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script.js
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script.js
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const form = document.getElementById('form')
const input = document.getElementById('input')
const todosUL = document.getElementById('todos')
const todos = JSON.parse(localStorage.getItem('todos'))
if(todos) {
todos.forEach(todo => addTodo(todo))
}
form.addEventListener('submit', (e) => {
e.preventDefault()
addTodo()
})
function addTodo(todo) {
let todoText = input.value
if(todo) {
todoText = todo.text
}
if(todoText) {
const todoEl = document.createElement('li')
if(todo && todo.completed) {
todoEl.classList.add('completed')
}
todoEl.innerText = todoText
todoEl.addEventListener('click', () => {
todoEl.classList.toggle('completed')
updateLS()
})
todoEl.addEventListener('contextmenu', (e) => {
e.preventDefault()
todoEl.remove()
updateLS()
})
todosUL.appendChild(todoEl)
input.value = ''
updateLS()
}
}
function updateLS() {
todosEl = document.querySelectorAll('li')
const todos = []
todosEl.forEach(todoEl => {
todos.push({
text: todoEl.innerText,
completed: todoEl.classList.contains('completed')
})
})
localStorage.setItem('todos', JSON.stringify(todos))
}