Ross
1771 lines
52 KiB
JavaScript
1771 lines
52 KiB
JavaScript
/* global Dexie, cornerstone, cornerstoneTools, cornerstoneBase64ImageLoader, cornerstoneWebImageLoader, cornerstoneWADOImageLoader */
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import * as helper from "./helpers.js";
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import * as viewer from "./viewer.js";
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// const { v4: uuidv4 } = require('uuid');
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// cid = null;
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window.aid = null;
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window.cid = 1234;
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window.eid = 5678;
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window.exam_mode = false;
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window.packet_list = [];
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window.packet_name = null;
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window.questions = null;
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window.question_order = [];
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window.number_of_questions = null;
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window.question_type = null;
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window.loaded_question = null;
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window.review = false;
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window.exam_time = 60;
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window.date_started = null;
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window.score = 0;
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window.allow_self_marking = true;
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window.timer = null;
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//window.dfile = null;
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retrievePacketList();
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/**
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* Retrieves a list of available packets via JSON ajax requests
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* Will initially try /packets/ (for example if index.php generates the list)
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* and then fallback to packets.json
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*/
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function retrievePacketList() {
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$.getJSON("packets/", function (data) {
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loadPacketList(data);
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})
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.done(function () {})
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.fail(function () {
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$.getJSON("packets/packets.json", function (data) {
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loadPacketList(data);
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}).fail(function (jqXHR, textStatus, errorThrown) {
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console.log(jqXHR);
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console.log(textStatus);
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console.log(errorThrown);
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console.log("No packet list available");
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showLoginDialog();
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});
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})
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.always(function () {});
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}
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/**
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* Generate a list of the packets that are available to be loaded
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*
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* @param {JSON} data - json containing available packets
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*/
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async function loadPacketList(data) {
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let sessions = await window.db.session.toArray().catch(function (error) {
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console.log("Error loading session", error);
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$("#database-error").text(
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"Error loading the database, schema has probably changed and needs updating. You will probably need to delete the local database."
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);
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let delete_button = $("<button>Delete local database</button>").click(
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() => {
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window.indexedDB.deleteDatabase("answers_database");
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location.reload();
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}
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);
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$("#database-error").append(delete_button);
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$("#database-error").show();
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});
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// db.session
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// .where("packet")
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// .equals()
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let packets_started = [];
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let packets_completed = [];
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sessions.forEach((s) => {
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if (s.status == "active") {
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packets_started.push(s.packet);
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} else {
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packets_completed.push(s.packet);
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}
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});
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window.packet_list = data.packets;
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window.packet_list.forEach(function (packet) {
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let c = "";
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if (packets_started.indexOf(packet) > -1) {
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c = " session-started";
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}
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if (packets_completed.indexOf(packet) > -1) {
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c = " session-completed";
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}
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$("#packet-list").append(
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$(`<div class='packet-button${c}' title='Load packet'></div>`)
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.text(packet)
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.click(function () {
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loadPacketFromAjax("packets/" + packet);
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})
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.append(
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$(
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`<div class='save-button' title='Download packet for offline use (or to save bandwidth)'><a href='packets/${packet}' download='${packet}'>💾</a></div>`
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).click(function () {
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console.log("packets/" + packet);
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event.stopPropagation();
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})
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)
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);
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});
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$("#options-panel").show();
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}
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/**
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* Loads the requisite packet into the quiz system
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* @param {string} path - relative path to the packet json file
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*/
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function loadPacketFromAjax(path) {
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console.log("loading packet from " + path);
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$("#progress").html(`Requesting packet: ${path}`);
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$.ajax({
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dataType: "json",
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url: path,
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progress: function (e) {
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if (e.lengthComputable) {
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var completedPercentage = Math.round((e.loaded * 100) / e.total);
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$("#progress").html(
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`${completedPercentage}%<br/>${helper.formatBytes(e.total)}`
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);
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}
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},
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})
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.done(function (data) {
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setUpPacket(data, path.split("/").pop());
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$("#options-panel").hide();
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})
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.fail(function () {
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console.log("Unable to load packet at: " + path);
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});
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}
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/**
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* Build the currently loaded quiz
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*/
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function setUpQuestions(load_previous) {
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if (window.questions == undefined) {
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return;
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}
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// Set an order for the questions
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if (!load_previous) {
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window.question_order = [];
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Object.keys(window.questions).forEach(function (e) {
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window.question_order.push(e);
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// Make sure answers are arrays
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if (!Array.isArray(window.questions[e]["answers"])) {
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window.questions[e]["answers"] = [window.questions[e]["answers"]];
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}
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});
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window.question_order = helper.shuffleArray(window.question_order);
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}
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window.number_of_questions = Object.keys(window.questions).length;
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window.review = false;
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// Horrible way to get type of questions
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// We assume they are all of the same type....
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window.question_type =
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window.questions[Object.keys(window.questions)[0]].type;
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if (window.exam_mode) {
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$("#options-button, #review-overlay-button").hide();
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} else {
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$("#submit-button").hide();
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}
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loadQuestion(0, 1, true);
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createQuestionListPanel();
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console.log(window.question_type);
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if (!load_previous) {
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if (window.question_type == "rapid") {
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window.exam_time = 35 * 60;
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} else if (window.question_type == "anatomy") {
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window.exam_time = 90 * 60;
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} else if (window.question_type == "long") {
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window.exam_time = 75 * 60;
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}
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}
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$("#exam-time")
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.val(window.exam_time / 60)
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.change(() => {
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window.exam_time = $("#exam-time").val() * 60;
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});
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$("#start-dialog").modal();
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}
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// Set up cornerstone (the dicom viewer)
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cornerstoneBase64ImageLoader.external.cornerstone = cornerstone;
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cornerstoneWebImageLoader.external.cornerstone = cornerstone;
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// cornerstoneWebImageLoader.configure({
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// beforeSend: function(xhr) {
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// // Add custom headers here (e.g. auth tokens)
