mangayomi/lib/modules/manga/home/manga_home_screen.dart
2024-12-14 13:55:40 +02:00

627 lines
27 KiB
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import 'package:mangayomi/eval/model/m_manga.dart';
import 'package:mangayomi/eval/model/m_pages.dart';
import 'package:mangayomi/models/settings.dart';
import 'package:mangayomi/models/source.dart';
import 'package:mangayomi/modules/library/providers/library_state_provider.dart';
import 'package:mangayomi/modules/manga/home/providers/state_provider.dart';
import 'package:mangayomi/modules/manga/home/widget/filter_widget.dart';
import 'package:mangayomi/modules/widgets/listview_widget.dart';
import 'package:mangayomi/modules/widgets/progress_center.dart';
import 'package:mangayomi/providers/l10n_providers.dart';
import 'package:mangayomi/services/get_filter_list.dart';
import 'package:mangayomi/services/get_latest_updates.dart';
import 'package:mangayomi/services/get_popular.dart';
import 'package:mangayomi/services/get_source_baseurl.dart';
import 'package:mangayomi/services/search.dart';
import 'package:mangayomi/services/supports_latest.dart';
import 'package:mangayomi/utils/extensions/build_context_extensions.dart';
import 'package:mangayomi/modules/library/widgets/search_text_form_field.dart';
import 'package:mangayomi/modules/manga/home/widget/mangas_card_selector.dart';
import 'package:mangayomi/modules/widgets/gridview_widget.dart';
import 'package:mangayomi/modules/widgets/manga_image_card_widget.dart';
import 'package:mangayomi/utils/global_style.dart';
class MangaHomeScreen extends ConsumerStatefulWidget {
final Source source;
final bool isSearch;
final bool isLatest;
final String query;
const MangaHomeScreen(
{required this.source, this.query = "", this.isSearch = false, this.isLatest = false, super.key});
@override
ConsumerState<MangaHomeScreen> createState() => _MangaHomeScreenState();
}
class TypeMangaSelector {
final IconData icon;
final String title;
TypeMangaSelector(
this.icon,
this.title,
);
}
class _MangaHomeScreenState extends ConsumerState<MangaHomeScreen> {
bool _isLoading = false;
final ScrollController _scrollController = ScrollController();
int _fullDataLength = 50;
int _page = 1;
bool _hasNextPage = true;
late int _selectedIndex = widget.isLatest
? 1
: widget.isSearch
? 2
: 0;
late Source source = widget.source;
late List<dynamic> filters = getFilterList(source: source);
final List<MManga> _mangaList = [];
List<TypeMangaSelector> _types(BuildContext context) {
final l10n = l10nLocalizations(context)!;
return [
TypeMangaSelector(Icons.favorite, l10n.popular),
TypeMangaSelector(Icons.new_releases_outlined, l10n.latest),
TypeMangaSelector(Icons.filter_list_outlined, l10n.filter),
];
}
Future<MPages?> _loadMore() async {
MPages? mangaRes;
if (_isLoading) {
if (source.isFullData!) {
await Future.delayed(const Duration(milliseconds: 500));
_fullDataLength = _fullDataLength + 50;
} else {
if (_selectedIndex == 0 && !_isSearch && _query.isEmpty) {
mangaRes = await ref.watch(getPopularProvider(
source: source,
page: _page + 1,
).future);
} else if (_selectedIndex == 1 && !_isSearch && _query.isEmpty) {
mangaRes = await ref.watch(getLatestUpdatesProvider(
source: source,
page: _page + 1,
).future);
} else if (_selectedIndex == 2 && (_isSearch && _query.isNotEmpty) || _isFiltering) {
mangaRes = await ref
.watch(searchProvider(source: source, query: _query, page: _page + 1, filterList: filters).future);
}
}
if (mangaRes!.list.isNotEmpty) {
if (mounted) {
setState(() {
_page = _page + 1;
_hasNextPage = mangaRes!.hasNextPage;
});
}
}
}
return mangaRes;
}
late final _textEditingController = TextEditingController(text: widget.query);
late String _query = widget.query;
