#property copyright "Copyright (c) 2018, Neetkun.io"
#property link      "https://neetkun.io/"
#property version   "1.0"
// pips
double currencyUnitPerPips(string symbol)
{
    double digits = MarketInfo(symbol, MODE_DIGITS);
    double point = MarketInfo(symbol, MODE_POINT);
    double currencyUnit = 0.0;
    if(digits == 3.0 || digits == 5.0){
      currencyUnit = point * 10.0;
    } else {
      currencyUnit = point;
    }
    return currencyUnit;
}


// BestLot
double BestLot(double lotpercent) {
  return NormalizeDouble(AccountBalance() * AccountInfoInteger(ACCOUNT_LEVERAGE) / Close[0] / 100000 * (lotpercent / 100), 2);
}

// TrailingStop
int trailingPrice = 0;
void TrailingStop(int ticket, double profit) {
    if(OrdersTotal() == 0) {
        trailingPrice = 0;
    }


    if (OrderSelect(ticket, SELECT_BY_TICKET) == true) {
        // 買い処理
        if (OrderType() == OP_BUY && OrderOpenPrice() < Bid) {
            if (trailingPrice > Bid - profit * Point) {
                OrderModify(OrderTicket(), OrderOpenPrice(), Bid - profit * Point, 0, 0, clrNONE);
                trailingPrice = Bid - profit * Point;
            }
        }
        // 売り処理
        if (OrderType() == OP_SELL && OrderOpenPrice() < Ask) {
            if (trailingPrice < Ask + profit * Point) {
                OrderModify(OrderTicket(), OrderOpenPrice(), Ask + profit * Point, 0, 0, clrNONE);
                trailingPrice =  Ask + profit * Point;
            }
        }
    }
}