import type { AnalyticsEventProperties, AnalyticsService } from './analytics-service';

type UmamiGlobal = {
  track?: (eventOrUrl: string, props?: AnalyticsEventProperties) => void;
};

export type UmamiAnalyticsServiceOptions = {
  enabled: boolean;
};

export class UmamiAnalyticsService implements AnalyticsService {
  constructor(private readonly options: UmamiAnalyticsServiceOptions) {}

  track(eventName: string, props?: AnalyticsEventProperties) {
    if (!this.options.enabled) return;
    if (typeof window === 'undefined') return;

    const umami = (window as unknown as { umami?: UmamiGlobal }).umami;
    umami?.track?.(eventName, props);
  }

  trackPageview(url?: string) {
    if (!this.options.enabled) return;
    if (typeof window === 'undefined') return;

    const umami = (window as unknown as { umami?: UmamiGlobal }).umami;

    // Umami treats `track(url)` as a pageview override.
    if (url) umami?.track?.(url);
    else umami?.track?.(window.location.pathname + window.location.search);
  }
}