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// //xhr.setRequestHeader('x-auth-token', 'my auth token');
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// }
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// });
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cornerstoneWADOImageLoader.external.cornerstone = cornerstone;
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// cornerstoneWADOImageLoader.configure({
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// beforeSend: function(xhr) {
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// // Add custom headers here (e.g. auth tokens)
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// //xhr.setRequestHeader('APIKEY', 'my auth token');
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// }
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// });
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cornerstoneTools.init();
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// Set up database
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const db = new Dexie("answers_database");
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db.version(1).stores({
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answers: "[aid+cid+eid+qid+qidn], [aid+cid+eid], qid, ans",
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flags: "[aid+cid+eid+qid+qidn], [aid+cid+eid], qid",
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user_answers: "qid, ans",
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session:
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"[packet+aid], packet, aid, status, date, score, max_score, exam_time, time_left, question_order, questions_answered, total_questions",
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});
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window.db = db;
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/**
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* Parse the packet and extract metadata (if it exists)
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* Will then call setUpQuestions() to load the packet
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* @param {JSON} data
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*/
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function setUpPacket(data, packet_name) {
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// Load the exam name from the json packet (if it exists)
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if (data.hasOwnProperty("exam_name")) {
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packet_name = data.exam_name;
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}
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$(".exam-name").text("Exam: " + packet_name);
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window.packet_name = packet_name;
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if (data.hasOwnProperty("eid")) {
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window.eid = data.eid;
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}
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if (data.hasOwnProperty("type")) {
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window.question_type = data.type;
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}
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if (data.hasOwnProperty("exam_mode")) {
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window.exam_mode = data.exam_mode;
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}
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if (data.hasOwnProperty("questions")) {
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window.questions = data.questions;
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} else {
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window.questions = data;
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}
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// Either continue session or create a new one
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db.session
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// .where("status")
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// .equals("active")
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.where("[packet+aid]")
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.between(
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[window.packet_name, Dexie.minKey],
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[window.packet_name, Dexie.maxKey]
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)
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.toArray()
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.then((sessions) => {
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console.log("sessions", sessions);
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// let active_sessions = [];
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// sessions.forEach((s) => {
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// if (s.status == "active") {
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// active_sessions.push(s);
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// }
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// });
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let load_previous = false;
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// Start new session
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if (sessions.length < 1) {
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window.aid = uuidv4();
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window.date_started = Date.now();
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} else {
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let text = "Select session to continue (leave blank to create new):";
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console.log(sessions.date);
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for (let i = 0; i < sessions.length; i++) {
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let d = new Date(sessions[i].date);
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let formatted_date =
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d.getFullYear() +
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"-" +
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(d.getMonth() + 1) +
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"-" +
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d.getDate() +
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" " +
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d.getHours() +
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":" +
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d.getMinutes() +
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":" +
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d.getSeconds();
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if (sessions[i].status == "active") {
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text = text + `\r${i}: ${formatted_date} [In progress]`;
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} else {
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text =
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text +
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`\r${i}: ${formatted_date} [Complete - score ${sessions[i].score}/${sessions[i].max_score}]`;
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}
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}
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let s = prompt(text, "0");
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if (s != null && s != "") {
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load_previous = true;
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window.aid = sessions[parseInt(s)].aid;
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window.date_started = sessions[parseInt(s)].date;
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let time_left = sessions[parseInt(s)].time_left;
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window.exam_time = time_left;
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window.question_order = sessions[parseInt(s)].question_order;
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if (sessions[parseInt(s)].status == "complete") {
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window.review = true;
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}
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} else {
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// If cancel is pressed or input is blank
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window.aid = uuidv4();
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window.date_started = Date.now();
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console.log("new date", window.date_started);
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}
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}
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setUpQuestions(load_previous);
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});
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}
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/**
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* Loads a specific question
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* @param {number} n - Question number to load
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* @param {number} section - Question section to focus
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* @param {boolean} force_reload - Force question to be reloaded if already loaded
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*/
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function loadQuestion(n, section = 1, force_reload = false) {
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const aid = window.aid;
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const cid = window.cid;
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const eid = window.eid;
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// Make sure we have an integer
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n = parseInt(n);
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console.log(n);
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const qid = window.question_order[n];
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console.log("qid", qid);
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const current_question = window.questions[qid];
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console.log("N=", n, section, current_question);
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if (n == window.loaded_question && force_reload == false) {
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// Question already loaded
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setFocus(section);
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return;
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}
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window.loaded_question = n;
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// Set up question navigation
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$(".navigation[value='next']").off();
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$(".navigation[value='previous']").off();
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if (n == 0) {
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$(".navigation[value='previous']").attr("disabled", "disabled");
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} else {
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$(".navigation[value='previous']")
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.removeAttr("disabled")
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.click(function () {
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loadQuestion(n - 1);
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});
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}
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if (n == window.number_of_questions - 1) {
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$(".navigation[value='next']").attr("disabled", "disabled");
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} else {
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$(".navigation[value='next']")
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.removeAttr("disabled")
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.click(function () {
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loadQuestion(n + 1);
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});
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}
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const display_n = n + 1;
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if (current_question.title) {
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$(".question .title").get(0).innerHTML =
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'<span style="font-weight:700;">' +
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display_n +
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"</span> " +
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current_question.title;
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} else {
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$(".question .title").get(0).innerHTML =
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'<span style="font-weight:700;">' + display_n + "</span>";
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}
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// Close any open figures
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let el = document.getElementById("dicom-image");
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if (el != undefined) {
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cornerstone.disable(el);
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$(".canvas-panel").remove();
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}
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// Remove feedback images
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$(".feedback-image").remove();
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// Set up thumbnails
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const thumbnails = $(".thumbs");
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// Why are we checking this?
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if (thumbnails) {
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thumbnails.empty();
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// TODO: figure captions (need to extend base json)
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current_question.images.forEach(function createThumbnail(image, id) {
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// For thumbnails we only want a single image
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if (Array.isArray(image)) {
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image = image[0]; // Do we want the middle image?
