Fixed weekly stats graph bar height

counter/static/js/weeklystats.js

@@ -1,35 +1,43 @@
-'use strict'; 
+'use strict';
+// vim: set ts=2 sw=2 tw=80 et:
 
 $(document).ready(function() {
   var data = JSON.parse($('#data').text()),
     format = djangoToMomentFmt(django.get_format('SHORT_DATE_FORMAT'));
+  var chart = $('#chart');
   var labels = [], dataset = [];
-  
+
+  // Set the chart height in em according to length of dataset
+  chart.css("height", "" + (2 * data.length) + "rem");
+  // Force height in pixels in order to fix infinite growth resizing bug of
+  // chart.js
+  chart.attr("height", chart.height());
+
   data.forEach(function(d) {
     labels.push(moment(d.weekStarts).format(format) + ' - ' +
       moment(d.weekEnds).format(format));
     dataset.push(d.sum_count);
   });
-  
-  var chart = new Chart($('#chart'), {
-      type: 'horizontalBar',
-      data: {
-          labels: labels,
-          datasets: [{
-              label: '# of Arrows',
-              data: dataset,
-              borderWidth: 1
-          }]
-      },
-      options: {
-          scales: {
-              xAxes: [{
-                  ticks: {
-                      beginAtZero: true
-                  }
-              }]
+
+  var chart = new Chart(chart, {
+    type: 'horizontalBar',
+    data: {
+      labels: labels,
+      datasets: [{
+        label: '# of Arrows',
+        data: dataset,
+        borderWidth: 1
+      }]
+    },
+    options: {
+      scales: {
+        xAxes: [{
+          ticks: {
+            beginAtZero: true
           }
+        }]
       }
+    }
   });
 });