Files
pixes/lib/pages/novel_page.dart
2024-12-14 17:08:55 +08:00

682 lines
22 KiB
Dart

import 'dart:collection';
import 'package:fluent_ui/fluent_ui.dart';
import 'package:flutter/gestures.dart';
import 'package:pixes/components/animated_image.dart';
import 'package:pixes/components/grid.dart';
import 'package:pixes/components/loading.dart';
import 'package:pixes/components/md.dart';
import 'package:pixes/components/novel.dart';
import 'package:pixes/components/title_bar.dart';
import 'package:pixes/foundation/app.dart';
import 'package:pixes/foundation/image_provider.dart';
import 'package:pixes/network/network.dart';
import 'package:pixes/pages/comments_page.dart';
import 'package:pixes/pages/novel_reading_page.dart';
import 'package:pixes/pages/search_page.dart';
import 'package:pixes/pages/user_info_page.dart';
import 'package:pixes/utils/app_links.dart';
import 'package:pixes/utils/translation.dart';
import 'package:url_launcher/url_launcher_string.dart';
const kFluentButtonPadding = 28.0;
class NovelPage extends StatefulWidget {
const NovelPage(this.novel, {super.key});
final Novel novel;
@override
State<NovelPage> createState() => _NovelPageState();
}
class _NovelPageState extends State<NovelPage> {
final scrollController = ScrollController();
@override
Widget build(BuildContext context) {
return Scrollbar(
controller: scrollController,
child: ScrollConfiguration(
behavior: ScrollConfiguration.of(context).copyWith(scrollbars: false),
child: CustomScrollView(
controller: scrollController,
slivers: [
SliverToBoxAdapter(
child: buildTop(),
),
SliverToBoxAdapter(
child: buildActions(),
),
SliverToBoxAdapter(
child: buildDescription(),
),
if (widget.novel.seriesId != null)
NovelSeriesWidget(
widget.novel.seriesId!, widget.novel.seriesTitle!),
SliverPadding(
padding: EdgeInsets.only(
top: 16 + MediaQuery.of(context).padding.bottom)),
],
),
).padding(const EdgeInsets.symmetric(horizontal: 16)));
}
Widget buildTop() {
return Card(
child: SizedBox(
height: 128,
child: Row(
children: [
Container(
width: 96,
height: double.infinity,
decoration: BoxDecoration(
color: ColorScheme.of(context).secondaryContainer,
borderRadius: BorderRadius.circular(4),
),
clipBehavior: Clip.antiAlias,
child: AnimatedImage(
fit: BoxFit.cover,
filterQuality: FilterQuality.medium,
width: double.infinity,
height: double.infinity,
image: CachedImageProvider(widget.novel.image)),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.start,
children: [
Text(widget.novel.title,
maxLines: 3,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
)),
const SizedBox(height: 4),
const Spacer(),
if (widget.novel.seriesId != null)
Text(
overflow: TextOverflow.ellipsis,
"${"Series".tl}: ${widget.novel.seriesTitle!}",
style: TextStyle(
color: ColorScheme.of(context).primary,
fontSize: 12,
),
).paddingVertical(4)
],
),
),
],
),
)).paddingTop(12);
}
Widget buildStats() {
return Container(
height: 74,
constraints: const BoxConstraints(maxWidth: 560),
padding: const EdgeInsets.only(bottom: 10),
child: Row(
children: [
const SizedBox(
width: 2,
),
Expanded(
child: Container(
height: 68,
decoration: BoxDecoration(
border: Border.all(
color: ColorScheme.of(context).outlineVariant,
width: 0.6),
borderRadius: BorderRadius.circular(4)),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
child: Row(
children: [
Column(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(
FluentIcons.view,
size: 20,
),
Text(
"Views".tl,
style: const TextStyle(fontSize: 12),
)
],
),
const SizedBox(
width: 12,
),
Text(
widget.novel.totalViews.toString(),
style: TextStyle(
