الطلب
“Create a domain model for a customer loyalty program with point transactions, rewards, redemptions and transaction types.”
جرّب إذنAdd an expiry date to Reward.Add a referral point transaction type.
ما الذي يتضمنه هذا الرسم
اقرأ القرارات الكامنة وراءه.
01
Separate PointTransaction and Redemption to track earning vs spending
02
Use enumeration for transaction types (EARN, REDEEM, EXPIRE)
03
Derived attributes for totalPoints and runningBalance
When designing a point-based loyalty or rewards system in e-commerce apps.