Files
buzz/mobile/lib/features/pulse/compose_note_page.dart
Logan Johnson 7a1910e700 feat(mobile): show contextual names in lists, Search and Pulse (#7896)
🤖
## Summary

This PR finishes the change on the remaining mobile screens. After it,
every place that names a person or agent uses a contextual name:

- The channel list, DM labels, and the new-DM picker
- The channel header and details, and the members and add-members sheets
- Huddle avatars, spotlight, and overlay
- The Activity inbox
- Search results for people and messages
- Pulse notes, agent cards, and reply previews

Screens that belong to a channel compare names against its members.
Search, Pulse, and the new-DM picker have no channel, so they compare
the identities shown together. In the example below, Search showed four
results all named "murderbot". Now the human keeps the plain name, and
baxen's three agents are labeled by owner and key suffix.

Part 3 of 3: #7894 (resolver) → #7895 (conversations) → #7896 (lists,
Search, Pulse).

### Related issue

Related to #2910. The desktop search change in #6483 addresses the same
problem in a different app.

### Testing

- Widget tests cover the Activity inbox, Search, and Pulse notes with
colliding names.
- `flutter analyze` is clean, and the full `flutter test` suite passes.
- Checked on an Android emulator against the live relay by searching for
"murderbot". The after image also shows "classy-murderbot", a new
account that was created between the two captures.

| Before | After |
| --- | --- |
| <img width="300" alt="Before: Search shows four people all named
murderbot"
src="https://github.com/user-attachments/assets/21bbcc52-fea8-4b31-ab8c-ff3ec9b32a39"
/> | <img width="300" alt="After: three results show as baxen's
murderbot with a key suffix, and the human shows as murderbot"
src="https://github.com/user-attachments/assets/d59584d9-4a35-46da-b39a-83addfad3cd2"
/> |

---------

Signed-off-by: Logan Johnson <loganj@squareup.com>
Co-authored-by: Larry <627498bd4bd1f281a16431e3c6cce3b5c25b6692798c78672298aefbf2f8f8b5@buzz.block.builderlab.xyz>
2026-09-30 10:46:14 -04:00

