80 lines
3.1 KiB
JavaScript
80 lines
3.1 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define,Promise*/
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define(
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['../objects/DomainObjectImpl', 'uuid'],
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function (DomainObjectImpl, uuid) {
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'use strict';
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/**
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* Implements the `creation` capability. This allows new domain
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* objects to be instantiated.
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*
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* @constructor
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* @memberof platform/core
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* @param $injector Angular's `$injector`
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*/
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function CreationCapability($injector) {
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this.$injector = $injector;
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}
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/**
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* Alias of `capabilityService.getCapabilities`; handles lazy loading
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* of `capabilityService`, since it cannot be declared as a
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* dependency directly without creating a cycle.
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* @private
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*/
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CreationCapability.prototype.getCapabilities = function (model) {
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if (!this.capabilityService) {
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this.capabilityService =
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this.$injector.get('capabilityService');
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}
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return this.capabilityService.getCapabilities(model);
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};
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/**
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* Instantiate a new domain object with the provided model.
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*
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* This domain object will have been simply instantiated; it will not
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* have been persisted, nor will it have been added to the
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* composition of the object which exposed this capability.
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*
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* @returns {DomainObject} the new domain object
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*/
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CreationCapability.prototype.create = function (model) {
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var id = uuid(),
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capabilities = this.getCapabilities(model);
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return new DomainObjectImpl(id, model, capabilities);
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};
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/**
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* Alias of `create`.
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* @see {platform/core.CreationCapability#create}
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*/
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CreationCapability.prototype.invoke =
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CreationCapability.prototype.create;
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return CreationCapability;
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}
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);
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