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}
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thumbnails.append(
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'<div class="figure" id="figure-' +
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id +
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'"><div class="figcaption">...</div></div>'
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);
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// const thumbnail = $(".figure .thumbnail").get(id);
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// cornerstone.enable(thumbnail)
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// based_img = current_question.images[id];
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const based_img = image;
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// based (image) data url, just load the image directly
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if (based_img.startsWith("data:image/")) {
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const img = $("<img />", {
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src: based_img,
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id: "thumb-" + id,
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class: "thumbnail",
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title: "Click on the thumbnail to view and manipulate the image.",
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draggable: "false",
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style: "height: 100px;",
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});
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$("#figure-" + id).append(img);
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// otherwise try to load it as a dicom
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} else {
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// convert the data url to a file
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helper
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.urltoFile(based_img, "dicom", "application/dicom")
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.then(function (dfile) {
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// load the file using cornerstoneWADO file loader
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const imageId = cornerstoneWADOImageLoader.wadouri.fileManager.add(
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dfile
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);
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cornerstone.loadAndCacheImage(imageId).then(function (image) {
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const img = $("<div></div>").get(0);
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img.id = "thumb-" + id;
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img.class = "thumbnail";
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img.title =
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"Click on the thumbnail to view and manipulate the image.";
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img.draggable = "false";
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img.style = "height: 100px; width: 100px";
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$("#figure-" + id).append(img);
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const element = document.getElementById("thumb-" + id);
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cornerstone.enable(element);
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cornerstone.displayImage(element, image);
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cornerstone.resize(element);
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}); // .catch( function(error) {
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});
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}
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});
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}
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$(".thumbs .figure").each(function handleThumbnailClicks(id, thumbnail) {
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thumbnail.onclick = function (event) {
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viewer.openMainImage(current_question, event, this);
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};
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});
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// Answer setup
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const ap = $(".answer-panel");
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ap.empty();
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switch (current_question.type) {
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case "rapid": {
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ap.append(
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'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
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display_n +
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'.1</span><span style="flex:1">Case normal/abnormal</span><button class="flag" data-qid="' +
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n +
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'" data-qidn=1 style="margin-right:0">⚐</button></p></div><select class="rapid-option-answer" id="rapid-option" data-answer-section-qidn=1><option selected="selected" disabled="disabled" id="rapid-option-not-answered">--- Not Answered ---</option><option>Abnormal</option><option>Normal</option></select></div>'
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);
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ap.append(
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'<div class="answer-item" id="rapid-text" style="display: none;"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
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display_n +
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'.2</span><span style="flex:1">Reason</span><button class="flag" data-qid="' +
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n +
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'" data-qidn=2 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" name="Reason" data-answer-section-qidn=2 style="overflow: hidden scroll; overflow-wrap: break-word;"></textarea></div>'
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);
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// Handle changing display of optional answer fields and saving of data
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$("#rapid-option").change(function (evt) {
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if (evt.target.value == "Abnormal") {
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$("#rapid-text").css("display", "block");
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} else {
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$("#rapid-text").css("display", "none");
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}
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db.answers.put({
|
|
aid: aid,
|
|
cid: cid,
|
|
eid: eid,
|
|
qid: qid,
|
|
qidn: "1",
|
|
ans: evt.target.value,
|
|
});
|
|
saveSession();
|
|
updateQuestionListPanel();
|
|
});
|
|
|
|
// Save long answers on textchange
|
|
$(".long-answer").change(function (evt) {
|
|