late bool _isSearch = widget.isSearch;
AsyncValue<MPages?>? _getManga;
int _length = 0;
bool _isFiltering = false;
@override
Widget build(BuildContext context) {
final supportsLatest = ref.watch(supportsLatestProvider(source: source));
final filterList = getFilterList(source: source);
if (_selectedIndex == 2 && (_isSearch && _query.isNotEmpty) || _isFiltering) {
_getManga = ref.watch(searchProvider(source: source, query: _query, page: 1, filterList: filters));
} else if (_selectedIndex == 1 && !_isSearch && _query.isEmpty) {
_getManga = ref.watch(getLatestUpdatesProvider(source: source, page: 1));
} else if (_selectedIndex == 0 && !_isSearch && _query.isEmpty) {
_getManga = ref.watch(getPopularProvider(source: source, page: 1));
}
final l10n = context.l10n;
final displayType = ref.watch(mangaHomeDisplayTypeStateProvider);
final displayTypeIcon = switch (displayType) {
DisplayType.comfortableGrid || DisplayType.compactGrid => Icons.view_module,
_ => Icons.view_list,
};
return Scaffold(
appBar: AppBar(
title: _isSearch ? null : Text('${source.name}'),
leading: !_isSearch ? null : Container(),
actions: [
_isSearch
? SeachFormTextField(
onFieldSubmitted: (submit) {
_mangaList.clear();
setState(() {
if (submit.isNotEmpty) {
_selectedIndex = 2;
_query = submit;
} else {
_selectedIndex = 0;
}
_page = 1;
});
},
onChanged: (value) {},
onSuffixPressed: () {
_textEditingController.clear();
_mangaList.clear();
_query = "";
setState(() {});
},
onPressed: () {
setState(() {
if (_textEditingController.text.isEmpty) {
_isSearch = false;
_query = "";
_isFiltering = false;
_selectedIndex = 0;
_page = 1;
_textEditingController.clear();
_mangaList.clear();
} else {
Navigator.pop(context);
}
});
},
controller: _textEditingController,
)
: IconButton(
splashRadius: 20,
onPressed: () {
setState(() {
_isSearch = true;
});
},
icon: Icon(Icons.search, color: Theme.of(context).hintColor)),
PopupMenuButton(
popUpAnimationStyle: popupAnimationStyle,
icon: Icon(displayTypeIcon),
itemBuilder: (context) {
final displayType = ref.watch(mangaHomeDisplayTypeStateProvider);
final displayTypeNotifier = ref.read(mangaHomeDisplayTypeStateProvider.notifier);
return [
PopupMenuItem<int>(
value: 0,
child: RadioListTile(
title: Text(context.l10n.comfortable_grid),
value: DisplayType.comfortableGrid,
groupValue: displayType,
onChanged: (a) {
context.pop();
displayTypeNotifier.setMangaHomeDisplayType(a!);
},
),
),
PopupMenuItem<int>(
value: 1,
child: RadioListTile(
title: Text(context.l10n.compact_grid),
value: DisplayType.compactGrid,
groupValue: displayType,
onChanged: (a) {
context.pop();
displayTypeNotifier.setMangaHomeDisplayType(a!);
},
),
),
PopupMenuItem<int>(
value: 2,
child: RadioListTile(
title: Text(context.l10n.list),
value: DisplayType.list,
groupValue: displayType,
onChanged: (a) {
context.pop();
displayTypeNotifier.setMangaHomeDisplayType(a!);
},
),
),
];
},
onSelected: (value) {}),
PopupMenuButton(
popUpAnimationStyle: popupAnimationStyle,
itemBuilder: (context) {
return [
PopupMenuItem<int>(
value: 0,
child: Text(context.l10n.open_in_browser),
),
PopupMenuItem<int>(
value: 1,
child: Text(context.l10n.settings),
),
];
},
onSelected: (value) async {
if (value == 0) {
final baseUrl = ref.watch(sourceBaseUrlProvider(source: source));
Map<String, dynamic> data = {'url': baseUrl, 'sourceId': source.id.toString(), 'title': ''};
context.push("/mangawebview", extra: data);
} else {
final res = await context.push('/extension_detail', extra: source);
if (res != null && mounted) {
setState(() {
source = res as Source;
});
}
}
}),
],
bottom: PreferredSize(
preferredSize: Size.fromHeight(AppBar().preferredSize.height * 0.8),
child: Column(
children: [
SizedBox(
width: context.width(1),
height: 45,
