//@version=6
indicator("Workshop 16 Confirmed Context", overlay=true)
higher = input.timeframe("1W", "Higher timeframe")
length = input.int(10, "Context average", minval=1)
if (timeframe.in_seconds(higher) <=
    timeframe.in_seconds(timeframe.period))
    runtime.error("Choose a strictly higher timeframe")
context = request.security(syminfo.tickerid, higher,
    ta.sma(close, length)[1],
    lookahead=barmerge.lookahead_on)
plot(context, "Completed context average",
    color=color.blue, style=plot.style_stepline)