// Copyright 2015, Google, Inc.

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

'use strict';

module.exports = {

deleteEntities: function (datastore, query, callback) {

datastore.runQuery(query, function (err, entities) {

if (err) {

return callback(err);

}

var keys = entities.map(function (entity) {

return entity.key;

});

datastore.delete(keys, callback);

});

}

};