-// UNIMPLEMENTED
+let socket = null; //monitor answers in real time
-// TODO: onglets pour chaque groupe + section déroulante questionnaire (chargé avec réponses)
-// NOM Prenom (par grp, puis alphabétique)
-// réponse : vert si OK (+ choix), rouge si faux, gris si texte (clic pour voir)
-// + temps total ?
-// click sur en-tête de colonne : tri alphabétique, tri décroissant...
-// Affiché si (hash du) mdp du cours est correctement entré
-// Doit reprendre les données en base si refresh (sinon : sockets)
-
-// Also buttons "start exam", "end exam" for logged in teacher
+new Vue({
+ el: "#monitor",
+ data: {
+ password: "", //from password field
+ assessment: { }, //obtained after authentication
+ // Stage 0: unauthenticated (password),
+ // 1: authenticated (password hash validated), start monitoring
+ stage: 0,
+ answers: {
+ displayAll: true,
+ showSolution: true, //TODO: allow to hide, to let teachers search too
+ inputs: [ ],
+ index : -1,
+ },
+ students: [ ], //to know their names
+ display: "assessment", //or student's answers
+ },
+ methods: {
+ // TODO: redundant code, next 4 funcs already exist in course.js
+ toggleDisplay: function(area) {
+ if (this.display == area)
+ this.display = "";
+ else
+ this.display = area;
+ },
+ studentList: function(group) {
+ return this.students
+ .filter( s => { return group==0 || s.group == group; })
+ .map( s => { return Object.assign({}, s); }) //not altering initial array
+ .sort( (a,b) => {
+ let res = a.name.localeCompare(b.name);
+ if (res == 0)
+ res += a.forename.localeCompare(b.forename);
+ return res;
+ });
+ },
+ groupList: function() {
+ let maxGrp = 1;
+ this.students.forEach( s => {
+ if (s.group > maxGrp)
+ maxGrp = s.group;
+ });
+ return _.range(1,maxGrp+1);
+ },
+ groupId: function(group, prefix) {
+ return (prefix || "") + "group" + group;
+ },
+ getColor: function(number, qIdx) {
+ // For the moment, green if correct and red if wrong; grey if unanswered yet
+ // TODO: in-between color for partially right (especially for multi-questions)
+ const paperIdx = this.assessment.papers.findIndex( item => { return item.number == number; });
+ if (paperIdx === -1)
+ return "grey"; //student didn't start yet
+ const inputIdx = this.assessment.papers[paperIdx].inputs.findIndex( item => {
+ const qNum = parseInt(item.index.split(".")[0]); //indexes separated by dots
+ return qIdx == qNum;
+ });
+ if (inputIdx === -1)
+ return "grey";
+ if (_.isEqual(this.assessment.papers[paperIdx].inputs[inputIdx].input, this.assessment.questions[qIdx].answer))
+ return "green";
+ return "red";
+ },
+ seeDetails: function(number, i) {
+ // UNIMPLEMENTED: see question details, with current answer(s)
+ },
+ // stage 0 --> 1
+ startMonitoring: function() {
+ $.ajax("/start/monitoring", {
+ method: "GET",
+ data: {
+ password: Sha1.Compute(this.password),
+ aname: examName,
+ ccode: courseCode,
+ initials: initials,
+ },
+ dataType: "json",
+ success: s => {
+ if (!!s.errmsg)
+ return alert(s.errmsg);
+ this.assessment = s.assessment;
+ this.answers.inputs = s.assessment.questions.map( q => {
+ let input = _(q.options.length).times( _.constant(false) );
+ q.answer.forEach( idx => { input[idx] = true; });
+ return input;
+ });
+ this.students = s.students;
+ this.stage = 1;
+ socket = io.connect("/", {
+ query: "aid=" + this.assessment._id + "&secret=" + s.secret
+ });
+ socket.on(message.newAnswer, m => {
+ let paperIdx = this.assessment.papers.findIndex( item => {
+ return item.number == m.number;
+ });
+ if (paperIdx === -1)
+ {
+ // First answer
+ paperIdx = this.assessment.papers.length;
+ this.assessment.papers.push({
+ number: m.number,
+ inputs: [ ], //other fields irrelevant here
+ });
+ }
+ // TODO: notations not coherent (input / answer... when, which ?)
+ this.assessment.papers[paperIdx].inputs.push(m.answer); //input+index
+ });
+ },
+ });
+ },
+ endMonitoring: function() {
+ // In the end, send answers to students
+ socket.emit(
+ message.allAnswers,
+ { answers: this.assessment.questions.map( q => { return q.answer; }) }
+ );
+ },
+ },
+});