Quiz Results

QuizResults.js

$(function() {
  var getAttempts = function(url, cb){
    $.get(url, function(result) {
      var dom = $(result),
          text = dom.find('label').eq(9).text().split(',')
          attempts = text[0].split(' - ')[1],
          completed = text[1].split(' - ')[1],
          remaining = parseInt(attempts) - parseInt(completed.split(' ')[0])

      cb(remaining, completed)
    })
  }

  var getGrades = function(cb){
    var orgUnitId = Number(window.location.href.split('/')[5].split('-')[0])
    $.getJSON('/d2l/api/le/1.5/'+orgUnitId+'/grades/values/myGradeValues/', function(result) {
      cb(result)
    })
  }

  var getGrade = function(name, cb) {
    getGrades(function(result){
      for (var i in result) {
        var item = result[i]
        if (item.GradeObjectName.indexOf(name) === 0) {
          var text = item.DisplayedGrade + ' (' + item.PointsNumerator + '/' + item.PointsDenominator + ')'
          cb(text)
          return;
        }
      }
    })
  }

  var tables = $('table.homework')

  tables.each(function(ind, ele){
    var table = $(ele),
        rows = table.find('tr')

    table.find('th').last().after($('<th>').text('Completed'))
    table.find('th').last().after($('<th>').text('Score'))

    rows.each(function(ind2,ele2){
      var row = $(ele2)
      var url = row.find('a').attr('href'),
          name = row.find('input[type="button"]').attr('title')

      if (!url || !name) return // This table isn't set up.

      var attempts = row.find('td').last(),
          completed = $('<td>').css('text-align', 'center').insertAfter(attempts),
          score = $('<td>').css('text-align', 'center').insertAfter(completed)

      getAttempts(url, function(att, comp){
        attempts.text(att)
        completed.text(comp)
      })

      getGrade(name, function(text){
        score.text(text)
      })
    })
  })
})