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admin1
2026-07-14 11:11:36 +08:00
commit 656499cf94
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lib/features/home/widgets/banner_carousel.dart
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import 'dart:async';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import '../../../core/contracts/library.dart';
import '../../../shared/constants/breakpoints.dart';
import '../../../shared/mappers/media_image_url.dart';
import '../../../shared/widgets/banner_carousel_mixin.dart';
import '../../../shared/widgets/banner_carousel_scaffold.dart';
class HomeBannerCarousel extends StatefulWidget {
final String baseUrl;
final String token;
final List<EmbyRawItem> items;
final Map<String, String>? imageHeaders;
final ValueChanged<EmbyRawItem> onItemTap;
final ValueChanged<EmbyRawItem>? onActiveItemChanged;
final bool active;
const HomeBannerCarousel({
super.key,
required this.baseUrl,
required this.token,
required this.items,
required this.onItemTap,
this.imageHeaders,
this.onActiveItemChanged,
this.active = true,
});
@override
State<HomeBannerCarousel> createState() => _HomeBannerCarouselState();
}
class _HomeBannerCarouselState extends State<HomeBannerCarousel>
with WidgetsBindingObserver, BannerCarouselMixin<HomeBannerCarousel> {
@override
int get itemCount => widget.items.length;
@override
bool get isActive => widget.active;
@override
void emitActiveItem() {
if (!mounted || !widget.active) return;
if (widget.items.isEmpty) return;
final safeIndex = currentIndex.clamp(0, widget.items.length - 1);
widget.onActiveItemChanged?.call(widget.items[safeIndex]);
}
@override
void precacheAdjacentSlides() {
if (!mounted || !widget.active || widget.items.length <= 1) return;
final next = (currentIndex + 1) % widget.items.length;
final nextLogo = _logoUrl(widget.items[next]);
final cacheWidth = bannerCacheWidth();
void precacheUrl(String url, {int? cacheWidth}) {
unawaited(
precacheImage(
ResizeImage.resizeIfNeeded(
cacheWidth,
null,
CachedNetworkImageProvider(url, headers: widget.imageHeaders),
),
context,
onError: (_, _) {},
),
);
}
precacheUrl(
EmbyImageUrl.detailBanner(
baseUrl: widget.baseUrl,
token: widget.token,
item: widget.items[next],
),
cacheWidth: cacheWidth,
);
if (nextLogo != null) precacheUrl(nextLogo, cacheWidth: 960);
}
@override
void didUpdateWidget(covariant HomeBannerCarousel oldWidget) {
super.didUpdateWidget(oldWidget);
if (oldWidget.items != widget.items) {
resetCarouselItems();
}
if (oldWidget.active != widget.active) {
widget.active ? activateCarousel() : deactivateCarousel();
}
}
BannerSlideData _slideDataFor(EmbyRawItem item) {
final fallbackItemId = (item.SeriesId?.isNotEmpty ?? false)
? item.SeriesId!
: item.Id;
final genres =
(item.extra['Genres'] as List?)?.cast<String>().take(2).toList() ??
const <String>[];
return BannerSlideData(
imageUrl: EmbyImageUrl.detailBanner(
baseUrl: widget.baseUrl,
token: widget.token,
item: item,
),
fallbackImageUrl: EmbyImageUrl.fanart(
baseUrl: widget.baseUrl,
token: widget.token,
itemId: fallbackItemId,
),
imageHeaders: widget.imageHeaders,
logoUrl: _logoUrl(item),
title: item.Name,
overview: item.Overview,
rating: item.CommunityRating?.toStringAsFixed(1),
primaryMetaLabels: [
if (item.ProductionYear != null) item.ProductionYear!.toString(),
],
secondaryMetaLabels: genres,
);
}
String? _logoUrl(EmbyRawItem item) {
final logoItemId = (item.SeriesId?.isNotEmpty ?? false)
? item.SeriesId!
