EMA Crossover 21/50 + Daily Filter

// This Pine Script v5 strategy is licensed under the MIT License
// Tested with Backtrex (https://backtrex.com) on 10 years of M1 data
// Anti-repainting: all references use close[1]

//@version=5
strategy("EMA Crossover 21/50 + Daily Filter", overlay=true, default_qty_type=strategy.percent_of_equity, default_qty_value=2)

// Inputs
fastLen = input.int(21, "Fast EMA Length")
slowLen = input.int(50, "Slow EMA Length")
trendLen = input.int(200, "Daily Trend EMA Length")
atrLen = input.int(14, "ATR Length")
atrMultSL = input.float(1.5, "ATR Multiplier for SL")
atrMultTP = input.float(3.0, "ATR Multiplier for TP")

// Indicators (using close[1] to prevent repainting)
fastEMA = ta.ema(close[1], fastLen)
slowEMA = ta.ema(close[1], slowLen)
dailyEMA = request.security(syminfo.tickerid, "D", ta.ema(close[1], trendLen))
atr = ta.atr(atrLen)

// Crossover signals
bullCross = ta.crossover(fastEMA, slowEMA)
bearCross = ta.crossunder(fastEMA, slowEMA)

// Trend filter
bullTrend = close[1] > dailyEMA
bearTrend = close[1] < dailyEMA

// Entry conditions
longCondition = bullCross and bullTrend
shortCondition = bearCross and bearTrend

// Execute trades
if longCondition
    sl = close - atr * atrMultSL
    tp = close + atr * atrMultTP
    strategy.entry("Long", strategy.long)
    strategy.exit("Long Exit", "Long", stop=sl, limit=tp)

if shortCondition
    sl = close + atr * atrMultSL
    tp = close - atr * atrMultTP
    strategy.entry("Short", strategy.short)
    strategy.exit("Short Exit", "Short", stop=sl, limit=tp)

// Plots
plot(fastEMA, "Fast EMA", color=color.blue)
plot(slowEMA, "Slow EMA", color=color.red)
plot(dailyEMA, "Daily EMA 200", color=color.gray, linewidth=2)