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todo.js
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todo.js
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const toDoForm = document.querySelector(".js-toDoForm"),
toDoInput = toDoForm.querySelector("input"),
toDoList = document.querySelector(".js-toDoList");
const TODOS_LS = "toDos";
let toDos=[]
function filterFn(toDo){
}
function deleteToDo(event){
const btn =event.target;
const li=btn.parentNode;
toDoList.removeChild(li);
const cleanToDos=toDos.filter(function(toDo){
return toDo.id !==parseInt(li.id);
})
toDos=cleanToDos;
saveToDos();
}
function saveToDos(){
localStorage.setItem(TODOS_LS,JSON.stringify(toDos));
}
function paintToDo(text) {
const li = document.createElement("li");
const delBtn = document.createElement("button");
const span = document.createElement("span");
const newId=toDos.length+1;
delBtn.innerText = "❌";
delBtn.addEventListener("click",deleteToDo);
span.innerText = text;
li.appendChild(delBtn);
li.appendChild(span);
toDoList.appendChild(li);
li.id=newId;
const toDoObj={
text:text,
id:newId
}
toDos.push(toDoObj);
saveToDos();
}
function handleSubmit(event) {
event.preventDefault();
const currentValue = toDoInput.value;
paintToDo(currentValue);
toDoInput.value = "";
}
function loadToDos() {
const loadedToDos = localStorage.getItem(TODOS_LS);
if (loadedToDos !== null) {
const parsedToDos=JSON.parse(loadedToDos);
parsedToDos.forEach(function(toDo){
paintToDo(toDo.text);
});
}
}
function init() {
loadToDos();
toDoForm.addEventListener("submit", handleSubmit);
}
init();