strategy("RSI2", overlay=true)

//inizializzazione parametri

start = timestamp(input(2021, "start year"), input(1, "start month"), input(1, "start day"), 00, 00)
end = timestamp(input(2022, "end year"), input(1, "end month"), input(1, "end day"), 00, 00)

//RSI
src = close
len = input(2, minval=1, title="RSILength")
up = rma(max(change(src), 0), len)
down = rma(-min(change(src), 0), len)
rsi = down == 0 ? 100 : up == 0 ? 0 : 100 - 100 / (1 + up / down)

//medie mobili

mmlen = input(200, title="Slow MA len")
mmflen = input(50, title="Fast MA len")
machoice = input(defval="EMA", options=["SMA", "EMA"])

//soglie RSI
RSIthreshUP = input (90, title="Threshold RSI up")
RSIthreshDWN = input (10, title="Threshold RSI down")

//input ticker
tick=input(0.5,title="Ticker size",type=input.float)
filter=input(true,title="Trend Filter",type=input.bool)

mmslow = if machoice == "SMA"
    sma(close, mmlen)
else
    ema(close, mmlen)

mmfast = if machoice == "SMA"
    sma(close, mmflen)
else
    ema(close, mmflen)

plot(mmslow, color=color.white)
plot(mmfast, color=color.yellow)


//condizioni ingresso ed uscita mercato. Uscita non utilizzate

ConditionEntryL = if filter == true
    mmfast > mmslow and close > mmslow and rsi < RSIthreshDWN
else 
    mmfast > mmslow and rsi < RSIthreshDWN
    
ConditionEntryS = if filter == true
    mmfast < mmslow and close < mmslow and rsi > RSIthreshUP
else
    mmfast < mmslow and rsi > RSIthreshUP
//ConditionExitL = (barssince(close>open)>2)
//ConditionExitS = (barssince(open>close)>2)

//impostazione trailing stop
ts = input(1, title="TrailingStop%", type=input.float)
ts_calc = close * (1/tick) * ts * 0.01

//ingressi ed uscite Mercato
if ConditionEntryL
    strategy.entry("RSILong", strategy.long)

strategy.exit("ExitLong", "RSILong", trail_points=0, trail_offset=ts_calc)
//if (ConditionExitL)
//    strategy.close ("RSILong")

if ConditionEntryS
    strategy.entry("RSIShort", strategy.short)

strategy.exit("ExitShort", "RSIShort", trail_points=0, trail_offset=ts_calc)
//if (ConditionExitS)
//    strategy.close ("RSIShort")