Solian/lib/screens/account/notification.dart

187 lines
6.2 KiB
Dart
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import 'package:flutter/material.dart';
import 'package:flutter_animate/flutter_animate.dart';
import 'package:get/get.dart';
import 'package:solian/providers/websocket.dart';
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import 'package:solian/providers/auth.dart';
import 'package:solian/models/notification.dart' as notify;
import 'package:uuid/uuid.dart';
class NotificationScreen extends StatefulWidget {
const NotificationScreen({super.key});
@override
State<NotificationScreen> createState() => _NotificationScreenState();
}
class _NotificationScreenState extends State<NotificationScreen> {
bool _isBusy = false;
Future<void> markAllRead() async {
final AuthProvider auth = Get.find();
if (!await auth.isAuthorized) return;
setState(() => _isBusy = true);
final WebSocketProvider provider = Get.find();
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List<int> markList = List.empty(growable: true);
for (final element in provider.notifications) {
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if (element.id <= 0) continue;
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markList.add(element.id);
}
if (markList.isNotEmpty) {
final client = auth.configureClient('auth');
await client.put('/notifications/batch/read', {'messages': markList});
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}
provider.notifications.clear();
setState(() => _isBusy = false);
}
Future<void> markOneRead(notify.Notification element, int index) async {
final AuthProvider auth = Get.find();
if (!await auth.isAuthorized) return;
final WebSocketProvider provider = Get.find();
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if (element.id <= 0) {
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provider.notifications.removeAt(index);
return;
}
setState(() => _isBusy = true);
final client = auth.configureClient('auth');
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await client.put('/notifications/${element.id}/read', {});
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provider.notifications.removeAt(index);
setState(() => _isBusy = false);
}
@override
Widget build(BuildContext context) {
final WebSocketProvider provider = Get.find();
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return SizedBox(
height: MediaQuery.of(context).size.height * 0.85,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'notification'.tr,
style: Theme.of(context).textTheme.headlineSmall,
).paddingOnly(left: 24, right: 24, top: 32, bottom: 16),
Expanded(
child: Obx(() {
return CustomScrollView(
slivers: [
if (_isBusy)
SliverToBoxAdapter(
child: const LinearProgressIndicator().animate().scaleX(),
),
if (provider.notifications.isEmpty)
SliverToBoxAdapter(
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 10),
color:
Theme.of(context).colorScheme.surfaceContainerHigh,
child: ListTile(
leading: const Icon(Icons.check),
title: Text('notifyEmpty'.tr),
subtitle: Text('notifyEmptyCaption'.tr),
),
),
),
if (provider.notifications.isNotEmpty)
SliverToBoxAdapter(
child: ListTile(
tileColor:
Theme.of(context).colorScheme.secondaryContainer,
leading: const Icon(Icons.checklist),
title: Text('notifyAllRead'.tr),
contentPadding:
const EdgeInsets.symmetric(horizontal: 28),
onTap: _isBusy ? null : () => markAllRead(),
),
),
SliverList.separated(
itemCount: provider.notifications.length,
itemBuilder: (BuildContext context, int index) {
var element = provider.notifications[index];
return Dismissible(
key: Key(const Uuid().v4()),
background: Container(
color: Colors.lightBlue,
padding: const EdgeInsets.symmetric(horizontal: 20),
alignment: Alignment.centerLeft,
child: const Icon(Icons.check, color: Colors.white),
),
child: ListTile(
contentPadding: const EdgeInsets.symmetric(
horizontal: 24,
vertical: 8,
),
title: Text(element.title),
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subtitle: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
if (element.subtitle != null)
Text(element.subtitle!),
Text(element.body),
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],
),
),
onDismissed: (_) => markOneRead(element, index),
);
},
separatorBuilder: (_, __) =>
const Divider(thickness: 0.3, height: 0.3),
),
],
);
}),
),
],
),
);
}
}
class NotificationButton extends StatelessWidget {
const NotificationButton({super.key});
@override
Widget build(BuildContext context) {
final WebSocketProvider provider = Get.find();
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final button = IconButton(
icon: const Icon(Icons.notifications),
onPressed: () {
showModalBottomSheet(
useRootNavigator: true,
isScrollControlled: true,
context: context,
builder: (context) => const NotificationScreen(),
).then((_) => provider.notificationUnread.value = 0);
},
);
return Obx(() {
if (provider.notificationUnread.value > 0) {
return Badge(
isLabelVisible: true,
offset: const Offset(-8, 2),
label: Text(provider.notificationUnread.value.toString()),
child: button,
);
} else {
return button;
}
});
}
}