refactor(client): remove useless questions getters

client/src/components/Quiz.vue

@@ -22,15 +22,17 @@ export default Vue.extend({
   name: 'Quiz',
   props: {},
   computed: {
-    ...mapGetters('schools', ['schools']),
-    ...mapGetters('questions', [
+    ...mapState('questions', [
       'questions',
       'index',
       'score',
+      ]),
+    ...mapGetters('questions', [
       'currentQuestion',
       'checkAnswer',
       'isLastQuestion',
     ]),
+    ...mapGetters('schools', ['schools']),
   },
   methods: {
     answer(answer: number): void {

client/src/store/modules/questions.ts

@@ -21,15 +21,6 @@ IStoreQuestions,
     questions: [],
   },
   getters: {
-    index(state): number {
-      return state.index;
-    },
-    score(state): number {
-      return state.score;
-    },
-    questions(state): IQuestion[] {
-      return state.questions;
-    },
     currentQuestion(state): IQuestion | {} {
       return state.questions.length ? state.questions[state.index] : {};
     },

client/src/views/ScoreScreen.vue

@@ -21,7 +21,11 @@ export default Vue.extend({
     ScoreScreen,
   },
   computed: {
-    ...mapGetters('questions', ['index', 'questions', 'score']),
+    ...mapState('questions', [
+      'questions',
+      'index',
+      'score',
+      ]),
   },
   created(): void {
     if (this.index === 0) {