: item.Id;
return EmbyImageUrl.logo(
baseUrl: widget.baseUrl,
token: widget.token,
itemId: logoItemId,
tag: logoItemId == item.Id ? (item.ImageTags?['Logo']) : null,
);
}
@override
Widget build(BuildContext context) {
return BannerCarouselScaffold(
controller: this,
reserveLogoArea: true,
slides: [for (final item in widget.items) _slideDataFor(item)],
onSlideTap: (index) => widget.onItemTap(widget.items[index]),
);
}
}
class HomeBannerSkeleton extends StatelessWidget {
const HomeBannerSkeleton({super.key});
@override
Widget build(BuildContext context) {
final compact = Breakpoints.isCompact(MediaQuery.sizeOf(context).width);
if (compact) {
final height = MediaQuery.sizeOf(context).height * 0.55;
return SizedBox(height: height);
}
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 24),
child: LayoutBuilder(
builder: (context, constraints) {
final height = (constraints.maxWidth * 7 / 16).clamp(260.0, 500.0);
return SizedBox(height: height);
},
),
);
}
}
lib/features/home/widgets/server_dropdown_button.dart
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import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:forui/forui.dart';
import '../../../core/contracts/auth.dart';
import '../../../providers/home_page_mode_provider.dart';
import '../../../providers/server_provider.dart';
import '../../../providers/session_provider.dart';
import '../../../shared/widgets/auto_dismiss_menu.dart';
import '../../../shared/widgets/server_avatar.dart';
class ServerDropdownButton extends ConsumerWidget {
const ServerDropdownButton({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final activeSession = ref.watch(activeSessionProvider);
final sessionState = ref.watch(sessionProvider);
final serverList = ref.watch(serverListProvider);
final mode = ref.watch(homePageModeProvider);
final isRecommend = mode == HomePageMode.recommend;
final currentName = isRecommend
? '推荐'
: (activeSession?.serverName ?? '未连接');
final pausedIds = serverList.maybeWhen(
data: (list) => {
for (final s in list)
if (s.paused) s.id,
},
orElse: () => <String>{},
);
final sessions = sessionState.maybeWhen(
data: (data) =>
data.sessions.where((s) => !pausedIds.contains(s.serverId)).toList(),
orElse: () => <AuthedSession>[],
);
return FPopoverMenu(
menuBuilder: autoDismissMenuBuilder,
menuAnchor: Alignment.topLeft,
childAnchor: Alignment.bottomLeft,
menu: [FItemGroup(children: [
FItem(
prefix: Icon(
isRecommend ? Icons.radio_button_checked : Icons.radio_button_unchecked,
size: 20,
color: isRecommend ? Theme.of(context).colorScheme.primary : null,
),
title: const Row(
children: [
Icon(Icons.explore_outlined, size: 20),
SizedBox(width: 8),
Text('推荐'),
],
),
selected: isRecommend,
onPress: () {
ref.read(homePageModeProvider.notifier).state =
HomePageMode.recommend;
},
),
for (final s in sessions)
FItem(
prefix: Icon(
!isRecommend && s.serverId == activeSession?.serverId
? Icons.radio_button_checked
: Icons.radio_button_unchecked,
size: 20,
color: !isRecommend && s.serverId == activeSession?.serverId
? Theme.of(context).colorScheme.primary
: null,
),
title: Text(
s.serverName,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
selected: !isRecommend && s.serverId == activeSession?.serverId,
onPress: () {
ref.read(homePageModeProvider.notifier).state =
HomePageMode.server;
ref.read(sessionProvider.notifier).switchSession(s.serverId);
},
),
])],
builder: (context, controller, child) => GestureDetector(
onTap: controller.toggle,
child: child,
),
child: ConstrainedBox(
constraints: BoxConstraints(
maxWidth: MediaQuery.sizeOf(context).width - 32,
),
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 12, sigmaY: 12),
child: Container(
padding: const EdgeInsets.fromLTRB(6, 6, 8, 6),
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.25),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withValues(alpha: 0.35)),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
if (isRecommend)
Container(
width: 28,
height: 28,
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.primary.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(8),
),
child: Icon(
Icons.explore_outlined,
size: 16,
color: Theme.of(context).colorScheme.primary,
),
)
else
ServerAvatar(
name: activeSession?.serverName ?? '',
iconUrl: '',
size: 28,
isActive: true,
),
const SizedBox(width: 8),
Flexible(
child: Text(
currentName,
style: const TextStyle(
fontSize: 13,
fontWeight: FontWeight.w600,
color: Colors.white,
shadows: [
Shadow(blurRadius: 8, color: Color(0x80000000)),
],
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: 2),
const Icon(
Icons.arrow_drop_down,
size: 18,
color: Colors.white,
),
],
),
),
),
),
),
);
}
}