482 lines
18 KiB
Dart
482 lines
18 KiB
Dart
import 'package:carousel_slider/carousel_slider.dart';
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import 'package:didvan/config/design_config.dart';
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import 'package:didvan/config/theme_data.dart';
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import 'package:didvan/constants/app_icons.dart';
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import 'package:didvan/models/requests/news.dart';
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import 'package:didvan/models/requests/radar.dart';
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import 'package:didvan/models/studio_details_data.dart';
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import 'package:didvan/routes/routes.dart';
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import 'package:didvan/utils/action_sheet.dart';
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import 'package:didvan/utils/date_time.dart';
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import 'package:didvan/views/home/direct/widgets/audio_widget.dart';
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import 'package:didvan/views/home/widgets/audio/audio_slider.dart';
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import 'package:didvan/views/home/widgets/overview/multitype.dart';
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import 'package:didvan/views/home/widgets/tag_item.dart';
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import 'package:didvan/views/widgets/animated_visibility.dart';
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import 'package:didvan/views/widgets/didvan/button.dart';
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import 'package:didvan/views/widgets/didvan/card.dart';
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import 'package:didvan/views/widgets/didvan/divider.dart';
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import 'package:didvan/views/widgets/didvan/text.dart';
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import 'package:didvan/views/widgets/ink_wrapper.dart';
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import 'package:didvan/views/widgets/item_title.dart';
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import 'package:didvan/views/widgets/skeleton_image.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_html/flutter_html.dart';
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import 'package:url_launcher/url_launcher.dart';
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class DidvanPageView extends StatefulWidget {
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final List items;
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final int initialIndex;
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final int currentIndex;
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final bool isRadar;
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final void Function(int id, bool value) onMarkChanged;
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final ScrollController scrollController;
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final void Function(int index) onPageChanged;
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const DidvanPageView({
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Key? key,
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required this.initialIndex,
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required this.items,
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required this.scrollController,
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required this.onPageChanged,
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required this.isRadar,
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required this.currentIndex,
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required this.onMarkChanged,
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}) : super(key: key);
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@override
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State<DidvanPageView> createState() => _DidvanPageViewState();
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}
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class _DidvanPageViewState extends State<DidvanPageView> {
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@override
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Widget build(BuildContext context) {
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final double deviceTopPadding = MediaQuery.of(context).padding.top;
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return Stack(
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children: [
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Directionality(
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textDirection: TextDirection.ltr,
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child: CarouselSlider.builder(
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itemCount: widget.items.length,
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options: CarouselOptions(
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onPageChanged: (index, reason) => widget.onPageChanged(index),
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height: double.infinity,
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initialPage: widget.initialIndex,
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viewportFraction: 0.94,
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enableInfiniteScroll: false,
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),
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itemBuilder: (context, index, realIndex) => Directionality(
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textDirection: TextDirection.rtl,
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child: SizedBox(
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height: MediaQuery.of(context).size.height,
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child: SingleChildScrollView(
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controller: index == widget.currentIndex
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? widget.scrollController
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: null,
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physics: const BouncingScrollPhysics(),
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padding: EdgeInsets.only(
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left: 4,
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right: 4,
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top: 16 + deviceTopPadding,
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bottom: 92,
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),
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child: DidvanCard(
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padding: EdgeInsets.zero,
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enableBorder: false,
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child: Builder(
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builder: (context) {
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final item = widget.items[index];
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if (item == null) {
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return const SizedBox();
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}
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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SkeletonImage(
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imageUrl: item.image,
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aspectRatio: 16 / 9,
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),
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const SizedBox(height: 20),
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Padding(
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padding:
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const EdgeInsets.symmetric(horizontal: 16),
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child: DidvanText(
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item.title,
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style: Theme.of(context).textTheme.subtitle1,
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),
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),
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const SizedBox(height: 8),
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Padding(
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padding:
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const EdgeInsets.symmetric(horizontal: 16),
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child: _subtitle(item),
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),
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if (widget.isRadar && item.podcast != null)
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Container(
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padding: const EdgeInsets.all(12)
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.copyWith(left: 0, bottom: 4),
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margin: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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border: Border.all(
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color: Theme.of(context).colorScheme.hint,
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),
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borderRadius: DesignConfig.lowBorderRadius,
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color: Theme.of(context).backgroundColor,
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const DidvanText('این مطلب را بشنوید:'),
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const SizedBox(height: 8),
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AudioWidget(
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id: item.id,
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audioUrl: item.podcast,
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audioMetaData: StudioDetailsData(
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id: item.id,
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link: item.podcast,
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createdAt: item.createdAt,
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order: 0,
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marked: item.marked,
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comments: 0,
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tags: [],
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iframe: '',
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duration: item.duration,