// ignore blank text and delete any stored value
|
|
if (evt.target.value.length < 1) {
|
|
db.answers.delete([aid, cid, eid, qid, "2"]);
|
|
$(
|
|
"#question-list-item-" + window.question_order.indexOf(qid) + "-2"
|
|
).removeClass("question-saved-localdb");
|
|
return;
|
|
}
|
|
// db.answers.put({aid: [cid, eid, qidn], ans: evt.target.value});
|
|
db.answers.put({
|
|
aid: aid,
|
|
cid: cid,
|
|
eid: eid,
|
|
qid: qid,
|
|
qidn: "2",
|
|
ans: evt.target.value,
|
|
});
|
|
|
|
$(
|
|
"#question-list-item-" + window.question_order.indexOf(qid) + "-2"
|
|
).addClass("question-saved-localdb");
|
|
|
|
saveSession();
|
|
updateQuestionListPanel();
|
|
});
|
|
|
|
// We chain our db requests as we can only check answers once
|
|
// they have been loaded (should probably use then or after)
|
|
|
|
db.answers
|
|
.get({ aid: aid, cid: cid, eid: eid, qid: qid, qidn: "1" })
|
|
.then(function (answer) {
|
|
if (answer != undefined) {
|
|
$("#rapid-option option:contains(" + answer.ans + ")").prop(
|
|
"selected",
|
|
true
|
|
);
|
|
// For some reason a change event is not fired...
|
|
if (answer.ans == "Abnormal") {
|
|
$("#rapid-text").css("display", "block");
|
|
}
|
|
$("#rapid-option-not-answered").remove();
|
|
}
|
|
})
|
|
.catch(function (error) {
|
|
console.log("DB", cid, eid, qid);
|
|
console.log("error-", error);
|
|
})
|
|
.then(
|
|
db.answers
|
|
.get({ aid: aid, cid: cid, eid: eid, qid: qid, qidn: "2" })
|
|
.then(function (answer) {
|
|
if (answer != undefined) {
|
|
console.log(answer);
|
|
$(".long-answer").text(answer.ans);
|
|
}
|
|
markAnswer(qid, current_question);
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error-", error);
|
|
})
|
|
);
|
|
|
|
addFlagEvents();
|
|
loadFlagsFromDb(qid, "1");
|
|
loadFlagsFromDb(qid, "2");
|
|
|
|
break;
|
|
}
|
|
case "anatomy": {
|
|
ap.append(
|
|
'<div class="answer-item" id="anatomy-text"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.1</span><span style="flex:1">' +
|
|
current_question.question +
|
|
'</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=1 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" name="Reason" data-answer-section-qidn=1 style="overflow: hidden scroll; overflow-wrap: break-word;"></textarea></div>'
|
|
);
|
|
|
|
$(".long-answer").change(function (evt) {
|
|
// ignore blank text and delete any stored value
|
|
if (evt.target.value.length < 1) {
|
|
db.answers.delete([aid, cid, eid, qid, "1"]);
|
|
$(
|
|
"#question-list-item-" + window.question_order.indexOf(qid) + "-1"
|
|
).removeClass("question-saved-localdb");
|
|
return;
|
|
}
|
|
// db.answers.put({aid: [cid, eid, qidn], ans: evt.target.value});
|
|
db.answers.put({
|
|
aid: aid,
|
|
cid: cid,
|
|
eid: eid,
|
|
qid: qid,
|
|
qidn: "1",
|
|
ans: evt.target.value,
|
|
});
|
|
|
|
$(
|
|
"#question-list-item-" + window.question_order.indexOf(qid) + "-1"
|
|
).addClass("question-saved-localdb");
|
|
saveSession();
|
|
updateQuestionListPanel();
|
|
});
|
|
|
|
db.answers
|
|
.get({ aid: aid, cid: cid, eid: eid, qid: qid, qidn: "1" })
|
|
.then(function (answer) {
|
|
if (answer != undefined) {
|
|
$(".long-answer").text(answer.ans);
|
|
}
|
|
markAnswer(qid, current_question);
|
|
})
|
|
.catch(function (error) {
|
|
console.log(error);
|
|
});
|
|
|
|
addFlagEvents();
|
|
loadFlagsFromDb(qid, "1");
|
|
|
|
break;
|
|
}
|
|
|
|
case "long": {
|
|
ap.append(
|
|
'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.1</span><span style="flex:1">Observations</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=1 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" data-qidn=1 data-answer-section-qidn=1 name="Observations" style="overflow-x: hidden; overflow-wrap: break-word; height: 80px;"></textarea></div>'
|
|
);
|
|
ap.append(
|
|
'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.2</span><span style="flex:1">Interpretation</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=2 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" data-qidn=2 data-answer-section-qidn=2 name="Interpretation" style="overflow-x: hidden; overflow-wrap: break-word; , trueheight: 80px;"></textarea></div>'
|
|
);
|
|
ap.append(
|
|
'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.3</span><span style="flex:1">Principal Diagnosis</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=3 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" data-qidn=3 data-answer-section-qidn=3 name="Principal Diagnosis" style="overflow-x: hidden; overflow-wrap: break-word; height: 80px;"></textarea></div>'
|
|
);
|
|
ap.append(
|
|
'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.4</span><span style="flex:1">Differential Diagnosis</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=4 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" data-qidn=4 data-answer-section-qidn=4 name="Differential Diagnosis" style="overflow-x: hidden; overflow-wrap: break-word; height: 80px;"></textarea></div>'
|
|
);
|
|
ap.append(
|
|
'<div class="answer-item"><div class="answer-label-outer"><p class="answer-label-inner"><span class="answer-label-number">' +
|
|
display_n +
|
|
'.5</span><span style="flex:1">Management (if appropriate)</span><button class="flag" data-qid="' +
|
|
n +
|
|
'" data-qidn=5 style="margin-right:0">⚐</button></p></div><textarea class="long-answer" data-qidn=5 data-answer-section-qidn=5 name="Management (if appropriate)" style="overflow-x: hidden; overflow-wrap: break-word; height: 80px;"></textarea></div>'
|
|
);
|
|
|
|
// Save long answers on textchange
|
|
$(".long-answer").change(function (evt) {
|
|
const qidn = evt.target.dataset.qidn.toString();
|
|
|
|
// ignore blank text and delete any stored value
|
|
if (evt.target.value.length < 1) {
|
|
db.answers.delete([aid, cid, eid, qid, qidn]);
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(qid) +
|
|
"-" +
|
|
qidn
|
|
).removeClass("question-saved-localdb");
|
|
return;
|
|
}
|
|
// db.answers.put({aid: [cid, eid, qidn], ans: evt.target.value});
|
|
db.answers.put({
|
|
aid: aid,
|
|
cid: cid,
|
|
eid: eid,
|
|
qid: qid,
|
|
qidn: qidn,
|
|
ans: evt.target.value,
|
|
});
|
|
console.log("SAVE", qid, qidn, evt.target.value);
|
|
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(qid) +
|
|
"-" +
|
|
qidn
|
|
).addClass("question-saved-localdb");
|
|
saveSession();
|
|
updateQuestionListPanel();
|
|
});
|
|
|
|
// Loop through the 5 text areas and retrieve from db
|
|
// could all be retrieved at once with an addition key index
|
|
//
|
|
|
|
for (let qidn_count = 1; qidn_count < 6; qidn_count++) {
|
|
db.answers
|
|
.get({
|
|
aid: aid,
|
|
cid: cid,
|
|
eid: eid,
|
|
qid: qid,
|
|
qidn: qidn_count.toString(),
|
|
})
|
|
.then(function (answer) {
|
|
if (answer != undefined) {
|
|
$(".long-answer")
|
|
.eq(parseInt(answer.qidn) - 1)
|
|
.text(answer.ans);
|
|
}
|
|
// We only want to mark once...
|
|
if (qidn_count == 5) {
|
|
markAnswer(qid, current_question);
|
|
}
|
|
})
|
|
.catch(function (error) {
|
|
console.log(error);
|
|
});
|
|
}
|
|
|
|
addFlagEvents();
|
|
loadFlagsFromDb(qid, "1");
|
|
loadFlagsFromDb(qid, "2");
|
|
loadFlagsFromDb(qid, "3");
|
|
loadFlagsFromDb(qid, "4");
|
|
loadFlagsFromDb(qid, "5");
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
updateQuestionListPanel();
|
|
setFocus(section);
|
|
}
|
|
|
|
/**
|
|
* Sets the focus to the required question answer section
|
|
* @param {number} section - section to focus
|
|
*/
|
|
function setFocus(section) {
