Tìm cơ hội cược BO với Trend line

//@version=4
//BO - Bar M15 2/3 Signal
//author: inno14
study(title="BO - Bar M15 2/3 Signal", overlay=false)
// === INPUT PERIOD OF TIME ===
Date   = input(true, title = "=== PERIOD OF TIME ===")
FromDay   = input(defval = 1, title = "From Day", minval = 1, maxval = 31)
FromMonth = input(defval = 1, title = "From Month", minval = 1, maxval = 12)
FromYear  = input(defval = 2020, title = "From Year", minval = 2017)

ToDay     = input(defval = 1, title = "To Day", minval = 1, maxval = 31)
ToMonth   = input(defval = 1, title = "To Month", minval = 1, maxval = 12)
ToYear    = input(defval = 9999, title = "To Year", minval = 2017)

// === DATE RANGE ===
start     = timestamp(FromYear, FromMonth, FromDay, 00, 00)  // backtest start window
finish    = timestamp(ToYear, ToMonth, ToDay, 23, 59)        // backtest finish window
window()  => time >= start and time <= finish ? true : false // create function "within window of time"

hline1=hline(25)
hline0=hline(0)
// Calculate hours, minutes, and seconds till close
timeLeft = barstate.isrealtime ?
     (time_close - timenow) / 1000 :
     na

minutesLeft = security(syminfo.tickerid,"15",floor((timeLeft % 3600) / 60))
secondsLeft = timeLeft % 60
//count 2
redv2=window()?1:0
bluev2=window()?1:0
mchange2 = close[1]<open[1] and close[2]<open[2]?-1:0
pchange2 = close[1]>open[1] and close[2]>open[2]?1:0
blue2 = cum(pchange2 > 0 ? bluev2 : 0 * bluev2)
red2 = cum(mchange2 < 0 ? redv2 : 0 * redv2)

//count 3
redv3=window()?1:0
bluev3=window()?1:0
mchange3 = close[1]<open[1] and close[2]<open[2] and close[3]<open[3]?-1:0
pchange3 = close[1]>open[1] and close[2]>open[2] and close[3]>open[3]?1:0
blue3 = cum(pchange3 > 0 ? bluev3 : 0 * bluev3)
red3 = cum(mchange3 < 0 ? redv3 : 0 * redv3)

//Percent 3rd bar has same direction
pred3=(red3/red2)*100
pblue3=(blue3/blue2)*100

//Bollinger Bands - 20,2.0
len20 = 20
mult20 = 2
sma_20 = sma(close, len20)
basis20 = sma_20
dev20 = mult20 * stdev(close, len20)
upper20 = basis20 + dev20
lower20 = basis20 - dev20

//============================================\\
//Delay 10': wait for price's pattern
sig_time=minutesLeft<5? true:false


//Signal
x1 =
       sig_time==true
       and close[3]>open[3]
       and close[2]>open[2] and close[1]>open[1]
       and close[1]<upper20[1]
       and pblue3<50

x2 =
       sig_time==true
       and close[3]>open[3]
       and close[2]<open[2] and close[1]<open[1]
       and close[1]>lower20[1]
       and pred3>50

y1 =
       sig_time==true
       and close[3]<open[3]
       and close[2]<open[2] and close[1]<open[1]
       and close[1]>lower20[1]
       and pred3<50

y2 =
       sig_time==true
       and close[3]<open[3]
       and close[2]>open[2] and close[1]>open[1]
       and close[1]<upper20[1]
       and pblue3>50

//Signal
xTech=
       x1 or x2
     
     

yTech=
       y1 or y2
     
     
//--------------------------------------\\
// - /FUNCTIONS

//--------------------------------------\\
//Plot Analyzing Signals
sigtext=x1?"Put signal":y1?"Call signal":"Analyzing Signals - Bar M15 Time left:"+tostring(minutesLeft)+":"+tostring(secondsLeft)
sig_col=xTech?color.new(color.red,0):yTech?color.new(color.blue,0):color.new(color.navy,0)
label_sig_text = label.new(bar_index[0], 8, text=sigtext, style=label.style_none, textcolor=sig_col, size=size.large)
label.delete(label_sig_text[1])

//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