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sm-emby-share/lib/features/servers/servers_page.dart
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2026-07-14 11:11:36 +08:00
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:forui/forui.dart';
import 'package:go_router/go_router.dart';
import 'package:reorderable_grid/reorderable_grid.dart';
import '../../core/contracts/auth.dart';
import '../../core/contracts/server.dart';
import '../../providers/di_providers.dart';
import '../../providers/item_counts_provider.dart'
show serverItemCountsProvider;
import '../../providers/server_connectivity_provider.dart';
import '../../providers/server_provider.dart';
import '../../providers/session_provider.dart';
import '../../shared/constants/breakpoints.dart';
import '../../shared/layout/adaptive_card_grid.dart';
import '../../shared/theme/app_theme.dart';
import '../../shared/widgets/add_server_modal.dart';
import '../../shared/widgets/app_card.dart';
import '../../shared/widgets/auto_dismiss_menu.dart';
import '../../shared/widgets/app_error_state.dart';
import '../../shared/widgets/app_skeleton.dart';
import '../../shared/widgets/app_sliver_header.dart';
import '../../shared/widgets/empty_state.dart';
import '../../shared/widgets/metadata_chip.dart';
import '../../shared/widgets/page_background.dart';
import '../../shared/widgets/server_action_menu.dart';
import '../../shared/widgets/server_avatar.dart';
import '../../shared/widgets/status_dot.dart';
import '../../shared/utils/user_error_formatter.dart';
import '../modules/modules_home_page.dart';
class ServersPage extends ConsumerWidget {
const ServersPage({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final servers = ref.watch(serverListProvider);
final sessions = ref.watch(sessionProvider);
final enabledScriptWidgets =
(ref.watch(installedScriptWidgetsProvider).value ?? const [])
.where((installedWidget) => installedWidget.enabled)
.toList(growable: false);
final isCompact = MediaQuery.sizeOf(context).width < Breakpoints.compact;
final headerActions = <Widget>[
if (isCompact) ...[
IconButton(
icon: const Icon(Icons.refresh_outlined, size: 20),
onPressed: () => Future.wait([
ref.read(serverListProvider.notifier).refresh(),
ref.read(sessionProvider.notifier).refresh(),
]),
tooltip: '刷新',
),
IconButton(
icon: const Icon(Icons.add, size: 20),
onPressed: () => showAddServerModal(context),
tooltip: '添加服务器',
),
] else ...[
FButton(
variant: FButtonVariant.outline,
onPress: () => showAddServerModal(context),
prefix: const Icon(Icons.add, size: 16),
child: const Text('添加服务器'),
),
],
];
Widget withBackground(List<Widget> slivers) {
return Stack(
children: [
const Positioned.fill(child: PageBackground()),
RefreshIndicator(
onRefresh: () => Future.wait([
ref.read(serverListProvider.notifier).refresh(),
ref.read(sessionProvider.notifier).refresh(),
]),
child: CustomScrollView(
physics: const AlwaysScrollableScrollPhysics(
parent: BouncingScrollPhysics(),
),
slivers: slivers,
),
),
],
);
}
List<Widget> buildModuleSlivers() {
if (enabledScriptWidgets.isEmpty) return const [];
final horizontalPadding = isCompact ? 16.0 : 24.0;
return [
SliverToBoxAdapter(
child: Padding(
padding: EdgeInsets.fromLTRB(horizontalPadding, 16, 12, 8),
child: Row(
children: [
Expanded(
child: Text(
'模块',
style: Theme.of(context).textTheme.titleLarge?.copyWith(
fontWeight: FontWeight.w700,
),
),
),
TextButton.icon(
onPressed: () => showModuleCenterSheet(context),
icon: const Icon(Icons.settings_outlined, size: 16),
label: const Text('模块中心'),
),
],
),
),
),
SliverPadding(
padding: EdgeInsets.fromLTRB(
horizontalPadding,
0,
horizontalPadding,
isCompact ? 100 : 24,
),
sliver: SliverGrid(
gridDelegate: isCompact
? const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 2,
childAspectRatio: 1.05,
crossAxisSpacing: 12,
mainAxisSpacing: 12,
)
: const SliverGridDelegateWithMaxCrossAxisExtent(
maxCrossAxisExtent: kRichCardMinWidth,
childAspectRatio: 1.55,
crossAxisSpacing: kCardGap,
mainAxisSpacing: kCardGap,
),
delegate: SliverChildBuilderDelegate((context, moduleIndex) {
final installedWidget = enabledScriptWidgets[moduleIndex];
final manifest = installedWidget.manifest;
return _ModuleCard(
title: manifest.title,
description: manifest.description,
onTap: () =>
context.go('/modules/${Uri.encodeComponent(manifest.id)}'),
);
}, childCount: enabledScriptWidgets.length),
),
),
];
}
return Scaffold(
backgroundColor: Colors.transparent,
extendBodyBehindAppBar: true,
body: servers.when(
data: (serverList) {
if (serverList.isEmpty) {