|
|
// Horrible (but it works)
|
|
setTimeout(function () {
|
|
// In pratique it selects the end of a textarea but I'm not sure if I can be bothered...
|
|
// Apparently I can...
|
|
const el = $("*[data-answer-section-qidn=" + section + "]");
|
|
// If the target is a textarea we move focus and reapply the value
|
|
// to move the cursor to the end
|
|
if (el.length < 1) {
|
|
return;
|
|
}
|
|
|
|
if (el.get(0).type == "textarea") {
|
|
const val = el.val();
|
|
el.focus().val("").val(val);
|
|
// else we just focus
|
|
} else {
|
|
el.focus();
|
|
}
|
|
}, 200);
|
|
}
|
|
|
|
/**
|
|
* Updates the question list panel
|
|
* Test with just a global update (may need to do these individually
|
|
* if it gets slow...)
|
|
*/
|
|
function updateQuestionListPanel() {
|
|
const cid = window.cid;
|
|
const eid = window.eid;
|
|
|
|
console.log("UP");
|
|
// Reset all classes
|
|
db.answers
|
|
.where({ aid: aid, cid: cid, eid: eid })
|
|
.toArray()
|
|
.then(function (answers) {
|
|
$(".question-list-panel div")
|
|
.slice(1)
|
|
.attr("class", "question-list-item");
|
|
answers.forEach(function (answer, n) {
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(answer.qid) +
|
|
"-" +
|
|
answer.qidn
|
|
).addClass("question-saved-localdb");
|
|
|
|
if (window.question_type == "rapid" && answer.qidn == "1") {
|
|
if (answer.ans == "Abnormal") {
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(answer.qid) +
|
|
"-2"
|
|
).css("display", "block");
|
|
} else {
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(answer.qid) +
|
|
"-2"
|
|
).css("display", "none");
|
|
}
|
|
}
|
|
});
|
|
// $(".long-answer").text(answer.ans);
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error - ", error);
|
|
});
|
|
|
|
db.flags
|
|
.where({ aid: aid, cid: cid, eid: eid })
|
|
.toArray()
|
|
.then(function (answers) {
|
|
answers.forEach(function (answer, n) {
|
|
$(
|
|
"#question-list-item-" +
|
|
window.question_order.indexOf(answer.qid) +
|
|
"-" +
|
|
answer.qidn +
|
|
" span"
|
|
).css("visibility", "visible");
|
|
});
|
|
// $(".long-answer").text(answer.ans);
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error - ", error);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Builds the QuestionListPanel
|
|
*/
|
|
function createQuestionListPanel() {
|
|
$(".question-list-panel").empty();
|
|
$(".question-list-panel").append(
|
|
'<div class="review-heading">Questions</div>'
|
|
);
|
|
|
|
/**
|
|
* Appends QuestionList item
|
|
* @param {number} n - question number
|
|
* @param {number} qidn - question section number
|
|
* @return {*} el - element that has been created
|
|
*/
|
|
function appendQuestionListItem(n, qidn) {
|
|
const qn = n - 1;
|
|
const el = $(
|
|
'<div id="question-list-item-' +
|
|
qn +
|
|
"-" +
|
|
qidn +
|
|
'" data-qid=' +
|
|
qn +
|
|
' data-qidn="' +
|
|
qidn +
|
|
'" class="question-list-item">' +
|
|
n +
|
|
"." +
|
|
qidn +
|
|
'<span class="question-list-flag">⚑</span></div>'
|
|
);
|
|
$(".question-list-panel").append(el);
|
|
// return the new element so it can be hidden if necessary
|
|
return el;
|
|
}
|
|
|
|
if (window.question_type == "rapid") {
|
|
// Loop through all questions and append list items
|
|
for (let n = 1; n < window.number_of_questions + 1; n++) {
|
|
appendQuestionListItem(n, "1");
|
|
appendQuestionListItem(n, "2").hide();
|
|
}
|
|
} else if (window.question_type == "anatomy") {
|
|
for (let n = 1; n < window.number_of_questions + 1; n++) {
|
|
appendQuestionListItem(n, "1");
|
|
}
|
|
} else if (window.question_type == "long") {
|
|
for (let n = 1; n < window.number_of_questions + 1; n++) {
|
|
appendQuestionListItem(n, "1");
|
|
appendQuestionListItem(n, "2");
|
|
appendQuestionListItem(n, "3");
|
|
appendQuestionListItem(n, "4");
|
|
appendQuestionListItem(n, "5");
|
|
}
|
|
}
|
|
|
|
$(".question-list-item").click(function (evt) {
|
|
loadQuestion($(this).attr("data-qid"), $(this).attr("data-qidn"));
|
|
});
|
|
}
|
|
|
|
|
|
$("#btn-local-file-load").click(function (evt) {
|
|
loadLocalQuestionSet();
|
|
});
|
|
|
|
$("#submit-button").click(function (evt) {
|
|
submitAnswers();
|
|
});
|
|
|
|
$("#review-button").click(function (evt) {
|
|
$(".question-list-panel").toggle();
|
|
});
|
|
|
|
$("#options-button").click(function (evt) {
|
|
$("#options-panel").toggle();
|
|
});
|
|
|
|
$("#review-overlay-button").click(function (evt) {
|
|
if (window.review == true) {
|
|
reviewQuestions();
|
|
} else {
|
|
$("#finish-dialog").modal();
|
|
}
|
|
});
|
|
|
|
$("#finish-exam, #time-up-review-button").click(function (evt) {
|
|
window.review = true;
|
|
reviewQuestions();
|
|
$.modal.close();
|
|
});
|
|
|
|
$("#time-up-continue-button").click(function (evt) {
|
|
$.modal.close();
|
|
});
|
|
|
|
$("#finish-cancel").click(function (evt) {
|
|
$.modal.close();
|
|
});
|
|
|
|
$("#overlay-close").click(function (evt) {
|
|
$("#options-panel").hide();
|
|
});
|
|
|
|
$("#review-overlay-close").click(function (evt) {
|
|
$("#review-overlay").hide();
|
|
});
|
|
|
|
/**
|
|
* Gets a json representation of answers
|
|
* @return {JSON} - answers
|
|
*/
|
|
function getJsonAnswers() {
|
|
const cid = window.cid;
|
|
const eid = window.eid;
|
|
return db.answers.where({ aid: aid, cid: cid, eid: eid }).toArray();
|
|
// .then(function(ans) {
|
|
// console.log(ans);
|
|
// submitAnswers(ans);
|
|
// });
|
|
}
|
|
|
|
/**
|
|
* Posts answers to url
|
|
* @param {*} ans - json representation of answers
|
|
*/
|
|
function postAnswers(ans) {
|
|
console.log(ans);
|
|
// ans = {"test" : 1}
|
|
$.post("http://localhost:8000/submit_answers", JSON.stringify(ans)).done(
|
|
(data) => {
|
|
console.log(data);
|
|
}
|
|
);
|
|
// $.post( "http://localhost:8000/submit_answers", JSON.stringify(ans));
|
|
}
|
|
|
|
/**
|
|
* Loads a local question set (from a file)
|
|
* This is call in index.html
|
|
*/
|
|
function loadLocalQuestionSet() {
|
|
let input;
|
|
let file;
|
|
let fr;
|
|
|
|
if (typeof window.FileReader !== "function") {
|
|
alert("The file API isn't supported on this browser yet.");
|
|
return;
|
|
}
|
|
|
|
input = document.getElementById("fileinput");
|
|
if (!input) {
|
|
alert("No fileinput element.");
|
|
} else if (!input.files) {
|
|
alert(
|
|
"This browser doesn't seem to support the `files` property of file inputs."
|
|
);
|
|
} else if (!input.files[0]) {
|
|
alert("Please select a file before clicking 'Load'");
|
|
} else {
|
|
file = input.files[0];
|
|
fr = new FileReader();
|
|
fr.onload = receivedText;
|
|
fr.readAsText(file);
|
|
}
|
|
|
|
/**
|
|
* Reads text from event and loads the packet
|
|
* @param {*} e - event
|
|
*/
|
|
function receivedText(e) {
|
|
const lines = e.target.result;
|
|
let j = JSON.parse(lines);
|
|
setUpPacket(j, file.name);
|
|
$("#options-panel").hide();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Submits answers
|
|
*/
|
|
function submitAnswers() {
|
|
console.log(
|
|
getJsonAnswers().then((a) => {
|
|
postAnswers(a);
|
|
})
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Displays the review question panel with a summary of marks
|
|
*/
|
|
function reviewQuestions() {
|
|
// Stop timer
|
|
window.timer.stop();
|
|
|
|
const cid = window.cid;
|
|
const eid = window.eid;
|
|
$("#review-overlay").show();
|
|
$("#review-answer-list").empty();
|
|
$("#review-answer-table").empty();
|
|
$("#review-score").empty();
|
|
$("#exam-stats").hide();
|
|
|
|
