feat: poging tot precomputen van check of leerobjecten vragen hebben

frontend/src/views/learning-paths/LearningPathPage.vue

@@ -20,7 +20,7 @@
     import type { QuestionData, QuestionDTO } from "@dwengo-1/common/interfaces/question";
     import {useStudentAssignmentsQuery, useStudentGroupsQuery} from "@/queries/students"
     import type { AssignmentDTO } from "@dwengo-1/common/interfaces/assignment";
-    import type { GroupDTO } from "@dwengo-1/common/interfaces/group";
+import type { GroupDTO } from "@dwengo-1/common/interfaces/group";
 
     const router = useRouter();
     const route = useRoute();
@@ -192,8 +192,31 @@
         } else {
             alert("Please type a question before submitting.") // TODO: i18n
         }
-
     }
+    
+    const learningObjectHasQuestions = computed(() => {
+        const result = new Map<string, boolean>();
+        const learningObjects = learningObjectListQueryResult.data?.value ?? [];
+
+        learningObjects.forEach((learningObject) => {
+            const nodeLoId: LearningObjectIdentifierDTO = {
+                hruid: learningObject.key,
+                language: learningObject.language,
+                version: learningObject.version
+            };
+
+            // Check if the learning object has questions
+            const questions = useQuestionsQuery(nodeLoId).data.value?.questions as QuestionDTO[] || [];
+            result.set(learningObject.key, questions.length > 0);
+        });
+
+        return result;
+    });
+
+// Helper function to check if a learning object has questions
+function hasQuestions(learningObjectKey: string): boolean {
+    return learningObjectHasQuestions.value.get(learningObjectKey) ?? false;
+}
 
 </script>
 
@@ -273,7 +296,7 @@
                                     ></v-icon>
                                 </template> 
                                 <template v-slot:append>
-                                    <v-icon v-if="false" icon="mdi-help-circle-outline" color="red" />
+                                    <v-icon v-if="hasQuestions(node.key)" icon="mdi-help-circle-outline" color="red" />
                                     <div>{{ node.estimatedTime }}'</div> 
                                 </template>
                             </v-list-item>