return withBackground([
AppSliverHeader(title: '服务器', actions: headerActions),
SliverFillRemaining(
hasScrollBody: false,
child: EmptyState(
icon: Icons.cloud_outlined,
title: '尚未添加 Emby 服务器',
message: '点击下方按钮添加第一个服务器,开始构建你的沉浸式影库。',
action: FButton(
variant: FButtonVariant.primary,
onPress: () => showAddServerModal(context),
child: const Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(Icons.add, size: 16),
SizedBox(width: 6),
Text('添加服务器'),
],
),
),
),
),
...buildModuleSlivers(),
]);
}
final sessionList = sessions.value?.sessions ?? [];
final sessionMap = {for (final s in sessionList) s.serverId: s};
return withBackground([
AppSliverHeader(
title: isCompact ? '媒体服务器' : '服务器',
actions: headerActions,
),
SliverPadding(
padding: EdgeInsets.fromLTRB(
isCompact ? 16 : 24,
8,
isCompact ? 16 : 24,
enabledScriptWidgets.isEmpty ? (isCompact ? 100 : 24) : 8,
),
sliver: SliverReorderableGrid(
gridDelegate: isCompact
? const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 2,
childAspectRatio: 1.05,
crossAxisSpacing: 12,
mainAxisSpacing: 12,
)
: const SliverGridDelegateWithMaxCrossAxisExtent(
maxCrossAxisExtent: kRichCardMinWidth,
childAspectRatio: 1.55,
crossAxisSpacing: kCardGap,
mainAxisSpacing: kCardGap,
),
itemCount: serverList.length,
onReorder: (oldIndex, newIndex) => ref
.read(serverListProvider.notifier)
.reorder(oldIndex, newIndex),
itemBuilder: (context, serverIndex) {
final server = serverList[serverIndex];
final session = sessionMap[server.id];
final actions = buildServerActionCallbacks(
context: context,
ref: ref,
server: server,
session: session,
);
return _ServerCardReorderListener(
key: ValueKey(server.id),
index: serverIndex,
child: _ServerCard(
server: server,
session: session,
onTap: () async {
if (session != null) {
await ref
.read(sessionProvider.notifier)
.switchSession(server.id);
if (!context.mounted) return;
context.go('/');
}
},
onRefresh: actions.onRefresh!,
onChangeIcon: actions.onChangeIcon!,
onEdit: actions.onEdit!,
onTogglePause: actions.onTogglePause!,
onDelete: actions.onDelete!,
onChangePassword: actions.onChangePassword,
),
);
},
),
),
...buildModuleSlivers(),
]);
},
loading: () => withBackground([
AppSliverHeader(title: '服务器', actions: headerActions),
const SliverToBoxAdapter(
child: SkeletonGrid(
itemCount: 6,
itemHeight: 194,
minCardWidth: kRichCardMinWidth,
padding: EdgeInsets.fromLTRB(24, 8, 24, 0),
),
),
]),
error: (e, _) => withBackground([
AppSliverHeader(title: '服务器', actions: headerActions),
SliverFillRemaining(
hasScrollBody: false,
child: AppErrorState(
message: formatUserError(e, fallback: '服务器加载失败'),
onRetry: () => ref.invalidate(serverListProvider),
),
),
]),
),
);
}
}
class _ModuleCard extends StatelessWidget {
final String title;
final String description;
final VoidCallback onTap;
const _ModuleCard({
required this.title,
required this.description,
required this.onTap,
});
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
final normalizedDescription = description.trim();
return AppCard(
onTap: onTap,
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Icon(
Icons.extension_rounded,
size: 28,
color: theme.colorScheme.primary,
),
const Spacer(),
Text(
title,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: theme.textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.w700,
),
),
if (normalizedDescription.isNotEmpty) ...[
const SizedBox(height: 4),
Text(
normalizedDescription,
maxLines: 2,
overflow: TextOverflow.ellipsis,
style: theme.textTheme.bodySmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
),
),
],
],
),
);
}
}
class _ServerCardReorderListener extends StatelessWidget {
final int index;
final Widget child;
const _ServerCardReorderListener({
super.key,
required this.index,
required this.child,
});
@override
Widget build(BuildContext context) {
const desktop = {
TargetPlatform.linux,
TargetPlatform.macOS,
TargetPlatform.windows,
};
if (desktop.contains(Theme.of(context).platform)) {
return ReorderableGridDragStartListener(index: index, child: child);
}
return ReorderableGridDelayedDragStartListener(index: index, child: child);
}
}
class _ServerCard extends ConsumerStatefulWidget {
final EmbyServer server;
final AuthedSession? session;
final VoidCallback onTap;
final VoidCallback onRefresh;
final VoidCallback onChangeIcon;
final VoidCallback onEdit;
final VoidCallback onDelete;
final VoidCallback onTogglePause;
final VoidCallback? onChangePassword;
const _ServerCard({
required this.server,
required this.session,
required this.onTap,
required this.onRefresh,
required this.onChangeIcon,
