feat: 결제 상세 정보를 저장하는 PaymentDetailEntity 정의

src/main/kotlin/roomescape/payment/infrastructure/persistence/v2/PaymentDetailEntity.kt

@@ -0,0 +1,78 @@
+package roomescape.payment.infrastructure.persistence.v2
+
+import jakarta.persistence.*
+import roomescape.common.entity.PersistableBaseEntity
+import roomescape.payment.infrastructure.common.*
+import kotlin.jvm.Transient
+
+@Entity
+@Table(name = "payment_detail")
+@Inheritance(strategy = InheritanceType.JOINED)
+open class PaymentDetailEntity(
+    id: Long,
+
+    open val paymentId: Long,
+    open val netAmount: Int,
+    open val vat: Int,
+
+    @Transient
+    private var isNewEntity: Boolean = true
+) : PersistableBaseEntity(id)
+
+@Entity
+@Table(name = "payment_card_detail")
+class PaymentCardDetailEntity(
+    id: Long,
+    paymentId: Long,
+    netAmount: Int,
+    vat: Int,
+
+    @Enumerated(EnumType.STRING)
+    val issuerCode: CardIssuerCode,
+
+    @Enumerated(EnumType.STRING)
+    val cardType: CardType,
+
+    @Enumerated(EnumType.STRING)
+    val ownerType: CardOwnerType,
+
+    val amount: Int,
+    val cardNumber: String,
+    val approvalNumber: String,
+
+    @Column(name = "installment_plan_months", columnDefinition = "TINYINT")
+    val installmentPlanMonths: Int,
+    val isInterestFree: Boolean,
+
+    @Enumerated(EnumType.STRING)
+    val easypayProviderCode: EasyPayCompanyCode?,
+
+    val easypayDiscountAmount: Int?
+) : PaymentDetailEntity(id, paymentId, netAmount, vat)
+
+@Entity
+@Table(name = "payment_bank_transfer_detail")
+class PaymentBankTransferDetailEntity(
+    id: Long,
+    paymentId: Long,
+    netAmount: Int,
+    vat: Int,
+
+    @Enumerated(EnumType.STRING)
+    val bankCode: BankCode
+) : PaymentDetailEntity(id, paymentId, netAmount, vat)
+
+@Entity
+@Table(name = "payment_easypay_prepaid_detail")
+class PaymentEasypayPrepaidDetailEntity(
+    id: Long,
+    paymentId: Long,
+    netAmount: Int,
+    vat: Int,
+
+    @Enumerated(EnumType.STRING)
+    val easypayProviderCode: EasyPayCompanyCode,
+
+    val amount: Int,
+    val discountAmount: Int
+) : PaymentDetailEntity(id, paymentId, netAmount, vat)

src/main/kotlin/roomescape/payment/infrastructure/persistence/v2/PaymentDetailRepository.kt

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+package roomescape.payment.infrastructure.persistence.v2
+
+import org.springframework.data.jpa.repository.JpaRepository
+
+interface PaymentDetailRepository: JpaRepository<PaymentDetailEntity, Long>