freeCodeCamp · mtrivera · Dec 11, 2025 · Dec 18, 2025 · Dec 18, 2025 · Dec 18, 2025
diff --git a/fullstack-cert/js-projects/workshop-escape-room/index.html b/fullstack-cert/js-projects/workshop-escape-room/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Document</title>
+</head>
+
+<body>
+  <script src="script.js"></script>
+</body>
+
+</html>
diff --git a/fullstack-cert/js-projects/workshop-escape-room/script.js b/fullstack-cert/js-projects/workshop-escape-room/script.js
@@ -0,0 +1,86 @@
+const countdown = () => {
+  const answerToLifeMeaningUniverse = 42;
+  for (let i = 120; i > 0; i--) {
+    if (i === answerToLifeMeaningUniverse) {
+      return true;
+    }
+  }
+  return false;
+}
+
+const patternMatch = (text, pattern) => {
+  let left = 0;
+  let right = text.length;
+  const patternOffset = pattern.length;
+  while (left < right) {
+    if (text.slice(left, left + patternOffset) === pattern ||
+        text.slice(right, right - patternOffset) === pattern) {
+      return true;
+    }
+    left++;
+    right--;
+  }
+  return false;
+}
+
+const inputValidator = () => {
+  let username;
+  const minLength = 3;
+  const maxLength = 17;
+  const isValidLength = username =>
+     username.length >= minLength && username.length <= maxLength;
+
+  do {
+    username = prompt('Please enter a valid username:');
+  } while(username === '' || username === null);
+
+  return isValidLength(username);
+}
+
+const keypad = {
+  1: {
+    isLocked: true,
+  },
+  2: {
+    isLocked: true,
+  },
+  3: {
+    isLocked: true,
+  }
+};
+
+const openDoor = keypad => {
+  let isOpen = true;
+
+  if (countdown()) {
+    keypad[1].isLocked = false;
+    console.log('Clue 1 solved: keypad 1 unlocked');
+  }
+
+  if (patternMatch('freecodecampfccFREECODECAMP', 'fcc')) {
+    keypad[2].isLocked = false;
+    console.log('Clue 2 solved: keypad 2 unlocked');
+  }
+
+  if (inputValidator()) {
+    keypad[3].isLocked = false;
+    console.log('Clue 3 solved: keypad 3 unlocked');
+  }
+
+  checkKeypad: {
+    for (const lockNumber in keypad) {
+      if (keypad[lockNumber].isLocked) {
+        isOpen = false;
+        break checkKeypad;
+      }
+    }
+  }
+
+  if (isOpen) {
+    console.log('Congratulations! You have solved all the puzzles and can now exit!');
+  } else {
+    console.log('Access denied. One or more of the locks are still locked. Please check the progressState');
+  }
+}
+
+openDoor(keypad);
diff --git a/fullstack-cert/js-projects/workshop-escape-room/user-stories.md b/fullstack-cert/js-projects/workshop-escape-room/user-stories.md