Verge EMA Crossover + Trailing Stop

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © pranit123

//@version=5
strategy("Verge EMA CROSSOVER + TRAILING STOP", overlay = true, initial_capital = 30000,max_labels_count=500,max_lines_count=500,max_boxes_count = 500,calc_on_every_tick = true)

/// USER INPUT 

EMA_L1 = input.int(title = "ema1", defval = 13,minval = 1, maxval = 200, step = 1)
EMA_L2= input.int(title = "ema2", defval = 34,minval = 1, maxval = 200, step = 1)

trailing_Stop_b = input.float(title = "TSL_B", defval = 0.02, minval = 0.01, step = 0.01, maxval = 100.00)
trailing_Stop_s = input.float(title = "TSL_S", defval = 0.02, minval = 0.01, step = 0.01, maxval = 100.00)


/// trading indicators 

EMA1 = ta.ema(close,EMA_L1)
EMA2 = ta.ema(close,EMA_L2)


/// buy and sell rules 

BUY = ta.crossover(EMA1,EMA2)
SELL = ta.crossunder(EMA1,EMA2)

BUYEXIT = ta.crossunder(EMA1,EMA2)
SELLEXIT = ta.crossover(EMA1,EMA2)





////// trailing stoploss 

longstopprice = 0.0 
shortstopprice = 0.0

longstopprice := if (strategy.position_size > 0 )
    stopvalue = close * (1 - trailing_Stop_b)
    math.max(stopvalue,longstopprice[1])
else 
    0
    

shortstopprice := if (strategy.position_size < 0 )
    stopvalue = close * (1 + trailing_Stop_s)
    math.min(stopvalue, shortstopprice[1])
else 
    999999
    
    
/// strategy 
if time(timeframe.period, "0915-1435:23456")
    strategy.entry("long", when = BUY, direction = strategy.long, comment = "B")
    strategy.close("long", when = BUYEXIT, comment = "BE")
    strategy.exit("long", from_entry = "long", stop = longstopprice, comment = "trailexitB") 

    strategy.entry("short", when = SELL, direction = strategy.short,comment = "S" )
    strategy.close("short", when = SELLEXIT, comment = "SE")
    strategy.exit("short", from_entry = "short", stop = shortstopprice, comment = "trailexitS") 


plot(strategy.position_size > 0 ? longstopprice : na, style = plot.style_circles, title = "TSLB", color = color.new(color.green,0))
plot(strategy.position_size < 0 ? shortstopprice : na, style = plot.style_circles, title = "TSLB", color = color.new(color.red,0))


plot(EMA1, color = color.new(color.lime,0))
plot(EMA2,color = color.new(color.purple,0))



if(hour==15)
    label.new(bar_index,high,'CLOSED',textcolor = color.white)
    strategy.close_all()