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use now-separate emoji picker package

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This commit is contained in:
Henry Hiles 2026-09-16 14:43:00 -04:00
commit 3b2a0c4c88
Signed by: Henry-Hiles
SSH key fingerprint: SHA256:VKQUdS31Q90KvX7EkKMHMBpUspcmItAh86a+v7PGiIs
9 changed files with 18 additions and 23729 deletions
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23479
assets/bundled/emoji.json
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39
lib/controllers/emoji.dart
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@ -1,39 +0,0 @@
import "dart:convert";
import "package:collection/collection.dart";
import "package:fast_immutable_collections/fast_immutable_collections.dart";
import "package:flutter/services.dart";
import "package:flutter_riverpod/flutter_riverpod.dart";
import "package:nexus/models/emoji.dart";
import "package:nexus/models/emoji_category.dart";
class EmojiController extends AsyncNotifier<IList<EmojiCategory>> {
@override
Future<IList<EmojiCategory>> build() async {
final emojiJson = await rootBundle.loadString("assets/bundled/emoji.json");
final decoded = (jsonDecode(emojiJson) as List<dynamic>)
.cast<Map<String, Object?>>();
final entries = decoded.map(
(json) =>
(category: json["category"]! as String, emoji: Emoji.fromJson(json)),
);
final grouped = groupBy(entries, (e) => e.category);
return .new(
grouped.entries.map(
(entry) => .new(
icon: entry.value.first.emoji.widget,
name: entry.key,
emojis: .new(entry.value.map((e) => e.emoji)),
),
),
);
}
static final provider =
AsyncNotifierProvider<EmojiController, IList<EmojiCategory>>(
EmojiController.new,
);
}

3
lib/pages/chat.dart
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@ -1,6 +1,5 @@
import "package:material_ui/material_ui.dart";
import "package:hooks_riverpod/hooks_riverpod.dart";
import "package:nexus/controllers/emoji.dart";
import "package:nexus/controllers/init_complete.dart";
import "package:nexus/controllers/key.dart";
import "package:nexus/widgets/appbar.dart";
@ -17,8 +16,6 @@ class const ChatPage({super.key}) extends ConsumerWidget {
final initComplete = ref.watch(InitCompleteController.provider);
final roomId = ref.watch(KeyController.provider(KeyController.roomKey));
ref.read(EmojiController.provider);
return SafeArea(
child: Scaffold(
appBar: initComplete ? null : Appbar(),

3
lib/widgets/composer/composer.dart
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@ -2,6 +2,7 @@ import "dart:io";
import "package:fast_immutable_collections/fast_immutable_collections.dart";
import "package:file_selector/file_selector.dart";
import "package:material_emoji_picker/material_emoji_picker.dart";
import "package:material_ui/material_ui.dart";
import "package:flutter/services.dart";
import "package:flutter_hooks/flutter_hooks.dart";
@ -16,7 +17,6 @@ import "package:nexus/models/relation_type.dart";
import "package:nexus/widgets/composer/mention_overlay.dart";
import "package:nexus/widgets/composer/relation_preview.dart";
import "package:nexus/main.dart";
import "package:nexus/widgets/emoji_picker.dart";
class const Composer(
final String roomId, {
@ -125,6 +125,7 @@ class const Composer(
context: context,
builder: (context) => EmojiPicker(
onSelection: (value) {
Navigator.of(context).pop();
controller.value.text += value;
node?.requestFocus();
},

