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✨ Notification UI

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This commit is contained in:
LittleSheep
2025-05-20 01:14:13 +08:00
parent 9d6cf54bf8
commit 9e609b8fe4
13 changed files with 741 additions and 238 deletions
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lib/screens/notification.dart Normal file
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import 'dart:math' as math;
import 'package:auto_route/auto_route.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:island/models/user.dart';
import 'package:island/pods/network.dart';
import 'package:island/widgets/alert.dart';
import 'package:island/widgets/content/markdown.dart';
import 'package:relative_time/relative_time.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:riverpod_paging_utils/riverpod_paging_utils.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:url_launcher/url_launcher.dart';
part 'notification.g.dart';
@riverpod
class NotificationUnreadCountNotifier
extends _$NotificationUnreadCountNotifier {
@override
Future<int> build() async {
try {
final client = ref.read(apiClientProvider);
final response = await client.get('/notifications/count');
return (response.data as num).toInt();
} catch (_) {
return 0;
}
}
Future<void> decrement(int count) async {
final current = await future;
state = AsyncData(math.min(current - count, 0));
}
}
@riverpod
class NotificationListNotifier extends _$NotificationListNotifier
with CursorPagingNotifierMixin<SnNotification> {
static const int _pageSize = 5;
@override
Future<CursorPagingData<SnNotification>> build() => fetch(cursor: null);
@override
Future<CursorPagingData<SnNotification>> fetch({
required String? cursor,
}) async {
final client = ref.read(apiClientProvider);
final offset = cursor == null ? 0 : int.parse(cursor);
final queryParams = {'offset': offset, 'take': _pageSize};
final response = await client.get(
'/notifications',
queryParameters: queryParams,
);
final total = int.parse(response.headers.value('X-Total') ?? '0');
final List<dynamic> data = response.data;
final notifications =
data.map((json) => SnNotification.fromJson(json)).toList();
final hasMore = offset + notifications.length < total;
final nextCursor =
hasMore ? (offset + notifications.length).toString() : null;
final unreadCount = notifications.where((n) => n.viewedAt == null).length;
ref
.read(notificationUnreadCountNotifierProvider.notifier)
.decrement(unreadCount);
return CursorPagingData(
items: notifications,
hasMore: hasMore,
nextCursor: nextCursor,
);
}
}
@RoutePage()
class NotificationScreen extends HookConsumerWidget {
const NotificationScreen({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
return Scaffold(
appBar: AppBar(title: const Text('notifications').tr()),
body: PagingHelperView(
provider: notificationListNotifierProvider,
futureRefreshable: notificationListNotifierProvider.future,
notifierRefreshable: notificationListNotifierProvider.notifier,
contentBuilder:
(data, widgetCount, endItemView) => ListView.builder(
itemCount: widgetCount,
itemBuilder: (context, index) {
if (index == widgetCount - 1) {
return endItemView;
}
final notification = data.items[index];
return ListTile(
isThreeLine: true,
contentPadding: EdgeInsets.symmetric(
horizontal: 16,
vertical: 8,
),
title: Text(notification.title),
subtitle: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
if (notification.subtitle.isNotEmpty)
Text(notification.subtitle).bold(),
Row(
spacing: 6,
children: [
Text(
DateFormat().format(
notification.createdAt.toLocal(),
),
).fontSize(11),
Text('·').fontSize(11).bold(),
Text(
RelativeTime(
context,
).format(notification.createdAt.toLocal()),
).fontSize(11),
],
).opacity(0.75).padding(bottom: 4),
MarkdownTextContent(
content: notification.content,
textStyle: Theme.of(
context,
).textTheme.bodyMedium?.copyWith(
color: Theme.of(
context,
).colorScheme.onSurface.withOpacity(0.8),
),
),
],
),
trailing:
notification.viewedAt == null
? null
: Container(
width: 12,
height: 12,
decoration: const BoxDecoration(
color: Colors.blue,
shape: BoxShape.circle,
),
),
onTap: () {
if (notification.meta['link'] is String) {
final href = notification.meta['link'];
final uri = Uri.tryParse(href);
if (uri == null) {
showSnackBar(
context,
'brokenLink'.tr(args: []),
action: SnackBarAction(
label: 'copyToClipboard'.tr(),
onPressed: () {
Clipboard.setData(ClipboardData(text: href));
clearSnackBar(context);
},
),
);
return;
}
if (uri.scheme == 'solian') {
context.router.pushPath(
['', uri.host, ...uri.pathSegments].join('/'),
);
return;
}
showConfirmAlert(
'openLinkConfirmDescription'.tr(args: [href]),
'openLinkConfirm'.tr(),
).then((value) {
if (value) {
launchUrl(uri, mode: LaunchMode.externalApplication);
}
});
}
},
);
},
),
),
);
}
}