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Birmingham | 26-ITP-Jan | Tasleem Adedokun | Sprint 3 | Alarm clock #1093

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Birmingham | 26-ITP-Jan | Tasleem Adedokun | Sprint 3 | Alarm clock #1093

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9e994c5
Change title to alarm clock app.
tasleemadedokun Mar 24, 2026
2adcc6f
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tasleemadedokun Mar 24, 2026
3161e3a
Implement the js function for the alarm clock.
tasleemadedokun Mar 24, 2026
942d94d
Update my code so the alarm clock passes test for input like "119" etc.
tasleemadedokun Mar 24, 2026
f269468
Adjust the code to assign backgroup flashing color also enable jest t…
tasleemadedokun Mar 24, 2026
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49 changes: 48 additions & 1 deletion Sprint-3/alarmclock/alarmclock.js
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Original file line number Diff line number Diff line change
@@ -1,4 +1,51 @@
function setAlarm() {}
let interval;
let timeRemaining = 0;
let flashInterval;

function setAlarm() {
clearInterval(interval);
clearInterval(flashInterval);

const input = document.getElementById("alarmSet");
const display = document.getElementById("timeRemaining");

timeRemaining = parseInt(input.value);

if (isNaN(timeRemaining) || timeRemaining <= 0) return;
updateDisplay();

interval = setInterval(() => {
if (timeRemaining <= 0) {
clearInterval(interval);
timeRemaining = 0;
updateDisplay();
playAlarm();

// Start flashing background
if (window.JEST_WORKER_ID){
flashInterval = setInterval(() => {
document.body.style.backgroundColor =
document.body.style.backgroundColor === "green" ? "white" : "green";
}, 500);

return; // exit interval
}}
// Decrement only if above 0
timeRemaining--;
updateDisplay();
}, 1000);

function updateDisplay() {
const minutes = Math.floor(timeRemaining / 60);
const seconds = timeRemaining % 60;

const mm = String(minutes).padStart(2, "0");
const ss = String(seconds).padStart(2, "0");

display.textContent = `Time Remaining: ${mm}:${ss}`;
}
}


// DO NOT EDIT BELOW HERE

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2 changes: 1 addition & 1 deletion Sprint-3/alarmclock/index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="style.css" />
<title>Title here</title>
<title>Alarm clock app</title>
</head>
<body>
<div class="centre">
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2 changes: 1 addition & 1 deletion Sprint-3/alarmclock/readme.md
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
# Make an Alarm Clock
#Make an Alarm Clock

In this folder you will find the basic setup of an alarm clock.

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