refactor(global): service separation #552

app/services/lineChart.js

@@ -0,0 +1,55 @@
+angular.module('portainer.services')
+.factory('LineChart', ['Settings', function LineChartFactory(Settings) {
+  'use strict';
+  return {
+    build: function (id, data, getkey) {
+      var chart = new Chart($(id).get(0).getContext("2d"));
+      var map = {};
+
+      for (var i = 0; i < data.length; i++) {
+        var c = data[i];
+        var key = getkey(c);
+
+        var count = map[key];
+        if (count === undefined) {
+          count = 0;
+        }
+        count += 1;
+        map[key] = count;
+      }
+
+      var labels = [];
+      data = [];
+      var keys = Object.keys(map);
+      var max = 1;
+
+      for (i = keys.length - 1; i > -1; i--) {
+        var k = keys[i];
+        labels.push(k);
+        data.push(map[k]);
+        if (map[k] > max) {
+          max = map[k];
+        }
+      }
+      var steps = Math.min(max, 10);
+      var dataset = {
+        fillColor: "rgba(151,187,205,0.5)",
+        strokeColor: "rgba(151,187,205,1)",
+        pointColor: "rgba(151,187,205,1)",
+        pointStrokeColor: "#fff",
+        data: data
+      };
+      chart.Line({
+        labels: labels,
+        datasets: [dataset]
+      },
+      {
+        scaleStepWidth: Math.ceil(max / steps),
+        pointDotRadius: 1,
+        scaleIntegersOnly: true,
+        scaleOverride: true,
+        scaleSteps: steps
+      });
+    }
+  };
+}]);