crashreport_stats/templates/crashreport_stats/tags/versions_pie_chart.html

<div id = "{{element_name}}" class="panel line_chart"> </div>
<script>
google.charts.setOnLoadCallback(drawChartReportPerDay);

function drawChartReportPerDay(element) {
  element = "heartbeats"
  var chart = new google.visualization.PieChart(document.getElementById("{{element_name}}"));
  var data = new google.visualization.DataTable();
  var options = {
    title: "{{ title }}",
    pieHole: 0.4,
    sliceVisibilityThreshold: .01,
    legend: {
      position: "labeled",
    },
    chartArea: {
      left:0,
      right:0,
      top:50,
      bottom:0,
    },
  };
  $.getJSON( "{% url 'hiccup_stats_api_v1_version_daily' %}",
   {
     date: new Date(new Date().setDate(new Date().getDate()-1)).toISOString().split('T')[0],
     version__is_official_release: "{{ is_official_release }}",
     version__is_beta_release: "{{ is_beta_release }}",
   }, function( json_response ) {
    res = [];
    if (json_response.results)
      res = json_response.results;
    else
      res = json_response;
    reformated_array = res.map(function(obj) {
        ret =  [obj.build_fingerprint.split('/')[4], obj.heartbeats];
        return ret;
    });
    data.addColumn('string', 'Version');
    data.addColumn('number', 'Heartbeats');
    data.addRows(reformated_array);
    chart.draw(data,  options);
  });
}
</script>