Add emjoi support

Only supported for the body and title of notes.

Fixes #62

lib/core/note.dart

@@ -24,6 +24,7 @@ class Note with ChangeNotifier implements Comparable<Note> {
   String _title = "";
   DateTime _created;
   DateTime _modified;
+  String _body = "";
   MdYamlDoc _data = MdYamlDoc();
   NoteSerializer noteSerializer = NoteSerializer();
 
@@ -73,11 +74,11 @@ class Note with ChangeNotifier implements Comparable<Note> {
   }
 
   String get body {
-    return _data.body;
+    return _body;
   }
 
   set body(String newBody) {
-    _data.body = newBody;
+    _body = newBody;
     _summary = null;
     notifyListeners();
   }

lib/core/note_serializer.dart

@@ -1,5 +1,6 @@
 import 'package:gitjournal/utils/datetime.dart';
 import 'package:gitjournal/settings.dart';
+import 'package:flutter_emoji/flutter_emoji.dart';
 
 import 'md_yaml_doc.dart';
 import 'note.dart';
@@ -9,6 +10,8 @@ abstract class NoteSerializerInterface {
   void decode(MdYamlDoc data, Note note);
 }
 
+var emojiParser = EmojiParser();
+
 class NoteSerializationSettings {
   String modifiedKey = Settings.instance.yamlModifiedKey;
   String createdKey = "created";
@@ -35,7 +38,7 @@ class NoteSerializer implements NoteSerializerInterface {
     if (note.title != null) {
       var title = note.title.trim();
       if (title.isNotEmpty) {
-        data.props[settings.titleKey] = note.title;
+        data.props[settings.titleKey] = emojiParser.unemojify(note.title);
       } else {
         data.props.remove(settings.titleKey);
       }
@@ -43,7 +46,7 @@ class NoteSerializer implements NoteSerializerInterface {
       data.props.remove(settings.titleKey);
     }
 
-    data.body = note.body;
+    data.body = emojiParser.unemojify(note.body);
   }
 
   @override
@@ -66,8 +69,10 @@ class NoteSerializer implements NoteSerializerInterface {
       }
     }
 
-    note.body = data.body;
+    note.body = emojiParser.emojify(data.body);
     note.created = parseDateTime(data.props[settings.createdKey]?.toString());
-    note.title = data.props[settings.titleKey]?.toString() ?? "";
+
+    var title = data.props[settings.titleKey]?.toString() ?? "";
+    note.title = emojiParser.emojify(title);
   }
 }

pubspec.lock

@@ -179,6 +179,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.2.2"
+  flutter_emoji:
+    dependency: "direct main"
+    description:
+      name: flutter_emoji
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1+1"
   flutter_launcher_icons:
     dependency: "direct dev"
     description:

pubspec.yaml

@@ -34,6 +34,7 @@ dependencies:
   flutter_runtime_env: ^0.0.2
   yaml_serializer: ^0.0.5
   connectivity: ^0.4.6+1
+  flutter_emoji: ">= 2.0.0"
 
 dev_dependencies:
   flutter_launcher_icons: "^0.7.2"

test/note_serializer_test.dart

@@ -0,0 +1,30 @@
+import 'dart:collection';
+
+import 'package:gitjournal/core/md_yaml_doc.dart';
+import 'package:gitjournal/core/note.dart';
+import 'package:test/test.dart';
+import 'package:gitjournal/core/note_serializer.dart';
+
+void main() {
+  group('Note Serializer Test', () {
+    test('Test emojis', () {
+      var props = LinkedHashMap<String, dynamic>.from(
+          <String, dynamic>{"title": "Why not :coffee:?"});
+      var doc = MdYamlDoc("I :heart: you", props);
+
+      var serializer = NoteSerializer();
+      var note = Note(null, "file-path-not-important");
+      serializer.decode(doc, note);
+
+      expect(note.body, "I ❤️ you");
+      expect(note.title, "Why not ☕?");
+
+      note.body = "Why not ☕?";
+      note.title = "I ❤️ you";
+
+      serializer.encode(note, doc);
+      expect(doc.body, "Why not :coffee:?");
+      expect(doc.props['title'].toString(), "I :heart: you");
+    });
+  });
+}