अनेक संकेतक रणनीति में सहायक होते हैं

/*backtest
start: 2022-09-17 00:00:00
end: 2023-09-23 00:00:00
period: 1d
basePeriod: 1h
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/

//@version=3
strategy("f.society", title="f.society", overlay=true)
//@Author: rick#1414
// -----------------------------------------------------
// f.society : Pone 3EMA: 5, 9, 21, 50, 100, 200, SAR, 
// velas azules en sobreventa y velas moradas sobre compra 
// SAR 0.02, 0.02, 0.2 , Bandas de Bollinger
// estrategia de compra y venta con rsi, macd o psr
// color de fondo: ema, rsi (color azul sobreventa 35, 25 (mas intenso))
// -----------------------------------------------------
// Como agregar a Trading view:
// 1 Cerrar todos los otros indicadores antes de añadirlo
// 2. Ir a la página de inicio TradingView.com
// 3. En la parte inferior, haga clic en Editor Pine // ver imagen: // https://cdn.discordapp.com/attachments/407267549047422976/407393815112974336/unknown.png
// 4. borrar todo el texo y reemplazar con todo el contenido de este archivo
// 5. Pulse el botón "Añadir a trazar" (Add to graph)
// -----------------------------------------------------
// revisar opciones de on y off segun indicadores deseados
// https://cdn.discordapp.com/attachments/405885820114042883/412115277883506700/unknown.png
// se puede cambiar la estrategia desde este menu desplegable para señales buy/sell

// Options
estrategia = input(defval="rsi", title = "Strategy", options=["ema","rsi","macd","psr","off","BB","ema5"])
in_bkcolor = input(defval="rsi", title = "background color", options=["ema","rsi","macd","psr","off","exchange","BB","ema5"])
e5 = input(title="Show ema5?", type=bool, defval=false)
e9 = input(title="Show ema9?", type=bool, defval=true)
e21 = input(title="Show ema21?", type=bool, defval=true)
e50 = input(title="Show ema50?", type=bool, defval=false)
e100 = input(title="Show ema100?", type=bool, defval=false)
e200 = input(title="Show ema200", type=bool, defval=true)
in_rsi = input(title="Color oversold and overbought bars?", type=bool, defval=true)
in_sar = input(title="Show Parabolic Sar", type=bool, defval=true)
in_bb = input(title="Show Bollinger Bands?", type=bool, defval=true)
sd = input(false, title="Show Daily Pivots?")
linew = input(1, title="linewidth", minval=0)
sarw = input(1, title="sar points width", minval=0)
ovs = input(40, title="oversold rsi", minval=0)
ovb = input(65, title="overbought rsi", minval=0)



//pf = input(false,title="Show Filtered Pivots")
pf=false

// 3 ema
src = close // input(close, title="Source")
//len9 = input(9, minval=1, title="ema9 Length")
//len21 = input(21, minval=1, title="ema21 Length")
//len200 = input(200, minval=1, title="ema200 Length")
len5=5
len9=9
len21=21
len50=50
len100=100
len200=200
ema5 = ema(src, len5)
ema9 = ema(src, len9)
ema21 = ema(src, len21)
ema50= ema(src, len50)
ema100 = ema(src, len100)
ema200 = ema(src, len200)
plot(e5? ema5 : na, title="EMA5", linewidth=linew, color=purple)
plot(e9? ema9 : na, title="EMA9", linewidth=linew, color=blue)
plot(e21? ema21 : na, title="EMA21", linewidth=linew, color=red)
plot(e50? ema50 : na, title="EMA50", linewidth=linew, color=green)
plot(e100? ema100 : na, title="EMA100", linewidth=linew, color=lime)
plot(e200? ema200 : na, title="EMA200", linewidth=linew, color=yellow)

// RSI Color
//lenR = input(14, minval=1, title="RSI Length")
lenR=14
//up = rma(max(change(src), 0), lenR)
//down = rma(-min(change(src), 0), lenR)
//vrsi = down == 0 ? 100 : up == 0 ? 0 : 100 - (100 / (1 + up / down))
vrsi=rsi(close,lenR)
//plot(vrsi,title="vrsi")
oversold = vrsi < ovs
overbought = vrsi > ovb
barcolor(in_rsi? oversold? #0000FF : overbought? #ff00ff:na : na)

// SAR
plot(in_sar? sar(0.02, 0.02, 0.2): na, style=cross, linewidth=sarw, color=blue, title="sar")

// BB
//length = input(20, title="Bollinger length", minval=1)
length=20
//mult = input(2.0, title="Bollinger stdDev", minval=0.001, maxval=50)
mult=2.0
basis = sma(src, length)
dev = mult * stdev(src, length)
upper = basis + dev
lower = basis - dev
plot(in_bb? basis :na, color=red, linewidth=linew, title="BB basis")
p1 = plot(in_bb? upper :na, color=blue, linewidth=linew, title="BB upper")
p2 = plot(in_bb? lower :na, color=blue, linewidth=linew, title="BB lower")
fill(p1, p2)

