/**
 * @youranalytics/web-sdk - Core Build
 * Ultra-minimal analytics SDK (<3KB gzipped)
 * Basic tracking without adaptive networking
 */
interface Config {
    apiKey: string;
    endpoint: string;
    debug: boolean;
    autoTrack: boolean;
    maxQueueSize: number;
    flushInterval: number;
    sanitizeUrl?: (url: string) => string;
}
type Opts = Partial<Config> & {
    visitorId?: string;
};
declare class Core {
    private cfg;
    private q;
    private vid;
    private sid;
    private timer;
    private ok;
    private lu;
    private ls;
    constructor(config: Opts & {
        apiKey: string;
    });
    track(event: string, props?: Record<string, unknown>): void;
    trackPV(): void;
    flush(): Promise<void>;
    private url;
    private send;
    private build;
    private startTimer;
    destroy(): void;
    getVisitorId(): string;
    getSessionId(): string;
}
import { VERSION } from './version';
interface GA {
    version: string;
    instance: Core | null;
    init(apiKey: string, cfg?: Omit<Opts, 'apiKey'>): Core;
    track(e: string, p?: Record<string, unknown>): void;
    flush(): Promise<void>;
}
declare const ga: GA;
export { Core as Analytics, VERSION };
export default ga;
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