/**
 * @copyright 2026 NHCarrigan
 * @license Naomi's Public License
 * @author Naomi Carrigan
 */

import { Injectable, inject } from '@angular/core';
import { Router, NavigationEnd } from '@angular/router';
import { filter } from 'rxjs/operators';

declare global {
  interface Window {
    plausible?: (event: string, options?: { props?: Record<string, string> }) => void;
  }
}

@Injectable({
  providedIn: 'root'
})
export class AnalyticsService {
  private router = inject(Router);

  initialise(): void {
    this.router.events.pipe(
      filter((event): event is NavigationEnd => event instanceof NavigationEnd)
    ).subscribe((event) => {
      this.trackPageView(event.urlAfterRedirects);
    });
  }

  private trackPageView(path: string): void {
    if (window.plausible) {
      window.plausible('pageview', {
        props: {
          domain: 'library.nhcarrigan.com',
          page: 'Naomi\'s Library',
          path: path || '/'
        }
      });
    }
  }
}