/**
 * Transport - HTTP client for sending events
 */
import { BaseEvent } from "../types";
import { Logger } from "../utils/logger";
import { RetryManager } from "./RetryManager";
import { QueueManager } from "./QueueManager";
export declare class Transport {
    private endpointUrl;
    private retryManager;
    private queueManager;
    private logger;
    constructor(endpointUrl: string, retryManager: RetryManager, queueManager: QueueManager, logger: Logger);
    /**
     * Send batch of events
     */
    send(events: BaseEvent[]): Promise<void>;
    /**
     * Process queue - send queued batches
     */
    private processQueue;
    /**
     * Send a single batch via HTTP
     */
    private sendBatch;
    /**
     * Send batch synchronously (for page unload)
     */
    sendSync(events: BaseEvent[]): void;
    /**
     * Check if online
     */
    private isOnline;
}
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