Added poll capabilities to xosSmartPie
diff --git a/views/ngXosLib/xosHelpers/src/ui_components/smartComponents/smartPie/smartPie.component.js b/views/ngXosLib/xosHelpers/src/ui_components/smartComponents/smartPie/smartPie.component.js
index e9a27f1..2290583 100644
--- a/views/ngXosLib/xosHelpers/src/ui_components/smartComponents/smartPie/smartPie.component.js
+++ b/views/ngXosLib/xosHelpers/src/ui_components/smartComponents/smartPie/smartPie.component.js
@@ -32,6 +32,100 @@
     * ```
     * @scope
     * @example
+     <example module="sampleSmartPie">
+      <file name="index.html">
+        <div ng-controller="SampleCtrl as vm">
+          <xos-smart-pie config="vm.config"></xos-smart-pie>
+        </div>
+      </file>
+      <file name="script.js">
+        angular.module('sampleSmartPie', ['xos.uiComponents', 'ngResource', 'ngMockE2E'])
+        .controller('SampleCtrl', function(){
+          this.config = {
+            resource: 'SampleResource',
+            groupBy: 'category',
+            poll: 2,
+            labelFormatter: (labels) => {
+              return labels.map(l => l === '1' ? 'Active' : 'Banned');
+            }
+          };
+        });
+      </file>
+      <file name="backend.js">
+        angular.module('sampleSmartPie')
+        .run(function($httpBackend, _){
+          let mock = [
+            [
+              {id: 1, first_name: 'Jon', last_name: 'Snow', category: 1},
+              {id: 2, first_name: 'Danaerys', last_name: 'Targaryen', category: 2},
+              {id: 3, first_name: 'Aria', last_name: 'Stark', category: 1},
+              {id: 3, first_name: 'Tyrion', last_name: 'Lannister', category: 1}
+            ],
+
+            [
+              {id: 1, first_name: 'Jon', last_name: 'Snow', category: 1},
+              {id: 2, first_name: 'Danaerys', last_name: 'Targaryen', category: 2},
+              {id: 3, first_name: 'Aria', last_name: 'Stark', category: 2},
+              {id: 3, first_name: 'Tyrion', last_name: 'Lannister', category: 2}
+            ],
+
+            [
+              {id: 1, first_name: 'Jon', last_name: 'Snow', category: 1},
+              {id: 2, first_name: 'Danaerys', last_name: 'Targaryen', category: 2},
+              {id: 3, first_name: 'Aria', last_name: 'Stark', category: 1},
+              {id: 3, first_name: 'Tyrion', last_name: 'Lannister', category: 2}
+            ]
+          ];
+          $httpBackend.whenGET('/test').respond(function(method, url, data, headers, params) {
+            return [200, mock[Math.round(Math.random() * 3)]];
+          });
+        })
+        .factory('_', function($window){
+          return $window._;
+        })
+        .service('SampleResource', function($resource){
+          return $resource('/test/:id', {id: '@id'});
+        })
+      </file>
+    </example>
+
+    <example module="sampleSmartPiePoll">
+      <file name="index.html">
+        <div ng-controller="SampleCtrl as vm">
+          <xos-smart-pie config="vm.config"></xos-smart-pie>
+        </div>
+      </file>
+      <file name="script.js">
+        angular.module('sampleSmartPiePoll', ['xos.uiComponents', 'ngResource', 'ngMockE2E'])
+        .controller('SampleCtrl', function(){
+          this.config = {
+            resource: 'SampleResource',
+            groupBy: 'category',
+            labelFormatter: (labels) => {
+              return labels.map(l => l === '1' ? 'North' : 'Dragon');
+            }
+          };
+        });
+      </file>
+      <file name="backendPoll.js">
+        angular.module('sampleSmartPiePoll')
+        .run(function($httpBackend, _){
+          let datas = [
+            {id: 1, first_name: 'Jon', last_name: 'Snow', category: 1},
+            {id: 2, first_name: 'Danaerys', last_name: 'Targaryen', category: 2},
+            {id: 3, first_name: 'Aria', last_name: 'Stark', category: 1}
+          ];
+
+          $httpBackend.whenGET('/test').respond(200, datas)
+        })
+        .factory('_', function($window){
+          return $window._;
+        })
+        .service('SampleResource', function($resource){
+          return $resource('/test/:id', {id: '@id'});
+        })
+      </file>
+    </example>
     */
   .directive('xosSmartPie', function(){
     return {
@@ -42,12 +136,13 @@
       template: `
         <canvas
           class="chart chart-pie {{vm.config.classes}}"
-          chart-data="vm.data" chart-labels="vm.labels">
+          chart-data="vm.data" chart-labels="vm.labels"
+          chart-legend="{{vm.config.legend}}">
         </canvas>
       `,
       bindToController: true,
       controllerAs: 'vm',
-      controller: function($injector, _){
+      controller: function($injector, $timeout, $interval, _){
 
         this.Resource = $injector.get(this.config.resource);
 
@@ -62,13 +157,16 @@
             // group data
             let grouped = _.groupBy(res, this.config.groupBy);
             this.data = _.reduce(Object.keys(grouped), (data, group) => data.concat(grouped[group].length), []);
-
             // create labels
             this.labels = angular.isFunction(this.config.labelFormatter) ? this.config.labelFormatter(Object.keys(grouped)) : Object.keys(grouped);
           });
         }
 
         getData();
+
+        if(this.config.poll){
+          $interval(() => {getData()}, this.config.poll * 1000)
+        }
       }
     };
   });