export declare class DiscordPoller {
    private readonly botToken;
    private readonly channelId;
    private lastMessageId;
    private queue;
    private readonly owners;
    private _onCommand;
    setOnCommand(cb: (cmd: string) => void): void;
    /**
     * @param botToken       Discord bot token
     * @param channelId      Discord channel snowflake ID
     * @param ownersStr      Comma-separated list of usernames or user IDs allowed to send tasks
     */
    constructor(botToken: string, channelId: string, ownersStr: string);
    /**
     * Seed lastMessageId with the current latest message in the channel so that
     * only messages arriving AFTER this point are treated as new tasks.
     * Call this once before starting the polling loop.
     */
    initialize(): Promise<void>;
    /**
     * Poll the channel for new messages and append the first queued task to TODO.md.
     * Returns true if a task was appended (caller should break out of its wait sleep).
     */
    pollAndAppend(todoPath: string, workspaceRoot?: string): Promise<boolean>;
    private _fetchNewMessages;
    private _drainQueue;
}