187
lib/widgets/emoji_picker.dart
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@ -1,187 +0,0 @@
import "dart:async";
import "package:collection/collection.dart";
import "package:fast_immutable_collections/fast_immutable_collections.dart";
import "package:flutter_hooks/flutter_hooks.dart";
import "package:hooks_riverpod/hooks_riverpod.dart";
import "package:material_ui/material_ui.dart";
import "package:nexus/controllers/emoji.dart";
import "package:nexus/helpers/extensions/better_when.dart";
import "package:nexus/models/emoji_category.dart";
import "package:nexus/widgets/divider_text.dart";
import "package:super_sliver_list/super_sliver_list.dart";
final class const EmojiPicker({
final IList<EmojiCategory> prependCategories = const IList.empty(),
final IList<EmojiCategory> appendCategories = const IList.empty(),
required final FutureOr<void> Function(String value) onSelection,
final bool allowFreeText = false,
super.key,
}) extends HookConsumerWidget {
@override
Widget build(BuildContext context, WidgetRef ref) {
final selectedCategory = useState<int?>(null);
final search = useState("");
final scrollController = useScrollController();
final listController = useMemoized(ListController.new);
final categoryScrollController = useScrollController();
final categoryListController = useMemoized(ListController.new);
useEffect(() {
void onChange() {
final range = listController.visibleRange;
if (range != null) {
final firstVisible = range.$1;
if (selectedCategory.value != firstVisible) {
WidgetsBinding.instance.addPostFrameCallback((_) {
selectedCategory.value = firstVisible;
categoryListController.animateToItem(
index: firstVisible,
scrollController: categoryScrollController,
alignment: 0,
duration: (_) => Duration(milliseconds: 300),
curve: (_) => Curves.easeInOut,
);
});
}
}
}
listController.addListener(onChange);
return () => listController.removeListener(onChange);
}, [listController]);
return Container(
padding: .all(16),
constraints: .loose(.new(500, 700)),
child: ref
.watch(EmojiController.provider)
.betterWhen(
data: (categories) {
final combined = useMemoized(
() => prependCategories
.addAll(categories)
.addAll(appendCategories),
);
return Column(
spacing: 4,
children: [
SearchBar(
hintText: "Search emoji",
leading: Icon(Icons.search),
onChanged: (value) => search.value = value,
trailing: [
if (allowFreeText)
IconButton(
onPressed: search.value.isEmpty
? null
: () async {
Navigator.of(context).pop();
await onSelection(search.value);
},
icon: Icon(Icons.send),
),
],
),
SizedBox(
height: 48,
child: SuperListView(
scrollDirection: .horizontal,
controller: categoryScrollController,
listController: categoryListController,
children: combined
.mapIndexed(
(index, category) => Padding(
padding: .symmetric(horizontal: 4),
child: FilterChip(
label: Text(category.name),
avatar: category.icon,
selected: selectedCategory.value == index,
showCheckmark: false,
onSelected: (_) {
selectedCategory.value = index;
listController.animateToItem(
index: index,
scrollController: scrollController,
curve: (_) => Curves.easeInOut,
duration: (_) =>
Duration(milliseconds: 300),
alignment: 0,
);
},
),
),
)
.toList(),
),
),
Expanded(
child: SuperListView.builder(
listController: listController,
controller: scrollController,
itemCount: combined.length,
itemBuilder: (context, index) {
final category = combined[index];
final emojis = search.value.isEmpty
? category.emojis
: category.emojis
.where(
(emoji) =>
emoji.aliases.join().contains(
search.value,
) ||
emoji.description.contains(
search.value,
) ||
emoji.tags.join().contains(
search.value,
),
)
.toIList();
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
DividerText(category.name),
GridView.builder(
gridDelegate:
const SliverGridDelegateWithMaxCrossAxisExtent(
maxCrossAxisExtent: 56,
mainAxisExtent: 56,
),
itemCount: emojis.length,
shrinkWrap: true,
physics: NeverScrollableScrollPhysics(),
itemBuilder: (context, index) {
final emoji = emojis[index];
return IconButton(
padding: EdgeInsets.zero,
onPressed: () async {
Navigator.of(context).pop();
await onSelection(emoji.value);
},
icon: SizedBox.square(
dimension: 36,
child: FittedBox(child: emoji.widget),
),
);
},
),
],
);
},
),
),
],
);
},
),
);
}
}

11
lib/widgets/room_chat.dart
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@ -17,7 +17,7 @@ import "package:nexus/models/content/message.dart";
import "package:nexus/models/event.dart";
import "package:nexus/models/relation_type.dart";
import "package:nexus/widgets/composer/composer.dart";
import "package:nexus/widgets/emoji_picker.dart";
import "package:material_emoji_picker/material_emoji_picker.dart";
import "package:nexus/widgets/pinned_events_drawer.dart";
import "package:nexus/widgets/renderers/event.dart";
import "package:nexus/widgets/member_list.dart";
@ -244,9 +244,12 @@ final class const RoomChat({
isScrollControlled: true,
context: context,
builder: (context) => EmojiPicker(
onSelection: (value) => notifier
.sendReaction(value, event)
.onError(showError),
onSelection: (value) {
Navigator.of(context).pop();
notifier
.sendReaction(value, event)
.onError(showError);
},
allowFreeText: true,
),
);

8
pubspec.lock
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@ -894,6 +894,14 @@ packages:
url: "https://pub.dev"
source: hosted
version: "0.13.0"
material_emoji_picker:
dependency: "direct main"
description:
name: material_emoji_picker
sha256: b67d9c8d08f64d145402aa3528082a71fb58132c6c6480025a19f4a5d705ab8e
url: "https://pub.dev"
source: hosted
version: "1.0.0"
material_ui:
dependency: "direct main"
description:

1
pubspec.yaml
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@ -80,6 +80,7 @@ dependencies:
unifiedpush_storage_shared_preferences: 1.0.0
flutter_local_notifications: 22.3.0
flutter_local_notifications_linux: 8.0.1
material_emoji_picker: 1.0.0
dev_dependencies:
build_runner: 2.16.1

16
scripts/generate.dart
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@ -1,26 +1,10 @@
import "dart:io";
import "package:ffigen/ffigen.dart";
import "package:http/http.dart";
import "package:path/path.dart";
import "package:nexus/helpers/extensions/get_xcode_sdk.dart";
void main(List<String> args) async {
print("Downloading emoji list...");
final response = await get(
.https("github.com", "github/gemoji/raw/refs/heads/master/db/emoji.json"),
);
if (response.statusCode != 200) {
throw Exception("Failed to load emoji data");
}
await File.fromUri(Platform.script.resolve("../assets/bundled/emoji.json"))
.writeAsString(response.body);
print("Emoji list written!");
final repoDir = Directory.fromUri(Platform.script.resolve("../gomuks"));
print("Generating FFI bindings...");