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Replace 'arrow functions' with 'for loops' [HFP-57]

pull/4/head^2
Timothy Lim 2016-10-20 15:45:58 +02:00
parent 035b958254
commit 3ac92b078b
1 changed files with 20 additions and 11 deletions
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31
js/questionset.js
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@ -156,23 +156,32 @@ H5P.QuestionSet = function (options, contentId, contentData) {
*/
var randomizeQuestionOrdering = function (questions, questionOrder) {
// Save the original order of the questions in a nested array [[question0,0],[question1,1]...
// Save the original order of the questions in a multidimensional array [[question0,0],[question1,1]...
var questionOrdering = questions.map(function(object, index) { return [object, index] });
// Shuffle the multidimensional array
questionOrdering = H5P.shuffleArray(questionOrdering);
// Retrieve questions and indexes
questions = questionOrdering.map(d => d[0]);
// Use the previous question order if it exists
var newOrder;
if (questionOrder) {
newOrder = questionOrdering.map(d => questionOrder[d[1]]);
}
else{
newOrder = questionOrdering.map(d => d[1]);
// Retrieve question objects from the first index
var questions = [];
for (var i = 0; i < questionOrdering.length; i++) {
questions[i] = questionOrdering[i][0];
}
// Retrieve the new shuffled order from the second index
var newOrder = [];
for (var i = 0; i< questionOrdering.length; i++) {
// Use a previous order if it exists
if(questionOrder) {
newOrder[i] = questionOrder[questionOrdering[i][1]];
}
else {
newOrder[i] = questionOrdering[i][1];
}
}
// Return the questions in their new order *with* their new order
return {
questions:questions,
questionOrder:newOrder