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title: item.title,
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image: item.image,
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description: 'radar',
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),
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),
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],
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),
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),
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for (var i = 0; i < item.contents.length; i++)
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Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 16,
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vertical: 4,
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),
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child: _contentBuilder(item, i),
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),
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if (item.tags.isNotEmpty)
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const SizedBox(height: 20),
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Padding(
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padding:
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const EdgeInsets.symmetric(horizontal: 16),
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child: Wrap(
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spacing: 8,
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runSpacing: 8,
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children: [
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for (var i = 0; i < item.tags.length; i++)
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TagItem(
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tag: item.tags[i],
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onMarkChanged: widget.onMarkChanged,
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type: widget.isRadar ? 'radar' : 'news',
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),
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],
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),
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),
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const Padding(
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padding: EdgeInsets.only(
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left: 16,
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right: 16,
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top: 16,
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),
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child: DidvanDivider(verticalPadding: 0),
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),
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const Padding(
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padding: EdgeInsets.symmetric(horizontal: 16.0),
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child: ItemTitle(title: 'مطالب مشابه'),
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),
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if (item.relatedContents.isEmpty &&
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!item.relatedContentsIsEmpty)
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for (var i = 0; i < 3; i++)
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Padding(
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padding: const EdgeInsets.only(
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bottom: 8,
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left: 16,
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right: 16,
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),
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child: MultitypeOverview.placeholder,
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),
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for (var i = 0;
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i < item.relatedContents.length;
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i++)
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Padding(
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padding: const EdgeInsets.only(bottom: 8),
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child: MultitypeOverview(
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item: item.relatedContents[i],
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onMarkChanged: (id, value) {},
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),
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),
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const SizedBox(height: 8),
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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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),
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Positioned(
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right: 24,
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top: 24 + deviceTopPadding,
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child: _BackButton(scrollController: widget.scrollController),
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),
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],
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);
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}
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Widget _contentBuilder(dynamic item, int index) {
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final content = item.contents[index];
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if (content.text != null) {
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return Html(
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data: content.text,
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onAnchorTap: (href, context, map, element) {
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if (href!.contains('navigate-')) {
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if (href.contains('statistic')) {
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Navigator.of(ActionSheetUtils.context)
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.pushNamed(Routes.statisticDetails, arguments: {
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'onMarkChanged': (value) {},
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'label': href.split('-')[2],
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'title': href.split('-').last,
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'marked': false,
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});
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} else if (href.contains('radar')) {
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Navigator.of(ActionSheetUtils.context).pushNamed(
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Routes.radarDetails,
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arguments: {
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'onMarkChanged': (id, value) {},
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'onCommentsChanged': (id, count) {},
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'id': int.parse(href.split('-').last),
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'args': const RadarRequestArgs(page: 0),
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'hasUnmarkConfirmation': false,
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},
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);
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} else if (href.contains('news')) {
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Navigator.of(ActionSheetUtils.context).pushNamed(
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Routes.newsDetails,
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arguments: {
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'onMarkChanged': (id, value) {},
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'id': int.parse(href.split('-').last),
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'args': const NewsRequestArgs(page: 0),
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'hasUnmarkConfirmation': false,
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},
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);
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}
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} else if (href.contains('popup-')) {
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showDialog(
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context: ActionSheetUtils.context,
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builder: (context) => Dialog(
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shape: const RoundedRectangleBorder(
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borderRadius: DesignConfig.lowBorderRadius,
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),
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alignment: Alignment.center,
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child: SizedBox(
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width: ActionSheetUtils.mediaQueryData.size.width,
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child: DidvanCard(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Row(
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children: [
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Icon(
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DidvanIcons.info_circle_solid,
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color: Theme.of(context).colorScheme.primary,
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),
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const SizedBox(width: 8),
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DidvanText(
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element!.text,
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style: Theme.of(context).textTheme.subtitle2,
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),
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],
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),
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const SizedBox(height: 8),
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DidvanText(href.split('-').last),
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const SizedBox(height: 16),
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const DidvanButton(
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title: 'بستن',
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onPressed: ActionSheetUtils.pop,
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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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} else {
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launchUrl(Uri.parse(href));