loadQuestion(0, 0, true);
|
|
|
|
db.answers
|
|
.where({ aid: aid, cid: cid, eid: eid })
|
|
.toArray()
|
|
.then(function (answers) {
|
|
let current_answers = {};
|
|
answers.forEach(function (arr, n) {
|
|
let answer = arr["ans"];
|
|
if (answer == undefined) {
|
|
answer = "Not answered";
|
|
}
|
|
|
|
current_answers[[arr["qid"], arr["qidn"]]] = answer;
|
|
});
|
|
|
|
let correct_count = 0;
|
|
let not_answered = 0;
|
|
let answered_normal = 0;
|
|
let answered_abnormal = 0;
|
|
let undercall_number = 0;
|
|
let overcall_number = 0;
|
|
let incorrectcall_number = 0;
|
|
window.question_order.forEach(function (qid, n) {
|
|
if (window.question_type == "long") {
|
|
$("#review-answer-table").append(
|
|
$(
|
|
`<tr class='review-table-heading' title='Click to load question ${
|
|
n + 1
|
|
}'><td colspan=2>Question ${n + 1}</td></tr>`
|
|
).click(() => {
|
|
loadQuestion(n);
|
|
$("#review-overlay").hide();
|
|
})
|
|
);
|
|
// $("#review-answer-table").append(`<tr id='review-answer-${qid}'><td class='review-user-answer-cell'></td><td class='review-model-answer-cell'></td></tr>`);
|
|
$("#review-answer-table").append(
|
|
`<tr class='answer-sub'><td>Your answers</td><td>Model answers</td></tr>`
|
|
);
|
|
|
|
const model_answers = window.questions[qid].answers;
|
|
|
|
const titles = [
|
|
"Observations",
|
|
"Interpretation",
|
|
"Principal Diagnosis",
|
|
"Differential Diagnosis",
|
|
"Management",
|
|
];
|
|
|
|
// let user_td = $(
|
|
// `#review-answer-${qid} td .review-user-answer-cell`
|
|
// );
|
|
// let model_td = $(
|
|
// `#review-answer-${qid} td .review-model-answer-cell`
|
|
// );
|
|
|
|
titles.forEach((title, n) => {
|
|
let user_answer = current_answers[`${qid},${n}`];
|
|
if (user_answer == undefined) {
|
|
user_answer = "Not answered";
|
|
}
|
|
let user_ans =
|
|
"<h4 class='review-list-header'>" + title + "</h4>" + user_answer;
|
|
let model_ans =
|
|
`<h4 class="review-list-header" name=${n}>` +
|
|
title +
|
|
"</h4>" +
|
|
model_answers[0][title.toLowerCase()];
|
|
|
|
$("#review-answer-table").append(
|
|
`<tr class=''><td>${user_ans}</td><td>${model_ans}</td></tr>`
|
|
);
|
|
});
|
|
|
|
return;
|
|
}
|
|
|
|
$("#review-answer-list").append(
|
|
"<li id='review-answer-" +
|
|
qid +
|
|
"'><a href='#' data-qid=" +
|
|
n +
|
|
">Question " +
|
|
(n + 1) +
|
|
":</a> <span>Not answered</span></li>"
|
|
);
|
|
$("#review-answer-list a").click(function (evt) {
|
|
loadQuestion(this.dataset.qid);
|
|
$("#review-overlay").hide();
|
|
});
|
|
|
|
db.user_answers
|
|
.get({ qid: qid })
|
|
.then(function (answers) {
|
|
// Merge the question answers with the user saved answers
|
|
let question_answers = window.questions[qid]["answers"];
|
|
if (answers != undefined) {
|
|
question_answers = question_answers.concat(answers.ans);
|
|
}
|
|
|
|
let section_1_answer = current_answers[[qid, "1"]];
|
|
let section_2_answer = current_answers[[qid, "2"]];
|
|
|
|
if (section_1_answer == undefined) {
|
|
section_1_answer = "Not Answered";
|
|
not_answered++;
|
|
}
|
|
if (section_2_answer == undefined) {
|
|
if (section_1_answer == "Normal") {
|
|
section_2_answer = "Normal";
|
|
answered_normal++;
|
|
} else {
|
|
section_2_answer = "Not Answered";
|
|
}
|
|
} else {
|
|
answered_abnormal++;
|
|
}
|
|
|
|
let el = $("#review-answer-" + qid + " span");
|
|
|
|
/**
|
|
* Helper function to define how review items are displayed
|
|
* Yes it is a bit shit
|
|
* @param {*} el - element
|
|
* @param {*} c - class
|
|
* @param {*} user_answer -
|
|
* @param {*} normal -
|
|
* @param {*} question_answers -
|
|
*/
|
|
function setReviewAnswer(
|
|
el,
|
|
c,
|
|
user_answer,
|
|
normal,
|
|
question_answers
|
|
) {
|
|
if (normal) {
|
|
el.html(
|
|
"<span class='" +
|
|
c +
|
|
"'>Answer: " +
|
|
user_answer +
|
|
" (Normal)</span>"
|
|
);
|
|
} else {
|
|
el.html(
|
|
"<span class='" +
|
|
c +
|
|
"'>Answer: " +
|
|
user_answer +
|
|
" (Abnormal: " +
|
|
question_answers.join(", ") +
|
|
")</span>"
|
|
);
|
|
}
|
|
}
|
|
|
|
if (window.question_type == "rapid") {
|
|
// First check normal vs abnormal
|
|
if (window.questions[qid]["normal"] == true) {
|
|
if (section_1_answer == "Normal") {
|
|
setReviewAnswer(
|
|
el,
|
|
"correct",
|
|
section_1_answer,
|
|
true,
|
|
question_answers
|
|
);
|
|
correct_count++;
|
|
} else {
|
|
if (section_1_answer != "Not Answered") {
|
|
overcall_number++;
|
|
}
|
|
setReviewAnswer(
|
|
el,
|
|
"incorrect",
|
|
section_1_answer,
|
|
true,
|
|
question_answers
|
|
);
|
|
}
|
|
} else {
|
|
if (answerInArray(question_answers, section_2_answer)) {
|
|
correct_count++;
|
|
setReviewAnswer(
|
|
el,
|
|
"correct",
|
|
section_2_answer,
|
|
false,
|
|
question_answers
|
|
);
|
|
} else {
|
|
setReviewAnswer(
|
|
el,
|
|
"incorrect",
|
|
section_2_answer,
|
|
false,
|
|
question_answers
|
|
);
|
|
|
|
if (section_1_answer == "Not Answered") {
|
|
} else if (section_1_answer == "Normal") {
|
|
undercall_number++;
|
|
} else {
|
|
// Incorrect calls could be correct if
|
|
// the answer is not in the database
|
|
incorrectcall_number++;
|
|
|
|
el.append(
|
|
"<span class='mark-correct'>[Mark correct]</span>"
|
|
).click(() => {
|
|
markCorrect(qid, section_2_answer);
|
|
reviewQuestions();
|
|
});
|
|
}
|
|
}
|
|
}
|
|
} else if (window.question_type == "anatomy") {
|
|
// Anatomy answers are either correct or incorrect
|
|
if (answerInArray(question_answers, section_1_answer)) {
|
|
correct_count++;
|
|
setReviewAnswer(
|
|
el,
|
|
"correct",
|
|
section_1_answer,
|
|
false,
|
|
question_answers
|
|
);
|
|
} else {
|
|
setReviewAnswer(
|
|
el,
|
|
"incorrect",
|
|
section_1_answer,
|
|
false,
|
|
question_answers
|
|
);
|
|
}
|
|
}
|
|
|
|
window.score = correct_count;
|
|
|
|
$("#review-score").text(
|
|
"Score: " +
|
|
correct_count +
|
|
" out of " +
|
|
window.question_order.length
|
|
);
|
|
|
|
if (window.question_type == "rapid") {
|
|
$("#exam-stats").show();
|
|
$("#unanswered-number").html(not_answered);
|
|
$("#normal-number").html(answered_normal);
|
|
$("#abnormal-number").html(answered_abnormal);
|
|
$("#undercall-number").html(undercall_number);
|
|
$("#overcall-number").html(overcall_number);
|
|
$("#incorrectcall-number").html(incorrectcall_number);
|
|
} else {
|
|
$("#exam-stats").show();
|
|
}
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error-", error);
|
|
})
|
|
.finally(() => {
|
|
// This will lead to saveSession being called after each question is marked
|
|
saveSession();
|
|
});
|
|
});
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error - ", error);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Marks the loaded question and updates display
|
|
* @param {*} qid -
|
|
* @param {*} current_question -
|
|
*/
|
|
function markAnswer(qid, current_question) {
|
|
const type = current_question.type;
|
|
|
|
let option = null;
|
|
if (window.review == true) {
|
|
// Disable all possible answer elements
|
|
$("#rapid-option,.long-answer").attr("disabled", "true");
|
|
|
|
if (type == "rapid") {
|
|
option = document.getElementById("rapid-option");
|
|
// If the current question is normal
|
|
if (current_question.normal == true) {
|
|
$(".answer-panel").append(
|
|
"<div id='correct-answer-block'>This is normal</div>"
|
|
);
|
|
if (option.value == "Normal") {
|
|
option.classList.add("correct");
|
|
} else {
|
|
option.classList.add("incorrect");
|
|
}
|
|
// If answer is normal we have nothing else to add.
