def period_label(alert) | def period_label(alert) | ||||
index = alert.period | index = alert.period | ||||
if index | if index | ||||
"Δ #{period_label_index(index)}" | |||||
"#{period_label_index(index)}" | |||||
else | else | ||||
"#{message('value')}" | "#{message('value')}" | ||||
end | end |