feat: 퀴즈 승인이 거절되면, 포인트 지급을 철회한다

Author: devxb

src/main/kotlin/org/gitanimals/quiz/app/CreateQuizFacade.kt

@@ -142,7 +142,7 @@ class CreateQuizFacade(
     }
 
     companion object {
-        private const val CREATE_QUIZ_PRICE = 5_000L
+        const val CREATE_QUIZ_PRICE = 5_000L
         private const val CREATE_QUIZ_SIMILARITY_CHECK_MESSAGE =
             "Your quiz has been successfully created, but a similar quiz has been found and is under review. The awarded points may be revoked."
         private const val CREATE_QUIZ_SUCCESS_MESSAGE = "Success to create quiz."

src/main/kotlin/org/gitanimals/quiz/app/DenyQuizFacade.kt

@@ -1,12 +1,15 @@
 package org.gitanimals.quiz.app
 
+import org.gitanimals.core.IdGenerator
+import org.gitanimals.quiz.app.CreateQuizFacade.Companion.CREATE_QUIZ_PRICE
 import org.gitanimals.quiz.domain.not_approved.NotApprovedQuizService
 import org.slf4j.LoggerFactory
 import org.springframework.beans.factory.annotation.Value
 import org.springframework.stereotype.Service
 
 @Service
 class DenyQuizFacade(
+    private val identityApi: IdentityApi,
     private val notApprovedQuizService: NotApprovedQuizService,
     @Value("\${quiz.approve.token}") private val approveToken: String,
 ) {
@@ -20,6 +23,20 @@ class DenyQuizFacade(
             message
         }
 
+        val notApprovedQuiz = runCatching {
+            notApprovedQuizService.getById(notApprovedQuizId)
+        }.getOrElse { return }
+
         notApprovedQuizService.deleteQuizById(notApprovedQuizId)
+
+        runCatching {
+            identityApi.decreaseUserPointsById(
+                userId = notApprovedQuiz.userId,
+                point = CREATE_QUIZ_PRICE,
+                idempotencyKey = IdGenerator.generate().toString(),
+            )
+        }.getOrElse {
+            logger.error("[DenyQuizFacade] Cannot decrease point. userId: \"${notApprovedQuiz.userId}\", point: \"$CREATE_QUIZ_PRICE\"")
+        }
     }
 }