403 lines
14 KiB
TypeScript

// (C) Copyright 2015 Moodle Pty Ltd.
//
// 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.
import { Component, ElementRef, OnInit, ViewChild } from '@angular/core';
import { CoreQuestionQuestionParsed } from '@features/question/services/question';
import { CoreQuestionHelper } from '@features/question/services/question-helper';
import { IonContent } from '@ionic/angular';
import { CoreNavigator } from '@services/navigator';
import { CoreDomUtils } from '@services/utils/dom';
import { CoreUtils } from '@services/utils/utils';
import { Translate } from '@singletons';
import { CoreDom } from '@singletons/dom';
import { CoreTime } from '@singletons/time';
import {
AddonModQuizNavigationModalComponent,
AddonModQuizNavigationModalReturn,
AddonModQuizNavigationQuestion,
} from '../../components/navigation-modal/navigation-modal';
import {
AddonModQuiz,
AddonModQuizAttemptWSData,
AddonModQuizCombinedReviewOptions,
AddonModQuizGetAttemptReviewResponse,
AddonModQuizProvider,
AddonModQuizQuizWSData,
AddonModQuizWSAdditionalData,
} from '../../services/quiz';
import { AddonModQuizHelper } from '../../services/quiz-helper';
import { CoreAnalytics, CoreAnalyticsEventType } from '@services/analytics';
/**
* Page that allows reviewing a quiz attempt.
*/
@Component({
selector: 'page-addon-mod-quiz-review',
templateUrl: 'review.html',
styleUrls: ['review.scss'],
})
export class AddonModQuizReviewPage implements OnInit {
@ViewChild(IonContent) content?: IonContent;
attempt?: AddonModQuizAttemptWSData; // The attempt being reviewed.
component = AddonModQuizProvider.COMPONENT; // Component to link the files to.
showAll = false; // Whether to view all questions in the same page.
numPages = 1; // Number of pages.
showCompleted = false; // Whether to show completed time.
additionalData?: AddonModQuizWSAdditionalData[]; // Additional data to display for the attempt.
loaded = false; // Whether data has been loaded.
navigation: AddonModQuizNavigationQuestion[] = []; // List of questions to navigate them.
questions: QuizQuestion[] = []; // Questions of the current page.
nextPage = -2; // Next page.
previousPage = -2; // Previous page.
readableState?: string;
readableGrade?: string;
readableMark?: string;
timeTaken?: string;
overTime?: string;
quiz?: AddonModQuizQuizWSData; // The quiz the attempt belongs to.
courseId!: number; // The course ID the quiz belongs to.
cmId!: number; // Course module id the attempt belongs to.
protected attemptId!: number; // The attempt being reviewed.
protected currentPage!: number; // The current page being reviewed.
protected options?: AddonModQuizCombinedReviewOptions; // Review options.
protected logView: () => void;
constructor(
protected elementRef: ElementRef,
) {
this.logView = CoreTime.once(() => this.performLogView(true, {
showAllDisabled: !this.showAll,
page: this.currentPage,
}));
}
/**
* @inheritdoc
*/
async ngOnInit(): Promise<void> {
try {
this.cmId = CoreNavigator.getRequiredRouteNumberParam('cmId');
this.courseId = CoreNavigator.getRequiredRouteNumberParam('courseId');
this.attemptId = CoreNavigator.getRequiredRouteNumberParam('attemptId');
this.currentPage = CoreNavigator.getRouteNumberParam('page') || -1;
this.showAll = this.currentPage == -1;
} catch (error) {
CoreDomUtils.showErrorModal(error);
CoreNavigator.back();
return;
}
try {
await this.fetchData();
} finally {
this.loaded = true;
}
}
/**
* Change the current page. If slot is supplied, try to scroll to that question.
*
* @param page Page to load. -1 means all questions in same page.
* @param slot Slot of the question to scroll to.
