Gold Signal System + Alerts

// GOLD SIGNAL SYSTEM + ALERTS
//version=5
indicator("Gold Signal System + Alerts", overlay=true)

// EMAs
ema50 = ta.ema(close, 50)
ema200 = ta.ema(close, 200)

// Conditions
buySignal = ta.crossover(ema50, ema200)
sellSignal = ta.crossunder(ema50, ema200)

// Plot
plot(ema50, color=color.yellow)
plot(ema200, color=color.blue)

// Signals
plotshape(buySignal, title="BUY", style=shape.labelup, color=color.new(color.green,0), text="BUY", size=size.small)
plotshape(sellSignal, title="SELL", style=shape.labeldown, color=color.new(color.red,0), text="SELL", size=size.small)

// Alerts
alertcondition(buySignal, title="Buy Signal", message="BUY signal on GOLD")
alertcondition(sellSignal, title="Sell Signal", message="SELL signal on GOLD")