420 lines
12 KiB
Dart
420 lines
12 KiB
Dart
import 'package:collection/collection.dart';
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import 'package:fl_clash/common/common.dart';
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import 'package:fl_clash/enum/enum.dart';
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import 'package:fl_clash/models/models.dart';
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import 'package:fl_clash/state.dart';
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import 'package:fl_clash/widgets/widgets.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'card.dart';
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import 'common.dart';
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typedef GroupNameKeyMap = Map<String, GlobalObjectKey<ProxyGroupViewState>>;
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class ProxiesTabFragment extends StatefulWidget {
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const ProxiesTabFragment({super.key});
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@override
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State<ProxiesTabFragment> createState() => ProxiesTabFragmentState();
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}
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class ProxiesTabFragmentState extends State<ProxiesTabFragment>
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with TickerProviderStateMixin {
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TabController? _tabController;
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final _hasMoreButtonNotifier = ValueNotifier<bool>(false);
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GroupNameKeyMap _keyMap = {};
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@override
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void dispose() {
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super.dispose();
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_tabController?.dispose();
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}
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scrollToGroupSelected() {
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final currentGroupName = globalState.appController.config.currentGroupName;
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_keyMap[currentGroupName]?.currentState?.scrollToSelected();
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}
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_buildMoreButton() {
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return Selector<AppState, bool>(
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selector: (_, appState) => appState.viewMode == ViewMode.mobile,
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builder: (_, value, ___) {
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return IconButton(
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onPressed: _showMoreMenu,
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icon: value
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? const Icon(
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Icons.expand_more,
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)
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: const Icon(
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Icons.chevron_right,
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),
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);
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},
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);
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}
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_showMoreMenu() {
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showSheet(
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context: context,
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width: 380,
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isScrollControlled: false,
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builder: (context) {
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return SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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child: Selector2<AppState, Config, ProxiesSelectorState>(
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selector: (_, appState, config) {
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final currentGroups = appState.currentGroups;
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final groupNames = currentGroups.map((e) => e.name).toList();
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return ProxiesSelectorState(
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groupNames: groupNames,
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currentGroupName: config.currentGroupName,
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);
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},
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builder: (_, state, __) {
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return SizedBox(
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width: double.infinity,
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child: Wrap(
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alignment: WrapAlignment.center,
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runSpacing: 8,
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spacing: 8,
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children: [
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for (final groupName in state.groupNames)
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SettingTextCard(
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groupName,
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onPressed: () {
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final index = state.groupNames
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.indexWhere((item) => item == groupName);
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if (index == -1) return;
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_tabController?.animateTo(index);
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globalState.appController.config
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.updateCurrentGroupName(
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groupName,
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);
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Navigator.of(context).pop();
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},
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isSelected: groupName == state.currentGroupName,
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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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title: appLocalizations.proxyGroup,
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);
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}
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@override
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Widget build(BuildContext context) {
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return Selector2<AppState, Config, ProxiesSelectorState>(
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selector: (_, appState, config) {
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final currentGroups = appState.currentGroups;
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final groupNames = currentGroups.map((e) => e.name).toList();
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return ProxiesSelectorState(
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groupNames: groupNames,
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currentGroupName: config.currentGroupName,
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);
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},
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shouldRebuild: (prev, next) {
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if (!const ListEquality<String>()
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.equals(prev.groupNames, next.groupNames)) {
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_tabController?.dispose();
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_tabController = null;
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return true;
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}
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return false;
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},
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builder: (_, state, __) {
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final index = state.groupNames.indexWhere(
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(item) => item == state.currentGroupName,
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);
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_tabController ??= TabController(
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length: state.groupNames.length,
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initialIndex: index == -1 ? 0 : index,
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vsync: this,
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);
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GroupNameKeyMap keyMap = {};
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final children = state.groupNames.map((groupName) {
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keyMap[groupName] = GlobalObjectKey(groupName);
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return KeepContainer(
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child: ProxyGroupView(
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key: keyMap[groupName],
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groupName: groupName,
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),
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);
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}).toList();
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_keyMap = keyMap;
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return Column(
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mainAxisAlignment: MainAxisAlignment.start,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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NotificationListener<ScrollMetricsNotification>(
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onNotification: (scrollNotification) {
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_hasMoreButtonNotifier.value =
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scrollNotification.metrics.maxScrollExtent > 0;
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return true;
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},
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child: ValueListenableBuilder(
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valueListenable: _hasMoreButtonNotifier,
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builder: (_, value, child) {
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return Stack(
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alignment: AlignmentDirectional.centerStart,
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children: [
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TabBar(
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controller: _tabController,
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padding: EdgeInsets.only(
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left: 16,
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right: 16 + (value ? 16 : 0),
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),
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onTap: (index) {
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final appController = globalState.appController;
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final currentGroups =
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appController.appState.currentGroups;
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if (currentGroups.length > index) {
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appController.config.updateCurrentGroupName(
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currentGroups[index].name,
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);
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}
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},
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dividerColor: Colors.transparent,
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isScrollable: true,
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tabAlignment: TabAlignment.start,
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overlayColor:
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const WidgetStatePropertyAll(Colors.transparent),
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tabs: [
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for (final groupName in state.groupNames)
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Tab(
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text: groupName,
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),
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],
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),
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if (value)
