507 lines
17 KiB
Dart
507 lines
17 KiB
Dart
import 'dart:async';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../../app/router/route_names.dart';
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import '../../../core/models/novel_model.dart';
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import '../../../shared/widgets/main_app_header.dart';
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import '../providers/home_provider.dart';
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class HomeScreen extends ConsumerWidget {
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const HomeScreen({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final homeAsync = ref.watch(homeProvider);
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final colorScheme = Theme.of(context).colorScheme;
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return Scaffold(
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backgroundColor: colorScheme.surface,
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body: Column(
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children: [
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const MainAppHeader(),
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Expanded(
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child: homeAsync.when(
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loading: () => const Center(child: CircularProgressIndicator()),
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error: (e, _) => Center(
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child: Padding(
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padding: const EdgeInsets.all(24),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.cloud_off_rounded, size: 52),
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const SizedBox(height: 12),
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Text('Không thể tải dữ liệu trang chủ'),
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const SizedBox(height: 8),
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Text(
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e.toString(),
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maxLines: 3,
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overflow: TextOverflow.ellipsis,
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.bodySmall,
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),
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const SizedBox(height: 12),
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FilledButton(
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onPressed: () => ref.invalidate(homeProvider),
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child: const Text('Tải lại'),
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),
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],
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),
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),
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),
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data: (data) => RefreshIndicator(
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onRefresh: () async => ref.invalidate(homeProvider),
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child: ListView(
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padding: const EdgeInsets.fromLTRB(0, 12, 0, 24),
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children: [
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_HotCarousel(novels: data.hot),
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const SizedBox(height: 12),
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const _HomeQuickFilters(),
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_SectionHeader(
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title: 'Truyện mới nhất',
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onMore: () => context.go(RouteNames.search),
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),
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_NovelHorizontalList(novels: data.latest),
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_SectionHeader(
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title: 'Đề cử nổi bật',
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onMore: () => context.go('${RouteNames.search}?sort=rating'),
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),
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_FeatureGrid(novels: data.topRated.take(6).toList()),
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const SizedBox(height: 12),
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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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class _SectionHeader extends StatelessWidget {
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final String title;
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final VoidCallback? onMore;
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const _SectionHeader({required this.title, this.onMore});
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@override
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Widget build(BuildContext context) => Padding(
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padding: const EdgeInsets.fromLTRB(18, 18, 12, 6),
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child: Row(
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children: [
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Text(
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title,
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style: Theme.of(context).textTheme.titleLarge?.copyWith(
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fontWeight: FontWeight.w500,
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),
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),
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const Spacer(),
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if (onMore != null)
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InkWell(
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onTap: onMore,
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borderRadius: BorderRadius.circular(999),
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 4),
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child: Row(
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children: [
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Text(
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'Xem thêm',
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style: Theme.of(context).textTheme.titleSmall?.copyWith(
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color: const Color(0xFF14B8A6),
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),
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),
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const SizedBox(width: 4),
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const Icon(Icons.chevron_right_rounded, color: Color(0xFF14B8A6)),
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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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class _HomeQuickFilters extends StatelessWidget {
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const _HomeQuickFilters();
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@override
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Widget build(BuildContext context) {
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const items = [
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(Icons.dashboard_customize_rounded, 'Thể loại'),
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(Icons.verified_rounded, 'Hoàn thành'),
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(Icons.sell_rounded, 'Miễn phí'),
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(Icons.local_fire_department_rounded, 'Truyện hot'),
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];
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return Padding(
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padding: const EdgeInsets.fromLTRB(10, 0, 10, 8),
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child: Row(
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children: items
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.map(
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(item) => Expanded(
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child: Column(
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children: [
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Icon(item.$1, color: const Color(0xFF14B8A6), size: 26),
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const SizedBox(height: 6),
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Text(
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item.$2,
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textAlign: TextAlign.center,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.bodySmall?.copyWith(
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color: const Color(0xFF14B8A6),
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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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.toList(),
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),
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);
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}
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}
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class _HotCarousel extends StatefulWidget {
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final List<NovelModel> novels;
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const _HotCarousel({required this.novels});
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@override
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State<_HotCarousel> createState() => _HotCarouselState();
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}
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class _HotCarouselState extends State<_HotCarousel> {
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late PageController _controller;
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Timer? _autoSlideTimer;
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int _currentPage = 0;
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@override
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void initState() {
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super.initState();
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_controller = PageController(viewportFraction: 1);
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_startAutoSlide();
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}
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@override
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void reassemble() {
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super.reassemble();
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_recreateController();
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}
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void _recreateController() {
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final oldController = _controller;
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final page = oldController.hasClients
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? (oldController.page?.round() ?? _currentPage)
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: _currentPage;
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_controller = PageController(initialPage: page, viewportFraction: 1);
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oldController.dispose();
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}
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@override
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void didUpdateWidget(covariant _HotCarousel oldWidget) {
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super.didUpdateWidget(oldWidget);
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if (oldWidget.novels.length != widget.novels.length) {
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_startAutoSlide();
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}
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}
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void _startAutoSlide() {
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_autoSlideTimer?.cancel();
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if (widget.novels.length <= 1) return;
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_autoSlideTimer = Timer.periodic(const Duration(seconds: 4), (_) {
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if (!mounted || !_controller.hasClients) return;
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final nextPage = (_currentPage + 1) % widget.novels.length;
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_controller.animateToPage(
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nextPage,
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duration: const Duration(milliseconds: 360),
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curve: Curves.easeInOut,
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);
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});
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}
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@override
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void dispose() {
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_autoSlideTimer?.cancel();
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_controller.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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if (widget.novels.isEmpty) return const SizedBox.shrink();
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return SizedBox(
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height: 260,
