feat (container): remember selection when refreshing a list view (#151) (#567)

app/components/containers/containersController.js

@@ -1,6 +1,6 @@
 angular.module('containers', [])
-.controller('ContainersController', ['$scope', '$filter', 'Container', 'ContainerHelper', 'Info', 'Settings', 'Messages', 'Config', 'Pagination',
-function ($scope, $filter, Container, ContainerHelper, Info, Settings, Messages, Config, Pagination) {
+.controller('ContainersController', ['$scope', '$filter', 'Container', 'ContainerHelper', 'Info', 'Settings', 'Messages', 'Config', 'Pagination', 'EntityListService',
+function ($scope, $filter, Container, ContainerHelper, Info, Settings, Messages, Config, Pagination, EntityListService) {
   $scope.state = {};
   $scope.state.pagination_count = Pagination.getPaginationCount('containers');
   $scope.state.displayAll = Settings.displayAll;
@@ -29,6 +29,10 @@ function ($scope, $filter, Container, ContainerHelper, Info, Settings, Messages,
         var model = new ContainerViewModel(container);
         model.Status = $filter('containerstatus')(model.Status);
 
+        EntityListService.rememberPreviousSelection($scope.containers, model, function onSelect(model){
+          $scope.selectItem(model);
+        });
+
         if (model.IP) {
           $scope.state.displayIP = true;
         }

app/services/entityListService.js

@@ -0,0 +1,15 @@
+angular.module('portainer.services')
+.factory('EntityListService', [function EntityListServiceFactory() {
+  'use strict';
+  return {
+    rememberPreviousSelection: function(oldContainerList, model, onSelectCallback) {
+      var oldModel = _.find(oldContainerList, function(item){
+        return item.Id === model.Id;
+      });
+      if (oldModel && oldModel.Checked) {
+        model.Checked = true;
+        onSelectCallback(model);
+      }
+    }
+  };
+}]);