export const LEVEL_99_XP = 13034431;

export function levelToExperience(level) {
  let sum = 0;
  for (let i = 1; i < level; i++) {
    sum += Math.floor(i + 300 * 2 ** (i / 7));
  }
  return Math.floor(0.25 * sum);
}

export function experienceToLevel(experience) {
  let level = 0;
  for (let i = 1; i <= 126; i++) {
    if (levelToExperience(i + 1) > experience) {
      level = i;
      break;
    }
  }

  return level;
}