Remove MetadataEditor global

src/scripts/editorsidebar.js

@@ -287,11 +287,12 @@ function updateEditorNode(page, item) {
     }
 }
 
-function setCurrentItemId(id) {
+let itemId;
+export function setCurrentItemId(id) {
     itemId = id;
 }
 
-function getCurrentItemId() {
+export function getCurrentItemId() {
     if (itemId) {
         return itemId;
     }
@@ -326,16 +327,4 @@ $(document).on('itemsaved', '.metadataEditorPage', function (e, item) {
         .off('open_node.jstree', onNodeOpen)
         .off('load_node.jstree', onNodeOpen);
 });
-let itemId;
-window.MetadataEditor = {
-    getItemPromise: function () {
-        const currentItemId = getCurrentItemId();
-        if (currentItemId) {
-            return ApiClient.getItem(Dashboard.getCurrentUserId(), currentItemId);
-        }
-        return ApiClient.getRootFolder(Dashboard.getCurrentUserId());
-    },
-    getCurrentItemId: getCurrentItemId,
-    setCurrentItemId: setCurrentItemId
-};
 /* eslint-enable @typescript-eslint/naming-convention */