|
|
addFeedback(current_question);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (type == "long") {
|
|
// For long cases we simple disable the texareas and append the
|
|
// model answers
|
|
const model_answers = current_question.answers[0];
|
|
for (let key of Object.keys(model_answers)) {
|
|
$("textarea[name*='" + key + "' i]").after(model_answers[key]);
|
|
}
|
|
return;
|
|
}
|
|
|
|
$(".answer-panel").append(
|
|
"<div id='correct-answer-block'>Correct answer(s):<ul id='answer-list'></ul></div>"
|
|
);
|
|
let ul = $("#answer-list");
|
|
|
|
let textarea = $(".long-answer");
|
|
textarea.addClass("incorrect");
|
|
|
|
let user_answer = textarea.val();
|
|
|
|
// Load user saved answers
|
|
db.user_answers
|
|
.get({ qid: qid })
|
|
.then(function (saved_user_answers) {
|
|
// check if given answer matches a user saved answer
|
|
if (saved_user_answers != undefined) {
|
|
saved_user_answers.ans.forEach(function (saved_answer, n) {
|
|
ul.append("<li>" + saved_answer + "</li>");
|
|
if (compareString(saved_answer, user_answer)) {
|
|
textarea.removeClass("incorrect").addClass("correct");
|
|
}
|
|
});
|
|
}
|
|
|
|
console.log(current_question);
|
|
// check if given answer matches an answer from the question
|
|
current_question.answers.forEach(function (answer, n) {
|
|
ul.append("<li>" + answer + "</li>");
|
|
if (compareString(answer, user_answer)) {
|
|
textarea.removeClass("incorrect").addClass("correct");
|
|
}
|
|
});
|
|
|
|
// If the given answer is not abnormal it must be incorrect
|
|
if (type == "rapid" && option.value != "Abnormal") {
|
|
option.classList.add("incorrect");
|
|
} else {
|
|
// If it is blank it must also be incorrect
|
|
if (
|
|
textarea.hasClass("incorrect") == true &&
|
|
user_answer.replace(/\s/g, "") != ""
|
|
) {
|
|
// Otherwise there is a chance that it may be correct
|
|
// so we give the option to mark it correct
|
|
if (window.allow_self_marking) {
|
|
$(".answer-panel").append(
|
|
$("<button id='mark-correct'>Mark Correct</button>").click(
|
|
function () {
|
|
markCorrect(qid, user_answer);
|
|
}
|
|
)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error-", error);
|
|
});
|
|
addFeedback(current_question);
|
|
}
|
|
}
|
|
|
|
function addFeedback(current_question) {
|
|
if (
|
|
current_question.hasOwnProperty("feedback") &&
|
|
current_question.feedback.length > 0
|
|
) {
|
|
$(".answer-panel").append(
|
|
$(
|
|
"<div class='feedback'><h4>Feedback</h4>" +
|
|
current_question.feedback +
|
|
"</div>"
|
|
)
|
|
);
|
|
}
|
|
if (
|
|
current_question.hasOwnProperty("feedback_image") &&
|
|
current_question.feedback_image.length > 0
|
|
) {
|
|
// TODO: finish (load in dicom viewer)
|
|
current_question.feedback_image.forEach((img) => {
|
|
$(".question").append(
|
|
$(`<img class="feedback-image" src="${img}" />`)
|
|
)
|
|
|
|
})
|
|
}
|
|
}
|
|
|
|
function markCorrect(qid, user_answer) {
|
|
if (user_answer == "") {
|
|
return;
|
|
}
|
|
|
|
db.user_answers
|
|
.get({ qid: qid })
|
|
.then(function (answers) {
|
|
let new_answers = [];
|
|
if (answers != undefined) {
|
|
new_answers = answers.ans;
|
|
}
|
|
|
|
new_answers.push(user_answer);
|
|
db.user_answers.put({ qid: qid, ans: new_answers });
|
|
})
|
|
.catch(function (error) {
|
|
console.log("error-", error);
|
|
});
|
|
|
|
if (window.allow_self_marking) {
|
|
$("#mark-correct").remove();
|
|
}
|
|
|
|
let textarea = $(".long-answer").attr("class", "correct");
|
|
}
|
|
|
|
function compareString(a, b) {
|
|
return (
|
|
a.toLowerCase().replace(/\s/g, "") == b.toLowerCase().replace(/\s/g, "")
|
|
);
|
|
}
|
|
|
|
function answerInArray(arr, ans) {
|
|
return (
|
|
arr
|
|
.map((v) => v.toLowerCase().replace(/\s/g, ""))
|
|
.includes(ans.toLowerCase().replace(/\s/g, "")) == true
|
|
);
|
|
}
|
|
|
|
function addFlagEvents() {
|
|
const aid = window.aid;
|
|
const cid = window.cid;
|
|
const eid = window.eid;
|
|
|
|
// Bind flag change events
|
|
$("button.flag").click(function (event) {
|
|
const el = $(this);
|
|
const nqid = el.attr("data-qid");
|
|
const qid = window.question_order[nqid];
|
|
const qidn = el.attr("data-qidn");
|
|
|
|
el.toggleClass("flag flag-selected");
|
|
|
|
if (el.hasClass("flag")) {
|
|
$("#question-list-item-" + nqid + "-" + qidn + " span").css(
|
|
"visibility",
|
|
"hidden"
|
|
);
|
|
db.flags.delete([aid, cid, eid, qid, qidn]);
|
|
} else {
|
|
$("#question-list-item-" + nqid + "-" + qidn + " span").css(
|
|
"visibility",
|
|
"visible"
|
|
);
|
|
db.flags.put({ aid: aid, cid: cid, eid: eid, qid: qid, qidn: qidn });
|
|
}
|
|
updateQuestionListPanel();
|
|
});
|
|
}
|
|
|
|
function loadFlagsFromDb(qid, n) {
|
|
const cid = window.cid;
|
|
const eid = window.eid;
|
|
db.flags
|
|
.get({ aid: aid, cid: cid, eid: eid, qid: qid, qidn: n })
|
|
.then(function (answer) {
|
|
if (answer != undefined) {
|
|
$("button.flag, button.flag-selected")
|
|
.eq(parseInt(answer.qidn) - 1)
|
|
.toggleClass("flag flag-selected");
|
|
}
|
|
})
|
|
.catch(function (error) {
|
|
console.log(error);
|
|
});
|
|
}
|
|
|
|
function showLoginDialog() {
|
|
$("#login-dialog").modal();
|
|
}
|
|
|
|
$("#start-exam-button").click(function (evt) {
