Universal Bot [AVATrade - PineConnector Ready]

//version=5
strategy("Universal Bot [AVATrade - PineConnector Ready]", overlay=true, default_qty_type=strategy.percent_of_equity, default_qty_value=100)

// === INPUTS === //
emaLen = input.int(20, title="EMA Lengte")
rsiLen = input.int(14, title="RSI Lengte")
macdFast = input.int(12, title="MACD Fast")
macdSlow = input.int(26, title="MACD Slow")
macdSig = input.int(9, title="MACD Signaallijn")
atrLen = input.int(14, title="ATR Lengte")
riskUSD = input.float(5, title="Risico per trade ($)")
accountUSD = input.float(500, title="Accountgrootte ($)")
riskReward = input.float(2.0, title="Risk-Reward ratio")
trailingPercent = input.float(0.5, title="Trailing stop (%)")

// === INDICATOREN === //
ema = ta.ema(close, emaLen)
rsi = ta.rsi(close, rsiLen)
[macdLine, signalLine, _] = ta.macd(close, macdFast, macdSlow, macdSig)
atr = ta.atr(atrLen)

// === SIGNALEN === //
longCond = ta.crossover(close, ema) and macdLine > signalLine and rsi > 55
shortCond = ta.crossunder(close, ema) and macdLine < signalLine and rsi < 45

// === POSITIEBEREKENING === //
entryPrice = close
stopLoss = atr
takeProfit = atr * riskReward
lotRaw = riskUSD / stopLoss
lotFinal = lotRaw / 100000 // omzetten naar standaard lot voor brokers
lotStr = str.tostring(lotFinal, "#.####")
slLong = entryPrice - stopLoss
tpLong = entryPrice + takeProfit
slShort = entryPrice + stopLoss
tpShort = entryPrice - takeProfit

// === TRAILING STOP === //
trailOffset = entryPrice * trailingPercent / 100
trailPips = trailOffset / syminfo.mintick

// === STRATEGIE EN ALERTS === //
if (longCond)
strategy.entry("LONG", strategy.long)
strategy.exit("TP/SL LONG", from_entry="LONG", limit=tpLong, stop=slLong, trail_points=trailPips, trail_offset=trailPips)
alert_message = '{ "action": "buy", "symbol": "' + syminfo.ticker + '", "lot": ' + lotStr + ', "sl": ' + str.tostring(slLong) + ', "tp": ' + str.tostring(tpLong) + ', "trail": ' + str.tostring(trailingPercent) + ' }'
alert(alert_message, alert.freq_once_per_bar)

if (shortCond)
strategy.entry("SHORT", strategy.short)
strategy.exit("TP/SL SHORT", from_entry="SHORT", limit=tpShort, stop=slShort, trail_points=trailPips, trail_offset=trailPips)
alert_message = '{ "action": "sell", "symbol": "' + syminfo.ticker + '", "lot": ' + lotStr + ', "sl": ' + str.tostring(slShort) + ', "tp": ' + str.tostring(tpShort) + ', "trail": ' + str.tostring(trailingPercent) + ' }'
alert(alert_message, alert.freq_once_per_bar)

// === VISUEEL === //
plot(ema, title="EMA", color=color.orange)
plotshape(longCond, title="BUY", location=location.belowbar, color=color.green, style=shape.labelup, text="BUY")
plotshape(shortCond, title="SELL", location=location.abovebar, color=color.red, style=shape.labeldown, text="SELL")