//@version=5
strategy("BigBasha Algo", overlay=true)

// Parametrat për indikatorët
bb_length = input(20, title="Bollinger Bands Length")
bb_stdDev = input(1.2, title="Bollinger Bands Standard Deviation")  // Ulur standard deviation për Bollinger Bands
stochastic_length = input(14, title="Stochastic Length")
stochastic_k = input(3, title="Stochastic %K")
stochastic_d = input(3, title="Stochastic %D")
rsi_length = input(14, title="RSI Length")
macd_short = input(12, title="MACD Short Length")
macd_long = input(26, title="MACD Long Length")
macd_signal = input(9, title="MACD Signal Length")
atr_length = input(14, title="ATR Length")
risk_factor = input(1.0, title="ATR Risk Factor")  // Risku për stop-loss
reward_factor = input(2.5, title="ATR Reward Factor")  // Fitimi për take-profit

// Bollinger Bands
basis = ta.sma(close, bb_length)
upper_band = basis + bb_stdDev * ta.stdev(close, bb_length)
lower_band = basis - bb_stdDev * ta.stdev(close, bb_length)

// Stochastic
stochastic_k_value = ta.sma(ta.stoch(close, high, low, stochastic_length), stochastic_k)
stochastic_d_value = ta.sma(stochastic_k_value, stochastic_d)

// RSI
rsi = ta.rsi(close, rsi_length)

// MACD
[macdLine, signalLine, _] = ta.macd(close, macd_short, macd_long, macd_signal)

// ATR
atr_value = ta.atr(atr_length)

// Logjikë për sinjale Blerje (Buy)
buy_condition = (close < lower_band) and (stochastic_k_value < 30) and (rsi < 40) and (macdLine > signalLine)

// Logjikë për sinjale Shitje (Sell)
sell_condition = (close > upper_band) and (stochastic_k_value > 70) and (rsi > 60) and (macdLine < signalLine)

// Kufizimi kohor për sesionet e Londrës dhe Amerikës (08:00 - 16:00 UTC për Londër dhe 13:00 - 21:00 UTC për Amerikë)
london_session = (hour >= 8 and hour < 16)  // Londër: 08:00 - 16:00 UTC
us_session = (hour >= 13 and hour < 21)    // SHBA: 13:00 - 21:00 UTC

// Vizualizimi i sinjaleve vetëm gjatë sesioneve të Londrës dhe Amerikës
active_session = london_session or us_session

// Kushti për të mbyllur pozitat 15 minuta para mbylljes së sesionit të Amerikës
close_15_min_before_us = (hour == 20 and minute >= 45)  // 15 minuta para mbylljes (21:00 UTC)

// Vizualizimi i sinjaleve
plotshape(series=buy_condition and active_session, location=location.belowbar, color=color.green, style=shape.labelup, title="Buy Signal")
plotshape(series=sell_condition and active_session, location=location.abovebar, color=color.red, style=shape.labeldown, title="Sell Signal")

// Vizualizimi i stop-loss dhe take-profit
long_stoploss = close - risk_factor * atr_value
long_takeprofit = close + reward_factor * atr_value
short_stoploss = close + risk_factor * atr_value
short_takeprofit = close - reward_factor * atr_value

plot(long_stoploss, color=color.green, linewidth=1, title="Long Stop-Loss", display=display.none)  // Fshi Bollinger Bands
plot(long_takeprofit, color=color.green, linewidth=1, title="Long Take-Profit", display=display.none)  // Fshi Bollinger Bands
plot(short_stoploss, color=color.red, linewidth=1, title="Short Stop-Loss", display=display.none)  // Fshi Bollinger Bands
plot(short_takeprofit, color=color.red, linewidth=1, title="Short Take-Profit", display=display.none)  // Fshi Bollinger Bands

// Strategjia për hyrje dhe dalje vetëm gjatë sesioneve aktive
strategy.entry("Buy", strategy.long, when=buy_condition and active_session)
strategy.entry("Sell", strategy.short, when=sell_condition and active_session)

// Mbyllja e pozitave 15 minuta para mbylljes së sesionit të Amerikës
strategy.close("Buy", when=close_15_min_before_us)
strategy.close("Sell", when=close_15_min_before_us)

// Strategjia për take-profit dhe stop-loss
strategy.exit("Take Profit/Stop Loss", "Buy", stop=long_stoploss, limit=long_takeprofit, when=buy_condition and active_session)
strategy.exit("Take Profit/Stop Loss", "Sell", stop=short_stoploss, limit=short_takeprofit, when=sell_condition and active_session)