/**
 * Free Trading Calculators
 * Web versions: https://blog.quant-view.xyz/tools/
 * Telegram: https://t.me/GFIL_Trading
 * Discord: https://discord.gg/GMmMCD4MCr
 */

function positionSize(accountBalance, riskPercent, stopLossPips, pipValue = 10) {
  const riskAmount = accountBalance * (riskPercent / 100);
  return parseFloat((riskAmount / (stopLossPips * pipValue)).toFixed(2));
}

function pipValue(currencyPair, lotSize = 1) {
  const rates = { "EURUSD": 10, "GBPUSD": 10, "USDJPY": 9.3, "XAUUSD": 10 };
  return rates[currencyPair] * lotSize || 10;
}

function fibonacci(high, low) {
  const diff = high - low;
  return {
    "0.236": high - diff * 0.236,
    "0.382": high - diff * 0.382,
    "0.500": high - diff * 0.500,
    "0.618": high - diff * 0.618,
    "0.786": high - diff * 0.786,
  };
}

module.exports = { positionSize, pipValue, fibonacci };