302 lines
7.2 KiB
HTML
302 lines
7.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>FTracker</title>
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<meta name="theme-color" content="#c50e1f">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
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<style>
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html, body {
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margin: 0;
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padding: 0;
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height: 100%;
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background: #ddd;
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font-family: sans-serif;
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}
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h1 {
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margin: 0;
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padding: 16px;
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text-transform: uppercase;
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color: #eee;
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background: #c50e1f;
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text-align: center;
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}
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form {
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padding: 16px;
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}
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label {
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display: block;
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font-size: 16px;
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margin-bottom: 16px;
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color: #444;
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}
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label#agreelabel {
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height: 32px;
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line-height: 32px;
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}
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label span {
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width: calc(100% - 50px);
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display: inline-block;
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vertical-align: middle;
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line-height: normal;
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}
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input {
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border: none;
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padding: 16px;
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margin: 4px 0;
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font-size: 16px;
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}
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input[type=text] {
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color: #000;
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width: calc(100% - 32px);
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}
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input[type=submit] {
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background: #c50e1f;
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text-transform: uppercase;
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font-weight: bold;
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color: #fff;
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width: 100%;
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}
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input[type=checkbox] {
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transform: translateY(-3px);
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float: left;
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height: 32px;
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width: 32px;
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margin-right: 8px;
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}
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.request {
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display: block;
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position: fixed;
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background: #ddd;
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top: 16px;
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left: 16px;
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width: calc(100% - 32px);
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box-shadow: 0 1px 4px 0;
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}
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input[type=datetime-local] {
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width: calc(100% - 24px);
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padding: 12px;
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font-size: 12px;
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background: #fff;
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}
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</style>
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<script>
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// 1st script, prepares values needed for writing document
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var cbt = {
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'arrival': 'I have read and will adhere to the <a href="/guidelines" target="_blank">protection guidelines</a>',
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'departure': 'I have cleaned my workspace'
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}
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function getParams() {
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var h = document.location.href
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var qparam = h.split('?')[1] || null
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if (qparam == null)
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return null
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var vals = qparam.split('=')
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if (vals.length < 2 || !cbt.hasOwnProperty(vals[0]))
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return null
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return {
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action: vals[0],
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room: vals[1]
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}
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}
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var qp = getParams()
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</script>
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</head>
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<body>
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<h1><script>
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if (qp)
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document.write(qp.action + "<br>Room " + qp.room)
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else
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document.write('FTracker<br>V1')
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</script></h1>
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<form id="mainform">
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<label>
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Full Name:<br>
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<input type="text" name="name" id="name" placeholder="John Doe" required>
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</label>
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<label id="agreelabel">
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<input type="checkbox" name="agree" id="agree" required>
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<span><script>
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document.write(qp ? cbt[qp.action] : '')
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</script></span>
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</label>
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<input type="submit">
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</form>
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<script>
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var mform = document.getElementById('mainform')
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if (qp == null) {
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mform.innerHTML = 'This is a web app to track which people\
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were in the same rooms at which times in order to backtrace\
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potential viral infections.<br><br>\
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If you\'ve reached this page that either means your\'re\
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testing things or something has gone quite wrong with the\
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URL.<br>\
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In the former case: Yay it works! In the latter you should\
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probably contact an admin or a dev nearby :(<br><br>\
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Here are a few links for testing:<br>\
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<a href="/view">View Data</a>, \
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<a href="/?arrival=42">Test Arrival</a>, \
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<a href="/?departure=42">Test Departure</a><br><br>\
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© 2020 made by <a target="_blank" href="mailto:o.winkels@fasttube.de">Oskar</a> \
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for <a target="_blank" href="//fasttube.de">FaSTTUBe</a>. \
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For source code & licensing see <a href="//git.fasttube.de/FaSTTUBe/ftracker">git repo</a>'
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}
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// Prefill the name field if it was successfully entered before
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var savedName = localStorage.getItem('name')
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if (savedName && qp)
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document.getElementById('name').value = savedName
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// 2nd script, server API communication
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var name, agreed
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mform.onsubmit = function(e) {
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e.preventDefault()
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name = e.srcElement[0].value
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agreed = e.srcElement[1].checked
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sendMainData()
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}
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function sendMainData() {
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// POST JSON. See docs/API.md
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var payload = (qp.action == 'arrival') ?
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{
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'room': qp.room,
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'name': name,
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'agreetoguidelines': agreed
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} :
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{
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'name': name,
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'cleanedworkspace': agreed
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}
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post("/" + qp.action, payload)
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}
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function post(url, payload) {
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console.log("Sending payload:", payload)
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return fetch(url, {
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method: "POST",
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body: JSON.stringify(payload)
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}).then(res => {
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handleResponse(res)
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})
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}
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function handleResponse(res) {
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console.log("Request complete! response:", res)
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if (Math.floor(res.status / 100) == 2) {
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// Success
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mform = document.getElementById('mainform')
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mform.innerHTML = "<h2>Done. Thanks!</h2>"
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localStorage.setItem('name', name)
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} else if (res.status == 409) {
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// Conflict, more data requested
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handleRequest(res)
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} else {
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// Any other generic error
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res.text().then(function (text) {
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alert(text)
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})
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}
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}
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function handleRequestSubmit(e, json) {
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e.preventDefault()
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var input = e.srcElement[0].value
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var iso = new Date(input).toISOString()
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// POST JSON. See docs/API.md
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var payload = (json.request == 'arrival') ?
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{
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'room': qp.room,
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'name': name,
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'arrival': iso,
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'agreetoguidelines': agreed
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} :
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{
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'name': name,
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'departure': iso,
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'cleanedworkspace': agreed
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}
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return post("/" + json.request, payload)
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}
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function localISOTimeMinutes(date) {
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var tzoffset = date.getTimezoneOffset() * 60000; //offset in milliseconds
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var localISOTime = (new Date(date - tzoffset)).toISOString().slice(0, -1);
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return localISOTime.split(':').slice(0,2).join(':')
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}
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function handleRequest(res) {
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var reqt = {
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'arrival': 'You probably forgot to sign in when you arrived. Please enter your arrival time now:',
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'departure': 'You probably forgot to sign out when you left. Please enter your departure time now:'
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}
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mform.innerHTML = "<h2>Processing Request...</h2>"
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res.json().then(function (json) {
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var aInfo = ''
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var minD = ''
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if (json.request == 'departure') {
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var d = new Date(json.arrival.time)
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var dInfo = d.toString('en-GB').split(' ').slice(0,5).join(' ')
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aInfo = `Your last arrival was on <b>${dInfo}</b> in room <b>${json.arrival.room}</b>.`
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minD = `min="${localISOTimeMinutes(d)}"`
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}
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var now = localISOTimeMinutes(new Date())
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document.body.innerHTML +=
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`<div class="request">
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<h1>${json.request} missing!</h1>
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<form id="reqform">
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<label>
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${reqt[json.request]}
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<input type="datetime-local" id="datetime" ${minD} max="${now}" required>
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${aInfo}
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</label>
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<input type="submit">
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</form>
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</div>`
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rform = document.getElementById('reqform')
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rform.onsubmit = async function(e) {
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await handleRequestSubmit(e, json)
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document.querySelector('.request').remove()
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setTimeout(sendMainData, 200)
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}
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})
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}
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</script>
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</body>
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</html>
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