Tìm cơ hội cược BO với Trend line

//@version=4
//BO - RSI MTF SIGNAL
//author: anhnguyen14
study(title="BO - RSI MTF SIGNAL", overlay=false)

hline1=hline(100)
hline0=hline(0)
hline05=hline(50)
//RSI Multi Timeframe Function
rsi_period=input(14)
M15_RSI(sym) =>
    M15_RSI = security(sym, "15", rsi(close,rsi_period))
H1_RSI(sym) =>
    H1_RSI = security(sym, "60", rsi(close,rsi_period))
H4_RSI(sym) =>
    H4_RSI = security(sym, "240", rsi(close,rsi_period))
//============================================\\
//Color
H4_col=color.new(color.aqua,40)
H1_col=color.new(color.green,40)
M15_col=color.new(color.navy,40)
//RSI MTF
rsi_m15=M15_RSI(syminfo.tickerid)
rsi_h1=H1_RSI(syminfo.tickerid)
rsi_h4=H4_RSI(syminfo.tickerid)
plot(rsi_m15, title="RSI M15", style=plot.style_line, offset=0, color=M15_col, transp=40, linewidth=2)
plot(rsi_h1, title="RSI H1", style=plot.style_line, offset=0, color=H1_col, transp=40, linewidth=2)
plot(rsi_h4, title="RSI H4", style=plot.style_line, offset=0, color=H4_col, transp=40, linewidth=2)


//============================================\\
DnT=
       (rsi_m15<45
       and rsi_h1<45
       and rsi_h4<45)
       or
       (rsi_m15<rsi_h1
       and rsi_h1<rsi_h4)

UpT=
       (rsi_m15>55
       and rsi_h1>55
       and rsi_h4>55)
       or
       (rsi_m15>rsi_h1
       and rsi_h1>rsi_h4)

//Signal
x1 =
       DnT[0]
       and close[1]<open[1]
       and crossover(close,(close[1]))
       and high<open[1]

y1 =
       UpT[0]
       and close[1]>open[1]
       and crossunder(close,(close[1]))
       and low>open[1]

//Signal
xTech=
       x1
      
      

yTech=
       y1
      
      
//--------------------------------------\\
// - /FUNCTIONS

//--------------------------------------\\
//plot Signal
putcol = xTech? color.red : na
callcol = yTech? color.blue : na
PutSignal= xTech?-100:na
CallSignal= yTech?-100:na
hsignalm1=hline(-100)
plot(PutSignal, title='Put Signal', style=plot.style_columns, color=color.red, offset=0, transp=0, show_last=1)
plot(CallSignal, title='Call Signal', style=plot.style_columns, color=color.blue, offset=0, transp=0, show_last=1)
plotshape(PutSignal, title='Put', text="Put", style=shape.labeldown, location=location.bottom, color=color.orange, textcolor=color.black, offset=0, transp=0, show_last=1)
plotshape(CallSignal, title='Call', text="Call", style=shape.labelup, location=location.bottom, color=color.orange, textcolor=color.black, offset=0, transp=0, show_last=1)

// Alert
mms1="Signal alert"
mms2="Put alert"
mms3="Call alert"
PutAlert=
       (xTech)
      
CallAlert=
       (yTech)
      

alertcondition(PutAlert or CallAlert, title="Signal alert", message=mms1)
alertcondition(PutAlert, title="Put alert", message=mms2)
alertcondition(CallAlert, title="Call alert", message=mms3)

//EOF