feat: migrateAdmissions 추가

src/main/kotlin/com/wafflestudio/csereal/core/admissions/api/AdmissionsController.kt

@@ -2,6 +2,7 @@ package com.wafflestudio.csereal.core.admissions.api
 
 import com.wafflestudio.csereal.common.aop.AuthenticatedStaff
 import com.wafflestudio.csereal.core.admissions.dto.AdmissionsDto
+import com.wafflestudio.csereal.core.admissions.dto.AdmissionsRequest
 import com.wafflestudio.csereal.core.admissions.service.AdmissionsService
 import jakarta.validation.Valid
 import org.springframework.http.ResponseEntity
@@ -47,4 +48,11 @@ class AdmissionsController(
     fun readGraduateAdmissions(): ResponseEntity<AdmissionsDto> {
         return ResponseEntity.ok(admissionsService.readGraduateAdmissions())
     }
+
+    @PostMapping("/migrate")
+    fun migrateAdmissions(
+        @RequestBody requestList: List<AdmissionsRequest>
+    ): ResponseEntity<List<AdmissionsDto>> {
+        return ResponseEntity.ok(admissionsService.migrateAdmissions(requestList))
+    }
 }

src/main/kotlin/com/wafflestudio/csereal/core/admissions/database/AdmissionsEntity.kt

@@ -2,6 +2,7 @@ package com.wafflestudio.csereal.core.admissions.database
 
 import com.wafflestudio.csereal.common.config.BaseTimeEntity
 import com.wafflestudio.csereal.core.admissions.dto.AdmissionsDto
+import jakarta.persistence.Column
 import jakarta.persistence.Entity
 import jakarta.persistence.EnumType
 import jakarta.persistence.Enumerated
@@ -11,6 +12,8 @@ class AdmissionsEntity(
     @Enumerated(EnumType.STRING)
     val postType: AdmissionsPostType,
     val pageName: String,
+
+    @Column(columnDefinition = "mediumText")
     val description: String
 ) : BaseTimeEntity() {
     companion object {

src/main/kotlin/com/wafflestudio/csereal/core/admissions/dto/AdmissionsDto.kt

@@ -1,10 +1,12 @@
 package com.wafflestudio.csereal.core.admissions.dto
 
+import com.fasterxml.jackson.annotation.JsonInclude
 import com.wafflestudio.csereal.core.admissions.database.AdmissionsEntity
 import java.time.LocalDateTime
 
 data class AdmissionsDto(
-    val id: Long,
+    @JsonInclude(JsonInclude.Include.NON_NULL)
+    val id: Long? = null,
     val description: String,
     val createdAt: LocalDateTime?,
     val modifiedAt: LocalDateTime?

src/main/kotlin/com/wafflestudio/csereal/core/admissions/dto/AdmissionsRequest.kt

@@ -0,0 +1,6 @@
+package com.wafflestudio.csereal.core.admissions.dto
+
+data class AdmissionsRequest(
+    val postType: String,
+    val description: String
+)

src/main/kotlin/com/wafflestudio/csereal/core/admissions/service/AdmissionsService.kt

@@ -1,10 +1,11 @@
 package com.wafflestudio.csereal.core.admissions.service
 
 import com.wafflestudio.csereal.common.CserealException
-import com.wafflestudio.csereal.core.admissions.database.AdmissionsPostType
 import com.wafflestudio.csereal.core.admissions.database.AdmissionsEntity
+import com.wafflestudio.csereal.core.admissions.database.AdmissionsPostType
 import com.wafflestudio.csereal.core.admissions.database.AdmissionsRepository
 import com.wafflestudio.csereal.core.admissions.dto.AdmissionsDto
+import com.wafflestudio.csereal.core.admissions.dto.AdmissionsRequest
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
 
@@ -13,6 +14,7 @@ interface AdmissionsService {
     fun createGraduateAdmissions(request: AdmissionsDto): AdmissionsDto
     fun readUndergraduateAdmissions(postType: String): AdmissionsDto
     fun readGraduateAdmissions(): AdmissionsDto
+    fun migrateAdmissions(requestList: List<AdmissionsRequest>): List<AdmissionsDto>
 }
 
 @Service
@@ -51,9 +53,11 @@ class AdmissionsServiceImpl(
             "early" -> AdmissionsDto.of(
                 admissionsRepository.findByPostType(AdmissionsPostType.UNDERGRADUATE_EARLY_ADMISSION)
             )
+
             "regular" -> AdmissionsDto.of(
                 admissionsRepository.findByPostType(AdmissionsPostType.UNDERGRADUATE_REGULAR_ADMISSION)
             )
+
             else -> throw CserealException.Csereal404("해당하는 페이지를 찾을 수 없습니다.")
         }
     }
@@ -63,6 +67,36 @@ class AdmissionsServiceImpl(
         return AdmissionsDto.of(admissionsRepository.findByPostType(AdmissionsPostType.GRADUATE))
     }
 
+    @Transactional
+    override fun migrateAdmissions(requestList: List<AdmissionsRequest>): List<AdmissionsDto> {
+        val list = mutableListOf<AdmissionsDto>()
+
+        for (request in requestList) {
+            val enumPostType = makeStringToAdmissionsPostType(request.postType)
+
+            val pageName = when (enumPostType) {
+                AdmissionsPostType.UNDERGRADUATE_EARLY_ADMISSION -> "수시 모집"
+                AdmissionsPostType.UNDERGRADUATE_REGULAR_ADMISSION -> "정시 모집"
+                AdmissionsPostType.GRADUATE -> "대학원"
+                else -> throw CserealException.Csereal404("해당하는 페이지를 찾을 수 없습니다.")
+            }
+
+            val admissionsDto = AdmissionsDto(
+                id = null,
+                description = request.description,
+                createdAt = null,
+                modifiedAt = null
+            )
+
+            val newAdmissions = AdmissionsEntity.of(enumPostType, pageName, admissionsDto)
+
+            admissionsRepository.save(newAdmissions)
+
+            list.add(AdmissionsDto.of(newAdmissions))
+        }
+        return list
+    }
+
     private fun makeStringToAdmissionsPostType(postType: String): AdmissionsPostType {
         try {
             val upperPostType = postType.replace("-", "_").uppercase()