import * as http from "node:http";
import { EventEmitter } from "node:events";
import { OpenAIAgent, OpenAIAgentOptions } from "../abstract/openai/openai_agent.js";
import { TranscriptStatus } from "../../voip/twilio/types.js";
import { TwilioMetadata } from "../../voip/twilio/types.js";
import { OpenAIConversationHistory } from "../abstract/openai/types.js";
import { TwilioVoIP } from "../../../interfaces/voip/twilio_voip.js";
export interface TwilioVoIPOpenAIAgentOptions extends OpenAIAgentOptions<TwilioVoIP> {
    twilioAccountSid: string;
    twilioAuthToken: string;
    system?: string;
    greeting?: string;
}
export declare abstract class TwilioVoIPOpenAIAgent extends OpenAIAgent<TwilioVoIP> {
    protected metadata?: TwilioMetadata;
    protected twilioAccountSid: string;
    protected twilioAuthToken: string;
    protected history: OpenAIConversationHistory;
    protected transcript: TranscriptStatus[];
    protected system: string;
    protected greeting: string;
    protected internal: EventEmitter<{
        recording: [http.IncomingMessage];
        transcript: [TranscriptStatus[]];
    }>;
    constructor(options: TwilioVoIPOpenAIAgentOptions);
    updateMetadata: (metadata: TwilioMetadata) => void;
    activate: () => void;
    deactivate: () => void;
    protected fetchRecording: (recordingURL: string) => void;
    protected startTranscript: () => void;
    protected appendTranscript: (transcriptStatus: TranscriptStatus) => void;
    protected startRecording: () => void;
    protected stopRecording: () => void;
    protected startDisposal: () => void;
    dispatchInitialMessage: () => void;
}