Files
PiliPlus/lib/pages/live_area/view.dart
bggRGjQaUbCoE 661e7bfa78 feat: live search
Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
2025-05-06 20:34:07 +08:00

373 lines
13 KiB
Dart

import 'package:PiliPlus/common/widgets/button/icon_button.dart';
import 'package:PiliPlus/common/widgets/image/network_img_layer.dart';
import 'package:PiliPlus/common/widgets/keep_alive_wrapper.dart';
import 'package:PiliPlus/common/widgets/loading_widget/loading_widget.dart';
import 'package:PiliPlus/common/widgets/scroll_physics.dart';
import 'package:PiliPlus/http/loading_state.dart';
import 'package:PiliPlus/models/live/live_area_list/area_item.dart';
import 'package:PiliPlus/models/live/live_area_list/area_list.dart';
import 'package:PiliPlus/pages/live_area/controller.dart';
import 'package:PiliPlus/pages/live_area_detail/view.dart';
import 'package:PiliPlus/pages/search/widgets/search_text.dart';
import 'package:PiliPlus/utils/extension.dart';
import 'package:flutter/material.dart';
import 'package:flutter_sortable_wrap/sortable_wrap.dart';
import 'package:get/get.dart';
import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
class LiveAreaPage extends StatefulWidget {
const LiveAreaPage({super.key});
@override
State<LiveAreaPage> createState() => _LiveAreaPageState();
}
class _LiveAreaPageState extends State<LiveAreaPage> {
final _controller = Get.put(LiveAreaController());
@override
Widget build(BuildContext context) {
final ThemeData theme = Theme.of(context);
return Scaffold(
appBar: AppBar(
title: const Text('全部标签'),
actions: _controller.isLogin
? [
TextButton(
onPressed: _controller.onEdit,
style: TextButton.styleFrom(
visualDensity: VisualDensity.compact,
),
child: Obx(
() => Text(_controller.isEditing.value ? '完成' : '编辑')),
),
const SizedBox(width: 16),
]
: null,
),
body: SafeArea(
top: false,
bottom: false,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (_controller.isLogin)
Obx(() => _buildFavWidget(theme, _controller.favState.value)),
Expanded(
child:
Obx(() => _buildBody(theme, _controller.loadingState.value)),
),
],
),
),
);
}
Widget _buildBody(
ThemeData theme, LoadingState<List<AreaList>?> loadingState) {
return switch (loadingState) {
Loading() => const SizedBox.shrink(),
Success() => loadingState.response?.isNotEmpty == true
? DefaultTabController(
length: loadingState.response!.length,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
TabBar(
isScrollable: true,
tabAlignment: TabAlignment.start,
tabs: loadingState.response!
.map((e) => Tab(text: e.name))
.toList(),
),
Expanded(
child: tabBarView(
children: loadingState.response!
.map(
(e) => KeepAliveWrapper(
builder: (context) {
if (e.areaList.isNullOrEmpty) {
return const SizedBox.shrink();
}
return GridView.builder(
padding: EdgeInsets.only(
top: 12,
bottom:
MediaQuery.paddingOf(context).bottom +
80,
),
gridDelegate:
const SliverGridDelegateWithMaxCrossAxisExtent(
maxCrossAxisExtent: 100,
mainAxisSpacing: 10,
crossAxisSpacing: 10,
mainAxisExtent: 80,
),
itemCount: e.areaList!.length,
itemBuilder: (context, index) {
final item = e.areaList![index];
return _tagItem(
theme: theme,
item: item,
onPressed: () {
// success
if (item.isFav == true) {
_controller.favState
..value.data.remove(item)
..refresh();
item.isFav = false;
(context as Element)
.markNeedsBuild();
} else {
// check
if (_controller.favState.value
is Success) {
_controller.favState
..value.data.add(item)
..refresh();
item.isFav = true;
(context as Element)
.markNeedsBuild();
}
}
},
);
},
);
},
),
)
.toList()),
)
],
),
)
: scrollErrorWidget(onReload: _controller.onReload),
Error() => scrollErrorWidget(
errMsg: loadingState.errMsg,
onReload: _controller.onReload,
),
};
}
Widget _buildFavWidget(
ThemeData theme, LoadingState<List<AreaItem>?> loadingState) {
if (loadingState is Success) {
final List<AreaItem>? list = loadingState.data;
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text.rich(
TextSpan(
children: [
const TextSpan(text: '我的常用标签 '),
TextSpan(
text: '点击进入标签',
style: TextStyle(
fontSize: 13,
color: theme.colorScheme.outline,
),
),
],
),
),
const SizedBox(height: 8),
if (list?.isNotEmpty == true) ...[
SortableWrap(
onSortStart: (index) {
_controller.isEditing.value = true;
},
onSorted: (int oldIndex, int newIndex) {
list.insert(newIndex, list.removeAt(oldIndex));
},
spacing: 12,
runSpacing: 8,
children: list!
