Convert time comparison chart to Vue.js component

assets/js/components/chart-project-time-comparison.js

@@ -0,0 +1,36 @@
+Vue.component('chart-project-time-comparison', {
+    props: ['metrics', 'labelSpent', 'labelEstimated', 'labelClosed', 'labelOpen'],
+    template: '<div id="chart"></div>',
+    ready: function () {
+        var spent = [this.labelSpent];
+        var estimated = [this.labelEstimated];
+        var categories = [];
+
+        for (var status in this.metrics) {
+            spent.push(this.metrics[status].time_spent);
+            estimated.push(this.metrics[status].time_estimated);
+            categories.push(status === 'open' ? this.labelOpen : this.labelClosed);
+        }
+
+        c3.generate({
+            data: {
+                columns: [spent, estimated],
+                type: 'bar'
+            },
+            bar: {
+                width: {
+                    ratio: 0.2
+                }
+            },
+            axis: {
+                x: {
+                    type: 'category',
+                    categories: categories
+                }
+            },
+            legend: {
+                show: true
+            }
+        });
+    }
+});