*/
async changePage(page: number, slot?: number): Promise<void> {
if (slot !== undefined && (this.attempt?.currentpage == -1 || page == this.currentPage)) {
// Scrol to a certain question in the current page.
this.scrollToQuestion(slot);
return;
} else if (page == this.currentPage) {
// If the user is navigating to the current page and no question specified, we do nothing.
return;
}
this.loaded = false;
this.content?.scrollToTop();
try {
await this.loadPage(page);
this.performLogView(false, { page });
} catch (error) {
CoreDomUtils.showErrorModalDefault(error, 'addon.mod_quiz.errorgetquestions', true);
} finally {
this.loaded = true;
if (slot !== undefined) {
// Scroll to the question.
this.scrollToQuestion(slot);
}
}
}
/**
* Convenience function to get the quiz data.
*
* @returns Promise resolved when done.
*/
protected async fetchData(): Promise<void> {
try {
this.quiz = await AddonModQuiz.getQuiz(this.courseId, this.cmId);
this.options = await AddonModQuiz.getCombinedReviewOptions(this.quiz.id, { cmId: this.cmId });
// Load the navigation data.
await this.loadNavigation();
// Load questions.
await this.loadPage(this.currentPage);
this.logView();
} catch (error) {
CoreDomUtils.showErrorModalDefault(error, 'addon.mod_quiz.errorgetquiz', true);
}
}
/**
* Load a page questions.
*
* @param page The page to load.
* @returns Promise resolved when done.
*/
protected async loadPage(page: number): Promise<void> {
const data = await AddonModQuiz.getAttemptReview(this.attemptId, { page, cmId: this.quiz?.coursemodule });
this.attempt = data.attempt;
this.attempt.currentpage = page;
this.currentPage = page;
// Set the summary data.
this.setSummaryCalculatedData(data);
this.questions = data.questions;
this.nextPage = page + 1;
this.previousPage = page - 1;
this.questions.forEach((question) => {
// Get the readable mark for each question.
question.readableMark = AddonModQuizHelper.getQuestionMarkFromHtml(question.html);
// Extract the question info box.
CoreQuestionHelper.extractQuestionInfoBox(question, '.info');
});
}
/**
* Load data to navigate the questions using the navigation modal.
*
* @returns Promise resolved when done.
*/
protected async loadNavigation(): Promise<void> {
// Get all questions in single page to retrieve all the questions.
const data = await AddonModQuiz.getAttemptReview(this.attemptId, { page: -1, cmId: this.quiz?.coursemodule });
this.navigation = data.questions;
this.navigation.forEach((question) => {
question.stateClass = CoreQuestionHelper.getQuestionStateClass(question.state || '');
});
const lastQuestion = data.questions[data.questions.length - 1];
this.numPages = lastQuestion ? lastQuestion.page + 1 : 0;
}
/**
* Refreshes data.
*
* @param refresher Refresher
*/
async refreshData(refresher: HTMLIonRefresherElement): Promise<void> {
const promises: Promise<void>[] = [];
promises.push(AddonModQuiz.invalidateQuizData(this.courseId));
promises.push(AddonModQuiz.invalidateAttemptReview(this.attemptId));
if (this.quiz) {
promises.push(AddonModQuiz.invalidateCombinedReviewOptionsForUser(this.quiz.id));
}
await CoreUtils.ignoreErrors(Promise.all(promises));
try {
await this.fetchData();
} finally {
refresher.complete();
}
}
/**
* Scroll to a certain question.
*
* @param slot Slot of the question to scroll to.
*/
protected scrollToQuestion(slot: number): void {
CoreDom.scrollToElement(
this.elementRef.nativeElement,
`#addon-mod_quiz-question-${slot}`,
);
}
/**
* Calculate review summary data.
*
* @param data Result of getAttemptReview.
*/
protected setSummaryCalculatedData(data: AddonModQuizGetAttemptReviewResponse): void {
if (!this.attempt || !this.quiz) {
return;
}
this.readableState = AddonModQuiz.getAttemptReadableStateName(this.attempt.state ?? '');
if (this.attempt.state != AddonModQuizProvider.ATTEMPT_FINISHED) {
return;
}
this.showCompleted = true;
this.additionalData = data.additionaldata;
const timeTaken = (this.attempt.timefinish || 0) - (this.attempt.timestart || 0);
if (timeTaken > 0) {
// Format time taken.
this.timeTaken = CoreTime.formatTime(timeTaken);
// Calculate overdue time.