//background
bgcolor(in_bkcolor=="exchange"? #0000FF40 : in_bkcolor=="rsi"? vrsi < (ovs-15) ? #0000FF50  : vrsi < ovs ? #0000FF30 :( vrsi < ovb ? #ff00ff10 : #ff00ff20): in_bkcolor=="ema"?(ema9>ema21?#ff00ff10  : #0000FF20):in_bkcolor=="BB"?(lower>close?#ff00ff10 : close>upper?#0000FF20:#ff00ff10): in_bkcolor=="ema5"?(ema5>ema21?#ff00ff10  : #0000FF20):na)


// Strategy
if estrategia == "ema"
    strategy.entry("buy", true, 1, when= crossover(ema9,ema21) ),
    strategy.entry("sell", false, 1, when = crossover(ema21,ema9)) 
else
    if estrategia =="rsi"
        strategy.entry("buy", true, 1, when= vrsi <ovs),
        strategy.entry("sell", false, 1, when = vrsi > ovb or crossover(close,upper)) 
    else 
        if estrategia =="macd"    
            [macdLine, signalLine, histLine] = macd(close, 12, 26, 9),
            //bgcolor(macdLine > signalLine ? #98c8ff : #ff8b94),
            strategy.entry("buy", true, 1, when= macdLine>=signalLine ),
            strategy.entry("sell", false, 1, when = macdLine<signalLine) 
        else 
            if estrategia=="psr"
                leftBars = 4 //input(4)
                rightBars = 2 //input(2)
                swh = pivothigh(leftBars, rightBars)
                swl = pivotlow(leftBars, rightBars)
                swh_cond = not na(swh)
                hprice = 0.0
                hprice := swh_cond ? swh : hprice[1]
                le = false
                le := swh_cond ? true : (le[1] and high > hprice ? false : le[1])
                if (le)
                    strategy.entry("buy", strategy.long, comment="buy", stop=hprice + syminfo.mintick)
                swl_cond = not na(swl)
                lprice = 0.0
                lprice := swl_cond ? swl : lprice[1]
                se = false
                se := swl_cond ? true : (se[1] and low < lprice ? false : se[1])
                if (se)
                    strategy.entry("sell", strategy.short, comment="sell", stop=lprice - syminfo.mintick)
            else
                if estrategia=="BB"
                    strategy.entry("buy", true, 1, when= crossover(lower,close) ),
                    strategy.entry("sell", false, 1, when = crossover(close,upper)) 
                else
                    if estrategia=="ema5"
                        strategy.entry("buy", true, 1, when= crossover(ema5,ema21) ),
                        strategy.entry("sell", false, 1, when = crossover(ema21,ema5)) 



// pivots

// Classic Pivot
pivot = (high + low + close ) / 3.0
// Filter Cr
bull= pivot > (pivot + pivot[1]) / 2 + .0025
bear= pivot < (pivot + pivot[1]) / 2 - .0025
// Classic Pivots
r1 = pf and bear ? pivot + (pivot - low) : pf and bull ? pivot + (high - low) : pivot + (pivot - low)
s1 = pf and bull ? pivot - (high - pivot) : pf and bear ? pivot - (high - low) : pivot - (high - pivot)
r2 = pf ? na : pivot + (high - low)
s2 = pf ? na : pivot - (high - low)
//Pivot Average Calculation
smaP = sma(pivot, 3)
//Daily Pivots 
dtime_pivot = security(syminfo.tickerid, 'D', pivot[1])
dtime_pivotAvg = security(syminfo.tickerid, 'D', smaP[1])
dtime_r1 = security(syminfo.tickerid, 'D', r1[1]) 
dtime_s1 = security(syminfo.tickerid, 'D', s1[1]) 
dtime_r2 = security(syminfo.tickerid, 'D', r2[1]) 
dtime_s2 = security(syminfo.tickerid, 'D', s2[1])
offs_daily = 0
plot(sd and dtime_pivot ? dtime_pivot : na, title="Daily Pivot",style=line, color=fuchsia,linewidth=linew) 
plot(sd and dtime_r1 ? dtime_r1 : na, title="Daily R1",style=line, color=#DC143C,linewidth=linew) 
plot(sd and dtime_s1 ? dtime_s1 : na, title="Daily S1",style=line, color=lime,linewidth=linew) 
plot(sd and dtime_r2 ? dtime_r2 : na, title="Daily R2",style=line, color=maroon,linewidth=linew) 
plot(sd and dtime_s2 ? dtime_s2 : na, title="Daily S2",style=line, color=#228B22,linewidth=linew) 


// References:
// get number of bars since last green bar
//plot(barssince(close >= open), linewidth=3, color=blue)
//bgcolor(close < open ? #ff8b94   : #98c8ff , transp=10)
//http://www.color-hex.com/
//   #98c8ff    light blue
//    #ff8b94   red   #b21c0e
//       #7d1d90    purple
//    #0029ff blue
//    #fffa86   yellow