withdraw.js

#!/usr/bin/env node
const { ACCOUNT, TOKEN_CONTRACTS } = require('./constants')
const { transferToken } = require('./token/transfer-token')
const { getQuantity } = require('./utils')
const pressAnyKey = require('./node_modules/press-any-key')

var argv = require('yargs/yargs')(process.argv)
  .command('Tranfer cryptocurrency from your account to another account')
  .example(
    '$0 -p 10000 -s foobar -r cryptotester -m "Hello!"',
    'Send 10k FOOBAR to cryptotester with "Hello!" as memo.'
  )
  .describe('amount', 'Amount')
  .alias('p', 'amount')
  .describe('symbol', 'Symbol')
  .alias('s', 'symbol')
  .describe('receiver', 'Receiver')
  .alias(['t', 'r'], 'receiver')
  .describe('memo', 'Memo')
  .alias('m', 'memo')
  .default('memo', '')
  .boolean(['debug'])
  .demandOption(['amount', 'symbol', 'receiver']).argv

const withdraw = async (amount, symbol, receiver, memo) => {
  symbol = symbol.toUpperCase()
  const memoText = memo !== '' ? ` (memo: ${memo})` : ''
  console.log(
    `Transfer ${amount} ${symbol} from ${ACCOUNT} to ${receiver}${memoText}.`
  )
  const quantity = getQuantity(amount, symbol)
  const token_contract = TOKEN_CONTRACTS[symbol]
  if (argv.debug)
    console.log(
      `${amount} ${symbol} converted to '${quantity}' (token_contract: ${token_contract})`
    )

  pressAnyKey('Press ENTER to continue, or Ctrl + C to stop.', {
    ctrlC: 'reject',
  })
    .then(async () => {
      try {
        await transferToken({
          tokenContract: token_contract,
          to: receiver,
          quantity: quantity,
          memo: `${memo}`,
        })
      } catch (e) {
        console.log(e)
      }
    })
    .catch(() => {
      console.log('You pressed Ctrl + C')
    })
}

withdraw(argv.amount, argv.symbol, argv.receiver, argv.memo)