Update

Author: Fifciuu

wp-rest-api-v2-menus.php

@@ -145,13 +145,6 @@ function wp_api_v2_menus_get_menu_items( $id ) {
 			// add slug to menu items
 			$slug = basename( get_permalink($item->object_id) );
 			$item->slug = $slug;
-			if (isset($item->thumbnail_id) && $item->thumbnail_id) {
-				$item->thumbnail_src = wp_get_attachment_image_url(intval($item->thumbnail_id), 'post-thumbnail');
-			}
-			if (isset($item->thumbnail_hover_id) && $item->thumbnail_hover_id) {
-				$item->thumbnail_hover_src = wp_get_attachment_image_url(intval($item->thumbnail_hover_id), 'post-thumbnail');
-			}
-
 		} else if($item->type == 'taxonomy') {
 			$cat = get_term($item->object_id);
 			$item->slug = $cat->slug;
@@ -163,17 +156,18 @@ function wp_api_v2_menus_get_menu_items( $id ) {
 			}
 		}
 
-		if ( $item->menu_item_parent ) {
-			if (isset($item->thumbnail_id) && $item->thumbnail_id) {
-				$item->thumbnail_src = wp_get_attachment_image_url(intval($item->thumbnail_id), 'post-thumbnail');
-			}
-			if (isset($item->thumbnail_hover_id) && $item->thumbnail_hover_id) {
-				$item->thumbnail_hover_src = wp_get_attachment_image_url(intval($item->thumbnail_hover_id), 'post-thumbnail');
-			}
+		if (isset($item->thumbnail_id) && $item->thumbnail_id) {
+			$item->thumbnail_src = wp_get_attachment_image_url(intval($item->thumbnail_id), 'post-thumbnail');
+		}
+		if (isset($item->thumbnail_hover_id) && $item->thumbnail_hover_id) {
+			$item->thumbnail_hover_src = wp_get_attachment_image_url(intval($item->thumbnail_hover_id), 'post-thumbnail');
+		}
 
+		if ( $item->menu_item_parent ) {
 			array_push( $child_items, $item );
 			unset( $menu_items[ $key ] );
 		}
+
 	}
 
 	// push child items into their parent item in the original object