Files
PiliPlus/lib/pages/dynamics_topic/view.dart
bggRGjQaUbCoE 604d78ad6a opt data
Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
2025-06-21 18:22:41 +08:00

388 lines
16 KiB
Dart

import 'package:PiliPlus/common/constants.dart';
import 'package:PiliPlus/common/widgets/custom_icon.dart';
import 'package:PiliPlus/common/widgets/custom_sliver_persistent_header_delegate.dart';
import 'package:PiliPlus/common/widgets/dynamic_sliver_appbar_medium.dart';
import 'package:PiliPlus/common/widgets/image/network_img_layer.dart';
import 'package:PiliPlus/common/widgets/loading_widget/http_error.dart';
import 'package:PiliPlus/common/widgets/pair.dart';
import 'package:PiliPlus/common/widgets/refresh_indicator.dart';
import 'package:PiliPlus/http/loading_state.dart';
import 'package:PiliPlus/models/common/image_type.dart';
import 'package:PiliPlus/models_new/dynamic/dyn_topic_feed/item.dart';
import 'package:PiliPlus/models_new/dynamic/dyn_topic_top/top_details.dart';
import 'package:PiliPlus/pages/dynamics/widgets/dynamic_panel.dart';
import 'package:PiliPlus/pages/dynamics_create/view.dart';
import 'package:PiliPlus/pages/dynamics_tab/view.dart';
import 'package:PiliPlus/pages/dynamics_topic/controller.dart';
import 'package:PiliPlus/utils/global_data.dart';
import 'package:PiliPlus/utils/grid.dart';
import 'package:PiliPlus/utils/num_util.dart';
import 'package:PiliPlus/utils/page_utils.dart';
import 'package:PiliPlus/utils/utils.dart';
import 'package:flutter/material.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:get/get.dart';
import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
import 'package:waterfall_flow/waterfall_flow.dart';
class DynTopicPage extends StatefulWidget {
const DynTopicPage({super.key});
@override
State<DynTopicPage> createState() => _DynTopicPageState();
}
class _DynTopicPageState extends State<DynTopicPage> {
final DynTopicController _controller =
Get.put(DynTopicController(), tag: Utils.generateRandomString(8));
@override
Widget build(BuildContext context) {
final ThemeData theme = Theme.of(context);
return Scaffold(
resizeToAvoidBottomInset: false,
floatingActionButton: FloatingActionButton.extended(
onPressed: () {
if (_controller.accountService.isLogin.value) {
CreateDynPanel.onCreateDyn(
context,
topic: Pair(
first: int.parse(_controller.topicId),
second: _controller.topicName,
),
);
} else {
SmartDialog.showToast('账号未登录');
}
},
icon: const Icon(CustomIcon.topic_tag, size: 20),
label: const Text('参与话题'),
),
body: SafeArea(
top: false,
bottom: false,
child: refreshIndicator(
onRefresh: _controller.onRefresh,
child: CustomScrollView(
controller: _controller.scrollController,
physics: const AlwaysScrollableScrollPhysics(),
slivers: [
Obx(() => _buildAppBar(theme, _controller.topState.value)),
Obx(() {
if (_controller.topicSortByConf.value?.allSortBy?.isNotEmpty ==
true) {
return SliverPersistentHeader(
pinned: true,
delegate: CustomSliverPersistentHeaderDelegate(
extent: 30,
bgColor: theme.colorScheme.surface,
child: SizedBox(
height: 30,
child: Builder(
builder: (context) {
return Padding(
padding:
const EdgeInsets.only(left: 12, bottom: 6),
child: ToggleButtons(
fillColor: theme.colorScheme.secondaryContainer,
selectedColor:
theme.colorScheme.onSecondaryContainer,
constraints: const BoxConstraints(
minWidth: 54, minHeight: 24),
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
borderRadius:
const BorderRadius.all(Radius.circular(25)),
onPressed: (index) {
_controller.onSort(_controller.topicSortByConf
.value!.allSortBy![index].sortBy!);
(context as Element).markNeedsBuild();
},
isSelected: _controller
.topicSortByConf.value!.allSortBy!
.map((e) {
return e.sortBy == _controller.sortBy;
}).toList(),
children: _controller
.topicSortByConf.value!.allSortBy!
