605 lines
19 KiB
Dart
605 lines
19 KiB
Dart
/// News Detail Page
|
|
///
|
|
/// Displays full article content with images, HTML rendering, and interactions.
|
|
/// Matches HTML design at html/news-detail.html
|
|
library;
|
|
|
|
import 'package:cached_network_image/cached_network_image.dart';
|
|
import 'package:worker/core/widgets/loading_indicator.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter_html/flutter_html.dart';
|
|
import 'package:flutter_riverpod/flutter_riverpod.dart';
|
|
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
|
|
import 'package:go_router/go_router.dart';
|
|
import 'package:share_plus/share_plus.dart';
|
|
import 'package:worker/core/constants/api_constants.dart';
|
|
import 'package:worker/core/constants/ui_constants.dart';
|
|
import 'package:worker/core/theme/colors.dart';
|
|
import 'package:worker/features/news/domain/entities/news_article.dart';
|
|
import 'package:worker/features/news/presentation/providers/news_provider.dart';
|
|
import 'package:worker/features/news/presentation/widgets/related_article_card.dart';
|
|
|
|
/// News Detail Page
|
|
///
|
|
/// Features:
|
|
/// - AppBar with back, share, and bookmark buttons
|
|
/// - Hero image (250px height)
|
|
/// - Article metadata (category, date, reading time, views)
|
|
/// - Title and excerpt
|
|
/// - Full article body with HTML rendering
|
|
/// - Tags section
|
|
/// - Social engagement stats and action buttons
|
|
/// - Related articles section
|
|
/// - Loading and error states
|
|
class NewsDetailPage extends ConsumerStatefulWidget {
|
|
/// Article ID to display
|
|
final String articleId;
|
|
|
|
/// Constructor
|
|
const NewsDetailPage({super.key, required this.articleId});
|
|
|
|
@override
|
|
ConsumerState<NewsDetailPage> createState() => _NewsDetailPageState();
|
|
}
|
|
|
|
class _NewsDetailPageState extends ConsumerState<NewsDetailPage> {
|
|
bool _isBookmarked = false;
|
|
bool _isLiked = false;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
final articleAsync = ref.watch(newsArticleByIdProvider(widget.articleId));
|
|
|
|
return Scaffold(
|
|
backgroundColor: colorScheme.surface,
|
|
appBar: _buildAppBar(context),
|
|
body: articleAsync.when(
|
|
data: (article) {
|
|
if (article == null) {
|
|
return _buildNotFoundState(context);
|
|
}
|
|
return _buildContent(context, article);
|
|
},
|
|
loading: () => const const CustomLoadingIndicator(),
|
|
error: (error, stack) => _buildErrorState(context, error.toString()),
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build AppBar
|
|
PreferredSizeWidget _buildAppBar(BuildContext context) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return AppBar(
|
|
backgroundColor: colorScheme.surface,
|
|
elevation: AppBarSpecs.elevation,
|
|
title: Text(
|
|
'Chi tiết bài viết',
|
|
style: TextStyle(color: colorScheme.onSurface),
|
|
),
|
|
centerTitle: false,
|
|
leading: IconButton(
|
|
icon: FaIcon(FontAwesomeIcons.arrowLeft, color: colorScheme.onSurface, size: 20),
|
|
onPressed: () => context.pop(),
|
|
),
|
|
actions: [
|
|
// Share button
|
|
IconButton(
|
|
icon: FaIcon(FontAwesomeIcons.shareNodes, color: colorScheme.onSurface, size: 20),
|
|
onPressed: _onShareTap,
|
|
),
|
|
// Bookmark button
|
|
IconButton(
|
|
icon: FaIcon(
|
|
_isBookmarked ? FontAwesomeIcons.solidBookmark : FontAwesomeIcons.bookmark,
|
|
// Keep AppColors.warning for bookmarked state - semantic status color
|
|
color: _isBookmarked ? AppColors.warning : colorScheme.onSurface,
|
|
size: 20,
|
|
),
|
|
onPressed: _onBookmarkTap,
|
|
),
|
|
const SizedBox(width: AppSpacing.sm),
|
|
],
|
|
);
|
|
}
|
|
|
|
/// Build content
|
|
Widget _buildContent(BuildContext context, NewsArticle article) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
final relatedArticles = ref
|
|
.watch(filteredNewsArticlesProvider)
|
|
.value
|
|
?.where((a) => a.id != article.id && a.category == article.category)
