알람

- 추가 슬롯 구매 기능 추가

src/main/kotlin/kr/co/vividnext/sodalive/alarm/AlarmService.kt

@@ -1,9 +1,16 @@
 package kr.co.vividnext.sodalive.alarm
 
+import kr.co.vividnext.sodalive.can.payment.CanPaymentService
+import kr.co.vividnext.sodalive.can.use.CanUsage
+import kr.co.vividnext.sodalive.common.SodaException
 import org.springframework.stereotype.Service
+import org.springframework.transaction.annotation.Transactional
 
 @Service
-class AlarmService(private val repository: AlarmRepository) {
+class AlarmService(
+    private val canPaymentService: CanPaymentService,
+    private val repository: AlarmRepository
+) {
     fun getSlotQuantityAndPrice(memberId: Long): GetSlotQuantityAndPriceResponse {
         val slotQuantity = repository.getSlotQuantity(memberId)
 
@@ -28,4 +35,33 @@ class AlarmService(private val repository: AlarmRepository) {
             }
         )
     }
+
+    @Transactional
+    fun buyExtraSlot(memberId: Long, container: String) {
+        val slotQuantity = repository.getSlotQuantity(memberId)
+        val needCan = when (slotQuantity) {
+            0 -> {
+                30
+            }
+
+            1 -> {
+                60
+            }
+
+            2 -> {
+                100
+            }
+
+            else -> {
+                throw SodaException("이미 구매하셨습니다")
+            }
+        }
+
+        canPaymentService.spendCan(
+            memberId = memberId,
+            needCan = needCan,
+            canUsage = CanUsage.ALARM_SLOT,
+            container = container
+        )
+    }
 }