158 lines
4.7 KiB
JavaScript
158 lines
4.7 KiB
JavaScript
/*
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* (c) Copyright 2016 Hewlett Packard Enterprise Development LP
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* 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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*
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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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function() {
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"use strict";
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angular.module('horizon.app.core.images')
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.factory('horizon.app.core.images.service', imageService);
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imageService.$inject = [
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'$filter',
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'horizon.app.core.openstack-service-api.glance',
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'horizon.app.core.openstack-service-api.userSession',
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'horizon.app.core.images.transitional-statuses'
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];
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/*
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* @ngdoc factory
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* @name horizon.app.core.images.service
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*
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* @description
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* This service provides functions that are used through the Images
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* features. These are primarily used in the module registrations
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* but do not need to be restricted to such use. Each exposed function
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* is documented below.
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*/
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function imageService($filter, glance, userSession, transitionalStatuses) {
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var version;
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return {
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getDetailsPath: getDetailsPath,
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getImagePromise: getImagePromise,
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getImagesPromise: getImagesPromise,
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imageType: imageType,
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isInTransition: isInTransition
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};
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/*
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* @ngdoc function
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* @name getDetailsPath
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* @param item {Object} - The image object
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* @description
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* Given an Image object, returns the relative path to the details
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* view.
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*/
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function getDetailsPath(item) {
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return 'project/ngdetails/OS::Glance::Image/' + item.id;
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}
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/*
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* @ngdoc function
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* @name imageType
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* @param item {Object} - The image object
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* @description
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* Given an Image object, returns a name describing the type of image,
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* either an 'Image' or a 'Snapshot' type.
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*/
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function imageType(item) {
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if (null !== item &&
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angular.isDefined(item) &&
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angular.isDefined(item.properties) &&
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item.properties.image_type === 'snapshot') {
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return gettext('Snapshot');
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} else {
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return gettext('Image');
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}
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}
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/**
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* @ngdoc function
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* @name isInTransition
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* @param item {object} - The image object
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* @description
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* Given an Image object, returns a boolean representing whether the image
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* is in a transitional state.
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* @returns {boolean}
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*/
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function isInTransition(item) {
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if (item && angular.isString(item.status)) {
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return transitionalStatuses.indexOf(item.status.toLowerCase()) > -1;
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}
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return false;
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}
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/*
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* @ngdoc function
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* @name getImagesPromise
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* @description
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* Given filter/query parameters, returns a promise for the matching
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* images. This is used in displaying lists of Images. In this case,
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* we need to modify the API's response by adding a composite value called
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* 'trackBy' to assist the display mechanism when updating rows.
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*/
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function getImagesPromise(params) {
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var projectId;
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return userSession.get().then(getImages);
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function getImages(userSession) {
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glance.getVersion().then(setVersion);
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projectId = userSession.project_id;
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return glance.getImages(params).then(modifyResponse);
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}
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function modifyResponse(response) {
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return {data: {items: response.data.items.map(modifyImage)}};
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function modifyImage(image) {
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image.trackBy = image.id + image.updated_at;
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image.apiVersion = version;
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image.visibility = $filter('imageVisibility')(image, projectId);
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image.name = image.name || image.id;
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return image;
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}
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}
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}
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/*
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* @ngdoc function
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* @name getImagePromise
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* @description
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* Given an id, returns a promise for the image data.
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*/
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function getImagePromise(identifier) {
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glance.getVersion().then(setVersion);
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return glance.getImage(identifier).then(modifyResponse);
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function modifyResponse(response) {
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response.data.apiVersion = version;
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return {data: response.data};
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}
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}
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/*
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* @ngdoc function
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* @name setVersion
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* @description
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* Set the image api version so it can be used in decisions about how to
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* display information later.
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*/
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function setVersion(response) {
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version = response.data.version;
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}
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}
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})();
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