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89 lines
3.3 KiB
89 lines
3.3 KiB
// -- copyright
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// OpenProject is a project management system.
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// Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License version 3.
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//
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// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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// Copyright (C) 2006-2013 Jean-Philippe Lang
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// Copyright (C) 2010-2013 the ChiliProject Team
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// See doc/COPYRIGHT.rdoc for more details.
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// ++
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import {opWorkPackagesModule} from "../../angular-modules";
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import {State} from "reactivestates";
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import {Observable, Subject} from "rxjs";
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import {WorkPackageResource} from "../api/api-v3/hal-resources/work-package-resource.service";
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import {ApiWorkPackagesService} from "../api/api-work-packages/api-work-packages.service";
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import {States} from "../states.service";
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import { WorkPackageNotificationService } from "./../wp-edit/wp-notification.service";
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import { SchemaResource } from "../api/api-v3/hal-resources/schema-resource.service";
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import IScope = angular.IScope;
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import IPromise = angular.IPromise;
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import {WorkPackageResourceInterface} from "core-components/api/api-v3/hal-resources/work-package-resource.service";
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export class SchemaCacheService {
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/*@ngInject*/
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constructor(private states:States, private $q:ng.IQService) {
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}
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/**
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* Ensure the given schema identified by its href is currently loaded.
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* @param href The schema's href.
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* @return A promise with the loaded schema.
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*/
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ensureLoaded(workPackage:WorkPackageResourceInterface):PromiseLike<any> {
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const state = this.state(workPackage);
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if (state.hasValue()) {
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return this.$q.when(state.value);
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} else {
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return this.load(workPackage).valuesPromise();
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}
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}
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/**
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* Get the associated schema state of the work package
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* without initializing a new resource.
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*/
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state(workPackage:WorkPackageResourceInterface) {
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const schema = workPackage.$links.schema;
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return this.states.schemas.get(schema.href!);
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}
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/**
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* Load the associated schema for the given work package, if needed.
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*/
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load(workPackage:WorkPackageResourceInterface, forceUpdate = false):State<SchemaResource> {
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const state = this.state(workPackage);
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if (forceUpdate) {
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state.clear();
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}
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state.putFromPromiseIfPristine(() => {
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const resource = workPackage.createLinkedResource('schema', workPackage.$links.schema.$link);
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return resource.$load() as any;
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});
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return state;
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}
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}
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opWorkPackagesModule.service('schemaCacheService', SchemaCacheService);
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