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}
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},
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style: {
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'*': Style(
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direction: TextDirection.rtl,
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textAlign: TextAlign.right,
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lineHeight: LineHeight.percent(135),
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margin: const Margins(),
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padding: EdgeInsets.zero,
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),
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'a': Style(
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textAlign: TextAlign.left,
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),
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},
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);
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}
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if (content.image != null) {
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return Column(
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children: [
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GestureDetector(
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onTap: () {
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showDialog(
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context: context,
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builder: (context) => Stack(
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children: [
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Positioned.fill(
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child: InteractiveViewer(
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child: Center(
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child: SkeletonImage(
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width: MediaQuery.of(context).size.width,
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imageUrl: content.largeImage ?? content.image,
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),
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),
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),
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),
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const Positioned(
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right: 24,
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top: 24,
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child: _BackButton(),
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),
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],
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),
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);
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},
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child: SkeletonImage(
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imageUrl: content.image!,
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width: double.infinity,
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),
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),
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if (content.caption != null)
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Center(
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child: DidvanText(
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content.caption,
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.caption,
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),
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),
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],
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);
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}
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return const SizedBox();
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}
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Widget _subtitle(dynamic item) {
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if (widget.isRadar) {
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return Wrap(
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crossAxisAlignment: WrapCrossAlignment.center,
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children: [
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DidvanText(
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'رادار ',
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style: Theme.of(context).textTheme.caption,
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),
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for (var i = 0; i < item.categories.length; i++)
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DidvanText(
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item.categories[i].label +
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'${i != item.categories.length - 1 ? '،' : ''} ',
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style: Theme.of(context).textTheme.caption,
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),
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DidvanText(
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' - ' + DateTimeUtils.momentGenerator(item.createdAt),
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style: Theme.of(context).textTheme.caption,
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),
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],
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);
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} else {
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return Row(
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children: [
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DidvanText(
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item.reference,
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style: Theme.of(context).textTheme.caption,
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),
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DidvanText(
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' - ' + DateTimeUtils.momentGenerator(item.createdAt),
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style: Theme.of(context).textTheme.caption,
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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 _BackButton extends StatefulWidget {
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final ScrollController? scrollController;
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const _BackButton({Key? key, this.scrollController}) : super(key: key);
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@override
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__BackButtonState createState() => __BackButtonState();
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}
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class __BackButtonState extends State<_BackButton> {
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bool _isVisible = false;
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@override
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void didUpdateWidget(covariant _BackButton oldWidget) {
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if (widget.scrollController != null) {
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_isVisible = false;
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_handleScroll();
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}
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super.didUpdateWidget(oldWidget);
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}
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@override
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void initState() {
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if (widget.scrollController != null) {
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_handleScroll();
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} else {
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_isVisible = true;
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}
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super.initState();
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}
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void _handleScroll() {
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widget.scrollController!.addListener(() {
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final position = widget.scrollController!.position.pixels;
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final size = MediaQuery.of(context).size.height * 0.3;
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if (position > size && _isVisible == false) {
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setState(() {
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_isVisible = true;
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});
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}
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if (position < size && _isVisible == true) {
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setState(() {
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_isVisible = false;
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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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Widget build(BuildContext context) {
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return AnimatedVisibility(
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duration: DesignConfig.lowAnimationDuration,
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isVisible: _isVisible,
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child: InkWrapper(
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borderRadius: DesignConfig.lowBorderRadius,
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onPressed: Navigator.of(context).pop,
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child: Container(
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.splash,
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border: Border.all(color: Theme.of(context).colorScheme.border),
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borderRadius: DesignConfig.lowBorderRadius,
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),
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child: const Icon(
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DidvanIcons.back_regular,
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size: 32,
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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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