legato_centralize_deep_link 0.0.4

Centralize deep link

example/lib/main.dart

import 'dart:developer';

import 'package:deep_link_example/src/modules/app/app_router.dart';
import 'package:deep_link_example/src/modules/common/constants/constants.dart';
import 'package:deep_link_example/src/modules/common/utils/getit_utils.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';

import 'handle_deep_links.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  configureDependencies();
  return runApp(MainBody());
}

class MainBody extends StatelessWidget {
  final router = getIt<AppRouter>();

  MainBody({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp.router(
      // navigatorKey: navigatorKey,
      title: 'Centralize DeepLinks Example',
      // initialRoute: '/',
      // routes: <String, WidgetBuilder>{
      //   '/': (context) => const MainScreen(),
      //   '/location': (context) => _DynamicLinkScreen(),
      // },
      routerConfig: router.config(deepLinkTransformer: _transformDeepLink),
    );
  }

  Future<Uri> _transformDeepLink(Uri uri) async {
    log('_transformDeepLink: $uri');
    if (Constants.host == uri.host) {
      log('_transformDeepLink onDeeplink: $uri');
      final segments = uri.pathSegments;
      if (segments.isNotEmpty && segments.last.isNotEmpty) {
        final token = segments.last;
        final metadata = await HandleDeepLinks.instance.extraMetadata(token);
        final referralCode = metadata[DynamicLinkKey.referralKey];
        if (referralCode != null &&
            referralCode is String &&
            referralCode.isNotEmpty) {
          final transform = uri.replace(
              path: '/location',
              queryParameters: {DynamicLinkKey.referralKey: referralCode});
          log('_transformDeepLink onDeeplink transform: $transform');
          return SynchronousFuture(transform);
        }
      }
    }
    return SynchronousFuture(uri);
  }
}