test.js

// const db = require('./logger')

// // Add a post
// db.get('trades')
//   .push({
//     timestamp: Date.now(),
//     pair: 'ABCBTC',
//     state: Math.random() < 0.5 ? 'opened' : 'closed'                            
//   })
//   .write()

// const x = db.get('trades')
//   .last()  
//   .value()

// // return x === 'closed' ? 'false' : 'true'
// // console.log(db.getState())
// console.log(x.state === 'closed' ? false : true, x.state)

const api = require('binance')
const config = require('./config')
const Trader = require(`./strategies/${config.strategy}`)

const client = new api.BinanceRest({
  key: config.API_KEY, // Get this from your account on binance.com
  secret: config.API_SECRET, // Same for this
  timeout: 15000, // Optional, defaults to 15000, is the request time out in milliseconds
  recvWindow: 20000, // Optional, defaults to 5000, increase if you're getting timestamp errors
  disableBeautification: false,
  handleDrift: true,
  reconnect: false
})

const EMA = (arr, n = 10) => {
  const k = 2/(n+1)
  let emaArr = [arr[0]]
  for(let i = 1; i < arr.length; i++){
    emaArr.push(arr[i] * k + emaArr[i - 1] * (1 - k))
  }
  return emaArr
}

const websocket = new api.BinanceWS()
const hl2 = (h, l) => (+h + +l) / 2
// const bot = new Trader({
//   test: false,
//   client,
//   base: config.currency,
//   websocket,
//   maxBalance: 50 //Percentage. 0 to disable
// })
let support = [0]
console.log(support.length ? support.length : 'False')
// client.klines({
//   symbol: 'BNBBTC',
//   interval: '1m',
//   limit: 50
// })
// .then(res => res.map(c => support.push(hl2(c.high, c.low))))
// //.then(res => EMA(res))
// // support.then(console.log)
const x = websocket.onKline('BNBBTC', '1m', (data) => {
  console.log(data.kline)
  if(data.kline.final){
    support.shift()
    support.push(hl2(data.kline.high, data.kline.low))
    console.log(EMA(support), data.kline.high)
    x.close()
  }
})

// async function test() {
//   bot.asset = 'XLM'
//   await bot.syncBalances()
//   return bot.balances
// }

// test().then(console.log)