diff --git a/Sprint-3/alarmclock/alarmclock.js b/Sprint-3/alarmclock/alarmclock.js
index 6ca81cd3b..a225e5285 100644
--- a/Sprint-3/alarmclock/alarmclock.js
+++ b/Sprint-3/alarmclock/alarmclock.js
@@ -1,4 +1,25 @@
-function setAlarm() {}
+function setAlarm() {
+ const input = document.getElementById('alarmSet');
+ const heading = document.getElementById('timeRemaining');
+ let totalSeconds = parseInt(input.value) || 0;
+
+ function updateDisplay() {
+ const minutes = Math.floor(totalSeconds / 60);
+ const seconds = totalSeconds % 60;
+ heading.innerText = `Time Remaining: ${minutes.toString().padStart(2, '0')}:${seconds.toString().padStart(2, '0')}`;
+
+ if (totalSeconds > 0) {
+ totalSeconds--;
+ } else {
+ playAlarm();
+ clearInterval(intervalId); // Stop interval after alarm
+ }
+ }
+
+ updateDisplay(); // Set initial time
+ const intervalId = setInterval(updateDisplay, 1000);
+}
+
// DO NOT EDIT BELOW HERE
diff --git a/Sprint-3/alarmclock/index.html b/Sprint-3/alarmclock/index.html
index 48e2e80d9..ff2d3b453 100644
--- a/Sprint-3/alarmclock/index.html
+++ b/Sprint-3/alarmclock/index.html
@@ -4,7 +4,7 @@
- Title here
+ Alarm clock app
diff --git a/Sprint-3/alarmclock/package.json b/Sprint-3/alarmclock/package.json
index e1331e071..66df4bd22 100644
--- a/Sprint-3/alarmclock/package.json
+++ b/Sprint-3/alarmclock/package.json
@@ -13,5 +13,10 @@
"bugs": {
"url": "https://github.com/CodeYourFuture/CYF-Coursework-Template/issues"
},
- "homepage": "https://github.com/CodeYourFuture/CYF-Coursework-Template#readme"
+ "homepage": "https://github.com/CodeYourFuture/CYF-Coursework-Template#readme",
+ "devDependencies": {
+ "@jest/globals": "^30.3.0",
+ "jest": "^30.3.0",
+ "jsdom": "^26.1.0"
+ }
}