mongolab.js

angular.module('mongolabResource', ['ngResource']).factory('$mongolabResource', ['$resource', 'API_KEY', 'DB_NAME', function ($resource, API_KEY, DB_NAME) {

  function MmongolabResourceFactory(collectionName) {

    var resource = $resource('https://api.mongolab.com/api/1/databases/' + DB_NAME + '/collections/' + collectionName + '/:id',
      { apiKey:API_KEY, id:'@_id.$oid'}, { update:{ method:'PUT' } }
    );

    resource.getById = function (id, cb, errorcb) {
      return resource.get({id:id}, cb, errorcb);
    };

    resource.prototype.update = function (cb, errorcb) {
      return resource.update({id:this._id.$oid}, angular.extend({}, this, {_id:undefined}), cb, errorcb);
    };

    resource.prototype.saveOrUpdate = function (savecb, updatecb, errorSavecb, errorUpdatecb) {
      if (this._id && this._id.$oid) {
        return this.update(updatecb, errorUpdatecb);
      } else {
        return this.$save(savecb, errorSavecb);
      }
    };

    resource.prototype.remove = function (cb, errorcb) {
      return resource.remove({id:this._id.$oid}, cb, errorcb);
    };

    resource.prototype['delete'] = function (cb, errorcb) {
      return this.remove(cb, errorcb);
    };

    return resource;
  }

  return MmongolabResourceFactory;
}]);