strategy("EMA+SAR", shorttitle='EMA+SAR', overlay=true, pyramiding=0, default_qty_type=strategy.percent_of_equity, default_qty_value=100, currency=currency.USD, initial_capital=1500, commission_type= strategy.commission.percent, commission_value= 0.1)


start = (0.02)
increment = (0.02)
maximum = (0.2)

psar = sar(start, increment, maximum)

ema_0 = input(11, minval=1, title="EMA 0")
ema_1 = input(60, minval=1, title="EMA 1")
ema_2 = input(203, minval=1, title="EMA 2")
//vwma_0 = input(113, minval=1, title="VWMA")

src = close

ema0 = ema(src, ema_0)
ema1 = ema(src, ema_1)
ema2 = ema(src, ema_2)
//vwma0 = vwma(src, vwma_0)

plot(ema0, color=red, title="EMA 0", style=line)
plot(ema1, color=orange, title="EMA 1", style=line)
plot(ema2, color=yellow, title="EMA 2", style=line)
//plot(vwma0, color=green, title="VWMA", style=line)

startingPeriod = n<500
longCondition= ((ema0 > ema1) and (ema0 > ema2) and (ema1 > ema2) and (psar >= high))  and not startingPeriod
//longCondition= (crossover(ema0, ema1) and (ema0 > ema2) and (ema1 > ema2)) or (crossover(ema1,ema2) and (ema0>ema2)) and not startingPeriod
//shortCondition=

strategy.entry("Long", strategy.long, when=longCondition)
//strategy.entry("Short", strategy.short, when=shortCondition)

//longClose= (low<vwma0) or ((close < ema0) and (vwma0 < ema1))
longClose= (psar <= low)
//shortClose=

strategy.close("Long", when=longClose)
//strategy.close("Short", when=shortClose)