fluffychat/lib/pages/chat/pinned_events.dart

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import 'dart:async';
import 'package:flutter/material.dart';
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import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:matrix/matrix.dart';
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import 'package:matrix_link_text/link_text.dart';
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import 'package:fluffychat/config/app_config.dart';
import 'package:fluffychat/pages/chat/chat.dart';
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import 'package:fluffychat/utils/matrix_sdk_extensions.dart/matrix_locals.dart';
import 'package:fluffychat/utils/url_launcher.dart';
class PinnedEvents extends StatelessWidget {
final ChatController controller;
const PinnedEvents(this.controller, {Key? key}) : super(key: key);
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Future<void> _displayPinnedEventsDialog(
BuildContext context, List<Event?> events) async {
final eventId = events.length == 1
? events.single?.eventId
: await showModalActionSheet<String>(
context: context,
actions: events
.map((event) => SheetAction(
key: event?.eventId ?? '',
label: event?.calcLocalizedBodyFallback(
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MatrixLocals(L10n.of(context)!),
withSenderNamePrefix: true,
hideReply: true,
) ??
'UNKNOWN',
))
.toList());
if (eventId != null) controller.scrollToEventId(eventId);
}
@override
Widget build(BuildContext context) {
final pinnedEventIds = controller.room!.pinnedEventIds;
if (pinnedEventIds.isEmpty) {
return Container();
}
final completers = pinnedEventIds.map<Completer<Event?>>((e) {
final completer = Completer<Event?>();
controller.room!
.getEventById(e)
.then((value) => completer.complete(value));
return completer;
});
return FutureBuilder<List<Event?>>(
future: Future.wait(completers.map((e) => e.future).toList()),
builder: (context, snapshot) {
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final pinnedEvents = snapshot.data;
final event = (pinnedEvents != null && pinnedEvents.isNotEmpty)
? snapshot.data?.last
: null;
if (event == null || pinnedEvents == null) {
return Container();
}
final fontSize = AppConfig.messageFontSize * AppConfig.fontSizeFactor;
return Material(
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color: Theme.of(context).colorScheme.surfaceVariant,
child: InkWell(
onTap: () => _displayPinnedEventsDialog(
context,
pinnedEvents,
),
child: Row(
children: [
IconButton(
splashRadius: 20,
iconSize: 20,
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color: Theme.of(context).colorScheme.onSurfaceVariant,
icon: const Icon(Icons.push_pin),
tooltip: L10n.of(context)!.unpin,
onPressed: controller.room
?.canSendEvent(EventTypes.RoomPinnedEvents) ??
false
? () => controller.unpinEvent(event.eventId)
: null,
),
Expanded(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 4.0),
child: FutureBuilder<String>(
future: event.calcLocalizedBody(
MatrixLocals(L10n.of(context)!),
withSenderNamePrefix: true,
hideReply: true,
),
builder: (context, snapshot) {
return LinkText(
text: snapshot.data ??
event.calcLocalizedBodyFallback(
MatrixLocals(L10n.of(context)!),
withSenderNamePrefix: true,
hideReply: true,
),
maxLines: 2,
textStyle: TextStyle(
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color: Theme.of(context)
.colorScheme
.onSurfaceVariant,
overflow: TextOverflow.ellipsis,
fontSize: fontSize,
decoration: event.redacted
? TextDecoration.lineThrough
: null,
),
linkStyle: TextStyle(
color: Theme.of(context)
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.colorScheme
.onSurfaceVariant,
fontSize: fontSize,
decoration: TextDecoration.underline,
),
onLinkTap: (url) =>
UrlLauncher(context, url).launchUrl(),
);
}),
),
),
],
),
),
);
});
}
}