color: ColorScheme.of(context).primary,
fontWeight: FontWeight.w500,
fontSize: 18),
)
],
),
),
),
const SizedBox(
width: 16,
),
Expanded(
child: Container(
height: 68,
decoration: BoxDecoration(
border: Border.all(
color: ColorScheme.of(context).outlineVariant, width: 0.6),
borderRadius: BorderRadius.circular(4)),
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
child: Row(
children: [
Column(
mainAxisSize: MainAxisSize.min,
children: [
const Icon(
FluentIcons.six_point_star,
size: 20,
),
Text(
"Favorites".tl,
style: const TextStyle(fontSize: 12),
)
],
),
const SizedBox(
width: 12,
),
Text(
widget.novel.totalBookmarks.toString(),
style: TextStyle(
color: ColorScheme.of(context).primary,
fontWeight: FontWeight.w500,
fontSize: 18),
)
],
),
)),
const SizedBox(
width: 2,
),
],
),
);
}
Widget buildAuthor() {
return ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 560),
child: Card(
margin: const EdgeInsets.only(left: 2, right: 2, bottom: 12),
borderColor: ColorScheme.of(context).outlineVariant.toOpacity(0.52),
child: GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
context.to(() => UserInfoPage(widget.novel.author.id.toString()));
},
child: SizedBox(
height: 38,
child: Row(
children: [
Container(
width: 36,
height: 36,
decoration: BoxDecoration(
color: ColorScheme.of(context).secondaryContainer,
borderRadius: BorderRadius.circular(36),
),
clipBehavior: Clip.antiAlias,
child: AnimatedImage(
fit: BoxFit.cover,
width: 36,
height: 36,
filterQuality: FilterQuality.medium,
image: CachedImageProvider(widget.novel.author.avatar),
),
),
const SizedBox(width: 12),
Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(widget.novel.author.name,
style: const TextStyle(
fontSize: 14,
fontWeight: FontWeight.bold,
)),
Text(
widget.novel.createDate.toString().substring(0, 10),
style: TextStyle(
fontSize: 12,
color: ColorScheme.of(context).outline,
),
),
],
),
const Spacer(),
const Icon(MdIcons.chevron_right)
],
),
),
),
),
);
}
bool isAddingFavorite = false;
Widget buildActions() {
void favorite() async {
if (isAddingFavorite) return;
setState(() {
isAddingFavorite = true;
});
var res = widget.novel.isBookmarked
? await Network().deleteFavoriteNovel(widget.novel.id.toString())
: await Network().favoriteNovel(widget.novel.id.toString());
if (res.error) {
if (mounted) {
context.showToast(message: res.errorMessage ?? "Network Error");
}
} else {
widget.novel.isBookmarked = !widget.novel.isBookmarked;
}
setState(() {
isAddingFavorite = false;
});
}
return LayoutBuilder(builder: (context, constraints) {
final width = constraints.maxWidth;
return Card(
margin: const EdgeInsets.only(top: 12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (width < 560) buildAuthor().toAlign(Alignment.centerLeft),
if (width < 560) buildStats().toAlign(Alignment.centerLeft),
if (width >= 560)
ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 1132),
child: Row(
children: [
Expanded(child: buildAuthor()),
const SizedBox(width: 12),
Expanded(child: buildStats()),
],
),
).toAlign(Alignment.centerLeft),
LayoutBuilder(
builder: (context, constrains) {
var width = constrains.maxWidth;
bool shouldFillSpace = width < 500;
return Row(
children: [
FilledButton(
child: Row(
children: [
const Icon(MdIcons.menu_book_outlined, size: 18),
const SizedBox(width: 12),
Text("Read".tl),
const Spacer(),
const Icon(MdIcons.chevron_right, size: 18)
.paddingTop(2),
],
)
.fixWidth(shouldFillSpace
? width / 2 - 4 - kFluentButtonPadding
: 220)
.fixHeight(32),
onPressed: () {
context.to(() => NovelReadingPage(widget.novel));
}),
