RSI MASTER

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © MINTYFRESH97

//@version=5
indicator("RSI MASTER")

// Import Zen Library

// Get user input
lookback    = input.int(title="Lookback", defval=10)
rsiLen      = input.int(title="RSI Length", defval=7)
rsiOB       = input.float(title="RSI Overbought", defval=70.0)
rsiOS       = input.float(title="RSI Oversold", defval=30.0)


inp = input(close)

// Get RSI value
rsi = ta.rsi(inp, rsiLen)
rsiSell = rsi > rsiOB
rsiBuy  = rsi < rsiOS

//swing high/low filter
swingHigh = high == ta.highest(high,20) or high[1] == ta.highest(high,20)
swingLow = low == ta.lowest(low,20) or low[1] ==ta.lowest(low,20)

//candle filter
RallieCandle = (inp[3] > inp[4]) and (inp[2] > inp[3])  and
     (inp < inp[1])
pullBack = (inp[3] < inp[4]) and (inp[2] < inp[3])
     and (inp[1] < inp[2]) and (inp > inp[1])


// Detect buy and sell signals
buySignal  = rsiBuy[1] and pullBack and swingLow
sellSignal = rsiSell[1] and RallieCandle and swingHigh

risSupportband1 = hline(40, "RSI Support Band",linestyle=hline.style_solid, linewidth=3,  color=color.green)
rsiResistanceband = hline(60, "RSI Resistance Band",linestyle=hline.style_solid,  linewidth=3, color=color.red)
rsiResistanceband2 = hline(70, "RSI Resistance Band", linestyle=hline.style_solid, linewidth=3, color=color.red)
risSupportband = hline(30,"RSI Support Band", linestyle=hline.style_solid, linewidth=3, color=color.green)

h1=hline(30)
h2=hline(40)

h3=hline(70)
h4=hline(60)

fill(h1 , h2, color=color.new(color.green, 90))
fill(h3 , h4, color=color.new(color.red, 90))





// Draw data to chart
plot(rsi, title="RSI", color=rsiBuy ? color.lime : rsiSell ? color.red : color.gray, linewidth=2)
bgcolor(buySignal ? color.new(color.green, 85) : na)
bgcolor(sellSignal ? color.new(color.red, 85) : na)


// Trigger alerts
alertcondition(buySignal or sellSignal, title="RSI Signal", message="RSI Exhaustion Setup for {{ticker}} - RSI value = {{plot_0}}")