依頼内容
“Create a domain model for a customer loyalty program with point transactions, rewards, redemptions and transaction types.”
次はこちらAdd an expiry date to Reward.Add a referral point transaction type.
この図に含まれるもの
図の背後にある意思決定を読み解く。
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.