child: ListView.builder(
scrollDirection: Axis.horizontal,
shrinkWrap: true,
itemCount: 3,
itemBuilder: (context, index) {
if (filterList.isEmpty && index == 2) {
return const SizedBox.shrink();
}
if (!supportsLatest && index == 1) {
return const SizedBox.shrink();
}
return MangasCardSelector(
icon: _types(context)[index].icon,
selected: _selectedIndex == index,
text: _types(context)[index].title,
onPressed: () async {
if (filters.isEmpty) {
filters = filterList;
}
if (index == 2) {
final result = await showModalBottomSheet(
context: context,
builder: (context) => StatefulBuilder(builder: (context, setState) {
return Column(
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: Row(
children: [
TextButton(
onPressed: () {
setState(() {
filters = getFilterList(source: source);
});
},
child: Text(l10n.reset),
),
const Spacer(),
ElevatedButton(
style: ElevatedButton.styleFrom(backgroundColor: context.primaryColor),
onPressed: () {
Navigator.pop(context, 'filter');
},
child: Text(
l10n.filter,
style: TextStyle(color: Theme.of(context).scaffoldBackgroundColor),
),
),
],
),
),
const Divider(),
Expanded(
child: FilterWidget(
filterList: filters,
onChanged: (values) {
setState(() {
filters = values;
});
},
),
),
],
);
}),
);
if (result == 'filter') {
_mangaList.clear();
if (mounted) {
setState(() {
_selectedIndex = 2;
_isFiltering = true;
_page = 1;
_isLoading = false;
});
}
_getManga = ref
.refresh(searchProvider(source: source, query: _query, page: 1, filterList: filters));
}
} else {
_mangaList.clear();
setState(() {
_selectedIndex = index;
_isFiltering = false;
_isSearch = false;
_query = "";
_textEditingController.clear();
_page = 1;
_isLoading = false;
});
}
},
);
},
),
),
Container(
color: context.primaryColor,
height: 0.3,
width: context.width(1),
)
],
),
),
),
body: _getManga!.isLoading
? const ProgressCenter()
: _getManga!.when(
data: (data) {
if (_hasNextPage) {
if (!data!.hasNextPage) {
if (mounted) {
setState(() {
_hasNextPage = false;
});
}
}
}
if (_mangaList.isEmpty && data!.list.isNotEmpty) {
_mangaList.addAll(data.list);
}
Widget buildProgressIndicator() {
return !(data!.list.isNotEmpty && (data.hasNextPage || _hasNextPage))
? Container()
: _isLoading
? const Center(
child: SizedBox(
height: 100,
width: 200,
child: Center(
child: CircularProgressIndicator(),
),
),
)
: Padding(
padding: const EdgeInsets.all(4),
child: ElevatedButton(
style: ElevatedButton.styleFrom(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5))),
onPressed: () {
if (!_getManga!.isLoading) {
if (mounted) {
setState(() {
_isLoading = true;
});
}
_loadMore().then((value) {
if (mounted && value != null) {
setState(() {
_mangaList.addAll(value.list);
_isLoading = false;
});
}
});
}
},
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
l10n.load_more,
style: const TextStyle(overflow: TextOverflow.ellipsis),
maxLines: 2,
),
const Icon(Icons.arrow_forward_outlined),
],
)),
);
}
if (data!.list.isEmpty) {
return Center(child: Text(l10n.no_result));
}
_scrollController.addListener(() {
if (_scrollController.position.pixels == _scrollController.position.maxScrollExtent) {
if (_mangaList.isNotEmpty && (_hasNextPage) && !_isLoading && !_getManga!.isLoading) {
if (mounted) {
setState(() {
_isLoading = true;
});
}
_loadMore().then((value) {
if (mounted && value != null) {
setState(() {
_mangaList.addAll(value.list);
_isLoading = false;
});
}
});
}
}
});
_length = source.isFullData! ? _fullDataLength : _mangaList.length;
_length = (_mangaList.length < _length ? _mangaList.length : _length);
final isComfortableGrid = displayType == DisplayType.comfortableGrid;
return Padding(
padding: const EdgeInsets.only(top: 10),
child: Column(
children: [
Flexible(
