Analytics: add the first graph (task repartition)

assets/js/analytic.js

@@ -0,0 +1,58 @@
+
+Kanboard.Analytic = (function() {
+
+    return {
+        Init: function() {
+
+            if (Kanboard.Exists("analytic-repartition")) {
+                Kanboard.Analytic.Repartition.Init();
+            }
+        }
+    };
+
+})();
+
+Kanboard.Analytic.Repartition = (function() {
+
+    function fetchData()
+    {
+        jQuery.getJSON($("#chart").attr("data-url"), function(data) {
+            drawGraph(data.metrics, data.labels);
+        });
+    }
+
+    function drawGraph(metrics, labels)
+    {
+        var series = prepareSeries(metrics, labels);
+
+        var svg = dimple.newSvg("#chart", 700, 350);
+
+        var chart = new dimple.chart(svg, series);
+        chart.addMeasureAxis("p", labels["nb_tasks"]);
+        var ring = chart.addSeries(labels["column_title"], dimple.plot.pie);
+        ring.innerRadius = "50%";
+        chart.addLegend(0, 0, 100, 100, "left");
+        chart.draw();
+    }
+
+    function prepareSeries(metrics, labels)
+    {
+        var series = [];
+
+        for (var i = 0; i < metrics.length; i++) {
+
+            var serie = {};
+            serie[labels["nb_tasks"]] = metrics[i]["nb_tasks"];
+            serie[labels["column_title"]] = metrics[i]["column_title"];
+
+            series.push(serie);
+        }
+
+        return series;
+    }
+
+    return {
+        Init: fetchData
+    };
+
+})();