fix #125

lib/src/model/json/userdata.dart

@@ -24,6 +24,7 @@ class UserData {
   ThemeMode? themeMode;
   Map<String, List<String>>? autoDownloadOptions;
   bool? storeMediaFilesInGallery;
+  List<String>? lastUsedEditorEmojis;
 
   final int userId;
 

lib/src/model/json/userdata.g.dart

@@ -25,7 +25,10 @@ UserData _$UserDataFromJson(Map<String, dynamic> json) => UserData(
         (k, e) =>
             MapEntry(k, (e as List<dynamic>).map((e) => e as String).toList()),
       )
-      ..storeMediaFilesInGallery = json['storeMediaFilesInGallery'] as bool?;
+      ..storeMediaFilesInGallery = json['storeMediaFilesInGallery'] as bool?
+      ..lastUsedEditorEmojis = (json['lastUsedEditorEmojis'] as List<dynamic>?)
+          ?.map((e) => e as String)
+          .toList();
 
 Map<String, dynamic> _$UserDataToJson(UserData instance) => <String, dynamic>{
       'username': instance.username,
@@ -39,6 +42,7 @@ Map<String, dynamic> _$UserDataToJson(UserData instance) => <String, dynamic>{
       'themeMode': _$ThemeModeEnumMap[instance.themeMode],
       'autoDownloadOptions': instance.autoDownloadOptions,
       'storeMediaFilesInGallery': instance.storeMediaFilesInGallery,
+      'lastUsedEditorEmojis': instance.lastUsedEditorEmojis,
       'userId': instance.userId,
     };
 

lib/src/views/camera/image_editor/modules/all_emojis.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:twonly/src/utils/storage.dart';
 import 'package:twonly/src/views/camera/image_editor/data/data.dart';
 import 'package:twonly/src/views/camera/image_editor/data/layer.dart';
 
@@ -10,6 +11,44 @@ class Emojis extends StatefulWidget {
 }
 
 class _EmojisState extends State<Emojis> {
+  List<String> lastUsed = emojis;
+
+  @override
+  void initState() {
+    super.initState();
+    initAsync();
+  }
+
+  Future initAsync() async {
+    final user = await getUser();
+    if (user == null) return;
+    setState(() {
+      lastUsed = user.lastUsedEditorEmojis ?? [];
+      lastUsed.addAll(emojis);
+    });
+  }
+
+  Future selectEmojis(String emoji) async {
+    final user = await getUser();
+    if (user == null) return;
+    if (user.lastUsedEditorEmojis == null) {
+      user.lastUsedEditorEmojis = [emoji];
+    } else {
+      user.lastUsedEditorEmojis!.insert(0, emoji);
+      if (user.lastUsedEditorEmojis!.length > 12) {
+        user.lastUsedEditorEmojis = user.lastUsedEditorEmojis!.sublist(0, 12);
+      }
+    }
+    await updateUser(user);
+    if (!context.mounted) return;
+    Navigator.pop(
+      context,
+      EmojiLayerData(
+        text: emoji,
+      ),
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     return SingleChildScrollView(
@@ -43,16 +82,11 @@ class _EmojisState extends State<Emojis> {
                   mainAxisSpacing: 0.0,
                   maxCrossAxisExtent: 60.0,
                 ),
-                children: emojis.map((String emoji) {
+                children: lastUsed.map((String emoji) {
                   return GridTile(
                       child: GestureDetector(
                     onTap: () {
-                      Navigator.pop(
-                        context,
-                        EmojiLayerData(
-                          text: emoji,
-                        ),
-                      );
+                      selectEmojis(emoji);
                     },
                     child: Container(
                       padding: EdgeInsets.zero,