const storage = require('Storage');
let settings;

function updateSettings() {
    storage.write('daysleft.json', settings);
  }

  function resetSettings() {
    settings = {
      day : 17,
      month : 6,
      year: 2020
    };
    updateSettings();
  }

  settings = storage.readJSON('daysleft.json',1);
  if (!settings) resetSettings();

  var dd = settings.day,
      mm = settings.month-1, //month is zero-based
      yy = settings.year;

  const oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds
  const targetDate = new Date(yy, mm, dd);
  const today = new Date();

  //create date object with today, but 00:00:00
  const currentYear = today.getFullYear();
  const currentMonth = today.getMonth();
  const currentDay = today.getDate();
  const todayMorning = new Date (currentYear, currentMonth, currentDay, 0, 0, 0);

  const diffDays = (targetDate - todayMorning) / oneDay;

WIDGETS["daysl"]={area:"tl",width:40,draw:function(){
  g.setFont("6x8", 1);
  g.drawString(diffDays,this.x+12,this.y+12);
}};