feat : Interest 도메인 및 엔티티 작업

adapters/out-persistence/src/main/kotlin/com/pokit/out/persistence/user/impl/InterestAdapter.kt

@@ -0,0 +1,27 @@
+package com.pokit.out.persistence.user.impl
+
+import com.pokit.out.persistence.user.persist.InterestEntity
+import com.pokit.out.persistence.user.persist.InterestRepository
+import com.pokit.out.persistence.user.persist.toDomain
+import com.pokit.user.model.Interest
+import com.pokit.user.port.out.InterestPort
+import org.springframework.stereotype.Repository
+
+@Repository
+class InterestAdapter (
+    private val interestRepository: InterestRepository
+) : InterestPort {
+    override fun persist(interest: Interest): Interest {
+        return interestRepository.save(InterestEntity.of(interest))
+            .toDomain()
+    }
+
+    override fun delete(interest: Interest) {
+        interestRepository.deleteById(interest.id)
+    }
+
+    override fun loadByUserId(userId: Long): List<Interest> {
+        return interestRepository.findAllByUserId(userId)
+            .map { it.toDomain() }
+    }
+}

adapters/out-persistence/src/main/kotlin/com/pokit/out/persistence/user/persist/InterestEntity.kt

@@ -0,0 +1,34 @@
+package com.pokit.out.persistence.user.persist
+
+import com.pokit.user.model.Interest
+import com.pokit.user.model.InterestType
+import jakarta.persistence.*
+
+@Table(name = "INTEREST")
+@Entity
+class InterestEntity (
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    val id: Long = 0L,
+
+    @Column(name = "user_id")
+    val userId: Long,
+
+    @Column(name = "interest_type")
+    @Enumerated(EnumType.STRING)
+    var interestType: InterestType
+) {
+    companion object {
+        fun of(interest: Interest) = InterestEntity(
+            id = interest.id,
+            userId = interest.userId,
+            interestType = interest.interestType
+        )
+    }
+}
+
+internal fun InterestEntity.toDomain() = Interest(
+    id = this.id,
+    userId = this.userId,
+    interestType = this.interestType
+)

adapters/out-persistence/src/main/kotlin/com/pokit/out/persistence/user/persist/InterestRepository.kt

@@ -0,0 +1,7 @@
+package com.pokit.out.persistence.user.persist
+
+import org.springframework.data.jpa.repository.JpaRepository
+
+interface InterestRepository : JpaRepository<InterestEntity, Long> {
+    fun findAllByUserId(userId: Long): List<InterestEntity>
+}

application/src/main/kotlin/com/pokit/user/port/out/InterestPort.kt

@@ -0,0 +1,11 @@
+package com.pokit.user.port.out
+
+import com.pokit.user.model.Interest
+
+interface InterestPort {
+    fun persist(interest: Interest): Interest
+
+    fun delete(interest: Interest)
+
+    fun loadByUserId(userId: Long): List<Interest>
+}

domain/src/main/kotlin/com/pokit/user/model/Interest.kt

@@ -0,0 +1,7 @@
+package com.pokit.user.model
+
+data class Interest(
+    val id: Long = 0L,
+    val userId: Long,
+    var interestType: InterestType
+)