estrategia chinesa

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instrument {name ="Strategy Chinesa", short_name ="china", overlay=true}
exibir_tracamento = input ( 1, "Desea exibir?", input.string_selection, {"SI","No"})
input_group { "SMAA", smaa_color = input{ default = "yellow", type = input.color }}
input_group { "SMAB", smab_color = input{ default = "blue", type = input.color }}
input_group { "Up", up_color = input{ default = "green", type = input.color }}
input_group { "Down", Down_color = input{ default = "red", type = input.color }}
sec = security(current_ticker_id, "1m")
smaa = sma(close, '3')
smab = sma(close, '50')
smaao = sma(open, '3')
smabo = sma(open, '50')
plot(smaa, "SMA", smaa_color)
plot(smab, "SMA", smab_color)
emaa = ema(close, '100')
period = input (12, "front.period", input.integer, 1)
source = input (1, "front.ind.source", input.string_selection, inputs.titles)
fn = input (1, "front.newind.average", input.string_selection, averages.titles)
input_group {
 "front.newind.barcolors",
 up_color = input { default = "#2CAC40", type = input.color },
 down_color = input { default = "#DB4931", type = input.color }
}
local sourceSeries = inputs [source]
local averageFunction = averages [fn]
mean = averageFunction (sourceSeries, period)
mad = sourceSeries - mean
rect {
 first = 0,
 second = mad,
 color = mad >= mad [1] and up_color or down_color,
 width = 0.4
}
if
( mad mad) and (smaa smabo) and close = 0 and (mad > mad[1]) and (smaa > smab) and close >= emaa and smaao