.map(
(item) => _favTagItem(
theme: theme,
item: item,
onPressed: () {
list.remove(item);
_controller.favState.refresh();
// update isFav
if (_controller.loadingState.value is Success) {
List<AreaList>? areaList =
_controller.loadingState.value.data;
if (areaList?.isNotEmpty == true) {
for (var i in areaList!) {
if (i.areaList?.isNotEmpty == true) {
for (var j in i.areaList!) {
if (j == item) {
j.isFav = false;
_controller.loadingState.refresh();
break;
}
}
}
}
}
}
},
),
)
.toList(),
),
const SizedBox(height: 4),
],
],
),
);
}
return const SizedBox.shrink();
}
Widget _tagItem({
required ThemeData theme,
required AreaItem item,
required VoidCallback onPressed,
}) {
return GestureDetector(
behavior: HitTestBehavior.opaque,
onTap: () {
if (_controller.isEditing.value) {
onPressed();
return;
}
Get.to(
LiveAreaDetailPage(
areaId: item.id,
parentAreaId: item.parentId,
parentName: item.parentName ?? '',
),
);
},
child: Stack(
alignment: Alignment.center,
clipBehavior: Clip.none,
children: [
Column(
mainAxisSize: MainAxisSize.min,
children: [
NetworkImgLayer(
width: 45,
height: 45,
src: item.pic,
type: 'emote',
),
const SizedBox(height: 4),
Text(
item.name!,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: const TextStyle(fontSize: 12),
),
],
),
Positioned(
top: 0,
right: 16,
child: Obx(() {
if (_controller.isEditing.value &&
_controller.favState.value is Success) {
// init isFav
item.isFav ??= _controller.favState.value.data.contains(item);
return Builder(
builder: (context) {
return iconButton(
size: 17,
iconSize: 13,
context: context,
icon: item.isFav == true ? MdiIcons.check : MdiIcons.plus,
bgColor: item.isFav == true
? theme.colorScheme.onInverseSurface
: null,
iconColor:
item.isFav == true ? theme.colorScheme.outline : null,
onPressed: onPressed,
);
},
);
}
return const SizedBox.shrink();
}),
),
],
),
);
}
Widget _favTagItem({
required ThemeData theme,
required AreaItem item,
required VoidCallback onPressed,
}) {
return Stack(
clipBehavior: Clip.none,
children: [
DecoratedBox(
decoration: BoxDecoration(
border: Border.all(
color: theme.colorScheme.outline,
),
color: theme.colorScheme.surface,
borderRadius: const BorderRadius.all(Radius.circular(4)),
),
child: SearchText(
text: item.name!,
fontSize: 14,
bgColor: Colors.transparent,
padding: const EdgeInsets.symmetric(
horizontal: 12,
vertical: 4,
),
onTap: (value) {
if (_controller.isEditing.value) {
onPressed();
return;
}
Get.to(
LiveAreaDetailPage(
areaId: item.id,
parentAreaId: item.parentId,
parentName: item.parentName ?? '',
),
);
},
),
),
Positioned(
right: -4,
top: -4,
child: Obx(() {
if (_controller.isEditing.value) {
final isDark = theme.brightness == Brightness.dark;
return iconButton(
size: 16,
iconSize: 12,
context: context,
icon: Icons.horizontal_rule,
bgColor: isDark
? theme.colorScheme.error
: theme.colorScheme.errorContainer,
iconColor: isDark
? theme.colorScheme.onError
: theme.colorScheme.onErrorContainer,
onPressed: onPressed,
);
}
return const SizedBox.shrink();
}),
)
],
);
}
}