portainer/app/extensions/storidge/services/nodeService.js

import { StoridgeNodeModel, StoridgeNodeDetailedModel } from '../models/node';

angular.module('extension.storidge')
.factory('StoridgeNodeService', ['$q', 'Storidge', function StoridgeNodeServiceFactory($q, Storidge) {
  'use strict';
  var service = {};

  service.nodes = function() {
    var deferred = $q.defer();

    Storidge.queryNodes().$promise
    .then(function success(data) {
      var nodeData = data.nodes;
      var nodes = [];

      for (var key in nodeData) {
        if (nodeData.hasOwnProperty(key)) {
          nodes.push(new StoridgeNodeModel(key, nodeData[key]));
        }
      }

      deferred.resolve(nodes);
    })
    .catch(function error(err) {
      deferred.reject({ msg: 'Unable to retrieve Storidge nodes', err: err });
    });

    return deferred.promise;
  };

  service.node = function (id) {
    var deferred = $q.defer();

    Storidge.getNode({id:id}).$promise
    .then(function success(data) {
      var node = new StoridgeNodeDetailedModel(data.name, data.properties);
      deferred.resolve(node);
    })
    .catch(function error(err) {
      deferred.reject({ msg: 'Unable to retrieve Storidge node', err: err });
    });

    return deferred.promise;
  };

  service.add = function () {
    return Storidge.addNode().$promise;
  };

  service.cordon = function (id) {
    return Storidge.cordonNode({id: id}).$promise;
  };

  service.uncordon = function (id) {
    return Storidge.uncordonNode({id: id}).$promise;
  };

  service.remove = function (id) {
    return Storidge.removeNode({id:id}).$promise;
  };

  return service;
}]);