diff --git a/Sprint-3/alarmclock/alarmclock.js b/Sprint-3/alarmclock/alarmclock.js
index 6ca81cd3b..9c8aee4bf 100644
--- a/Sprint-3/alarmclock/alarmclock.js
+++ b/Sprint-3/alarmclock/alarmclock.js
@@ -1,5 +1,27 @@
-function setAlarm() {}
+function setAlarm() {
+ let time = Number(document.getElementById("alarmSet").value);
+ let heading = document.getElementById("timeRemaining");
+ function updateClock() {
+ let minutes = Math.floor(time / 60);
+ let seconds = time % 60;
+
+ minutes = String(minutes).padStart(2, "0");
+ seconds = String(seconds).padStart(2, "0");
+
+ heading.innerText = `Time Remaining: ${minutes}:${seconds}`;
+
+ if (time === 0) {
+ clearInterval(timer);
+ playAlarm();
+ }
+
+ time--;
+ }
+
+ updateClock();
+ let timer = setInterval(updateClock, 1000);
+}
// DO NOT EDIT BELOW HERE
var audio = new Audio("alarmsound.mp3");
diff --git a/Sprint-3/alarmclock/index.html b/Sprint-3/alarmclock/index.html
index 48e2e80d9..9b71b5b6e 100644
--- a/Sprint-3/alarmclock/index.html
+++ b/Sprint-3/alarmclock/index.html
@@ -4,7 +4,7 @@
- Title here
+ Alarm Clock
diff --git a/Sprint-3/alarmclock/package.json b/Sprint-3/alarmclock/package.json
index e1331e071..0e82893d4 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": {
+ "@testing-library/jest-dom": "^6.9.1",
+ "jest-environment-jsdom": "^30.4.1",
+ "jsdom": "^20.0.3"
+ }
}