required this.onEdit,
required this.onDelete,
required this.onTogglePause,
this.onChangePassword,
});
@override
ConsumerState<_ServerCard> createState() => _ServerCardState();
}
class _ServerCardState extends ConsumerState<_ServerCard> {
String _relativeTime() {
final dateStr = widget.server.lastConnectedAt ?? widget.server.updatedAt;
final dt = DateTime.tryParse(dateStr);
if (dt == null) return '未观看';
final diff = DateTime.now().difference(dt);
if (diff.inDays >= 1) return '${diff.inDays}天前';
if (diff.inHours >= 1) return '${diff.inHours}小时前';
if (diff.inMinutes >= 1) return '${diff.inMinutes}分钟前';
return '刚刚';
}
ConnectivityStatus _mapStatus(AsyncValue<ServerConnectivity> conn) =>
conn.when(
data: (c) => c.reachable
? ConnectivityStatus.online
: ConnectivityStatus.offline,
loading: () => ConnectivityStatus.unknown,
error: (_, _) => ConnectivityStatus.offline,
);
List<FItem> _cardMenuItems() => buildServerActionMenuItems(
onRefresh: widget.onRefresh,
onChangeIcon: widget.onChangeIcon,
onEdit: widget.onEdit,
onChangePassword: widget.session == null ? null : widget.onChangePassword,
paused: widget.server.paused,
onTogglePause: widget.onTogglePause,
onDelete: widget.onDelete,
);
@override
Widget build(BuildContext context) {
final isPaused = widget.server.paused;
final counts = widget.session != null && !isPaused
? ref.watch(serverItemCountsProvider(widget.server.id)).value
: null;
final connectivity = isPaused
? null
: ref.watch(serverConnectivityProvider(widget.server.baseUrl));
final theme = Theme.of(context);
final tokens = context.appTokens;
final hasSession = widget.session != null;
final seedColor = ServerAvatar.seedColorFor(widget.server.name);
final Widget latencyWidget = isPaused
? MetadataChip(
icon: Icons.pause_circle_outline,
label: '已暂停',
foreground: theme.colorScheme.onSurfaceVariant,
)
: connectivity!.when(
data: (c) {
if (c.reachable && c.latencyMs != null) {
final Color color;
if (c.latencyMs! < 100) {
color = tokens.statusOnline;
} else if (c.latencyMs! < 300) {
color = tokens.statusWarn;
} else {
color = tokens.statusOffline;
}
return MetadataChip(
label: '${c.latencyMs}ms',
foreground: color,
);
}
return MetadataChip(
label: '不可达',
foreground: tokens.statusOffline,
);
},
loading: () => MetadataChip(
label: '检测中...',
foreground: theme.colorScheme.onSurfaceVariant,
),
error: (_, _) =>
MetadataChip(label: '检测失败', foreground: tokens.statusOffline),
);
return Opacity(
opacity: isPaused ? 0.5 : 1.0,
child: AppCard(
onTap: hasSession && !isPaused ? widget.onTap : null,
contextMenuItems: _cardMenuItems(),
enableLongPressMenu: false,
child: DecoratedBox(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [seedColor.withValues(alpha: 0.06), Colors.transparent],
),
),
child: Padding(
padding: const EdgeInsets.all(12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
ServerAvatar(
name: widget.server.name,
iconUrl: widget.server.iconUrl,
size: 34,
),
const SizedBox(width: 8),
Expanded(
child: SizedBox(
height: 34,
child: Row(
children: [
Flexible(
child: Text(
widget.server.name,
style: theme.textTheme.titleSmall?.copyWith(
fontWeight: FontWeight.w600,
fontSize: 13,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
if (hasSession && !isPaused) ...[
const SizedBox(width: 4),
StatusDot(
status: _mapStatus(connectivity!),
size: 7,
),
],
],
),
),
),
const SizedBox(width: 4),
SizedBox(
width: 24,
height: 24,
child: FPopoverMenu(
menuBuilder: autoDismissMenuBuilder,
menuAnchor: Alignment.topRight,
childAnchor: Alignment.bottomRight,
menu: [FItemGroup(children: _cardMenuItems())],
builder: (context, controller, child) =>
GestureDetector(
onTap: controller.toggle,
child: child,
),
child: MouseRegion(
cursor: SystemMouseCursors.click,
child: Icon(
Icons.more_vert,
size: 16,
color: theme.colorScheme.onSurfaceVariant,
),
),
),
),
],
),
const Spacer(),
Row(
children: [
MetadataChip(
icon: Icons.photo_library_outlined,
label: counts?.movieCount != null
? '${counts!.movieCount}'
: '',
),
const SizedBox(width: 8),
MetadataChip(
icon: Icons.play_circle_outline,
label: counts?.episodeCount != null
? '${counts!.episodeCount}'
: '',
),
],
),
const SizedBox(height: 6),
Row(
children: [
latencyWidget,
if (!isPaused) ...[
Text(
' · ',
style: theme.textTheme.labelSmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
fontSize: 11,
),
),
Flexible(
child: Text(
_relativeTime(),
style: theme.textTheme.labelSmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
fontSize: 11,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
],
],
),
],
),
),
),
),
);
}
}