MIF_E31231313/Android/flutter_app/lib/screens/article_detail_screen.dart

142 lines
5.0 KiB
Dart

import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:url_launcher/url_launcher.dart';
import '../app_design.dart';
import '../models/news_article_model.dart';
class ArticleDetailScreen extends StatelessWidget {
const ArticleDetailScreen({
super.key,
required this.article,
required this.related,
});
final NewsArticleModel article;
final List<NewsArticleModel> related;
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: SgColors.background,
appBar: AppBar(title: const Text('Detail Artikel')),
body: SafeArea(
child: SingleChildScrollView(
padding: const EdgeInsets.fromLTRB(20, 12, 20, 24),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Hero(
tag: 'article-${article.id}',
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: _ArticleImage(imageUrl: article.image, fallbackIndex: article.id),
),
),
const SizedBox(height: 14),
StatusBadge(text: article.category, color: SgColors.primary),
const SizedBox(height: 10),
Text(article.title, style: AppTypography.h2),
const SizedBox(height: 6),
Text(
[
if (article.sourceName != null && article.sourceName!.isNotEmpty)
article.sourceName,
if (article.createdAt.isNotEmpty) article.createdAt,
].whereType<String>().join(''),
style: AppTypography.caption,
),
const SizedBox(height: 14),
Text(article.description, style: AppTypography.body),
const SizedBox(height: 12),
Text(
article.content.trim().isEmpty ? article.description : article.content,
style: AppTypography.body.copyWith(color: SgColors.textPrimary),
),
if (article.url != null && article.url!.isNotEmpty) ...[
const SizedBox(height: 16),
PrimaryButton(
label: 'Buka Sumber (Selengkapnya)',
icon: Icons.open_in_new_rounded,
onPressed: () async {
final uri = Uri.tryParse(article.url!);
if (uri == null) return;
await launchUrl(uri, mode: LaunchMode.externalApplication);
},
),
],
const SizedBox(height: 20),
Text('Artikel Terkait', style: AppTypography.h3),
const SizedBox(height: 10),
...related
.where((item) => item.id != article.id)
.take(3)
.map(
(item) => HealthCard(
margin: const EdgeInsets.only(bottom: 10),
onTap: () => Navigator.of(context).push(
fadeRoute(ArticleDetailScreen(article: item, related: related)),
),
child: Row(
children: [
SizedBox(
width: 64,
height: 64,
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: _ArticleImage(
imageUrl: item.image,
fallbackIndex: item.id,
),
),
),
const SizedBox(width: 10),
Expanded(
child: Text(
item.title,
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
),
],
),
),
),
],
),
),
),
);
}
}
class _ArticleImage extends StatelessWidget {
const _ArticleImage({required this.imageUrl, required this.fallbackIndex});
final String? imageUrl;
final int fallbackIndex;
@override
Widget build(BuildContext context) {
final fallback = _assetByIndex(fallbackIndex);
if (imageUrl == null || imageUrl!.isEmpty) {
return Image.asset(fallback, fit: BoxFit.cover);
}
return CachedNetworkImage(
imageUrl: imageUrl!,
fit: BoxFit.cover,
errorWidget: (_, __, ___) => Image.asset(fallback, fit: BoxFit.cover),
placeholder: (_, __) => Container(color: const Color(0xFFEAF1EF)),
);
}
}
String _assetByIndex(int index) {
const images = [
'assets/image/onboarding_food.png',
'assets/image/onboarding_monitoring.png',
'assets/image/onboarding_consultation.png',
];
return images[index % images.length];
}