import * as Lark from "@larksuiteoapi/node-sdk";
import { getFeishuConfig } from "../config.js";
interface HandlerContext {
    client: Lark.Client;
    botOpenId: string;
}
/**
 * Handle incoming Feishu message
 */
export declare function handleFeishuMessage(event: unknown, context: HandlerContext): Promise<void>;
/**
 * Fetch bot open_id for self-message filtering
 */
export declare function fetchBotOpenId(config: ReturnType<typeof getFeishuConfig>): Promise<string | undefined>;
/**
 * Create and start the Feishu WebSocket client
 */
export declare function startFeishuListener(onMessage: (event: unknown, context: HandlerContext) => Promise<void>): Promise<{
    wsClient: Lark.WSClient;
    botOpenId: string;
}>;
export {};
//# sourceMappingURL=handler.d.ts.map