94 lines
3.2 KiB
Dart
94 lines
3.2 KiB
Dart
import 'package:didvan/models/requests/news.dart';
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import 'package:didvan/pages/home/news/news_details/news_details_state.dart';
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import 'package:didvan/widgets/didvan/page_view.dart';
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import 'package:didvan/pages/home/widgets/floating_navigation_bar.dart';
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import 'package:didvan/widgets/state_handlers/state_handler.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class NewsDetails extends StatefulWidget {
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final Map<String, dynamic> pageData;
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const NewsDetails({Key? key, required this.pageData}) : super(key: key);
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@override
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State<NewsDetails> createState() => _NewsDetailsState();
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}
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class _NewsDetailsState extends State<NewsDetails> {
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final ScrollController _scrollController = ScrollController();
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@override
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void initState() {
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final state = context.read<NewsDetailsState>();
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_scrollController.addListener(() {
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if (_scrollController.position.pixels >
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_scrollController.position.maxScrollExtent - 200 &&
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!state.relatedQueue.contains(state.currentNews.id)) {
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state.getRelatedContents();
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}
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});
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state.args = widget.pageData['args'] ?? const NewsRequestArgs(page: 0);
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Future.delayed(Duration.zero, () {
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state.getNewsDetails(widget.pageData['id']);
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});
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: Consumer<NewsDetailsState>(
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builder: (context, state, child) => StateHandler<NewsDetailsState>(
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onRetry: () => state.getNewsDetails(state.currentNews.id),
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state: state,
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builder: (context, state) => Stack(
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children: [
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if (state.news.isNotEmpty)
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IgnorePointer(
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ignoring: state.isFetchingNewItem,
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child: DidvanPageView(
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isRadar: false,
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initialIndex: state.initialIndex,
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onPageChanged: _onPageChnaged,
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scrollController: _scrollController,
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items: state.news,
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currentIndex: state.currentIndex,
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),
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),
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if (state.news.isNotEmpty)
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Positioned(
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bottom: 0,
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left: 0,
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right: 0,
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child: FloatingNavigationBar(
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hasUnmarkConfirmation:
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widget.pageData['hasUnmarkConfirmation'],
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scrollController: _scrollController,
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comments: state.currentNews.comments,
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id: state.currentNews.id,
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marked: state.currentNews.marked,
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title: state.currentNews.title,
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onCommentsChanged: state.onCommentsChanged,
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onMarkChanged: (value) => widget.pageData['onMarkChanged'](
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state.currentNews.id,
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value,
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),
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isRadar: false,
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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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void _onPageChnaged(int index) {
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final state = context.read<NewsDetailsState>();
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state.getNewsDetails(
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state.news[index]!.id,
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isForward: state.currentIndex < index,
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);
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}
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}
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