/**
 * purzi's Martingale bot V0.1
 */

const baseBet = 200    // how many satoshis to bet initially
const target = 2.75     // target multiplier
const betMultiplier = 1.7 // what to multiply the bet size by when we lose a wager
const maxBet = 200000	// Maximum bet in satoshis

var bet

let lossCount = 0

this.log(`Starting martingale with a base bet of ${baseBet} satoshis.`)

while (lossCount < 3)
{
  // make the bet and wait for the result
  const { multiplier } = await this.bet(betSize(lossCount), betMultiplier)

  if (multiplier < target)
  { // loss
  	if(bet >= maxBet)
  	{
  		lossCount = 0
  		this.log(`Cut our losses and run!`)
  	}
  	else
  	{
    	lossCount++
    	this.log(`Lost bet. Multiplying bet size by ${betMultiplier} for new bet size of ${betSize(lossCount)} satoshis.`)
    }
  }
  else
  { // win
    lossCount = 0
    this.log(`Won bet. Setting bet size to ${baseBet} satoshis.`)
  }
}

function betSize(lossCount)
{
  bet = baseBet * Math.pow(betMultiplier, lossCount)

  return bet > maxBet ? maxBet : Math.round(bet / 100) * 100

}