SimpleCloudNotifier/flutter/lib/pages/channel_list/channel_list.dart

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import 'package:flutter/material.dart';
import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
import 'package:provider/provider.dart';
import 'package:simplecloudnotifier/api/api_client.dart';
import 'package:simplecloudnotifier/models/channel.dart';
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import 'package:simplecloudnotifier/state/application_log.dart';
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import 'package:simplecloudnotifier/state/app_auth.dart';
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import 'package:simplecloudnotifier/pages/channel_list/channel_list_item.dart';
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class ChannelRootPage extends StatefulWidget {
const ChannelRootPage({super.key});
@override
State<ChannelRootPage> createState() => _ChannelRootPageState();
}
class _ChannelRootPageState extends State<ChannelRootPage> {
final PagingController<int, Channel> _pagingController = PagingController(firstPageKey: 0);
@override
void initState() {
_pagingController.addPageRequestListener((pageKey) {
_fetchPage(pageKey);
});
super.initState();
}
@override
void dispose() {
_pagingController.dispose();
super.dispose();
}
Future<void> _fetchPage(int pageKey) async {
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final acc = Provider.of<AppAuth>(context, listen: false);
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if (!acc.isAuth()) {
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_pagingController.error = 'Not logged in';
return;
}
try {
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final items = (await APIClient.getChannelList(acc, ChannelSelector.all)).map((p) => p.channel).toList();
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items.sort((a, b) => -1 * (a.timestampLastSent ?? '').compareTo(b.timestampLastSent ?? ''));
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_pagingController.appendLastPage(items);
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} catch (exc, trace) {
_pagingController.error = exc.toString();
ApplicationLog.error('Failed to list channels: ' + exc.toString(), trace: trace);
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}
}
@override
Widget build(BuildContext context) {
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return RefreshIndicator(
onRefresh: () => Future.sync(
() => _pagingController.refresh(),
),
child: PagedListView<int, Channel>(
pagingController: _pagingController,
builderDelegate: PagedChildBuilderDelegate<Channel>(
itemBuilder: (context, item, index) => ChannelListItem(
channel: item,
onPressed: () {/*TODO*/},
),
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),
),
);
}
}