From 9ac35562de51d6528061dfd99ced5a60af616cf8 Mon Sep 17 00:00:00 2001
From: singerdmx <singerdmx@gmail.com>
Date: Tue, 15 Dec 2020 19:40:04 -0800
Subject: [PATCH] Add attribute class

---
 lib/models/documents/attribute.dart | 28 ++++++++++++++++++++++++++++
 pubspec.lock                        |  4 ++--
 pubspec.yaml                        |  2 ++
 3 files changed, 32 insertions(+), 2 deletions(-)
 create mode 100644 lib/models/documents/attribute.dart

diff --git a/lib/models/documents/attribute.dart b/lib/models/documents/attribute.dart
new file mode 100644
index 00000000..5351ae77
--- /dev/null
+++ b/lib/models/documents/attribute.dart
@@ -0,0 +1,28 @@
+enum AttributeScope {
+  INLINE, // refer to https://quilljs.com/docs/formats/#inline
+  BLOCK, // refer to https://quilljs.com/docs/formats/#block
+  EMBEDS, // refer to https://quilljs.com/docs/formats/#embeds
+}
+
+class Attribute<T> {
+  final String key;
+  final AttributeScope scope;
+
+  Attribute(this.key, this.scope);
+}
+
+class BoldAttribute extends Attribute<bool> {
+  BoldAttribute() : super('bold', AttributeScope.INLINE);
+}
+
+class ItalicAttribute extends Attribute<bool> {
+  ItalicAttribute() : super('italic', AttributeScope.INLINE);
+}
+
+class UnderlineAttribute extends Attribute<bool> {
+  UnderlineAttribute() : super('underline', AttributeScope.INLINE);
+}
+
+class StrikeThroughAttribute extends Attribute<bool> {
+  StrikeThroughAttribute() : super('strike', AttributeScope.INLINE);
+}
diff --git a/pubspec.lock b/pubspec.lock
index 35d1060d..e38e158f 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -37,7 +37,7 @@ packages:
     source: hosted
     version: "1.1.0-nullsafety.1"
   collection:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: collection
       url: "https://pub.dartlang.org"
@@ -89,7 +89,7 @@ packages:
     source: hosted
     version: "2.0.0"
   quiver_hashcode:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: quiver_hashcode
       url: "https://pub.dartlang.org"
diff --git a/pubspec.yaml b/pubspec.yaml
index 3110f34b..bbded11c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -13,6 +13,8 @@ dependencies:
   flutter:
     sdk: flutter
   quill_delta: ^2.0.0
+  quiver_hashcode: ^2.0.0
+  collection: ^1.14.13
 
 dev_dependencies:
   flutter_test: