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stroopme-v4.html
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stroopme-v4.html
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<!DOCTYPE html>
<html>
<head>
<title>STARFiSH Stroop Test</title>
<meta charset="utf-8">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" />
</head>
<body style="font-family:arial; text-align:center; background-color:#555555; width:100%; overflow:hidden;">
<div style="transform:scale(2.2); margin-top:250px;">
<p id="master" style="font-size:24px; font-weight:bold">Press START</p>
<p style="margin-top:30px">
<button type="button" id="control" style="width:100px">START</button>
</p>
<form id="buttonList">
<!-- We will populate this later -->
</form>
<output id="ergebnis"></output><br>
<output id="zeit"></output><br><br>
<button onclick="onDownload()">Download</button><br>
<button onclick="retrieveLocalStorage()">RescueLocalStorage</button>
</div>
</body>
<script type="text/javascript">
//protect from unload
window.onbeforeunload = function () {
return 'Are you sure you want to leave?';
}
function logForMe(what) {
localStorage.setItem(JSON.stringify(Date.now()), JSON.stringify(what));
logText.push(what);
}
//download functions
function download(content, fileName, contentType) {
const a = document.createElement("a");
const file = new Blob([content], { type: contentType });
a.href = URL.createObjectURL(file);
a.download = fileName;
a.click();
}
function onDownload() {
download(JSON.stringify(logText,0,1), "strooplog" + new Date(Date.now()).toISOString() + ".json", "text/plain");
}
//attention: The storage is not sorted by insertion time.
function retrieveLocalStorage() {
var storageContents = "";
for (let i=0; i < localStorage.length; i++) {
let storageKey = JSON.parse(localStorage.key(i));
storageContents += new Date(storageKey).toISOString() + ' : ' + localStorage.getItem(storageKey) + "\n";
}
download(storageContents, "stroopLogLocalStorageRescue" + new Date(Date.now()).toISOString() + ".json", "text/plain");
}
const farben = ["blue","cyan","red","grey","orange","green","purple"];
const buttonCount = 7; //must be <= the number of unique colors in the array above
const showResult = false;
const backgroundColor = "lightgrey";
const maxTime = 5000; //in ms
var logText = [];
var startTime, guess, timer;
//setup control
var controlButton = document.getElementById('control');
controlButton.addEventListener('click', startStop, false);
//for the selection of random colors
const chooseColors = (arr, num = 1) => {
const res = [];
for(let i = 0; i < (num > arr.length ? arr.length : num); ){
const random = Math.floor(Math.random() * arr.length);
if(res.indexOf(arr[random]) !== -1){
continue;
};
res.push(arr[random]);
i++;
};
return res;
};
var selectedColors;
var masterColors;
var masterColor;
var decoyColor;
var masterButton = document.getElementById("master");
var buttonsInactive = true;
//setup displays
if (showResult) {
document.getElementById("ergebnis").value = "Ergebnis";
document.getElementById("zeit").value = "Zeit";
}
//setup buttons the first time
var buttons = Array(buttonCount);
var container = document.getElementById('buttonList');
for (let i = 0; i < buttonCount; i++) {
var currentButton = document.createElement('button');
currentButton.type = 'button';
currentButton.id = 'colorButton' + i;
currentButton.innerHTML = '...';
//currentButton.className = 'btn-styled';
currentButton.addEventListener('click', evaluateColor, false);
currentButton.style.width = "100px";
buttons[i] = currentButton;
container.appendChild(currentButton);
container.append(document.createElement("br"));
}
//14:56.345, action:start;
//14:57.380, action:selected, written:blue, color:yellow, selected:yellow, correct:yes, time:1.035;
//instantiate colors
function run() {
selectedColors = chooseColors(farben, buttonCount);
masterColors = chooseColors(selectedColors, 2);
masterColor = masterColors[0];
decoyColor = masterColors[1];
masterButton.innerHTML = decoyColor.toUpperCase();
masterButton.style.color = masterColor;
console.log(selectedColors);
console.log(masterColor);
console.log(decoyColor);
logForMe(
{
"action" : "started",
"clickTime" : new Date(startTime).toISOString(),
//"buttonCount" : buttonCount,
//"selectedColors" : selectedColors,
"masterColor" : masterColor,
"decoyColor" : decoyColor
}
)
//label buttons
for (let i = 0; i < buttons.length; i++) {
var currentButton = buttons[i];
currentButton.innerHTML = selectedColors[i].toUpperCase();
}
}
//did the user select the correct button?
function evaluateColor (event) {
if (buttonsInactive) return;
if (!startTime) return;
guess++;
const clickTime = Date.now();
const chosenColor = event.target.innerHTML;
const masterColor = document.getElementById("master").style.color.toUpperCase();
const isSame = masterColor == chosenColor ? "correct" : "wrong";
const performanceTime = (clickTime - startTime) / 1000
clearTimeout(timer);
hideButtons();
if (showResult) {
document.getElementById("ergebnis").value = isSame;
document.getElementById("zeit").value = performanceTime + "s";
}
logForMe(
{
"action" : "chosen",
"clickTime" : new Date(clickTime).toISOString(),
// "buttonCount" : buttonCount,
// "selectedColors" : selectedColors,
"masterColor" : masterColor.toLowerCase(),
"decoyColor" : decoyColor.toLowerCase(),
// "chosenColor" : chosenColor.toLowerCase(),
"correctResult" : isSame,
"performanceTime" : performanceTime
// "guess" : guess
}
);
}
function hideButtons() {
for (let i = 0; i < buttonCount; i++) {
var button = document.getElementById("colorButton" + i);
button.innerHTML = "...";
}
masterButton.innerHTML = "...";
masterButton.style.color = backgroundColor;
}
function timeout() {
buttonsInactive = true;
hideButtons();
logForMe(
{
"action" : "chosen",
"clickTime" : new Date(Date.now()).toISOString(),
// "buttonCount" : buttonCount,
// "selectedColors" : selectedColors,
"masterColor" : masterColor.toLowerCase(),
"decoyColor" : decoyColor.toLowerCase(),
// "chosenColor" : chosenColor.toLowerCase(),
"correctResult" : "timeout",
"performanceTime" : maxTime
// "guess" : guess
}
);
}
function startStop (event) {
buttonsInactive = false;
clearTimeout(timer);
timer = setTimeout(timeout, maxTime);
startTime = Date.now();
guess = 0;
run();
}
</script>
</html>