if (this.quiz.timelimit && timeTaken > this.quiz.timelimit + 60) {
this.overTime = CoreTime.formatTime(timeTaken - this.quiz.timelimit);
}
} else {
this.timeTaken = undefined;
}
// Treat grade.
if (this.options && this.options.someoptions.marks >= AddonModQuizProvider.QUESTION_OPTIONS_MARK_AND_MAX &&
AddonModQuiz.quizHasGrades(this.quiz)) {
if (data.grade === null || data.grade === undefined) {
this.readableGrade = AddonModQuiz.formatGrade(data.grade, this.quiz.decimalpoints);
} else {
// Show raw marks only if they are different from the grade (like on the entry page).
if (this.quiz.grade != this.quiz.sumgrades) {
this.readableMark = Translate.instant('addon.mod_quiz.outofshort', { $a: {
grade: AddonModQuiz.formatGrade(this.attempt.sumgrades, this.quiz.decimalpoints),
maxgrade: AddonModQuiz.formatGrade(this.quiz.sumgrades, this.quiz.decimalpoints),
} });
}
// Now the scaled grade.
const gradeObject: Record<string, unknown> = {
grade: AddonModQuiz.formatGrade(Number(data.grade), this.quiz.decimalpoints),
maxgrade: AddonModQuiz.formatGrade(this.quiz.grade, this.quiz.decimalpoints),
};
if (this.quiz.grade != 100) {
gradeObject.percent = AddonModQuiz.formatGrade(
(this.attempt.sumgrades ?? 0) * 100 / (this.quiz.sumgrades ?? 1),
this.quiz.decimalpoints,
);
this.readableGrade = Translate.instant('addon.mod_quiz.outofpercent', { $a: gradeObject });
} else {
this.readableGrade = Translate.instant('addon.mod_quiz.outof', { $a: gradeObject });
}
}
}
// Treat additional data.
this.additionalData.forEach((data) => {
// Remove help links from additional data.
data.content = CoreDomUtils.removeElementFromHtml(data.content, '.helptooltip');
});
}
/**
* Switch mode: all questions in same page OR one page at a time.
*/
async switchMode(): Promise<void> {
this.showAll = !this.showAll;
// Load all questions or first page, depending on the mode.
await this.loadPage(this.showAll ? -1 : 0);
this.performLogView(false, { showAllDisabled: !this.showAll });
}
async openNavigation(): Promise<void> {
// Create the navigation modal.
const modalData = await CoreDomUtils.openSideModal<AddonModQuizNavigationModalReturn>({
component: AddonModQuizNavigationModalComponent,
componentProps: {
navigation: this.navigation,
summaryShown: false,
currentPage: this.attempt?.currentpage,
isReview: true,
isSequential: this.quiz && AddonModQuiz.isNavigationSequential(this.quiz),
},
});
if (!modalData) {
return;
}
this.changePage(modalData.page, modalData.slot);
}
/**
* Perform log view.
*
* @param logInLMS Whether to log in LMS too or only in analytics.
* @param options Other options.
*/
protected async performLogView(logInLMS = false, options: LogViewOptions = {}): Promise<void> {
if (!this.quiz) {
return;
}
if (logInLMS) {
await CoreUtils.ignoreErrors(AddonModQuiz.logViewAttemptReview(this.attemptId, this.quiz.id));
}
let url = `/mod/quiz/review.php?attempt=${this.attemptId}&cmid=${this.cmId}`;
if (options.showAllDisabled) {
url += '&showall=0';
} else if (options.page && options.page > 0) {
url += `&page=${ options.page}`;
}
CoreAnalytics.logEvent({
type: CoreAnalyticsEventType.VIEW_ITEM,
ws: 'mod_quiz_view_attempt_review',
name: this.quiz.name,
data: { id: this.attemptId, quizid: this.quiz.id, page: options.page, category: 'quiz' },
url: url,
});
}
}
/**
* Question with some calculated data for the view.
*/
type QuizQuestion = CoreQuestionQuestionParsed & {
readableMark?: string;
};
type LogViewOptions = {
page?: number; // Page being viewed (if viewing pages);
showAllDisabled?: boolean; // Whether the showAll option has just been disabled.
};