lichess-org · veloce · Apr 27, 2025 · Apr 27, 2025 · Apr 27, 2025 · Apr 27, 2025
diff --git a/build.yaml b/build.yaml
@@ -4,9 +4,11 @@ targets:
       json_serializable:
         generate_for:
           - lib/src/model/**/*.dart
+          - lib/src/**/*_models.dart
       freezed:
         generate_for:
           - lib/src/model/**/*.dart
+          - lib/src/**/*_models.dart
         options:
           from_json: false
           to_json: false

diff --git a/lib/src/model/account/flair_provider.dart b/lib/src/model/account/flair_provider.dart
@@ -0,0 +1,57 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:lichess_mobile/src/network/http.dart';
+import 'package:lichess_mobile/src/utils/lichess_assets.dart';
+import 'package:lichess_mobile/src/widgets/emoji_picker/emoji_picker_models.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'flair_provider.g.dart';
+
+@Riverpod(keepAlive: true)
+Future<EmojiData> flairList(Ref ref) async {
+  final list = await ref
+      .read(defaultClientProvider)
+      .read(Uri.parse(lichessAssetUrl('flair/list.txt')));
+  final data = _makeEmojiData(list);
+  return EmojiData.fromJson(data);
+}
+
+const categories = [
+  ['smileys', 'Smileys'],
+  ['people', 'People'],
+  ['nature', 'Animals & Nature'],
+  ['food-drink', 'Food & Drink'],
+  ['activity', 'Activity'],
+  ['travel-places', 'Travel & Places'],
+  ['objects', 'Objects'],
+  ['symbols', 'Symbols'],
+];
+
+Map<String, dynamic> _makeEmojiData(String list) {
+  final lines = list.split('\n').where((line) => line.isNotEmpty);
+
+  Map<String, dynamic> emojiData(String line) {
+    final [cat, name] = line.split('.');
+    return {
+      'id': line,
+      'name': name,
+      'keywords': [cat, ...name.split('-')],
+      'skins': [
+        {'src': lichessFlairSrc(line)},
+      ],
+    };
+  }
+
+  final data = {
+    'categories':
+        categories.map((category) {
+          return {
+            'id': category[0],
+            'name': category[1],
+            'emojis': lines.where((line) => line.startsWith(category[0])).toList(),
+          };
+        }).toList(),
+    'emojis': <String, dynamic>{for (final line in lines) line: emojiData(line)},
+  };
+
+  return data;
+}
diff --git a/lib/src/utils/lichess_assets.dart b/lib/src/utils/lichess_assets.dart
@@ -1,5 +1,19 @@
+import 'dart:math' show Random;
+
 import 'package:lichess_mobile/src/constants.dart';
 
+final _random = Random();
+const _chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
+String _generateRandomString(int len) {
+  return List.generate(len, (index) => _chars[_random.nextInt(_chars.length)]).join();
+}
+
+final String _assetHash = '_${_generateRandomString(6)}';
+
+String lichessAssetUrl(String path) {
+  return '$kLichessCDNHost/assets/$_assetHash/$path';
+}
+
 String lichessFlagSrc(String country) {
   return '$kLichessCDNHost/assets/images/flags/$country.png';
 }