115 lines
4.0 KiB
TypeScript
115 lines
4.0 KiB
TypeScript
// (C) Copyright 2015 Moodle Pty Ltd.
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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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import { Injectable } from '@angular/core';
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import { CoreCourseActivityPrefetchHandlerBase } from '@features/course/classes/activity-prefetch-handler';
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import { CoreCourseAnyModuleData } from '@features/course/services/course';
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import { CoreFilepool } from '@services/filepool';
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import { CoreSitesReadingStrategy } from '@services/sites';
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import { CoreUtils } from '@services/utils/utils';
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import { CoreWSFile } from '@services/ws';
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import { makeSingleton } from '@singletons';
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import { AddonModSurvey, AddonModSurveyProvider } from '../survey';
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import { AddonModSurveySync, AddonModSurveySyncResult } from '../survey-sync';
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/**
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* Handler to prefetch surveys.
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*/
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@Injectable( { providedIn: 'root' })
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export class AddonModSurveyPrefetchHandlerService extends CoreCourseActivityPrefetchHandlerBase {
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name = 'AddonModSurvey';
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modName = 'survey';
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component = AddonModSurveyProvider.COMPONENT;
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updatesNames = /^configuration$|^.*files$|^answers$/;
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/**
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* @inheritdoc
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*/
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async getIntroFiles(module: CoreCourseAnyModuleData, courseId: number): Promise<CoreWSFile[]> {
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const survey = await CoreUtils.ignoreErrors(AddonModSurvey.getSurvey(courseId, module.id));
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return this.getIntroFilesFromInstance(module, survey);
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}
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/**
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* @inheritdoc
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*/
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async invalidateContent(moduleId: number, courseId: number): Promise<void> {
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return AddonModSurvey.invalidateContent(moduleId, courseId);
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}
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/**
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* @inheritdoc
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*/
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async invalidateModule(module: CoreCourseAnyModuleData, courseId: number): Promise<void> {
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await AddonModSurvey.invalidateSurveyData(courseId);
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}
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/**
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* @inheritdoc
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*/
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async isEnabled(): Promise<boolean> {
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return true;
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}
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/**
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* @inheritdoc
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*/
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prefetch(module: CoreCourseAnyModuleData, courseId: number): Promise<void> {
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return this.prefetchPackage(module, courseId, this.prefetchSurvey.bind(this, module, courseId));
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}
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/**
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* Prefetch a survey.
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*
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* @param module Module.
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* @param courseId Course ID the module belongs to.
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* @param siteId SiteId or current site.
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* @return Promise resolved when done.
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*/
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protected async prefetchSurvey(module: CoreCourseAnyModuleData, courseId: number, siteId: string): Promise<void> {
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const survey = await AddonModSurvey.getSurvey(courseId, module.id, {
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readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
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siteId,
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});
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const promises: Promise<unknown>[] = [];
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const files = this.getIntroFilesFromInstance(module, survey);
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// Prefetch files.
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promises.push(CoreFilepool.addFilesToQueue(siteId, files, AddonModSurveyProvider.COMPONENT, module.id));
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// If survey isn't answered, prefetch the questions.
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if (!survey.surveydone) {
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promises.push(AddonModSurvey.getQuestions(survey.id, {
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cmId: module.id,
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readingStrategy: CoreSitesReadingStrategy.ONLY_NETWORK,
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siteId,
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}));
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}
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await Promise.all(promises);
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}
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/**
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* @inheritdoc
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*/
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sync(module: CoreCourseAnyModuleData, courseId: number, siteId?: string): Promise<AddonModSurveySyncResult> {
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return AddonModSurveySync.syncSurvey(module.instance!, undefined, siteId);
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}
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}
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export const AddonModSurveyPrefetchHandler = makeSingleton(AddonModSurveyPrefetchHandlerService);
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