const SizedBox(width: 16),
Button(
onPressed: favorite,
child: Row(
mainAxisAlignment: constrains.maxWidth > 420
? MainAxisAlignment.start
: MainAxisAlignment.center,
children: [
if (isAddingFavorite)
const SizedBox(
width: 18,
height: 18,
child: ProgressRing(
strokeWidth: 2,
),
)
else if (widget.novel.isBookmarked)
Icon(
MdIcons.favorite,
size: 18,
color: ColorScheme.of(context).error,
)
else
const Icon(MdIcons.favorite_outline, size: 18),
if (constrains.maxWidth > 420)
const SizedBox(width: 12),
if (constrains.maxWidth > 420) Text("Favorite".tl)
],
)
.fixWidth(shouldFillSpace
? width / 4 - 4 - kFluentButtonPadding
: 64)
.fixHeight(32),
),
const SizedBox(width: 8),
Button(
child: Row(
mainAxisAlignment: constrains.maxWidth > 420
? MainAxisAlignment.start
: MainAxisAlignment.center,
children: [
const Icon(MdIcons.comment, size: 18),
if (constrains.maxWidth > 420)
const SizedBox(width: 12),
if (constrains.maxWidth > 420) Text("Comments".tl)
],
)
.fixWidth(shouldFillSpace
? width / 4 - 4 - kFluentButtonPadding
: 64)
.fixHeight(32),
onPressed: () {
CommentsPage.show(context, widget.novel.id.toString(),
isNovel: true);
}),
],
);
},
).paddingHorizontal(2),
SelectableText(
"ID: ${widget.novel.id}",
style: TextStyle(
fontSize: 13, color: ColorScheme.of(context).outline),
).paddingTop(8).paddingLeft(2),
],
),
);
});
}
Widget buildDescription() {
return Card(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
"Description".tl,
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 8),
SelectableText.rich(
TextSpan(children: buildDescriptionText().toList())),
const SizedBox(height: 12),
SizedBox(
width: double.infinity,
child: Wrap(
crossAxisAlignment: WrapCrossAlignment.start,
children: [
for (final tag in widget.novel.tags)
MouseRegion(
cursor: SystemMouseCursors.click,
child: GestureDetector(
onTap: () {
context.to(() => SearchNovelResultPage(tag.name));
},
child: Container(
margin: const EdgeInsets.only(right: 8, bottom: 6),
padding: const EdgeInsets.symmetric(
horizontal: 10, vertical: 6),
decoration: BoxDecoration(
color: ColorScheme.of(context).primaryContainer,
borderRadius: BorderRadius.circular(4),
),
child: Text(
tag.name,
style: const TextStyle(fontSize: 12),
),
),
),
),
],
),
),
const SizedBox(height: 12),
Button(
child: Row(
children: [
const Icon(MdIcons.bookmark_outline, size: 18),
const SizedBox(width: 12),
Text("Related".tl)
],
).fixWidth(64).fixHeight(32),
onPressed: () {
context
.to(() => _RelatedNovelsPage(widget.novel.id.toString()));
}),
],
),
).paddingTop(12);
}
Iterable<TextSpan> buildDescriptionText() sync* {
var text = widget.novel.caption;
text = text.replaceAll("<br />", "\n");
text = text.replaceAll('\n\n', '\n');
var labels = Queue<String>();
var buffer = StringBuffer();
var style = const TextStyle();
String? link;
Map<String, String> attributes = {};
for (int i = 0; i < text.length; i++) {
if (text[i] == '<' && text[i + 1] != '/') {
var label =
text.substring(i + 1, text.indexOf('>', i)).split(' ').first;
labels.addLast(label);
for (var part
in text.substring(i + 1, text.indexOf('>', i)).split(' ')) {
var kv = part.split('=');
if (kv.length >= 2) {
attributes[kv[0]] =
kv.join('=').substring(kv[0].length + 2).replaceAll('"', '');
}
}
i = text.indexOf('>', i);
} else if (text[i] == '<' && text[i + 1] == '/') {
var label = text.substring(i + 2, text.indexOf('>', i));
if (label == labels.last) {
switch (label) {
case "strong":
style = style.copyWith(fontWeight: FontWeight.bold);
case "a":
style = style.copyWith(color: ColorScheme.of(context).primary);
link = attributes["href"];
}
