fluffychat/lib/widgets/unread_rooms_badge.dart
2023-05-23 13:02:15 +00:00

59 lines
1.5 KiB
Dart

import 'package:flutter/material.dart';
import 'package:badges/badges.dart' as b;
import 'package:matrix/matrix.dart';
import 'matrix.dart';
class UnreadRoomsBadge extends StatelessWidget {
final bool Function(Room) filter;
final b.BadgePosition? badgePosition;
final Widget? child;
const UnreadRoomsBadge({
Key? key,
required this.filter,
this.badgePosition,
this.child,
}) : super(key: key);
@override
Widget build(BuildContext context) {
return StreamBuilder(
stream: Matrix.of(context)
.client
.onSync
.stream
.where((syncUpdate) => syncUpdate.hasRoomUpdate),
builder: (context, _) {
final unreadCount = Matrix.of(context)
.client
.rooms
.where(filter)
.where((r) => (r.isUnread || r.membership == Membership.invite))
.length;
return b.Badge(
alignment: Alignment.bottomRight,
badgeContent: Text(
unreadCount.toString(),
style: TextStyle(
color: Theme.of(context).colorScheme.onPrimary,
fontSize: 12,
),
),
showBadge: unreadCount != 0,
animationType: b.BadgeAnimationType.scale,
badgeColor: Theme.of(context).colorScheme.primary,
position: badgePosition,
elevation: 4,
borderSide: BorderSide(
color: Theme.of(context).colorScheme.background,
width: 2,
),
child: child,
);
},
);
}
}