Tournament BYE Concept

tournament.js

function isPowerOf2(number) {
  // If the number is 0, it is not a power of 2
  if (number === 0) {
    return false;
  }

  // Check if the number is divisible by 2 without a remainder
  while (number % 2 === 0) {
    number = number >> 1;
  }

  // If the number is 1, it is a power of 2
  if (number === 1) {
    return true;
  }

  // Otherwise, the number is not a power of 2
  return false;
}

function closestPowerOf2(number) {
  // Find the next power of 2 greater than or equal to the number
  var nextPowerOf2 = Math.pow(2, Math.ceil(Math.log2(number)));

  // If the number is a power of 2, return the number
  if (isPowerOf2(number)) {
    return number;
  }

  // Otherwise, return the next power of 2
  return nextPowerOf2;
}

 var number = 32;

console.log(`Is ${number} a power of 2: `, isPowerOf2(number)); // false
console.log(`${ closestPowerOf2(number)} is the closestPowerOf2` ); // 16

let idealNumber = closestPowerOf2(number);
let providedNumber = isPowerOf2(number)
let numberOfBye = 0
let arrayOfPlayers = [
    { id: 1, name: "abc" },
    { id: 2, name: "bcd", },
    { id: 3, name: "bcd", },
    { id: 4, name: "bcd", },
    { id: 5, name: "bcd", },
    { id: 6, name: "bcd", },
    { id: 7, name: "bcd", },
    { id: 8, name: "bcd", },
    { id: 9, name: "bcd", },
    { id: 10, name: "bcd", },
    { id: 11, name: "bcd", },
    { id: 12, name: "bcd", },
    { id: 13, name: "bcd", },
]
function createBYEs(numberOfBye) {
    for (let index = 0; index < numberOfBye; index++) {
        arrayOfPlayers.push({id:Math.random().toString(36).substr(2, length), name: "BYE"})
    }
    return arrayOfPlayers
}

if (!providedNumber) {
    numberOfBye = idealNumber - number
    console.log(`${numberOfBye} is the number of BYE needed!`)
    let allPlayers = createBYEs(numberOfBye)
    console.log(allPlayers.length)
}

console.log("array of Players: ", arrayOfPlayers)