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import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import '../../shared/identity_names/identity_names.dart';
import '../../shared/identity_names/identity_names_provider.dart';
import '../../shared/mentions/mention_tags.dart';
import '../../shared/theme/theme.dart';
import '../../shared/widgets/avatar_image.dart';
import '../../shared/widgets/buzz_loading_indicator.dart';
import '../../shared/widgets/frosted_app_bar.dart';
import '../../shared/widgets/frosted_scaffold.dart';
import '../channels/message_content.dart';
import '../profile/profile_provider.dart';
import '../../shared/profile/user_cache_provider.dart';
import 'note_card.dart';
import 'pulse_actions.dart';
import 'pulse_models.dart';
/// Full-screen page for composing a new note or replying to one.
///
/// When [replyTo] is null this composes a new top-level note; when set the
/// page shows the note being replied to as context and the action button
/// reads "Reply". The text field auto-focuses on open so the keyboard is
/// ready immediately.
class ComposeNotePage extends HookConsumerWidget {
final UserNote? replyTo;
/// The comparison context of the surface that opened the reply, so the
/// reply context names people as they were shown there. Its labels are
/// resolved against live naming facts while this page is open.
final IdentityNames? names;
const ComposeNotePage({super.key, this.replyTo, this.names});
bool get _isReply => replyTo != null;
@override
Widget build(BuildContext context, WidgetRef ref) {
final controller = useTextEditingController();
final focusNode = useFocusNode();
final isSending = useState(false);
final hasText = useListenableSelector(
controller,
() => controller.text.trim().isNotEmpty,
);
final profile = ref.watch(profileProvider).asData?.value;
// Auto-focus the field once the page has mounted.
useEffect(() {
WidgetsBinding.instance.addPostFrameCallback((_) {
focusNode.requestFocus();
});
return null;
}, const []);
Future<void> submit() async {
if (!hasText || isSending.value) return;
isSending.value = true;
try {
await publishNote(ref, content: controller.text, replyTo: replyTo);
if (context.mounted) Navigator.of(context).pop(true);
} catch (_) {
// Keep the page open so the draft isn't lost; re-enable the button.
isSending.value = false;
rethrow;
}
}
return FrostedScaffold(
resizeToAvoidBottomInset: true,
appBar: FrostedAppBar(
leading: TextButton(
onPressed: () => Navigator.of(context).pop(),
child: const Text('Cancel'),
),
actions: [
Padding(
padding: const EdgeInsets.only(right: Grid.xxs),
child: FilledButton(
onPressed: hasText && !isSending.value ? submit : null,
style: FilledButton.styleFrom(
padding: const EdgeInsets.symmetric(horizontal: Grid.gutter),
minimumSize: const Size(0, 36),
shape: const StadiumBorder(),
),
child: isSending.value
? SizedBox(
width: 16,
height: 16,
child: BuzzLoadingIndicator(
size: 16,
semanticLabel: _isReply
? 'Sending reply'
: 'Publishing post',
),
)
: Text(_isReply ? 'Reply' : 'Post'),
),
),
],
),
body: SafeArea(
top: false,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(height: frostedAppBarHeight(context)),
if (_isReply) _ReplyContext(note: replyTo!, names: names),
Expanded(
child: SingleChildScrollView(
padding: const EdgeInsets.all(Grid.xs),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
AvatarImage(
imageUrl: profile?.avatarUrl,
radius: 18,
backgroundColor: context.colors.primaryContainer,
fallback: Text(
profile?.initial ?? '?',
style: context.textTheme.labelMedium?.copyWith(
color: context.colors.onPrimaryContainer,
),
),
),
const SizedBox(width: Grid.xxs),
Expanded(
child: TextField(
controller: controller,
focusNode: focusNode,
minLines: 3,
maxLines: null,
autofocus: true,
keyboardType: TextInputType.multiline,
textInputAction: TextInputAction.newline,
style: context.textTheme.bodyLarge,
decoration: InputDecoration(
hintText: _isReply
? 'Post your reply'
: 'What’s on your mind?',
border: InputBorder.none,
enabledBorder: InputBorder.none,
focusedBorder: InputBorder.none,
isDense: true,
contentPadding: const EdgeInsets.symmetric(
vertical: Grid.half,
),
),
),
),
],
),
),
),
],
),
),
);
}
}
/// A read-only preview of the note being replied to, laid out like a list
/// row (avatar + name + time + content) but non-interactive. Capped in
/// height so a long note doesn't push the editor off-screen.
class _ReplyContext extends ConsumerWidget {
final UserNote note;
final IdentityNames? names;
const _ReplyContext({required this.note, this.names});
@override
Widget build(BuildContext context, WidgetRef ref) {
final pubkey = note.pubkey.toLowerCase();
final profile =
ref.watch(userCacheProvider.select((cache) => cache[pubkey])) ??
ref.read(userCacheProvider.notifier).get(pubkey);
final mentionPubkeys = mentionedPubkeysFromTags(note.tags);
final labels =
names?.withSources(ref.watch(identityNameSourcesProvider)) ??
watchIdentityNames(ref, {pubkey, ...mentionPubkeys});
final displayName = labels.labelFor(pubkey);
return Padding(
padding: const EdgeInsets.fromLTRB(Grid.gutter, Grid.xs, Grid.gutter, 0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'Replying to $displayName',
style: context.textTheme.labelMedium?.copyWith(
color: context.colors.onSurfaceVariant,
),
),
const SizedBox(height: Grid.xs),
// Mirror the NoteCard list-row layout, read-only. Shrink-wraps to
// the content; long notes are capped to ~3 lines via the parent
// page scroll + ellipsis on the content.
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
AvatarImage(
imageUrl: profile?.avatarUrl,
radius: 18,
backgroundColor: context.colors.primaryContainer,
fallback: Text(
// Name-derived when the profile is cached; keyed to the
// hex public key when it isn't, so the compact-npub
// fallback label doesn't render `N` for every unnamed
// author.
profile?.initial ??
(pubkey.isNotEmpty ? pubkey[0].toUpperCase() : '?'),
style: context.textTheme.labelMedium?.copyWith(
color: context.colors.onPrimaryContainer,
),
),
),
const SizedBox(width: Grid.xs),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Expanded(
child: Text(
displayName,
maxLines: 1,
style: messageUsernameTextStyle,
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: Grid.half),
ConstrainedBox(
constraints: const BoxConstraints(maxWidth: Grid.xxl),
child: Text(
formatPulseRelativeTime(note.createdAt),
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: messageTimestampTextStyle.copyWith(
color: context.colors.onSurfaceVariant,
),
),
),
],
),
const SizedBox(height: Grid.half),
// Rich content (images, links, mentions) like the list
// row, but clipped to a compact max height so a tall
// image or long note can't blow up the page.
ConstrainedBox(
constraints: const BoxConstraints(maxHeight: 132),
child: ClipRect(
child: Align(
alignment: Alignment.topLeft,
heightFactor: 1,
child: MessageContent(
content: note.content,
mentionLabels: {
for (final key in mentionPubkeys)
key: labels.labelFor(key),
},
tags: note.tags,
baseStyle: messageBodyTextStyle.copyWith(
color: context.colors.onSurface,
),
),
),
),
),
],
),
),
],
),
const SizedBox(height: Grid.xs),
Divider(
height: 1,
color: context.colors.outlineVariant.withValues(alpha: 0.5),
),
],
),
);
}
}