fixes #318

lib/classes/JsonApi/Routes/Courseware/StructuralElementsUpdate.php

@@ -119,8 +119,13 @@ class StructuralElementsUpdate extends JsonApiController
                 }
             }
 
-            $resource->release_date = $json['data']['attributes']['release-date'];
-            $resource->withdraw_date = $json['data']['attributes']['withdraw-date'];
+            if (isset($json['data']['attributes']['release-date'])) {
+                $resource->release_date = $json['data']['attributes']['release-date'];
+            }
+
+            if (isset($json['data']['attributes']['withdraw-date'])) {
+                $resource->withdraw_date = $json['data']['attributes']['withdraw-date'];
+            }
 
             // update parent
             if (self::arrayHas($json, 'data.relationships.parent')) {

resources/vue/components/courseware/CoursewareCourseManager.vue

@@ -6,6 +6,7 @@
                     type="current"
                     :currentElement="currentElement"
                     @selectElement="setCurrentId"
+                    @reloadElement="reloadElements"
                 />
             </courseware-tab>
             <courseware-tab :name="$gettext('Export')">

resources/vue/components/courseware/CoursewareManagerElement.vue

@@ -312,6 +312,7 @@ export default {
                 });
                 await this.unlockObject({ id: element.id, type: 'courseware-structural-elements' });
                 this.loadStructuralElement(this.currentElement.id);
+                this.$emit('reloadElement');
                 this.$store.dispatch('cwManagerFilingData', {});
             } else if(source === 'remote' || source === 'own') {
                 //create Element
@@ -341,6 +342,7 @@ export default {
                     structuralElementId: this.currentElement.id
                 });
                 await this.unlockObject({id: container.id, type: 'courseware-containers'});
+                this.$emit('reloadElement');
                 this.$store.dispatch('cwManagerFilingData', {});
             } else if (source === 'remote' || source === 'own') {
                 let parentId = this.filingData.parentItem.id;