Calculate cryptocurrency average price from Binance API

cryptoAveragePrice.js

function cryptoAveragePrice(binanceData) {
  return binanceData.reduce((sum, { totalQuota, price }) => {
    const totalBought = sum.totalBought + Number(totalQuota)
    const totalPrice = sum.totalPrice + Number(totalQuota) * Number(price)

    return {
        totalBought,
        totalPrice,
        average: totalPrice / totalBought
    }
  }, { totalBought: 0, totalPrice: 0, average: 0 })
}