Create struct for image url

flutter_quill_extensions/lib/embeds/builders.dart

@@ -105,7 +105,7 @@ class ImageEmbedBuilder implements EmbedBuilder {
                               .item2;
                       final imageUrl = imageNode.value.data;
                       controller.copiedImageUrl =
-                          Tuple2(imageUrl, getImageStyleString(controller));
+                          ImageUrl(imageUrl, getImageStyleString(controller));
                       Navigator.pop(context);
                     },
                   );

lib/src/models/structs/image_url.dart

@@ -0,0 +1,9 @@
+class ImageUrl {
+  const ImageUrl(
+    this.url,
+    this.styleString,
+  );
+
+  final String url;
+  final String styleString;
+}

lib/src/widgets/controller.dart

@@ -370,12 +370,11 @@ class QuillController extends ChangeNotifier {
   }
 
   /// Clipboard for image url and its corresponding style
-  /// item1 is url and item2 is style string
-  Tuple2<String, String>? _copiedImageUrl;
+  ImageUrl? _copiedImageUrl;
 
-  Tuple2<String, String>? get copiedImageUrl => _copiedImageUrl;
+  ImageUrl? get copiedImageUrl => _copiedImageUrl;
 
-  set copiedImageUrl(Tuple2<String, String>? value) {
+  set copiedImageUrl(ImageUrl? value) {
     _copiedImageUrl = value;
     Clipboard.setData(const ClipboardData(text: ''));
   }

lib/src/widgets/raw_editor.dart

@@ -1282,10 +1282,10 @@ class RawEditorState extends EditorState
       final length = textEditingValue.selection.extentOffset - index;
       final copied = controller.copiedImageUrl!;
       controller.replaceText(
-          index, length, BlockEmbed.image(copied.item1), null);
-      if (copied.item2.isNotEmpty) {
+          index, length, BlockEmbed.image(copied.url), null);
+      if (copied.styleString.isNotEmpty) {
         controller.formatText(getEmbedNode(controller, index + 1).item1, 1,
-            StyleAttribute(copied.item2));
+            StyleAttribute(copied.styleString));
       }
       controller.copiedImageUrl = null;
       await Clipboard.setData(const ClipboardData(text: ''));