Range Identifier [LazyBear] revised by JustUncleL

//@version=3
study("Range Identifier [LazyBear] revised by JustUncleL", shorttitle="RID_LB", overlay=true)

// author LazyBear
//
// List of my public indicators: http://bit.ly/1LQaPK8
// List of my app-store indicators: http://blog.tradingview.com/?p=970
//
// revisions:
//  - Version3 Pinescript update - JustUncleL
//
connectRanges=input(false, title="Connect Ranges")
showMidLine=input(false, title="Show MidLine")
lengthEMA=input(34, title="EMA Length")
showEMA=input(true, title="Show EMA")
hc=input(true, title="Highlight Consolidation")
e=ema(close,lengthEMA)
up = 0.0
down = 0.0
up := close<nz(up[1]) and close>down[1] ? nz(up[1]) : high
down := close<nz(up[1]) and close>down[1] ? nz(down[1]) : low
mid = avg(up,down)
ul=plot(connectRanges?up:up==nz(up[1])?up:na, color=gray, linewidth=2, style=linebr, title="Up")
ll=plot(connectRanges?down:down==nz(down[1])?down:na, color=gray, linewidth=2, style=linebr, title="Down")
dummy=plot(hc?close>e?down:up:na, color=gray, style=circles, linewidth=0, title="Dummy")
fill(ul,dummy, color=lime)
fill(dummy,ll, color=red)
plot(showMidLine?mid:na, color=gray, linewidth=1, title="Mid")
plot(showEMA?e:na, title="EMA", color=black, linewidth=2)
//