one/src/3.secondary-sell.js

const BinanceSpot = require('./libs/BinanceSpot.js')
const Config = require('../config/Config.js')
const ListenConfig = require('../config/ListenConfig.js')
const PrivateConfig = require('./PrivateConfig.js')
const MyKit = require('./kit/MyKit.js')

const bs = new BinanceSpot(PrivateConfig.binanceAPIKey, PrivateConfig.binanceSecretKey)

function findBalanceBySymbol(accountInfo, symbol='BUSD') {
  for (const asset of accountInfo.balances) {
    if (asset.asset === symbol) {
      return parseFloat(asset.free)
    }
  }

  return 0
}

async function onTick() {
  const accountInfo = await bs.accountInfo()

  if (accountInfo && accountInfo.balances) {
    for (const token of ListenConfig.tokenList) {
      const amount = MyKit._N(findBalanceBySymbol(accountInfo, token.symbol), token.binanceDecimals)
      const pair = token.symbol + Config.baseToken.symbol

      if (amount >= Math.pow(10, -token.binanceDecimals)) {
        const orderRst = await bs.sell(pair, -1, amount)
        const time = MyKit.getTimeByMillisecond(new Date().getTime())

        console.log(`[${time} 二级交易所产生新的卖出]币种：${token.symbol}, 数量：${amount}, 卖出(${Config.baseToken.symbol})：${orderRst.cummulativeQuoteQty}.`)
        console.log(`下单回执:${JSON.stringify(orderRst)}\n\n\n`)
      }
    }
  }
}

async function main() {
  while (true) {
    try {
      await onTick()
    } catch (e) {
      console.log(e)
    }

    await MyKit.sleep(5000)
  }
}

main()