Snag - Makson

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

//@version=5
indicator("Snag - Makson", overlay=true)

Ema5 = ta.wma(close, 5)

long = close > Ema5 and close[1] < Ema5[1] and close > close[1]
profit_c = close < close[1] and close > Ema5
keepup = close > Ema5 and close > close[1] and close [1] < close[2]

short = close < Ema5 and close[1] > Ema5[1] and close < close[1]
profit_p = close > close[1] and close < Ema5
keepdown = close < Ema5 and close < close[1] and close [1] > close[2]


var time_long_arr = array.new_int()
var time_short_arr = array.new_int()

is_long = long or profit_c or keepup
is_short = short or profit_p or keepdown
if is_long
    time_short_arr := array.new_int()
    if array.size(time_long_arr) == 0
        array.push(time_long_arr, time)
else if is_short
    time_long_arr := array.new_int()
    if array.size(time_short_arr) == 0
        array.push(time_short_arr, time)
        
is_alert_long = false
is_alert_short = false

if array.size(time_long_arr) > 0
    if time == array.get(time_long_arr, array.size(time_long_arr)-1)
        is_alert_long := true
else if array.size(time_short_arr) > 0
    if time == array.get(time_short_arr, array.size(time_short_arr)-1)
        is_alert_short := true

plotshape(is_long, title="Long", style=shape.xcross, location=location.abovebar, color=color.yellow, size=size.tiny)
plotshape(is_short, title="Short", style=shape.xcross, location=location.belowbar, color=color.red, size=size.tiny)

alertcondition(is_alert_long, title='Buy Call', message='{ {{ticker}} @ {{close}} - StopLoss 5%"}')
alertcondition(is_alert_short, title='sell Short', message='{ {{ticker}} @ {{close}} - StopLoss 5%"}')