fix question counter on index page

Author: zeratax

index.html

@@ -154,8 +154,9 @@ <h2 data-i18n="index_h2_tracked">Am I being tracked?</h2>
     <script type="application/javascript" src="questions.js"></script>
     <script type="application/javascript" src="i18n.js"></script>
     <script type="text/javascript">
-        loadTranslation()
-        document.getElementById("numOfQuestions").innerHTML = questions.length
+        loadTranslation().then(() => {
+            document.getElementById("numOfQuestions").innerHTML = Object.size(questions)
+        })
     </script>
 </body>
 

questions.js

@@ -648,4 +648,13 @@ const questions = { // eslint-disable-line no-unused-vars
     f: 0,
     g: -10
   }
-}
+}
+
+Object.size = function (obj) {
+  let size = 0
+  let key
+  for (key in obj) {
+    if (obj.hasOwnProperty(key)) size++
+  }
+  return size
+}

quiz.html

@@ -58,15 +58,6 @@ <h2 data-i18n="quiz_loading" style="text-align:center;" id="question-number">Loa
         let qn = 0 // Question number
         let prevAnswer = null
 
-        Object.size = function (obj) {
-        let size = 0
-        let key
-        for (key in obj) {
-            if (obj.hasOwnProperty(key)) size++
-        }
-        return size
-        }
-
         function initQuestion () {
         document.getElementById('question-text').innerHTML = i18n.getString(`question_${qn}`)
         document.getElementById('question-number').innerHTML = i18n.getString('quiz_question_of', {