/**
 * ChatworkConnector — polls Chatwork rooms via native fetch.
 * No SDK dependency; uses X-ChatWorkToken header for auth.
 */
import type { AuthRequirement, ConnectorConfig, ConnectorHealth, IConnector, NormalizedItem } from '../framework/types.js';
export declare class ChatworkConnector implements IConnector {
    readonly name = "chatwork";
    readonly type: "api";
    private config;
    private token;
    private readonly baseUrl;
    private lastPollTime;
    private lastPollCount;
    private lastError;
    /**
     * Per-room last seen message ID for incremental polling.
     * NOTE: The Chatwork API has no cursor-based pagination. The `force=0` mode
     * returns messages since the server-tracked read cursor (up to 100 per call).
     * We additionally track the last seen message_id client-side so we can skip
     * already-processed messages on the first poll after restart.
     * Limitation: if a room receives >100 messages between polls, the oldest
     * messages in that batch will be missed — this is a Chatwork API constraint.
     */
    private lastMessageIds;
    constructor(config: ConnectorConfig);
    init(): Promise<void>;
    dispose(): Promise<void>;
    healthCheck(): Promise<ConnectorHealth>;
    getAuthRequirements(): AuthRequirement[];
    authenticate(): Promise<boolean>;
    poll(since: Date): Promise<NormalizedItem[]>;
}
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