|
|
.take(3)
|
|
.toList();
|
|
|
|
return SingleChildScrollView(
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
// Hero Image
|
|
CachedNetworkImage(
|
|
imageUrl: article.imageUrl,
|
|
width: double.infinity,
|
|
height: 250,
|
|
fit: BoxFit.cover,
|
|
placeholder: (context, url) => Container(
|
|
height: 250,
|
|
color: colorScheme.surfaceContainerHighest,
|
|
child: const const CustomLoadingIndicator(),
|
|
),
|
|
errorWidget: (context, url, error) => Container(
|
|
height: 250,
|
|
color: colorScheme.surfaceContainerHighest,
|
|
child: FaIcon(
|
|
FontAwesomeIcons.image,
|
|
size: 48,
|
|
color: colorScheme.onSurfaceVariant,
|
|
),
|
|
),
|
|
),
|
|
|
|
// Article Content
|
|
Padding(
|
|
padding: const EdgeInsets.all(24),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
// Metadata
|
|
_buildMetadata(context, article),
|
|
|
|
const SizedBox(height: 16),
|
|
|
|
// Title
|
|
Text(
|
|
article.title,
|
|
style: TextStyle(
|
|
fontSize: 24,
|
|
fontWeight: FontWeight.w700,
|
|
color: colorScheme.onSurface,
|
|
height: 1.3,
|
|
),
|
|
),
|
|
|
|
const SizedBox(height: 8),
|
|
|
|
|
|
// Article Body - Render HTML content
|
|
if (article.content != null && article.content!.isNotEmpty)
|
|
Html(
|
|
data: article.content,
|
|
style: {
|
|
"body": Style(
|
|
margin: Margins.zero,
|
|
padding: HtmlPaddings.zero,
|
|
fontSize: FontSize(16),
|
|
lineHeight: const LineHeight(1.7),
|
|
color: colorScheme.onSurface,
|
|
),
|
|
"h2": Style(
|
|
fontSize: FontSize(20),
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
margin: Margins.only(top: 32, bottom: 16),
|
|
),
|
|
"h3": Style(
|
|
fontSize: FontSize(18),
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
margin: Margins.only(top: 24, bottom: 12),
|
|
),
|
|
"p": Style(
|
|
fontSize: FontSize(16),
|
|
color: colorScheme.onSurface,
|
|
lineHeight: const LineHeight(1.7),
|
|
margin: Margins.only(bottom: 16),
|
|
),
|
|
"strong": Style(
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
"img": Style(
|
|
margin: Margins.symmetric(vertical: 16),
|
|
),
|
|
"ul": Style(
|
|
margin: Margins.only(left: 16, bottom: 16),
|
|
),
|
|
"ol": Style(
|
|
margin: Margins.only(left: 16, bottom: 16),
|
|
),
|
|
"li": Style(
|
|
fontSize: FontSize(16),
|
|
color: colorScheme.onSurface,
|
|
lineHeight: const LineHeight(1.5),
|
|
margin: Margins.only(bottom: 8),
|
|
),
|
|
"blockquote": Style(
|
|
backgroundColor: colorScheme.primaryContainer,
|
|
border: Border(
|
|
left: BorderSide(color: colorScheme.primary, width: 4),
|
|
),
|
|
padding: HtmlPaddings.all(16),
|
|
margin: Margins.symmetric(vertical: 24),
|
|
fontStyle: FontStyle.italic,
|
|
),
|
|
"div": Style(
|
|
margin: Margins.zero,
|
|
padding: HtmlPaddings.zero,
|
|
),
|
|
},
|
|
onLinkTap: (url, attributes, element) {
|
|
// Handle link taps if needed
|
|
if (url != null) {
|
|
debugPrint('Link tapped: $url');
|
|
}
|
|
},
|
|
),
|
|
|
|
const SizedBox(height: 32),
|
|
|
|
// Tags Section
|
|
if (article.tags.isNotEmpty) _buildTagsSection(context, article.tags),
|
|
|
|
const SizedBox(height: 32),
|
|
|
|
// Social Actions
|
|
_buildSocialActions(context, article),
|
|
|
|
const SizedBox(height: 32),
|
|
|
|
// Related Articles
|
|
if (relatedArticles != null && relatedArticles.isNotEmpty)
|
|
_buildRelatedArticles(context, relatedArticles),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build metadata
|
|
Widget _buildMetadata(BuildContext context, NewsArticle article) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Row(
|
|
spacing: 16,
|
|
children: [
|
|
// Category badge
|
|
Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
|
|
decoration: BoxDecoration(
|
|
color: colorScheme.primary,
|
|
borderRadius: BorderRadius.circular(16),
|
|
),
|
|
child: Text(
|
|
article.category.displayName,
|
|
style: TextStyle(
|
|
fontSize: 12,
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onPrimary,
