[Snorkell.ai] Please review the generated documentation

src/js/quizUI.js

@@ -91,6 +91,10 @@ export const quizUI = function (datas) {
   document.getElementById("carouselContainer").appendChild(carouselFrags);
 };
 
+/**
+ * Function to show or change the text and behavior of the submit button based on the active section in the quiz screen carousel.
+ * @throws {Error} If the required elements are not found in the DOM.
+ */
 export function showSubmitBtn() {
   const sectionItems = document.querySelectorAll(".quiz-screen .carousel-item");
   const nextBtn = document.querySelector(".control-group .btn-primary");

src/js/selectLevel.js

@@ -1,6 +1,16 @@
+/**
+ * Function to handle the selection of a level.
+ * @throws {Error} If there is an issue with accessing or setting localStorage.
+ */
 export function selectedLevel() {
   const levels = document.querySelectorAll(".level-box");
 
+  /**
+   * Handles the click event on a level element.
+   * 
+   * @param {Event} event - The click event object.
+   * @throws {TypeError} - If event is not provided.
+   */
   function handleClick(event) {
     const clickedLevel = event.currentTarget;
     const levelClass = clickedLevel.classList[1];