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script.js
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script.js
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var button = document.getElementById("enter");
var input = document.getElementById("userInput");
var listUl = document.querySelector("ul");
var listItems = document.querySelectorAll("li");
var lis = listUl.children;
function populateList() {
var itemsArray = JSON.parse(localStorage.getItem("itemsArray")) || [];
for (var i = 0; i < itemsArray.length; i++) {
var li = document.createElement("li");
li.appendChild(document.createTextNode(itemsArray[i]));
li.addEventListener("click", toggleDone);
listUl.appendChild(li);
}
}
populateList();
function addDeleteButton(li) {
let deleteBtn = document.createElement("button");
deleteBtn.className = "delete";
deleteBtn.textContent = "Delete";
deleteBtn.setAttribute("data-item", li.innerText);
li.appendChild(deleteBtn);
}
for (let i = 0; i < lis.length; i++) {
addDeleteButton(lis[i]);
}
function toggleDone(event) {
// Check if the event target is the button or the text node inside the li element
if (event.target.tagName !== "BUTTON") {
event.target.classList.toggle("done");
}
}
for (let i = 0; i < lis.length; i++) {
lis[i].addEventListener("click", toggleDone);
}
function addListAfterKeypress(event) {
if (inputLength() > 0 && event.keyCode === 13) {
createListElement();
}
}
function inputLength() {
return input.value.length;
}
function createListElement() {
var ul = document.getElementsByTagName("ul")[0];
var li = document.createElement("li");
li.appendChild(document.createTextNode(input.value));
li.addEventListener("click", toggleDone);
addDeleteButton(li);
ul.appendChild(li);
input.value = "";
// Save the list item to local storage if it's not empty
if (li.innerText.trim() !== "") {
// Remove the "Delete" button text from the li element
var itemText = li.innerText.replace("Delete", "").trim();
var itemsArray = JSON.parse(localStorage.getItem("itemsArray")) || [];
itemsArray.push(itemText);
localStorage.setItem("itemsArray", JSON.stringify(itemsArray));
}
}
function addListAfterClick() {
if (inputLength() > 0) {
createListElement();
}
}
function deleteItem(event) {
if (event.target.tagName == "BUTTON") {
if (event.target.className == "delete") {
let li = event.target.parentNode;
let ul = li.parentNode;
ul.removeChild(li);
// Remove the item from local storage
var itemsArray = JSON.parse(localStorage.getItem("itemsArray")) || [];
var itemText = event.target.getAttribute("data-item");
var itemIndex = itemsArray.indexOf(itemText);
if (itemIndex !== -1) {
itemsArray.splice(itemIndex, 1);
localStorage.setItem("itemsArray", JSON.stringify(itemsArray));
}
}
}
}
listUl.addEventListener("click", deleteItem);
button.addEventListener("click", addListAfterClick);
input.addEventListener("keypress", addListAfterKeypress);
li.addEventListener("click", toggleDone);