|
|
),
|
|
),
|
|
),
|
|
|
|
// Date
|
|
_buildMetaItem(context, FontAwesomeIcons.calendar, article.formattedDate),
|
|
|
|
// Reading time
|
|
// _buildMetaItem(context, Icons.schedule, article.readingTimeText),
|
|
|
|
// Views
|
|
// _buildMetaItem(
|
|
// context,
|
|
// Icons.visibility,
|
|
// '${article.formattedViewCount} lượt xem',
|
|
// ),
|
|
],
|
|
);
|
|
}
|
|
|
|
/// Build metadata item
|
|
Widget _buildMetaItem(BuildContext context, IconData icon, String text) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
FaIcon(icon, size: 12, color: colorScheme.onSurfaceVariant),
|
|
const SizedBox(width: 4),
|
|
Text(
|
|
text,
|
|
style: TextStyle(fontSize: 12, color: colorScheme.onSurfaceVariant),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
/// Build tags section
|
|
Widget _buildTagsSection(BuildContext context, List<String> tags) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Container(
|
|
padding: const EdgeInsets.all(16),
|
|
decoration: BoxDecoration(
|
|
color: colorScheme.surfaceContainerLowest,
|
|
borderRadius: BorderRadius.circular(AppRadius.lg),
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
'Thẻ liên quan',
|
|
style: TextStyle(
|
|
fontSize: 14,
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
),
|
|
const SizedBox(height: 12),
|
|
Wrap(
|
|
spacing: 8,
|
|
runSpacing: 8,
|
|
children: tags
|
|
.map(
|
|
(tag) => Container(
|
|
padding: const EdgeInsets.symmetric(
|
|
horizontal: 12,
|
|
vertical: 4,
|
|
),
|
|
decoration: BoxDecoration(
|
|
color: colorScheme.surface,
|
|
border: Border.all(color: colorScheme.outlineVariant),
|
|
borderRadius: BorderRadius.circular(16),
|
|
),
|
|
child: Text(
|
|
tag,
|
|
style: TextStyle(
|
|
fontSize: 12,
|
|
color: colorScheme.onSurfaceVariant,
|
|
),
|
|
),
|
|
),
|
|
)
|
|
.toList(),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build social actions section
|
|
Widget _buildSocialActions(BuildContext context, NewsArticle article) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Container(
|
|
padding: const EdgeInsets.all(16),
|
|
decoration: BoxDecoration(
|
|
border: Border.symmetric(
|
|
horizontal: BorderSide(color: colorScheme.outlineVariant),
|
|
),
|
|
),
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
_buildActionButton(
|
|
context,
|
|
icon: _isLiked ? FontAwesomeIcons.solidHeart : FontAwesomeIcons.heart,
|
|
onPressed: _onLikeTap,
|
|
color: _isLiked ? Colors.red : null,
|
|
),
|
|
const SizedBox(width: 8),
|
|
_buildActionButton(
|
|
context,
|
|
icon: _isBookmarked ? FontAwesomeIcons.solidBookmark : FontAwesomeIcons.bookmark,
|
|
onPressed: _onBookmarkTap,
|
|
// Keep AppColors.warning for bookmarked state - semantic status color
|
|
color: _isBookmarked ? AppColors.warning : null,
|
|
),
|
|
const SizedBox(width: 8),
|
|
_buildActionButton(context, icon: FontAwesomeIcons.shareNodes, onPressed: _onShareTap),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build stat item
|
|
Widget _buildStatItem(BuildContext context, IconData icon, String text) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Icon(icon, size: 14, color: colorScheme.onSurfaceVariant),
|
|
const SizedBox(width: 4),
|
|
Text(
|
|
text,
|
|
style: TextStyle(fontSize: 14, color: colorScheme.onSurfaceVariant),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
/// Build action button
|
|
Widget _buildActionButton(
|
|
BuildContext context, {
|
|
required IconData icon,
|
|
required VoidCallback onPressed,
|
|
Color? color,
|
|
}) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return OutlinedButton(
|
|
onPressed: onPressed,
|
|
style: OutlinedButton.styleFrom(
|
|
padding: const EdgeInsets.all(12),
|
|
side: BorderSide(color: color ?? colorScheme.outlineVariant, width: 2),
|
|
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
|
|
),
|
|
child: FaIcon(icon, size: 18, color: color ?? colorScheme.onSurfaceVariant),
