status method
Implementation
String status() {
if (this == StatusEnum.open) return 'open';
if (this == StatusEnum.pending) return 'pending';
if (this == StatusEnum.rejected) return 'rejected';
if (this == StatusEnum.done) return 'done';
if (this == StatusEnum.active) return 'active';
if (this == StatusEnum.received)
return 'received';
else
return 'all';
}