refactor: handle api models identifiers

frontend/store/quiz.ts

@@ -9,15 +9,15 @@ import {QuizRate, Response} from "~/repositories/models/quiz.model";
 })
 export default class Quiz extends VuexModule {
 
-  responses = new Map<string, QuizRate>;
-  questionsRatedPerAxe = new Map<number, { questionId: string; rated: boolean }[]>;
+  responses = new Map<number, QuizRate>;
+  questionsRatedPerAxe = new Map<number, { questionId: number; rated: boolean }[]>;
 
   @Mutation
   initialize(questions: Map<number, Question[]>) {
     questions.forEach((questions, axeId) => this.questionsRatedPerAxe.set(axeId, questions.map(value => {
       return {
-        questionId: value._links.self.href,
-        rated: this.responses.has(value._links.self.href)
+        questionId: value.id,
+        rated: this.responses.has(value.id)
       }
     })));
   }