Extract graph data retrieval to a service

awx/ui/static/js/services/job-status-graph-data.js

@@ -0,0 +1,36 @@
+angular.module('DataServices', [])
+  .service('jobStatusGraphData',
+           ["RestServices",
+            "GetBasePath",
+            "ProcessErrors",
+            "$rootScope",
+            "$q",
+            JobStatusGraphData]);
+
+function JobStatusGraphData(Rest, getBasePath, processErrors, $rootScope, $q) {
+ var callbacks = {};
+ var currentCallbackId = 0;
+
+ function getData() {
+   return Rest.get();
+ }
+
+ return {
+   setupWatcher: function() {
+     $rootScope.$on('JobStatusChange', function() {
+       getData().then(function(result) {
+         $rootScope.
+           $broadcast('DataReceived:JobStatusGraph',
+                      result);
+       });
+     });
+   },
+   get: function(period, jobType) {
+
+     this.setupWatcher();
+
+     return getData();
+
+   }
+ };
+}