jingyun
170 lines
6.4 KiB
Dart
170 lines
6.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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import 'package:go_router/go_router.dart';
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import 'package:hooks_riverpod/hooks_riverpod.dart';
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import 'package:pull_to_refresh/pull_to_refresh.dart';
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import 'package:shadcn_ui/shadcn_ui.dart';
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import '../../../common/router/app_router.dart';
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import '../../../common/widgets/prototype_ui.dart';
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import '../application/news_controller.dart';
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class NewsPage extends HookConsumerWidget {
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const NewsPage({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final news = ref.watch(newsControllerProvider);
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final notifier = ref.read(newsControllerProvider.notifier);
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final cs = ShadTheme.of(context).colorScheme;
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final controller = useMemoized(
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() => RefreshController(initialRefresh: false),
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);
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useEffect(() {
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return controller.dispose;
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}, [controller]);
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return SafeArea(
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top: false,
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child: SmartRefresher(
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controller: controller,
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enablePullDown: true,
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enablePullUp: true,
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header: const MaterialClassicHeader(),
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onRefresh: () async {
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notifier.refresh();
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controller.refreshCompleted();
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},
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onLoading: () async {
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if (!news.hasMore || news.loadingMore) {
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controller.loadNoData();
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return;
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}
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final hasMore = notifier.loadMore();
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if (hasMore) {
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controller.loadComplete();
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} else {
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controller.loadNoData();
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}
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},
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child: ListView(
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physics: const AlwaysScrollableScrollPhysics(),
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padding: const EdgeInsets.fromLTRB(0, 8, 0, 20),
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children: [
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PrototypeFrame(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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const Text(
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'资讯',
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style: TextStyle(fontSize: 17, fontWeight: FontWeight.w600),
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),
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const SizedBox(height: 10),
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for (final item in news.items) ...[
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PrototypeCard(
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margin: const EdgeInsets.only(bottom: 10),
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child: InkWell(
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onTap: () => context.push(
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'${AppRoutes.newsDetail}?id=${item.id}',
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 8,
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vertical: 3,
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),
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decoration: BoxDecoration(
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color: item.metal.color.withValues(
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alpha: 0.12,
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),
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borderRadius: BorderRadius.circular(999),
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),
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child: Text(
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item.metal.shortLabel,
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style: TextStyle(
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color: item.metal.color,
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fontWeight: FontWeight.w700,
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fontSize: 12,
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),
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),
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),
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const SizedBox(width: 8),
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Text(
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'${item.source} · ${_timeLabel(item.publishedAt)}',
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style: TextStyle(
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fontSize: 12,
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color: cs.mutedForeground,
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),
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),
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const Spacer(),
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Icon(
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Icons.chevron_right,
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size: 16,
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color: cs.mutedForeground,
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),
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],
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),
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const SizedBox(height: 10),
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Text(
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item.title,
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w700,
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),
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),
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const SizedBox(height: 8),
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Text(
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item.summary,
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style: TextStyle(
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fontSize: 14,
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color: cs.mutedForeground,
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height: 1.55,
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),
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),
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],
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),
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),
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),
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],
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if (news.loadingMore)
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const Padding(
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padding: EdgeInsets.symmetric(vertical: 16),
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child: Center(
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child: SizedBox(
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width: 18,
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height: 18,
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child: CircularProgressIndicator(strokeWidth: 2),
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),
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),
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),
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if (!news.hasMore)
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Padding(
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padding: const EdgeInsets.symmetric(vertical: 14),
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child: Text(
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'没有更多资讯了',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontSize: 12,
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color: cs.mutedForeground,
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),
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),
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),
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],
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),
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),
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],
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),
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),
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);
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}
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}
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String _timeLabel(DateTime value) {
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return '${value.hour.toString().padLeft(2, '0')}:${value.minute.toString().padLeft(2, '0')}';
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}
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