Fix isse with default selected tree_path

Author: Nazar65

app/code/Magento/Cms/Model/Wysiwyg/Gallery/DefaultConfigProvider.php

@@ -78,6 +78,8 @@ public function getConfig(\Magento\Framework\DataObject $config) : \Magento\Fram
         if (is_string($this->currentTreePath)) {
             $fileBrowserUrlParams = [
                 'current_tree_path' => $this->imagesHelper->idEncode($this->currentTreePath),
+                'tree_path' => $this->currentTreePath . '&'
+
             ];
         }
 

app/code/Magento/Ui/view/base/web/js/form/element/image-uploader.js

@@ -78,6 +78,7 @@ define([
                 '/type/image/?isAjax=true';
 
             if (this.mediaGallery.initialOpenSubpath) {
+                openDialogUrl += '/tree_path/' + this.mediaGallery.initialOpenSubpath;
                 openDialogUrl += '&current_tree_path=' + Base64.mageEncode(this.mediaGallery.initialOpenSubpath);
             }
 

lib/web/mage/adminhtml/browser.js

@@ -21,6 +21,7 @@ define([
         windowId: 'modal_dialog_message',
         modalLoaded: false,
         targetElementId: false,
+        currentTreePath: '',
 
         /**
          * @return {Number}
@@ -96,6 +97,7 @@ define([
          * @param {String} url
          */
         setTargetElementId: function (options, url) {
+            this.currentTreePath = url.match(/\/tree_path\/([\s\S].*?)(&|%26)/)[1];
             this.targetElementId = options && options.targetElementId ?
                 options.targetElementId
                 : url.match(/\/target_element_id\/([\s\S].*?)\//)[1];