.map((e) {
return Text(
e.sortName!,
style: const TextStyle(
fontSize: 13,
height: 1,
),
strutStyle: const StrutStyle(
height: 1,
leading: 0,
fontSize: 13,
),
textScaler: TextScaler.noScaling,
);
}).toList(),
),
);
},
),
),
),
);
}
return const SliverToBoxAdapter();
}),
SliverPadding(
padding: EdgeInsets.only(
bottom: MediaQuery.paddingOf(context).bottom + 80,
),
sliver: Obx(() => _buildBody(_controller.loadingState.value)),
),
],
),
),
),
);
}
Widget _buildAppBar(ThemeData theme, LoadingState<TopDetails?> topState) {
late final paddingTop = MediaQuery.paddingOf(context).top;
return switch (topState) {
Loading() => const SliverAppBar(),
Success(:var response) when (topState.dataOrNull != null) =>
DynamicSliverAppBarMedium(
pinned: true,
callback: (value) => _controller.appbarOffset =
value - kToolbarHeight - paddingTop - 7,
title: IgnorePointer(child: Text(response!.topicItem!.name)),
flexibleSpace: Container(
decoration: BoxDecoration(
image: DecorationImage(
image: Image.asset(
'assets/images/topic-header-bg.png',
).image,
filterQuality: FilterQuality.low,
fit: BoxFit.cover,
),
),
padding: EdgeInsets.only(
top: paddingTop,
left: 12,
right: 12,
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
height: kToolbarHeight,
alignment: Alignment.centerLeft,
margin: const EdgeInsets.only(left: 45, right: 78),
child: GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () => Get.toNamed(
'/member?mid=${response.topicCreator!.uid}'),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
NetworkImgLayer(
width: 28,
height: 28,
src: response.topicCreator!.face!,
type: ImageType.avatar,
),
const SizedBox(width: 10),
Flexible(
child: Text(
response.topicCreator!.name!,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
Text(
' 发起',
style: TextStyle(color: theme.colorScheme.outline),
),
],
),
),
),
Text(
response.topicItem!.name,
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 6),
SelectableText(
response.topicItem!.description!,
style: TextStyle(color: theme.colorScheme.onSurfaceVariant),
),
const SizedBox(height: 10),
Row(
children: [
Text(
'${NumUtil.numFormat(response.topicItem!.view)}浏览 · ${NumUtil.numFormat(response.topicItem!.discuss)}讨论',
style: TextStyle(
fontSize: 13,
color: theme.colorScheme.outline,
),
),
const Spacer(),
OutlinedButton.icon(
style: OutlinedButton.styleFrom(
side: BorderSide(
width: 1,
color:
theme.colorScheme.outline.withValues(alpha: 0.2),
),
foregroundColor: _controller.isLike.value == true
? null
: theme.colorScheme.onSurfaceVariant,
padding: const EdgeInsets.symmetric(horizontal: 10),
visualDensity:
const VisualDensity(horizontal: -4, vertical: -4),
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: _controller.onLike,
icon: _controller.isLike.value == true
? const Icon(FontAwesomeIcons.solidThumbsUp, size: 13)
: const Icon(FontAwesomeIcons.thumbsUp, size: 13),
label: Text(
NumUtil.numFormat(response.topicItem!.like),
style: const TextStyle(fontSize: 13),
textScaler: TextScaler.noScaling,
),
),
const SizedBox(width: 10),
OutlinedButton.icon(
style: OutlinedButton.styleFrom(
side: BorderSide(
width: 1,
color:
theme.colorScheme.outline.withValues(alpha: 0.2),
),
foregroundColor: _controller.isFav.value == true
? null
: theme.colorScheme.onSurfaceVariant,
padding: const EdgeInsets.symmetric(horizontal: 10),
visualDensity:
const VisualDensity(horizontal: -4, vertical: -4),
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
onPressed: _controller.onFav,
icon: _controller.isFav.value == true
? const Icon(FontAwesomeIcons.solidStar, size: 13)
: const Icon(FontAwesomeIcons.star, size: 13),
label: Text(
NumUtil.numFormat(response.topicItem!.fav),
style: const TextStyle(fontSize: 13),
textScaler: TextScaler.noScaling,
),
),
],
),
const SizedBox(height: 6),
],
),
),
actions: [
IconButton(
onPressed: () => Utils.shareText(
'${_controller.topicName} https://m.bilibili.com/topic-detail?topic_id=${_controller.topicId}')
// https://www.bilibili.com/v/topic/detail?topic_id=${_controller.topicId}
,
icon: const Icon(MdiIcons.share),
),
PopupMenuButton(
itemBuilder: (context) {
return [
PopupMenuItem(
onTap: _controller.onFav,
child: Text(
'${_controller.isFav.value == true ? '取消' : ''}收藏'),
),
PopupMenuItem(
child: const Text('举报'),
onTap: () {
if (!_controller.accountService.isLogin.value) {
SmartDialog.showToast('账号未登录');
return;
}
final isDark = Get.isDarkMode;
PageUtils.inAppWebview(
'https://www.bilibili.com/h5/topic-active/topic-report?topic_id=${_controller.topicId}&topic_name=${_controller.topicName}&native.theme=${isDark ? 2 : 1}&night=${isDark ? 1 : 0}');
},
),
];
},
),
const SizedBox(width: 4),
],
),
_ => SliverAppBar(
pinned: true,
title: Text(_controller.topicName),
),
};
}
Widget _buildBody(LoadingState<List<TopicCardItem>?> loadingState) {
return switch (loadingState) {
Loading() =>
DynamicsTabPage.dynSkeleton(GlobalData().dynamicsWaterfallFlow),
Success(:var response) => response?.isNotEmpty == true
? GlobalData().dynamicsWaterfallFlow
? SliverWaterfallFlow.extent(
maxCrossAxisExtent: Grid.smallCardWidth * 2,
crossAxisSpacing: StyleString.cardSpace / 2,
lastChildLayoutTypeBuilder: (index) {
if (index == response.length - 1) {
_controller.onLoadMore();
}
return index == response.length
? LastChildLayoutType.foot
: LastChildLayoutType.none;
},
children: [
for (var item in response!)
if (item.dynamicCardItem != null)
DynamicPanel(item: item.dynamicCardItem!)
else
Text(item.topicType ?? 'err'),
],
)
: SliverCrossAxisGroup(
slivers: [
const SliverFillRemaining(),
SliverConstrainedCrossAxis(
maxExtent: Grid.smallCardWidth * 2,
sliver: SliverList.builder(
itemBuilder: (context, index) {
if (index == response.length - 1) {
_controller.onLoadMore();
}
final item = response[index];
if (item.dynamicCardItem != null) {
return DynamicPanel(
item: item.dynamicCardItem!,
);
} else {
return Text(item.topicType ?? 'err');
}
},
itemCount: response!.length,
),
),
const SliverFillRemaining(),
],
)
: HttpError(
onReload: _controller.onReload,
),
Error(:var errMsg) => HttpError(
errMsg: errMsg,
onReload: _controller.onReload,
),
};
}
}