranscriptState } from './transcript-context.js';
/**
 * Reactive controller that turns AI signaling events from a Call into
 * rendered transcript entries via `transcriptContext`.
 *
 * - `setCall(call)` binds/unbinds the FSM to a call's event streams.
 * - `injectEntry(entry)` appends an externally-sourced entry (e.g. a
 *   `display_content` system bubble pushed by `UserEventController`).
 */
export declare class TranscriptController implements ReactiveController {
    private _host;
    private _provider;
    private _chat;
    private _injected;
    private _subscriptions;
    constructor(host: LitElement);
    hostConnected(): void;
    hostDisconnected(): void;
    setCall(call: Call | undefined): void;
    get state(): TranscriptState;
    /** Append an externally-sourced entry (used by UserEventController for display_content). */
    injectEntry(entry: TranscriptEntry): void;
    private _extractParams;
    private _route;
    private _teardownSubscriptions;
    private static _stripVoiceDirectives;
    private _toTranscriptEntry;
    private _publish;
}
//# sourceMappingURL=TranscriptController.d.ts.map