import 'package:firebase_dynamic_links/firebase_dynamic_links.dart';
import 'package:no_context_navigation/no_context_navigation.dart';

class DynamicLinkService {
  Future handleDynamicLinks() async {
    // 1. Get the initial dynamic link if the app is opened with a dynamic link
    final PendingDynamicLinkData data =
        await FirebaseDynamicLinks.instance.getInitialLink();

    // 2. handle link that has been retrieved
    _handleDeepLink(data);

    // 3. Register a link callback to fire if the app is opened up from the background
    // using a dynamic link.
    FirebaseDynamicLinks.instance.onLink(
        onSuccess: (PendingDynamicLinkData dynamicLink) async {
      // 3a. handle link that has been retrieved
      _handleDeepLink(dynamicLink);
    }, onError: (OnLinkErrorException e) async {
      print('Link Failed: ${e.message}');
    });
  }

  void _handleDeepLink(PendingDynamicLinkData data) {
    final Uri deepLink = data?.link;
    if (deepLink != null) {
      try {
        if (deepLink.pathSegments.contains('resetpassword')) {
          var guid = deepLink.queryParameters['resetguid'];
          if (guid != null) {
            navService.pushNamed('/resetpassword', args: guid);
          }
        } else if (deepLink.pathSegments.contains('referral')) {
          var guid = deepLink.queryParameters['referrer'];
          if (guid != null) {
            navService.pushNamed('/login', args: guid);
          }
        }
      } catch (e) {
        print(e);
      }
    }
  }
}