child: displayType == DisplayType.list
? ListViewWidget(
controller: _scrollController,
itemCount: _length + 1,
itemBuilder: (context, index) {
if (index == _length) {
return buildProgressIndicator();
}
return MangaHomeImageCardListTile(
isManga: source.isManga ?? true, manga: _mangaList[index], source: source);
})
: Consumer(builder: (context, ref, child) {
final gridSize = ref.watch(libraryGridSizeStateProvider(isManga: source.isManga!));
return GridViewWidget(
gridSize: gridSize,
controller: _scrollController,
itemCount: _length + 1,
childAspectRatio: isComfortableGrid ? 0.642 : 0.69,
itemBuilder: (context, index) {
if (index == _length) {
return buildProgressIndicator();
}
return MangaHomeImageCard(
isManga: source.isManga ?? true,
manga: _mangaList[index],
source: source,
isComfortableGrid: isComfortableGrid,
);
},
);
})),
],
),
);
},
error: (error, stackTrace) => Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Padding(
padding: const EdgeInsets.all(15),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Column(
children: [
IconButton(
onPressed: () {
if (_selectedIndex == 2 && (_isSearch && _query.isNotEmpty) || _isFiltering) {
ref.invalidate(
searchProvider(source: source, query: _query, page: 1, filterList: filters));
} else if (_selectedIndex == 1 && !_isSearch && _query.isEmpty) {
ref.invalidate(getLatestUpdatesProvider(source: source, page: 1));
} else if (_selectedIndex == 0 && !_isSearch && _query.isEmpty) {
ref.invalidate(getPopularProvider(
source: source,
page: 1,
));
}
},
icon: const Icon(Icons.refresh)),
Text(l10n.refresh)
],
),
const SizedBox(
width: 20,
),
Column(
children: [
IconButton(
onPressed: () async {
final baseUrl = ref.watch(sourceBaseUrlProvider(source: source));
Map<String, dynamic> data = {
'url': baseUrl,
'sourceId': source.id.toString(),
'title': '',
"hasCloudFlare": source.hasCloudflare ?? false
};
context.push("/mangawebview", extra: data);
},
icon: Icon(
Icons.public,
size: 22,
color: context.secondaryColor,
),
),
const Text("Webview")
],
)
],
),
),
Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
error.toString(),
textAlign: TextAlign.center,
),
),
],
),
loading: () => const Center(
child: CircularProgressIndicator(),
),
));
}
}
class MangaHomeImageCard extends ConsumerStatefulWidget {
final MManga manga;
final bool isManga;
final Source source;
final bool isComfortableGrid;
const MangaHomeImageCard(
{super.key, required this.manga, required this.source, required this.isManga, required this.isComfortableGrid});
@override
ConsumerState<MangaHomeImageCard> createState() => _MangaHomeImageCardState();
}
class _MangaHomeImageCardState extends ConsumerState<MangaHomeImageCard>
with AutomaticKeepAliveClientMixin<MangaHomeImageCard> {
@override
Widget build(BuildContext context) {
super.build(context);
return MangaImageCardWidget(
getMangaDetail: widget.manga,
source: widget.source,
isManga: widget.isManga,
isComfortableGrid: widget.isComfortableGrid);
}
@override
bool get wantKeepAlive => true;
}
class MangaHomeImageCardListTile extends ConsumerStatefulWidget {
final MManga manga;
final bool isManga;
final Source source;
const MangaHomeImageCardListTile({super.key, required this.manga, required this.source, required this.isManga});
@override
ConsumerState<MangaHomeImageCardListTile> createState() => _MangaHomeImageCardListTileState();
}
class _MangaHomeImageCardListTileState extends ConsumerState<MangaHomeImageCardListTile>
with AutomaticKeepAliveClientMixin<MangaHomeImageCardListTile> {
@override
Widget build(BuildContext context) {
super.build(context);
return MangaImageCardListTileWidget(getMangaDetail: widget.manga, source: widget.source, isManga: widget.isManga);
}
@override
bool get wantKeepAlive => true;
}