// Task:
// - Get today's date (you only need the day).
// - Calculate remaining days.
// - Display remaining days in countdownDisplay.

function renderCountdown() {
  // const christhmas = 25;
  let christmas = new Date("12/24/2021 00:00:00");
  let christmasInMill = christmas.getTime();
  console.log("christmas in milliseconds is always: " + christmasInMill);   

  const currentDate = new Date();
  let currentTimeInMill = currentDate.getTime();
  console.log("current time is: " + currentTimeInMill)
  
  let timeTillXmasInMill = (christmasInMill - currentTimeInMill);
  
  console.log("time till xmas in milliseconds is: " + timeTillXmasInMill); 
  let result = Math.round(timeTillXmasInMill / 86400000); //86400000 milliseconds in a day to get the nr of days
  console.log("time till xmas in days is: " + result); 
  return result;
}

let countdownDaysDisplay = document.getElementById("countdown-days-display");
countdownDaysDisplay.innerHTML = renderCountdown();