labels.removeLast();
}
i = text.indexOf('>', i);
} else {
buffer.write(text[i]);
}
if (i + 1 >= text.length ||
(labels.isEmpty &&
(text[i + 1] == '<' || (i != 0 && text[i - 1] == '>')))) {
var content = buffer.toString();
var url = link;
yield TextSpan(
text: content,
style: style,
recognizer: url != null
? (TapGestureRecognizer()
..onTap = () {
if (!handleLink(Uri.parse(url))) {
launchUrlString(url);
}
})
: null);
buffer.clear();
link = null;
attributes.clear();
style = const TextStyle();
}
}
}
}
class NovelSeriesWidget extends StatefulWidget {
const NovelSeriesWidget(this.seriesId, this.title, {super.key});
final int seriesId;
final String title;
@override
State<NovelSeriesWidget> createState() => _NovelSeriesWidgetState();
}
class _NovelSeriesWidgetState
extends MultiPageLoadingState<NovelSeriesWidget, Novel> {
@override
Widget? buildFrame(BuildContext context, Widget child) {
return DecoratedSliver(
decoration: BoxDecoration(
color: FluentTheme.of(context).cardColor,
borderRadius: BorderRadius.circular(4),
border: Border.all(
color: ColorScheme.of(context).outlineVariant.toOpacity(0.6),
width: 0.5,
)),
sliver: SliverMainAxisGroup(slivers: [
SliverToBoxAdapter(
child: Text(widget.title.trim(),
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
)).paddingTop(16).paddingLeft(12).paddingRight(12),
),
const SliverPadding(padding: EdgeInsets.only(top: 8)),
child
]),
).sliverPadding(const EdgeInsets.only(top: 16));
}
@override
Widget buildLoading(BuildContext context) {
return SliverToBoxAdapter(
child: const Center(
child: ProgressRing(),
).fixHeight(124),
);
}
@override
Widget buildError(BuildContext context, String error) {
return SliverToBoxAdapter(
child: Center(
child: Text(error),
).fixHeight(124),
);
}
@override
Widget buildContent(BuildContext context, final List<Novel> data) {
return SliverGridViewWithFixedItemHeight(
itemHeight: 164,
minCrossAxisExtent: 400,
delegate: SliverChildBuilderDelegate(
(context, index) {
if (index == data.length - 1) {
nextPage();
}
return NovelWidget(data[index]);
},
childCount: data.length,
),
).sliverPadding(const EdgeInsets.symmetric(horizontal: 8));
}
String? nextUrl;
@override
Future<Res<List<Novel>>> loadData(page) async {
if (nextUrl == "end") {
return Res.error("No more data");
}
var res =
await Network().getNovelSeries(widget.seriesId.toString(), nextUrl);
if (!res.error) {
nextUrl = res.subData;
nextUrl ??= "end";
}
return res;
}
}
class NovelPageWithId extends StatefulWidget {
const NovelPageWithId(this.id, {super.key});
final String id;
@override
State<NovelPageWithId> createState() => _NovelPageWithIdState();
}
class _NovelPageWithIdState extends LoadingState<NovelPageWithId, Novel> {
@override
Future<Res<Novel>> loadData() async {
return Network().getNovelDetail(widget.id);
}
@override
Widget buildContent(BuildContext context, Novel data) {
return NovelPage(data);
}
}
class _RelatedNovelsPage extends StatefulWidget {
const _RelatedNovelsPage(this.id);
final String id;
@override
State<_RelatedNovelsPage> createState() => __RelatedNovelsPageState();
}
class __RelatedNovelsPageState
extends LoadingState<_RelatedNovelsPage, List<Novel>> {
@override
Widget buildContent(BuildContext context, List<Novel> data) {
return Column(
children: [
TitleBar(title: "Related Novels".tl),
Expanded(
child: GridViewWithFixedItemHeight(
itemHeight: 164,
itemCount: data.length,
minCrossAxisExtent: 400,
builder: (context, index) {
return NovelWidget(data[index]);
},
)),
],
);
}
@override
Future<Res<List<Novel>>> loadData() async {
return Network().relatedNovels(widget.id);
}
}