|
|
window.cid = parseInt($("#candidate-number").val());
|
|
$.modal.close();
|
|
});
|
|
|
|
$("#start-packet-button").click(function (evt) {
|
|
if (window.timer != null) {
|
|
window.timer.stop();
|
|
}
|
|
window.timer = null;
|
|
|
|
let timer = new easytimer.Timer();
|
|
//window.exam_time = 2;
|
|
timer.start({ countdown: true, startValues: { seconds: window.exam_time } });
|
|
timer.addEventListener("secondsUpdated", function (e) {
|
|
$('#timer').html("Time left: " + timer.getTimeValues().toString());
|
|
});
|
|
timer.addEventListener("targetAchieved", function (e) {
|
|
$("#time-up-dialog").modal();
|
|
});
|
|
|
|
window.timer = timer;
|
|
|
|
$("#timer").click(() => {
|
|
window.timer.pause();
|
|
|
|
let time_remaining = window.timer.getTimeValues().toString();
|
|
|
|
$("#pause").empty();
|
|
$("#pause").append(
|
|
$(
|
|
`<div id="pause-text">Session paused<div id="pause-time-remaining">You have ${time_remaining} remaining.</div></div><button id="resume-exam-button" class="navigation dialog-yes">Click to resume</button>`
|
|
).click(() => {
|
|
$("#pause").hide();
|
|
timer.start();
|
|
})
|
|
);
|
|
$("#pause").show();
|
|
});
|
|
|
|
// //const t = 2;
|
|
// let display = document.querySelector("#timer");
|
|
// let timer = new helper.CountDownTimer(window.exam_time);
|
|
// let timeObj = helper.CountDownTimer.parse(window.exam_time);
|
|
|
|
// format(timeObj.minutes, timeObj.seconds);
|
|
|
|
// timer.onTick(format);
|
|
|
|
// timer.start();
|
|
|
|
// function format(minutes, seconds) {
|
|
// minutes = minutes < 10 ? "0" + minutes : minutes;
|
|
// seconds = seconds < 10 ? "0" + seconds : seconds;
|
|
// display.textContent = "Time left: " + minutes + ":" + seconds;
|
|
|
|
// if (minutes == 0 && seconds == 0) {
|
|
// $("#time-up-dialog").modal();
|
|
// }
|
|
// }
|
|
|
|
$.modal.close();
|
|
});
|
|
|
|
$("#btn-delete-databases").click(function (evt) {
|
|
var r = confirm(
|
|
"This will delete ALL saved answers (including saved correct answers)!"
|
|
);
|
|
if (r == true) {
|
|
db.delete()
|
|
.then(() => {
|
|
$.notify("Database successfully deleted", "success");
|
|
$.notify("The page will now reload", "warn");
|
|
setTimeout(() => {
|
|
location.reload();
|
|
}, 2000);
|
|
console.log("Database successfully deleted");
|
|
})
|
|
.catch((err) => {
|
|
$.notify("Error deleting databases", "error");
|
|
console.error("Could not delete database");
|
|
})
|
|
.finally(() => {
|
|
// Do what should be done next...
|
|
});
|
|
} else {
|
|
}
|
|
});
|
|
|
|
$("#btn-delete-current").click(function (evt) {
|
|
if (window.question_order.length < 1) {
|
|
$.notify("No packet is currently loaded", "warn");
|
|
return;
|
|
}
|
|
|
|
db.flags
|
|
.where("qid")
|
|
.anyOf(window.question_order)
|
|
.delete()
|
|
.then(function (deleteCount) {
|
|
$.notify("Packet flags deleted", "success");
|
|
})
|
|
.catch((err) => {
|
|
$.notify("Error deleting packet flags", "error");
|
|
$.notify("You may have to delete all answers this time", "info");
|
|
});
|
|
|
|
db.answers
|
|
.where("qid")
|
|
.anyOf(window.question_order)
|
|
.delete()
|
|
.then(function (deleteCount) {
|
|
$.notify("Packet successfully reset", "success");
|
|
loadQuestion(0, 0, true);
|
|
// $.notify("The page will now reload", "warn");
|
|
// setTimeout(() => {
|
|
// location.reload();
|
|
// }, 2000);
|
|
console.log("Deleted " + deleteCount + " objects");
|
|
})
|
|
.catch((err) => {
|
|
$.notify("Error reseting packet", "error");
|
|
$.notify("You may have to delete all answers this time", "info");
|
|
console.log(err);
|
|
});
|
|
});
|
|
|
|
$("#btn-delete-current-saved-answers").click(function (evt) {
|
|
if (window.question_order.length < 1) {
|
|
$.notify("No packet is currently loaded", "warn");
|
|
return;
|
|
}
|
|
|
|
db.user_answers
|
|
.where("qid")
|
|
.anyOf(window.question_order)
|
|
.delete()
|
|
.then(function (deleteCount) {
|
|
$.notify("Packet flags deleted", "success");
|
|
})
|
|
.catch((err) => {
|
|
$.notify("Error deleting saved answers", "error");
|
|
$.notify("You may have to delete all answers this time", "info");
|
|
});
|
|
});
|
|
|
|
$(document).ajaxStart(function () {
|
|
$("#loading").show();
|
|
});
|
|
|
|
$(document).ajaxComplete(function () {
|
|
$("#loading").hide();
|
|
});
|
|
|
|
function saveSession() {
|
|
let status = "active";
|
|
if (window.review == true) {
|
|
status = "complete";
|
|
}
|
|
|
|
console.log("save session", window.score);
|
|
|
|
let time_values = window.timer.getTimeValues();
|
|
let time_remaining =
|
|
time_values.hours * 60 * 60 +
|
|
time_values.minutes * 60 +
|
|
time_values.seconds;
|
|
db.session.put({
|
|
packet: window.packet_name,
|
|
aid: window.aid,
|
|
status: status,
|
|
date: window.date_started,
|
|
score: window.score,
|
|
max_score: window.number_of_questions,
|
|
exam_time: window.exam_time,
|
|
time_left: time_remaining,
|
|
question_order: window.question_order,
|
|
questions_answered: 0, // TODO
|
|
total_questions: window.number_of_questions,
|
|
});
|
|
}
|
|
|
|
// Register Key Event Listener
|
|
window.addEventListener("keydown", viewer.keydown_handler); |