dvf-client-js/src/lib/bfx/calculateVolume.js

<img src="https://avatars1.githubusercontent.com/u/56512535?s=200&v=4" align="right" />

const getUSDPrice = require('./getUSDPrice')

module.exports = async (symbol, amount, price) => {
  const quoteSymbol = symbol.split(':')[1]

  quoteSymbolPrice = await getUSDPrice(quoteSymbol)

  // long or short the volume will be the same
  amount = Math.abs(amount)

  return amount * price * quoteSymbolPrice
}