Refactor code

lib/src/widgets/editor.dart

@@ -20,13 +20,13 @@ import 'controller.dart';
 import 'cursor.dart';
 import 'default_styles.dart';
 import 'delegate.dart';
-import 'float_cursor.dart';
 import 'embeds/image.dart';
+import 'embeds/video_app.dart';
+import 'embeds/youtube_video_app.dart';
+import 'float_cursor.dart';
 import 'link.dart';
 import 'raw_editor.dart';
 import 'text_selection.dart';
-import 'embeds/video_app.dart';
-import 'embeds/youtube_video_app.dart';
 
 const linkPrefixes = [
   'mailto:', // email

lib/src/widgets/toolbar/image_button.dart

@@ -5,9 +5,9 @@ import '../../models/documents/nodes/embed.dart';
 import '../../models/themes/quill_dialog_theme.dart';
 import '../../models/themes/quill_icon_theme.dart';
 import '../controller.dart';
-import '../link_dialog.dart';
 import '../toolbar.dart';
 import 'image_video_utils.dart';
+import 'link_dialog.dart';
 
 class ImageButton extends StatelessWidget {
   const ImageButton({

lib/src/widgets/toolbar/link_dialog.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 
-import '../models/themes/quill_dialog_theme.dart';
-import '../translations/toolbar.i18n.dart';
+import '../../models/themes/quill_dialog_theme.dart';
+import '../../translations/toolbar.i18n.dart';
 
 class LinkDialog extends StatefulWidget {
   const LinkDialog({this.dialogTheme, Key? key}) : super(key: key);

lib/src/widgets/toolbar/link_style_button.dart

@@ -5,8 +5,8 @@ import '../../models/themes/quill_dialog_theme.dart';
 import '../../models/themes/quill_icon_theme.dart';
 import '../../translations/toolbar.i18n.dart';
 import '../controller.dart';
-import '../link_dialog.dart';
 import '../toolbar.dart';
+import 'link_dialog.dart';
 
 class LinkStyleButton extends StatefulWidget {
   const LinkStyleButton({

lib/src/widgets/toolbar/video_button.dart

@@ -5,9 +5,9 @@ import '../../models/documents/nodes/embed.dart';
 import '../../models/themes/quill_dialog_theme.dart';
 import '../../models/themes/quill_icon_theme.dart';
 import '../controller.dart';
-import '../link_dialog.dart';
 import '../toolbar.dart';
 import 'image_video_utils.dart';
+import 'link_dialog.dart';
 
 class VideoButton extends StatelessWidget {
   const VideoButton({