TF-61 Add RichTextStyleType object

lib/features/composer/presentation/model/rich_text_style_type.dart

@@ -0,0 +1,34 @@
+
+import 'package:core/presentation/resources/image_paths.dart';
+
+enum RichTextStyleType {
+  bold,
+  italic,
+  underline;
+
+  String get commandAction {
+    switch (this) {
+      case bold:
+        return 'bold';
+      case italic:
+        return 'italic';
+      case underline:
+        return 'underline';
+      default:
+        return '';
+    }
+  }
+
+  String getIcon(ImagePaths imagePaths) {
+    switch (this) {
+      case bold:
+        return imagePaths.icStyleBold;
+      case italic:
+        return imagePaths.icStyleItalic;
+      case underline:
+        return imagePaths.icStyleUnderline;
+      default:
+        return '';
+    }
+  }
+}