forked from firka/student-legacy
110 lines
2.6 KiB
Dart
110 lines
2.6 KiB
Dart
// ignore_for_file: use_build_context_synchronously
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import 'package:filcnaplo/api/client.dart';
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import 'package:filcnaplo/models/news.dart';
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import 'package:filcnaplo/models/settings.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class NewsProvider extends ChangeNotifier {
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// Private
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late List<News> _news;
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//late int _state;
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late int _fresh;
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bool show = false;
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late BuildContext _context;
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// Public
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List<News> get news => _news;
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int get state => _fresh - 1;
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NewsProvider({
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List<News> initialNews = const [],
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required BuildContext context,
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}) {
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_news = List.castFrom(initialNews);
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_context = context;
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}
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Future<void> restore() async {
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// Load news state from the database
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var seen_ = Provider.of<SettingsProvider>(_context, listen: false).seenNews;
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if (seen_.isEmpty) {
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var news_ = await FilcAPI.getNews();
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if (news_ != null) {
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_news = news_;
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show = true;
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}
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}
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//_state = seen_;
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// Provider.of<SettingsProvider>(_context, listen: false)
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// .update(seenNewsId: news_.id);
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}
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Future<void> fetch() async {
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var news_ = await FilcAPI.getNews();
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if (news_ == null) return;
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show = false;
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_news = news_;
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for (var news in news_) {
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if (news.expireDate.isAfter(DateTime.now()) &&
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Provider.of<SettingsProvider>(_context, listen: false)
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.seenNews
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.contains(news.id) ==
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false) {
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show = true;
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Provider.of<SettingsProvider>(_context, listen: false)
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.update(seenNewsId: news.id);
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notifyListeners();
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}
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}
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// print(news_.length);
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// print(_state);
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// _news = news_;
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// _fresh = news_.length - _state;
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// if (_fresh < 0) {
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// _state = news_.length;
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// Provider.of<SettingsProvider>(_context, listen: false)
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// .update(newsState: _state);
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// }
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// _fresh = max(_fresh, 0);
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// if (_fresh > 0) {
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// show = true;
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// notifyListeners();
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// }
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// print(_fresh);
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// print(_state);
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// print(show);
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}
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void lock() => show = false;
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void release() {
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// if (_fresh == 0) return;
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// _fresh--;
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// //_state++;
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// // Provider.of<SettingsProvider>(_context, listen: false)
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// // .update(seenNewsId: _state);
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// if (_fresh > 0) {
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// show = true;
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// } else {
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// show = false;
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// }
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// notifyListeners();
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}
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}
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