{
{
last_serie_end = tail( data$getSerie(index), 1)
- last_tomorrow_begin = data$getSerie(index+1)[1]
+ last_tomorrow_begin = head( data$getSerie(index+1), 1)
index = index - ifelse(same_day,7,1)
};
if (!is.na(last_serie_end) && !is.na(last_tomorrow_begin))