+=item num_prepay_credit
+
+Returns the number of unused prepaid cards for this agent.
+
+=cut
+
+sub num_prepay_credit {
+ my $self = shift;
+ my $sth = dbh->prepare(
+ "SELECT COUNT(*) FROM prepay_credit WHERE agentnum = ?"
+ ) or die dbh->errstr;
+ $sth->execute($self->agentnum) or die $sth->errstr;
+ $sth->fetchrow_arrayref->[0];
+}
+
+