fix #1060

Closes #1060

Merge request studip/studip!627

resources/vue/components/courseware/CoursewareAccordionContainer.vue

@@ -230,7 +230,7 @@ export default {
     },
     watch: {
         blocks() {
-            if (!this.showEdit) {
+            if (!this.showEdit && !this.sortMode) {
                 this.initCurrentData();
             }
         }

resources/vue/components/courseware/CoursewareStructuralElement.vue

@@ -1398,7 +1398,9 @@ export default {
             }
         },
         containers() {
-            this.containerList = this.containers;
+            if (!this.sortMode) {
+                this.containerList = this.containers;
+            }
         },
         consumeMode(newState) {
             this.consumModeTrap = newState;

resources/vue/components/courseware/CoursewareTabsContainer.vue

@@ -248,7 +248,7 @@ export default {
     },
     watch: {
         blocks() {
-            if (!this.showEdit) {
+            if (!this.showEdit && !this.sortMode) {
                 this.initCurrentData();
             }
         }