라이브 예약 취소 API

src/main/kotlin/kr/co/vividnext/sodalive/can/payment/CanPaymentService.kt

@@ -1,6 +1,9 @@
 package kr.co.vividnext.sodalive.can.payment
 
+import kr.co.vividnext.sodalive.can.CanRepository
+import kr.co.vividnext.sodalive.can.charge.Charge
 import kr.co.vividnext.sodalive.can.charge.ChargeRepository
+import kr.co.vividnext.sodalive.can.charge.ChargeStatus
 import kr.co.vividnext.sodalive.can.use.CanUsage
 import kr.co.vividnext.sodalive.can.use.SpentCan
 import kr.co.vividnext.sodalive.can.use.TotalSpentCan
@@ -18,6 +21,7 @@ import org.springframework.transaction.annotation.Transactional
 
 @Service
 class CanPaymentService(
+    private val repository: CanRepository,
     private val memberRepository: MemberRepository,
     private val chargeRepository: ChargeRepository,
     private val useCanRepository: UseCanRepository,
@@ -242,4 +246,41 @@ class CanPaymentService(
             TotalSpentCan(total = 0)
         }
     }
+
+    @Transactional
+    fun refund(memberId: Long, roomId: Long) {
+        val member = memberRepository.findByIdOrNull(memberId)
+            ?: throw SodaException("잘못된 예약정보 입니다.")
+
+        val useCan = repository.getCanUsedForLiveRoomNotRefund(
+            memberId = memberId,
+            roomId = roomId,
+            canUsage = CanUsage.LIVE
+        ) ?: throw SodaException("잘못된 예약정보 입니다.")
+        useCan.isRefund = true
+
+        val useCoinCalculates = useCanCalculateRepository.findByUseCanIdAndStatus(useCan.id!!)
+        useCoinCalculates.forEach {
+            it.status = UseCanCalculateStatus.REFUND
+            val charge = Charge(0, it.can, status = ChargeStatus.REFUND_CHARGE)
+            charge.title = "${it.can} 캔"
+            charge.useCan = useCan
+
+            when (it.paymentGateway) {
+                PaymentGateway.PG -> member.pgRewardCan += charge.rewardCan
+                PaymentGateway.GOOGLE_IAP -> member.googleRewardCan += charge.rewardCan
+                PaymentGateway.APPLE_IAP -> member.appleRewardCan += charge.rewardCan
+            }
+            charge.member = member
+
+            val payment = Payment(
+                status = PaymentStatus.COMPLETE,
+                paymentGateway = it.paymentGateway
+            )
+            payment.method = "환불"
+            charge.payment = payment
+
+            chargeRepository.save(charge)
+        }
+    }
 }