do not allow to remove doc or evaluations if workflow is associated

src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourseWorkEdit/components/AddEvaluation.vue

@@ -26,7 +26,7 @@
              ></list-workflow-modal>
 
            </li>
-            <li>
+            <li v-if="canDelete">
                <a class="btn btn-delete" @click="modal.showModal = true" :title="$t('action.delete')"></a>
             </li>
          </ul>
@@ -98,6 +98,19 @@ export default {
       pickedEvaluations() {
          return this.$store.state.evaluationsPicked;
       },
+      canDelete() {
+        if (this.evaluation.workflows.length > 0) {
+          return false;
+        }
+
+         for (let doc of this.evaluation.documents) {
+           if (doc.workflows.length > 0) {
+             return false;
+           }
+         }
+
+         return true;
+      },
    },
    methods: {
       removeEvaluation(e) {

src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourseWorkEdit/components/FormEvaluation.vue

@@ -101,7 +101,7 @@
                    <li>
                      <a :href="buildEditLink(d.storedObject)" class="btn btn-wopilink"></a>
                    </li>
-                   <li>
+                   <li v-if="d.workflows.length === 0">
                      <a class="btn btn-delete" @click="removeDocument(d)">
                      </a>
                    </li>