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child: Column(
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children: [
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Expanded(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 18, vertical: 8),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(12),
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child: ClipRect(
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child: PageView.builder(
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controller: _controller,
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itemCount: widget.novels.length,
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onPageChanged: (value) => setState(() => _currentPage = value),
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itemBuilder: (context, index) {
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final novel = widget.novels[index];
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return GestureDetector(
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onTap: () => context.push(RouteNames.novelDetail(novel.id)),
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child: _CarouselCard(novel: novel),
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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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const SizedBox(height: 8),
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: List.generate(widget.novels.length.clamp(0, 5), (index) {
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final active = index == _currentPage.clamp(0, 4);
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return AnimatedContainer(
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duration: const Duration(milliseconds: 180),
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margin: const EdgeInsets.symmetric(horizontal: 3),
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width: active ? 16 : 7,
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height: 7,
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decoration: BoxDecoration(
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color: active ? const Color(0xFF14B8A6) : Colors.white54,
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borderRadius: BorderRadius.circular(99),
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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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class _CarouselCard extends StatelessWidget {
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final NovelModel novel;
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const _CarouselCard({required this.novel});
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@override
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Widget build(BuildContext context) {
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return Stack(
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fit: StackFit.expand,
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children: [
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if (novel.coverUrl != null)
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CachedNetworkImage(
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imageUrl: novel.coverUrl!,
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fit: BoxFit.cover,
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placeholder: (_, imageUrl) => Container(color: Colors.grey[200]),
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errorWidget: (_, imageUrl, error) => Container(color: Colors.grey[300]),
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)
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else
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Container(color: Theme.of(context).colorScheme.primaryContainer),
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Positioned.fill(
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child: DecoratedBox(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [Colors.transparent, Colors.black.withAlpha(180)],
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),
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),
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),
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),
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Positioned(
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bottom: 12,
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left: 12,
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right: 12,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (novel.status.isNotEmpty)
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
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decoration: BoxDecoration(
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color: const Color(0xFF22C55E),
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borderRadius: BorderRadius.circular(999),
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),
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child: Text(
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novel.status,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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fontWeight: FontWeight.w700,
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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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novel.title,
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style: const TextStyle(
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color: Colors.white,
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fontWeight: FontWeight.bold,
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fontSize: 20,
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),
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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const SizedBox(height: 4),
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Text(
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novel.description?.trim().isNotEmpty == true
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? novel.description!.trim()
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: novel.authorName,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(color: Colors.white70, fontStyle: FontStyle.italic),
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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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class _NovelHorizontalList extends StatelessWidget {
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final List<NovelModel> novels;
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const _NovelHorizontalList({required this.novels});
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@override
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Widget build(BuildContext context) {
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return SizedBox(
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height: 226,
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child: ListView.separated(
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padding: const EdgeInsets.symmetric(horizontal: 18),
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scrollDirection: Axis.horizontal,
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itemCount: novels.length,
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separatorBuilder: (_, separatorIndex) => const SizedBox(width: 12),
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itemBuilder: (context, index) {
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final novel = novels[index];
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return GestureDetector(
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onTap: () => context.push(RouteNames.novelDetail(novel.id)),
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child: SizedBox(
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width: 122,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(10),
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child: novel.coverUrl != null
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? CachedNetworkImage(
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imageUrl: novel.coverUrl!,
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width: 122,
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height: 155,
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fit: BoxFit.cover,
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)
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: Container(
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width: 122,
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height: 155,
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color: Theme.of(context).colorScheme.primaryContainer,
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child: const Icon(Icons.menu_book),
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),
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),
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const SizedBox(height: 6),
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Flexible(
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child: Text(
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novel.title,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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fontWeight: FontWeight.w500,
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),
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),
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),
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const SizedBox(height: 3),
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Text(
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'${novel.totalChapters} chương',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.bodySmall?.copyWith(
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color: const Color(0xFF58D68D),
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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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class _FeatureGrid extends StatelessWidget {
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const _FeatureGrid({required this.novels});
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final List<NovelModel> novels;
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@override
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Widget build(BuildContext context) {
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if (novels.isEmpty) return const SizedBox.shrink();
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return Padding(
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padding: const EdgeInsets.fromLTRB(18, 4, 18, 0),
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child: GridView.builder(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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padding: EdgeInsets.zero,
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itemCount: novels.length,
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gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 2,
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mainAxisSpacing: 18,
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crossAxisSpacing: 14,
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childAspectRatio: 0.74,
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),
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itemBuilder: (context, index) {
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final novel = novels[index];
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return GestureDetector(
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onTap: () => context.push(RouteNames.novelDetail(novel.id)),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(
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child: ClipRRect(
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borderRadius: BorderRadius.circular(10),
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child: novel.coverUrl != null
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? CachedNetworkImage(
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imageUrl: novel.coverUrl!,
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width: double.infinity,
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fit: BoxFit.cover,
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)
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: Container(
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color: Theme.of(context).colorScheme.primaryContainer,
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child: const Center(child: Icon(Icons.menu_book_rounded)),
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),
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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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novel.title,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: Theme.of(context).textTheme.titleSmall,
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),
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const SizedBox(height: 2),
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Text(
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'${novel.totalChapters} Chương',
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: const Color(0xFF58D68D),
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),
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),
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Text(
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'${novel.bookmarkCount > 0 ? novel.bookmarkCount : novel.views} ${novel.bookmarkCount > 0 ? 'Đề cử/tuần' : 'Lượt xem'}',
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: const Color(0xFF1677FF),
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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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