Merge pull request #43 from MEOGO-DSM/42-post-good

🏄 :: (Meogo-42) post good

src/main/kotlin/org/meogo/domain/bookmark/Bookmark.kt

@@ -0,0 +1,20 @@
+package org.meogo.domain.bookmark
+
+import org.meogo.domain.user.domain.User
+import org.meogo.global.base.BaseUUIDEntity
+import java.util.UUID
+import javax.persistence.Entity
+import javax.persistence.FetchType
+import javax.persistence.JoinColumn
+import javax.persistence.ManyToOne
+
+@Entity
+class Bookmark(
+    id: UUID? = null,
+
+    val schoolId: Int? = 0,
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "user_id", nullable = false)
+    val user: User
+) : BaseUUIDEntity(id)

src/main/kotlin/org/meogo/domain/bookmark/BookmarkRepository.kt

@@ -0,0 +1,13 @@
+package org.meogo.domain.bookmark
+
+import org.meogo.domain.user.domain.User
+import org.springframework.data.jpa.repository.JpaRepository
+import java.util.UUID
+
+interface BookmarkRepository : JpaRepository<Bookmark, UUID> {
+    fun findAllBySchoolId(schoolId: Int): List<Bookmark>?
+
+    fun existsBySchoolIdAndUser(schoolId: Int, user: User): Boolean
+
+    fun deleteBySchoolIdAndUser(schoolId: Int, user: User)
+}

src/main/kotlin/org/meogo/domain/bookmark/BookmarkService.kt

@@ -0,0 +1,42 @@
+package org.meogo.domain.bookmark
+
+import org.meogo.domain.post.domain.PostRepository
+import org.meogo.domain.user.exception.UserNotFoundException
+import org.meogo.domain.user.facade.UserFacade
+import org.springframework.stereotype.Service
+import org.springframework.transaction.annotation.Transactional
+
+@Service
+class BookmarkService(
+    private val bookmarkRepository: BookmarkRepository,
+    private val userFacade: UserFacade,
+    private val postRepository: PostRepository
+) {
+
+    @Transactional
+    fun execute(schoolId: Int) {
+        val user = userFacade.currentUser() ?: throw UserNotFoundException
+
+        bookmarkRepository.save(
+            Bookmark(
+                schoolId = schoolId,
+                user = user
+            )
+        )
+    }
+
+    fun queryBookmarkedPost(schoolId: Int): Int {
+        val posts = bookmarkRepository.findAllBySchoolId(schoolId)
+        return posts?.size ?: 0
+    }
+
+    fun queryIsBookmarked(schoolId: Int): Boolean {
+        val user = userFacade.currentUser() ?: throw UserNotFoundException
+        return bookmarkRepository.existsBySchoolIdAndUser(schoolId, user)
+    }
+
+    fun deleteBookmark(schoolId: Int) {
+        val user = userFacade.currentUser() ?: throw UserNotFoundException
+        bookmarkRepository.deleteBySchoolIdAndUser(schoolId, user)
+    }
+}

src/main/kotlin/org/meogo/domain/good/Bookmark.kt → src/main/kotlin/org/meogo/domain/good/domain/Good.kt

@@ -1,26 +1,24 @@
-package org.meogo.domain.good
+package org.meogo.domain.good.domain
 
+import org.meogo.domain.post.domain.Post
+import org.meogo.domain.user.domain.User
+import org.meogo.global.base.BaseUUIDEntity
 import java.util.UUID
 import javax.persistence.Entity
 import javax.persistence.FetchType
 import javax.persistence.JoinColumn
 import javax.persistence.ManyToOne
-import org.meogo.domain.post.domain.Post
-import org.meogo.domain.user.domain.User
-import org.meogo.global.base.BaseUUIDEntity
 
 @Entity
-class Bookmark (
+class Good(
     id: UUID? = null,
 
-
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "post_id", nullable = true)
     val post: Post? = null,
 
-
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "user_id", nullable = false)
     val user: User
 
-) : BaseUUIDEntity(id)
+) : BaseUUIDEntity(id)

src/main/kotlin/org/meogo/domain/good/domain/GoodRepository.kt

@@ -0,0 +1,10 @@
+package org.meogo.domain.good.domain
+
+import org.meogo.domain.post.domain.Post
+import org.meogo.domain.user.domain.User
+import org.springframework.data.jpa.repository.JpaRepository
+import java.util.UUID
+
+interface GoodRepository : JpaRepository<Good, UUID> {
+    fun findByUserAndPost(user: User, post: Post): Good
+}

src/main/kotlin/org/meogo/domain/good/presentation/GoodController.kt

@@ -0,0 +1,28 @@
+package org.meogo.domain.good.presentation
+
+import lombok.RequiredArgsConstructor
+import org.meogo.domain.good.service.GoodService
+import org.springframework.http.HttpStatus
+import org.springframework.web.bind.annotation.DeleteMapping
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestParam
+import org.springframework.web.bind.annotation.ResponseStatus
+import org.springframework.web.bind.annotation.RestController
+
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/good")
+class GoodController(
+    private val goodService: GoodService
+) {
+    @ResponseStatus(HttpStatus.CREATED)
+    @PostMapping
+    fun addGood(@RequestParam(name = "post_id")postId: Long) =
+        goodService.addGood(postId)
+
+    @ResponseStatus(HttpStatus.NO_CONTENT)
+    @DeleteMapping
+    fun deleteGood(@RequestParam(name = "post_id")postId: Long) =
+        goodService.deleteGood(postId)
+}

src/main/kotlin/org/meogo/domain/good/service/GoodService.kt

@@ -0,0 +1,41 @@
+package org.meogo.domain.good.service
+
+import org.meogo.domain.good.domain.Good
+import org.meogo.domain.good.domain.GoodRepository
+import org.meogo.domain.post.domain.PostRepository
+import org.meogo.domain.user.exception.UserNotFoundException
+import org.meogo.domain.user.facade.UserFacade
+import org.springframework.stereotype.Service
+import org.springframework.transaction.annotation.Transactional
+
+@Service
+class GoodService(
+    private val goodRepository: GoodRepository,
+    private val userFacade: UserFacade,
+    private val postRepository: PostRepository
+) {
+
+    @Transactional
+    fun addGood(postId: Long) {
+        val user = userFacade.currentUser() ?: throw UserNotFoundException
+        val post = postRepository.findById(postId)
+
+        post.addGood()
+        goodRepository.save(
+            Good(
+                post = post,
+                user = user
+            )
+        )
+    }
+
+    @Transactional
+    fun deleteGood(postId: Long) {
+        val user = userFacade.currentUser() ?: throw UserNotFoundException
+        val post = postRepository.findById(postId)
+        val good = goodRepository.findByUserAndPost(user, post)
+
+        post.deleteGood()
+        goodRepository.delete(good)
+    }
+}

src/main/kotlin/org/meogo/domain/post/domain/Post.kt

@@ -62,5 +62,9 @@ class Post(
         this.good += 1
     }
 
+    fun deleteGood() {
+        this.good -= 1
+    }
+
     fun format(date: LocalDateTime) = date.format(DateTimeFormatter.ofPattern("yy.MM.dd HH:mm"))!!
 }