|
|
);
|
|
}
|
|
|
|
/// Build related articles section
|
|
Widget _buildRelatedArticles(BuildContext context, List<NewsArticle> articles) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Container(
|
|
padding: const EdgeInsets.all(16),
|
|
decoration: BoxDecoration(
|
|
color: colorScheme.surfaceContainerLowest,
|
|
borderRadius: BorderRadius.circular(AppRadius.lg),
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
'Bài viết liên quan',
|
|
style: TextStyle(
|
|
fontSize: 18,
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
),
|
|
const SizedBox(height: 16),
|
|
...articles.map(
|
|
(article) => RelatedArticleCard(
|
|
article: article,
|
|
onTap: () {
|
|
// Navigate to related article
|
|
context.push('/news/${article.id}');
|
|
},
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build not found state
|
|
Widget _buildNotFoundState(BuildContext context) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Center(
|
|
child: Column(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
FaIcon(FontAwesomeIcons.fileLines, size: 64, color: colorScheme.onSurfaceVariant),
|
|
const SizedBox(height: 16),
|
|
Text(
|
|
'Không tìm thấy bài viết',
|
|
style: TextStyle(
|
|
fontSize: 16,
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
),
|
|
const SizedBox(height: 8),
|
|
Text(
|
|
'Bài viết này không tồn tại hoặc đã bị xóa',
|
|
style: TextStyle(fontSize: 14, color: colorScheme.onSurfaceVariant),
|
|
textAlign: TextAlign.center,
|
|
),
|
|
const SizedBox(height: 24),
|
|
ElevatedButton(
|
|
onPressed: () => context.pop(),
|
|
child: const Text('Quay lại'),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Build error state
|
|
Widget _buildErrorState(BuildContext context, String error) {
|
|
final colorScheme = Theme.of(context).colorScheme;
|
|
|
|
return Center(
|
|
child: Column(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
// Keep AppColors.danger for error state - semantic status color
|
|
FaIcon(FontAwesomeIcons.circleExclamation, size: 64, color: AppColors.danger),
|
|
const SizedBox(height: 16),
|
|
Text(
|
|
'Không thể tải bài viết',
|
|
style: TextStyle(
|
|
fontSize: 16,
|
|
fontWeight: FontWeight.w600,
|
|
color: colorScheme.onSurface,
|
|
),
|
|
),
|
|
const SizedBox(height: 8),
|
|
Padding(
|
|
padding: const EdgeInsets.symmetric(horizontal: 32),
|
|
child: Text(
|
|
error,
|
|
style: TextStyle(fontSize: 14, color: colorScheme.onSurfaceVariant),
|
|
textAlign: TextAlign.center,
|
|
),
|
|
),
|
|
const SizedBox(height: 24),
|
|
ElevatedButton(
|
|
onPressed: () => context.pop(),
|
|
child: const Text('Quay lại'),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Handle like tap
|
|
void _onLikeTap() {
|
|
setState(() {
|
|
_isLiked = !_isLiked;
|
|
});
|
|
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(
|
|
content: Text(
|
|
_isLiked ? 'Đã thích bài viết!' : 'Đã bỏ thích bài viết!',
|
|
),
|
|
duration: const Duration(seconds: 1),
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Handle bookmark tap
|
|
void _onBookmarkTap() {
|
|
setState(() {
|
|
_isBookmarked = !_isBookmarked;
|
|
});
|
|
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(
|
|
content: Text(
|
|
_isBookmarked ? 'Đã lưu bài viết!' : 'Đã bỏ lưu bài viết!',
|
|
),
|
|
duration: const Duration(seconds: 1),
|
|
),
|
|
);
|
|
}
|
|
|
|
/// Handle share tap
|
|
void _onShareTap() {
|
|
// Copy link to clipboard
|
|
// Clipboard.setData(
|
|
// ClipboardData(text: 'https://worker.app/news/${widget.articleId}'),
|
|
// );
|
|
//
|
|
// ScaffoldMessenger.of(context).showSnackBar(
|
|
// const SnackBar(
|
|
// content: Text('Đã sao chép link bài viết!'),
|
|
// duration: Duration(seconds: 2),
|
|
// ),
|
|
// );
|
|
|
|
// TODO: Implement native share when share_plus package is added
|
|
SharePlus.instance.share(
|
|
ShareParams(text: 'Xem bài viết: ${ApiConstants.baseUrl}')
|
|
);
|
|
|
|
}
|
|
}
|