/**
 * Watch for Claude Code sessions that are genuinely waiting for user input.
 *
 * Strategy: Only track sessions modified in the last 2 minutes.
 * Only emit 'waiting' after `idleSeconds` of zero changes (default 60s).
 * Max one notification per session until the file changes again.
 */
import { EventEmitter } from 'node:events';
export interface SessionEvent {
    type: 'waiting';
    sessionId: string;
    projectPath?: string;
    content?: string;
    timestamp: number;
}
export declare class SessionWatcher extends EventEmitter {
    private claudeDir;
    private pollInterval;
    private sessions;
    private idleThresholdMs;
    constructor();
    start(pollMs?: number, idleSeconds?: number): void;
    stop(): void;
    private getProjectDirs;
    private poll;
    /** Read the last assistant message from a session transcript. */
    private getLastAssistantMessage;
}
/**
 * Pull the plain text out of a Claude Code JSONL `message.content` field.
 * CC's wire format is either a bare string (old sessions) or an array of
 * content blocks where `{ type: 'text', text: '...' }` carries the chat
 * text. Tool-use and tool-result blocks are skipped — they're not the
 * "last thing Claude said" a human would want to see in a Discord ping.
 */
export declare function extractText(content: unknown): string;
/**
 * Project directory name → human-readable breadcrumb.
 * CC encodes a project's full path in the directory name by replacing
 * `/` with `-` (e.g. `-Users-alice-src-foo` for `/Users/alice/src/foo`).
 * On Windows CC prefixes the drive letter as `C--`. We reverse both and
 * render as a `>`-separated breadcrumb, capped at 60 chars for Discord.
 */
export declare function projectName(dir: string): string;