gistfile1.sh

echo '
  select count(*)
  from fields
    join fieldModels on (fields.fieldModelId = fieldModels.id)
    join models on (models.id = fieldModels.modelId)
  where fieldModels.name = "漢字"
    and models.name = "Heisig 漢字";
' | sqlite3 $ANKI_DECK | perl -MDateTime -nlE '
my $kanji_left = 2042 - $_;
my $days_left = DateTime->now->delta_days(DateTime->now->set(day => 26))->delta_days;
say sprintf "%0.1f (%d / %d)", $kanji_left / $days_left, $kanji_left, $days_left'

11.5 (207 / 18)