import { ApiClient } from '../utils/api';
import { AuthService } from './AuthService';
/** Options accepted by the TelemetryService constructor */
interface TelemetryOptions {
    apiClient: ApiClient;
    authService: AuthService;
    flushIntervalMs?: number;
    maxBatchSize?: number;
}
/**
 * TelemetryService
 * ----------------
 *  • Local in‑memory queue with offline persistence (localStorage).
 *  • Batching + optional immediate flush when batchSize reached.
 *  • Exponential back‑off retry (1 s → 60 s).
 *  • Automatic context injection (sessionId, build, platform, locale, userId).
 */
export declare class TelemetryService {
    private apiClient;
    private authService;
    private flushIntervalMs;
    private maxBatchSize;
    private queue;
    private timer;
    private backoff;
    private readonly MAX_BACKOFF;
    constructor(opts: TelemetryOptions);
    /** Begins the periodic flush timer */
    start(): Promise<void>;
    /** Track an arbitrary event */
    track<EventPayload extends Record<string, unknown>>(name: string, payload: EventPayload, options?: {
        flushImmediately?: boolean;
    }): void;
    /** Sends all queued events to the backend with retry/back‑off */
    flush(): Promise<void>;
    /** Persist unsent events to localStorage (basic offline buffer) */
    private persistQueue;
    /** Load events persisted while offline */
    private loadPersistedQueue;
    /** Guess build string from global or fallback */
    private detectBuild;
    /** Basic platform detection (browser / node target) */
    private detectPlatform;
}
export {};
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