script.js

const form = document.querySelector("#form-habits");
const nlwSetup = new NLWSetup(form);
const button = document.querySelector("header button");

button.addEventListener("click", add);
form.addEventListener("change", save);

function add() {
	const today = new Date().toLocaleDateString("pt-br").slice(0, -5);
	const dayExists = nlwSetup.dayExists(today);

	if (dayExists) {
		alert("Dia já incluso 🔴");
		return;
	}

	alert("Adicionado com sucesso ✅");
	nlwSetup.addDay(today);
}

function save() {
	localStorage.setItem("NLWSetup@habits", JSON.stringify(nlwSetup.data));
}

const data = JSON.parse(localStorage.getItem("NLWSetup@habits")) || {};
nlwSetup.setData(data);
nlwSetup.load();