script.js

const form = document.querySelector("#form-habits")
const nlwSetup = new NLWSetup(form)//inicia biblioteca
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) //Verifica se o dia já existe no conjunto de dias

  if(dayExists){
    alert("Dia já adicionado!")
    return
  }
  
  nlwSetup.addDay(today) //Adiciona um dia aos dias registrados e renderiza o layout depois disso
}

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


// const data = {
//   run: ["01-01", "01-02", "01-06"],
//   read: ["01-02", "01-05"],
//   takePills: ["01-01", "01-02", "01-05", "01-06", "01-07"],
//   ride: ["01-01", "01-02", "01-05", "01-06", "01-07"],
// }

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