135 lines
4.1 KiB
Dart
135 lines
4.1 KiB
Dart
import 'dart:async';
|
|
|
|
import 'package:flutter/material.dart';
|
|
import 'package:go_router/go_router.dart';
|
|
import 'package:hooks_riverpod/hooks_riverpod.dart';
|
|
import 'package:url_launcher/url_launcher.dart';
|
|
|
|
import '../../../common/router/app_router.dart';
|
|
import '../data/ads_api_client.dart';
|
|
import 'ad_media.dart';
|
|
|
|
class HomeAdBanner extends ConsumerStatefulWidget {
|
|
const HomeAdBanner({super.key});
|
|
@override
|
|
ConsumerState<HomeAdBanner> createState() => _HomeAdBannerState();
|
|
}
|
|
|
|
class _HomeAdBannerState extends ConsumerState<HomeAdBanner> {
|
|
final pages = PageController();
|
|
final impressed = <String>{};
|
|
Timer? timer;
|
|
int index = 0;
|
|
int _length = 0;
|
|
@override
|
|
void dispose() {
|
|
timer?.cancel();
|
|
pages.dispose();
|
|
super.dispose();
|
|
}
|
|
|
|
void _sync(List<AdCreative> ads) {
|
|
if (_length == ads.length) return;
|
|
_length = ads.length;
|
|
timer?.cancel();
|
|
if (ads.length > 1) {
|
|
timer = Timer.periodic(const Duration(seconds: 4), (_) {
|
|
if (pages.hasClients) {
|
|
pages.nextPage(
|
|
duration: const Duration(milliseconds: 320),
|
|
curve: Curves.easeOut,
|
|
);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
void _impression(AdCreative ad, String? id) {
|
|
if (!impressed.add(ad.adId)) return;
|
|
unawaited(
|
|
ref
|
|
.read(adsApiClientProvider)
|
|
.report(ad, 'ad_impression', trackingId: id),
|
|
);
|
|
}
|
|
|
|
Future<void> _open(AdCreative ad, String? tracking) async {
|
|
final client = ref.read(adsApiClientProvider);
|
|
final id = client.newClickId();
|
|
final uri = ad.clickUri(id);
|
|
if (uri == null) return;
|
|
unawaited(client.report(ad, 'ad_click', clickId: id, trackingId: tracking));
|
|
if (!mounted) return;
|
|
if (ad.openMode == AdOpenMode.inApp) {
|
|
context.push(
|
|
'${AppRoutes.web}?url=${Uri.encodeComponent(uri.toString())}',
|
|
);
|
|
} else {
|
|
await launchUrl(uri, mode: LaunchMode.externalApplication);
|
|
}
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final async = ref.watch(featuredAdsProvider(homeBannerAdPlacement));
|
|
return async.maybeWhen(
|
|
data: (value) {
|
|
if (!value.hasAds) return const SizedBox.shrink();
|
|
final ads = value.ads;
|
|
_sync(ads);
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
if (mounted) {
|
|
_impression(ads[index.clamp(0, ads.length - 1)], value.trackingId);
|
|
}
|
|
});
|
|
return Column(
|
|
children: [
|
|
AspectRatio(
|
|
aspectRatio: 750 / 200,
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(12),
|
|
child: PageView.builder(
|
|
controller: pages,
|
|
onPageChanged: (page) {
|
|
setState(() => index = page % ads.length);
|
|
_impression(ads[index], value.trackingId);
|
|
},
|
|
itemBuilder: (_, page) {
|
|
final ad = ads[page % ads.length];
|
|
return GestureDetector(
|
|
onTap: () => _open(ad, value.trackingId),
|
|
child: AdMedia(ad: ad),
|
|
);
|
|
},
|
|
),
|
|
),
|
|
),
|
|
if (ads.length > 1)
|
|
Padding(
|
|
padding: const EdgeInsets.only(top: 8),
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: List.generate(
|
|
ads.length,
|
|
(i) => Container(
|
|
width: i == index ? 14 : 6,
|
|
height: 6,
|
|
margin: const EdgeInsets.symmetric(horizontal: 3),
|
|
decoration: BoxDecoration(
|
|
color: i == index
|
|
? Theme.of(context).colorScheme.primary
|
|
: Theme.of(context).dividerColor,
|
|
borderRadius: BorderRadius.circular(3),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
],
|
|
);
|
|
},
|
|
orElse: () => const SizedBox.shrink(),
|
|
);
|
|
}
|
|
}
|