Dumb schedule maker.js

const availableHours = 5.5;
const availableMeetings = [
  { title: 'Welcome greetings', duration: 5.45 },
  { title: 'Stand Up', duration: 0.05 },
  { title: 'Product catch up', duration: 1.5 },
  { title: 'Candidate interview', duration: 1.0 },
  { title: 'Coffee break', duration: 1.0 },
  { title: 'Spring planning', duration: 2.0 },
  { title: 'Sub-project estimation', duration: 2.0 },
];

const trimToFixedFloat = numberObject => {
  const trimmedFloat = parseFloat(parseFloat(numberObject).toFixed(2));
  return isNaN(trimmedFloat) ? new Error('Not a Number!') : trimmedFloat;
};

const getSchedule = (availableMeetings, availableHours) => {
  const resultMeetings = [];
  let hoursAreLeft = trimToFixedFloat(availableHours);

  for (meeting of availableMeetings) {
    const meetingDuration = trimToFixedFloat(meeting.duration);

    if (hoursAreLeft === 0) {
      console.log('You have no more free hours left!');
      break;
    }

    if (hoursAreLeft >= meetingDuration) {
      resultMeetings.push(meeting);
      hoursAreLeft = trimToFixedFloat(hoursAreLeft - meetingDuration);
    }
  }

  if (hoursAreLeft !== 0) console.log('Free hours left: ', hoursAreLeft);
  return resultMeetings;
};

console.log(getSchedule(availableMeetings, availableHours));