59 lines
1.7 KiB
Dart
59 lines
1.7 KiB
Dart
import 'package:flutter/material.dart';
|
|
import 'package:stream_chat_flutter/src/stream_chat_theme.dart';
|
|
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
|
|
|
|
/// Widget for showing an unread indicator
|
|
class UnreadIndicator extends StatelessWidget {
|
|
/// Constructor for creating an [UnreadIndicator]
|
|
const UnreadIndicator({
|
|
Key? key,
|
|
this.cid,
|
|
}) : super(key: key);
|
|
|
|
/// Channel cid used to retrieve unread count
|
|
final String? cid;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final client = StreamChat.of(context).client;
|
|
return IgnorePointer(
|
|
child: BetterStreamBuilder<int>(
|
|
stream: cid != null
|
|
? client.state.channels[cid]?.state?.unreadCountStream
|
|
: client.state.totalUnreadCountStream,
|
|
initialData: cid != null
|
|
? client.state.channels[cid]?.state?.unreadCount
|
|
: client.state.totalUnreadCount,
|
|
builder: (context, data) {
|
|
if (data == 0) {
|
|
return const Offstage();
|
|
}
|
|
return Material(
|
|
borderRadius: BorderRadius.circular(8),
|
|
color: StreamChatTheme.of(context)
|
|
.channelPreviewTheme
|
|
.unreadCounterColor,
|
|
child: Padding(
|
|
padding: const EdgeInsets.only(
|
|
left: 5,
|
|
right: 5,
|
|
top: 2,
|
|
bottom: 1,
|
|
),
|
|
child: Center(
|
|
child: Text(
|
|
'${data > 99 ? '99+' : data}',
|
|
style: const TextStyle(
|
|
fontSize: 11,
|
|
color: Colors.white,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
},
|
|
),
|
|
);
|
|
}
|
|
}
|