/**
 * Telegram Channel Adapter
 *
 * Uses Telegram Bot API with long polling to receive messages
 * and send responses.
 */
import { BaseChannelAdapter, type ChannelConfig, type ChannelProfile } from "./base.js";
import type { OutboundMessage } from "../types/index.js";
/** Telegram channel configuration */
export interface TelegramConfig {
    /** Bot token from @BotFather */
    botToken: string;
    /** Polling interval in ms (default: 1000) */
    pollingInterval?: number;
    /** Allowed chat IDs (empty = allow all) */
    allowedChatIds?: string[];
}
/** Telegram adapter */
export declare class TelegramAdapter extends BaseChannelAdapter {
    readonly channelType = "telegram";
    private botToken;
    private pollingInterval;
    private allowedChatIds;
    private offset;
    private pollingTimeout?;
    private botInfo?;
    private abortController?;
    constructor(config: ChannelConfig);
    /** Initialize the adapter */
    initialize(): Promise<void>;
    /** Shutdown the adapter */
    shutdown(): Promise<void>;
    /** Send a message to Telegram */
    send(message: OutboundMessage): Promise<void>;
    /** Get channel profile */
    getProfile(): Promise<ChannelProfile>;
    /** Start polling for updates */
    private startPolling;
    private pollUpdates;
    /** Process a Telegram update */
    private processUpdate;
    /** Check if bot is mentioned in message */
    private isMentioned;
    /** Clean mentions from message text */
    private cleanMentions;
    private apiCall;
    /** Extract chat ID from target */
    private extractChatId;
}
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