selfprivacy.org.app/lib/ui/pages/more/console/console_page.dart

144 lines
4 KiB
Dart
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import 'package:auto_route/auto_route.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:gap/gap.dart';
import 'package:selfprivacy/config/get_it_config.dart';
import 'package:selfprivacy/logic/models/console_log.dart';
import 'package:selfprivacy/ui/pages/more/console/console_log_item_widget.dart';
/// listing with 500 latest app operations.
@RoutePage()
class ConsolePage extends StatefulWidget {
const ConsolePage({super.key});
@override
State<ConsolePage> createState() => _ConsolePageState();
}
class _ConsolePageState extends State<ConsolePage> {
ConsoleModel get console => getIt<ConsoleModel>();
/// should freeze logs state to properly read logs
late final Future<void> future;
@override
void initState() {
super.initState();
future = getIt.allReady();
console.addListener(update);
}
@override
void dispose() {
console.removeListener(update);
super.dispose();
}
void update() {
/// listener update could come at any time, like when widget is already
/// unmounted or during frame build, adding as postframe callback ensures
/// that element is marked for rebuild
WidgetsBinding.instance.addPostFrameCallback((final _) {
if (mounted) {
setState(() => {});
}
});
}
@override
Widget build(final BuildContext context) => SafeArea(
child: Scaffold(
appBar: AppBar(
title: Text('console_page.title'.tr()),
leading: IconButton(
icon: const Icon(Icons.arrow_back),
onPressed: () => Navigator.of(context).maybePop(),
),
actions: [
IconButton(
icon: Icon(
console.paused
? Icons.play_arrow_outlined
: Icons.pause_outlined,
),
onPressed: console.paused ? console.play : console.pause,
),
],
),
body: Scrollbar(
child: FutureBuilder(
future: future,
builder: (
final BuildContext context,
final AsyncSnapshot<void> snapshot,
) {
if (snapshot.hasData) {
final List<ConsoleLog> logs = console.logs;
return logs.isEmpty
? const _ConsoleViewEmpty()
: _ConsoleViewLoaded(logs: logs);
}
return const _ConsoleViewLoading();
},
),
),
),
);
}
class _ConsoleViewLoading extends StatelessWidget {
const _ConsoleViewLoading();
@override
Widget build(final BuildContext context) => Column(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text('console_page.waiting'.tr()),
const Gap(16),
const Expanded(
child: Center(
child: CircularProgressIndicator.adaptive(),
),
),
],
);
}
class _ConsoleViewEmpty extends StatelessWidget {
const _ConsoleViewEmpty();
@override
Widget build(final BuildContext context) => Align(
alignment: Alignment.topCenter,
child: Text('console_page.historyEmpty'.tr()),
);
}
class _ConsoleViewLoaded extends StatelessWidget {
const _ConsoleViewLoaded({required this.logs});
final List<ConsoleLog> logs;
@override
Widget build(final BuildContext context) => ListView.separated(
primary: true,
padding: const EdgeInsets.symmetric(vertical: 8),
itemCount: logs.length,
itemBuilder: (final BuildContext context, final int index) {
final log = logs[logs.length - 1 - index];
return ConsoleLogItemWidget(
key: ValueKey(log),
log: log,
);
},
separatorBuilder: (final context, final _) => const Divider(),
);
}