disable preview and add edit button, fixes #173

js/test-block.js

@@ -6,7 +6,6 @@ const CoursewareTestBlock = {
             :block="block"
             :canEdit="canEdit"
             :isTeacher="isTeacher"
-            :preview="true"
             :defaultGrade="false"
             @storeEdit="storeBlock"
             @closeEdit="initCurrentData"
@@ -48,6 +47,13 @@ const CoursewareTestBlock = {
                                 >
                                     <translate>Lösung dieser Aufgabe löschen</translate>
                                 </button>
+                                <a
+                                    v-if="canEdit && $store.getters.viewMode === 'edit'"
+                                    class="button"
+                                    :href="vips_url('sheets/edit_assignment', { assignment_id: assignment.id })"
+                                >
+                                    <translate>Aufgabenblatt bearbeiten</translate>
+                                </a>
                             </footer>
                         </form>
                     </div>