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Positioned(
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right: 0,
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child: child!,
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),
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],
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);
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},
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child: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.centerLeft,
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end: Alignment.centerRight,
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colors: [
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context.colorScheme.surface.withOpacity(0.1),
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context.colorScheme.surface,
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],
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stops: const [
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0.0,
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0.1
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]),
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),
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child: _buildMoreButton(),
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),
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),
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),
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Expanded(
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child: TabBarView(
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controller: _tabController,
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children: children,
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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 ProxyGroupView extends StatefulWidget {
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final String groupName;
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const ProxyGroupView({
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super.key,
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required this.groupName,
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});
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@override
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State<ProxyGroupView> createState() => ProxyGroupViewState();
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}
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class ProxyGroupViewState extends State<ProxyGroupView> {
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var isLock = false;
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final _controller = ScrollController();
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List<Proxy> _lastProxies = [];
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String get groupName => widget.groupName;
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_delayTest(List<Proxy> proxies) async {
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if (isLock) return;
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isLock = true;
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await delayTest(proxies);
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isLock = false;
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}
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@override
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void dispose() {
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super.dispose();
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_controller.dispose();
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}
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scrollToSelected() {
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if (_controller.position.maxScrollExtent == 0) {
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return;
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}
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_controller.animateTo(
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16 +
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getScrollToSelectedOffset(
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groupName: groupName,
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proxies: _lastProxies,
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),
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duration: const Duration(milliseconds: 300),
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curve: Curves.easeIn,
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);
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}
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@override
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Widget build(BuildContext context) {
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return Selector2<AppState, Config, ProxyGroupSelectorState>(
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selector: (_, appState, config) {
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final group = appState.getGroupWithName(groupName)!;
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return ProxyGroupSelectorState(
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proxyCardType: config.proxyCardType,
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proxiesSortType: config.proxiesSortType,
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columns: globalState.appController.columns,
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sortNum: appState.sortNum,
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proxies: group.all,
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groupType: group.type,
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);
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},
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builder: (_, state, __) {
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final proxies = state.proxies;
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final columns = state.columns;
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final proxyCardType = state.proxyCardType;
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final sortedProxies = globalState.appController.getSortProxies(
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proxies,
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);
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_lastProxies = sortedProxies;
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return DelayTestButtonContainer(
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onClick: () async {
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await _delayTest(
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proxies,
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);
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},
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child: Align(
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alignment: Alignment.topCenter,
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child: GridView.builder(
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controller: _controller,
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padding: const EdgeInsets.all(16),
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: columns,
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mainAxisSpacing: 8,
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crossAxisSpacing: 8,
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mainAxisExtent: getItemHeight(proxyCardType),
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),
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itemCount: sortedProxies.length,
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itemBuilder: (_, index) {
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final proxy = sortedProxies[index];
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return ProxyCard(
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groupType: state.groupType,
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type: proxyCardType,
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key: ValueKey('$groupName.${proxy.name}'),
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proxy: proxy,
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groupName: groupName,
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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 DelayTestButtonContainer extends StatefulWidget {
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final Widget child;
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final Future Function() onClick;
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const DelayTestButtonContainer({
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super.key,
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required this.child,
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required this.onClick,
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});
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@override
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State<DelayTestButtonContainer> createState() =>
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_DelayTestButtonContainerState();
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}
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class _DelayTestButtonContainerState extends State<DelayTestButtonContainer>
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with SingleTickerProviderStateMixin {
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late AnimationController _controller;
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late Animation<double> _scale;
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_healthcheck() async {
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_controller.forward();
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await widget.onClick();
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_controller.reverse();
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}
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@override
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void initState() {
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super.initState();
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_controller = AnimationController(
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vsync: this,
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duration: const Duration(
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milliseconds: 200,
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),
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);
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_scale = Tween<double>(
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begin: 1.0,
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end: 0.0,
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).animate(
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CurvedAnimation(
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parent: _controller,
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curve: const Interval(
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0,
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1,
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),
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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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_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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_controller.reverse();
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return FloatLayout(
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floatingWidget: FloatWrapper(
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child: AnimatedBuilder(
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animation: _controller.view,
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builder: (_, child) {
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return SizedBox(
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width: 56,
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height: 56,
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child: Transform.scale(
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scale: _scale.value,
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child: child,
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),
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);
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},
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child: FloatingActionButton(
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heroTag: null,
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onPressed: _healthcheck,
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child: const Icon(Icons.network_ping),
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),
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),
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),
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child: widget.child,
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);
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}
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}
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