[YS-203] hotfix: 공고 등록 API 비대면 옵션 선택 시 필드 처리 개선

src/main/kotlin/com/dobby/backend/application/usecase/experiment/CreateExperimentPostUseCase.kt

@@ -38,9 +38,9 @@ class CreateExperimentPostUseCase(
         val timeRequired: TimeSlot?,
 
         val leadResearcher: String,
-        val univName: String,
-        val region: Region,
-        val area: Area,
+        val univName: String?,
+        val region: Region?,
+        val area: Area?,
         val detailedAddress: String?,
 
         val reward: String,
@@ -86,14 +86,7 @@ class CreateExperimentPostUseCase(
 
     override fun execute(input: Input): Output {
         val member = memberGateway.getById(input.memberId)
-
-        if (member.role != RoleType.RESEARCHER) {
-            throw PermissionDeniedException()
-        }
-
-        if (input.imageListInfo.images.size > 3) {
-            throw ExperimentPostException(ErrorCode.EXPERIMENT_POST_IMAGE_SIZE_LIMIT)
-        }
+        validate(input, member)
 
         val targetGroup = createTargetGroup(input.targetGroupInfo)
         val applyMethod = createApplyMethod(input.applyMethodInfo)
@@ -181,4 +174,28 @@ class CreateExperimentPostUseCase(
             updatedAt = LocalDateTime.now(),
         )
     }
+
+    private fun validate(input: Input, member: Member){
+        validateMemberRole(member)
+        validateImageListSize(input.imageListInfo)
+        validateOnlineMatchType(input)
+    }
+
+    private fun validateMemberRole(member :Member){
+        if(member.role != RoleType.RESEARCHER)
+            throw PermissionDeniedException()
+    }
+
+    private fun validateImageListSize(imageListInfo: ImageListInfo){
+        if(imageListInfo.images.size > 3)
+            throw ExperimentPostException(ErrorCode.EXPERIMENT_POST_IMAGE_SIZE_LIMIT);
+    }
+
+    private fun validateOnlineMatchType(input: Input){
+        if(input.matchType == MatchType.ONLINE){
+            if(input.univName != null || input.region != null || input.area != null) {
+                throw ExperimentPostException(ErrorCode.EXPERIMENT_POST_INVALID_ONLINE_REQUEST)
+            }
+        }
+    }
 }

src/main/kotlin/com/dobby/backend/application/usecase/experiment/GetExperimentPostsUseCase.kt

@@ -47,7 +47,7 @@ class GetExperimentPostsUseCase (
         val experimentPostId: Long,
         val title: String,
         val views: Int,
-        val univName: String,
+        val univName: String?,
         val reward: String,
         val recruitStatus: Boolean,
         val durationInfo: DurationInfoOutput

src/main/kotlin/com/dobby/backend/domain/exception/ErrorCode.kt

@@ -89,5 +89,5 @@ enum class ErrorCode(
     EXPERIMENT_POST_IMAGE_SIZE_LIMIT("EP005", "Image can be uploaded maximum 3 images.", HttpStatus.BAD_REQUEST),
     EXPERIMENT_POST_RECRUIT_STATUS_ERROR("EP006", "This experiment post has already closed recruitment.", HttpStatus.BAD_REQUEST),
     EXPERIMENT_POST_CANNOT_UPDATE_DATE("EP007", "You cannot update experiment post with past experiment dates.", HttpStatus.BAD_REQUEST),
-    EXPERIMENT_POST_CANNOT_UPDATE_ALARM("EP008", "The alarmAgree for the experiment post cannot be updated.", HttpStatus.BAD_REQUEST)
+    EXPERIMENT_POST_INVALID_ONLINE_REQUEST("EP008", "univName, region, area field value must be null when MatchType is online.", HttpStatus.BAD_REQUEST),
 }

src/main/kotlin/com/dobby/backend/domain/model/experiment/ExperimentPost.kt

@@ -23,9 +23,9 @@ data class ExperimentPost(
     var timeRequired: TimeSlot?,
     var count: Int,
     var matchType: MatchType,
-    var univName: String,
-    var region: Region,
-    var area: Area,
+    var univName: String?,
+    var region: Region?,
+    var area: Area?,
     var detailedAddress: String?,
     val alarmAgree: Boolean,
     var recruitStatus: Boolean,

src/main/kotlin/com/dobby/backend/infrastructure/database/entity/experiment/ExperimentPostEntity.kt

@@ -61,16 +61,16 @@ class ExperimentPostEntity(
     @Column(name = "match_type", nullable = false)
     var matchType: MatchType,
 
-    @Column(name = "univ_name", length = 100, nullable = false)
-    var univName: String,
+    @Column(name = "univ_name", length = 100)
+    var univName: String?,
 
     @Enumerated(EnumType.STRING)
-    @Column(name = "region", nullable = false)
-    var region: Region,
+    @Column(name = "region")
+    var region: Region?,
 
     @Enumerated(EnumType.STRING)
-    @Column(name = "area", nullable = false)
-    var area: Area,
+    @Column(name = "area")
+    var area: Area?,
 
     @Column(name = "detailed_address", length = 70)
     var detailedAddress: String?,

src/main/kotlin/com/dobby/backend/presentation/api/dto/request/experiment/CreateExperimentPostRequest.kt

@@ -19,9 +19,9 @@ data class CreateExperimentPostRequest(
 
     val leadResearcher: String, // 연구 책임 정보 -> 기본값: 연구자 정보에서 끌어와야 함, 추후에 자유롭게 수정 가능
 
-    val univName: String, // 대학교 이름 -> 기본값: 연구자 정보에서 끌어와야 함, 추후에 자유롭게 수정 가능
-    val region: Region,
-    val area: Area,
+    val univName: String?, // 대학교 이름 -> 기본값: 연구자 정보에서 끌어와야 함, 추후에 자유롭게 수정 가능
+    val region: Region?,
+    val area: Area?,
     val detailedAddress: String?,
 
     val reward: String,

src/main/kotlin/com/dobby/backend/presentation/api/dto/response/experiment/ExperimentPostDetailResponse.kt

@@ -88,13 +88,13 @@ data class ExperimentPostDetailResponse(
     @Schema(description = "주소 응답 DTO")
     data class AddressResponse(
         @Schema(description = "학교", example = "건국대학교")
-        val univName: String,
+        val univName: String?,
 
         @Schema(description = "지역", example = "SEOUL")
-        val region: Region,
+        val region: Region?,
 
         @Schema(description = "구/군", example = "GWANGJINGU")
-        val area: Area,
+        val area: Area?,
 
         @Schema(description = "상세 주소 (nullable)", example = "1동 101호", nullable = true)
         val detailedAddress: String?