johnvu2015

Buy Sell

95 0 12
Buy Low (Green)
Sell High (Red)
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study(title="JV", shorttitle="Buy Sell", overlay=false)
src = close, 
len = input(20, minval=1, title="RSI Length")
len2 = input(10, minval=1, title="EMA of RSI Length")
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))
emaRSI = ema(rsi,len2)


pd = input(22, title="LookBack Period Standard Deviation High")
bbl = input(20, title="Bolinger Band Length")
mult = input(2.0    , minval=1, maxval=5, title="Bollinger Band Standard Devaition Up")
lb = input(50  , title="Look Back Period Percentile High")
ph = input(.85, title="Highest Percentile - 0.90=90%, 0.95=95%, 0.99=99%")
pl = input(1.01, title="Lowest Percentile - 1.10=90%, 1.05=95%, 1.01=99%")

wvf = ((highest(close, pd)-low)/(highest(close, pd)))*100

sDev = mult * stdev(wvf, bbl)
midLine = sma(wvf, bbl)
lowerBand = midLine - sDev
upperBand = midLine + sDev

rangeHigh = (highest(wvf, lb)) * ph
rangeLow = (lowest(wvf, lb)) * pl

col = wvf >= upperBand or wvf >= rangeHigh ? orange : rsi>emaRSI ? green : gray

// plot(wvf, style=histogram, linewidth = 4, color=col)


n1 = input(10, "Channel Length")
n2 = input(21, "Average Length")
obLevel1 = input(60, "Over Bought Level 1")
obLevel2 = input(55, "Over Bought Level 2")
osLevel1 = input(-60, "Over Sold Level 1")
osLevel2 = input(-53, "Over Sold Level 2")
 
ap = hlc3 
esa = ema(ap, n1)
d = ema(abs(ap - esa), n1)
ci = (ap - esa) / (0.015 * d)
tci = ema(ci, n2)
 
wt1 = tci
wt2 = sma(wt1,4)



value = wvf >= upperBand or wvf >= rangeHigh ? -1 : rsi>emaRSI ? 1 : -0.5
// green: value == -1? orange: na

color2 = value == 1 and value[1] ==-1 and value[2] == -1 ? green: na 
color3 = value == 1 and value[2] ==-1 and value[3] == -1 ? green: color2

buy=wt1<osLevel2 and wt1>wt2 ? 0.5:0
sell=wt1>obLevel2 and wt1<wt2 ? -1: value ==-0.5 and value[1]==1 ?  -0.5:0
sellcolor = sell==-1 ? red : orange


plot(value, style=histogram, linewidth = 4, color=color3)
plot(buy, style=histogram, linewidth = 4, color=teal)
plot(sell, style=histogram, linewidth = 4, color=sellcolor)

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