✨ feat: 북마크 등록 및 취소 기능 개발 (#90)

Author: xxoznge

http/test.http

@@ -65,6 +65,15 @@ Content-Type: application/json
 DELETE http://localhost:8080/api/v1/announcements/1
 Authorization: Bearer {{masterToken}}
 
+### 북마크 등록 및 취소
+POST http://localhost:8080/api/v1/me/announcement/0/bookmarked
+Authorization: Bearer {{matsterToken}}
+Content-Type: application/json
+
+{
+  "announcementId": 1
+}
+
 ### 보고서 작성
 POST http://localhost:8080/api/v1/reports
 Content-Type: application/json

src/main/java/com/sponus/sponusbe/domain/bookmark/controller/BookmarkController.java

@@ -0,0 +1,31 @@
+package com.sponus.sponusbe.domain.bookmark.controller;
+
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.sponus.sponusbe.auth.annotation.AuthOrganization;
+import com.sponus.sponusbe.domain.bookmark.dto.BookmarkToggleRequest;
+import com.sponus.sponusbe.domain.bookmark.dto.BookmarkToggleResponse;
+import com.sponus.sponusbe.domain.organization.entity.Organization;
+import com.sponus.sponusbe.domain.bookmark.service.BookmarkService;
+import com.sponus.sponusbe.global.common.ApiResponse;
+
+import lombok.RequiredArgsConstructor;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1/me/announcement")
+public class BookmarkController {
+
+	private final BookmarkService bookmarkService;
+
+	@PostMapping("/{organizationId}/bookmarked")
+	public ApiResponse<BookmarkToggleResponse> bookmarkToggle(
+		@AuthOrganization Organization authOrganization,
+		@RequestBody BookmarkToggleRequest request
+	) {
+		return ApiResponse.onSuccess(bookmarkService.bookmarkToggle(authOrganization, request));
+	}
+}

src/main/java/com/sponus/sponusbe/domain/bookmark/dto/BookmarkToggleRequest.java

@@ -0,0 +1,18 @@
+package com.sponus.sponusbe.domain.bookmark.dto;
+
+import com.sponus.sponusbe.domain.announcement.entity.Announcement;
+import com.sponus.sponusbe.domain.bookmark.entity.Bookmark;
+import com.sponus.sponusbe.domain.organization.entity.Organization;
+
+public record BookmarkToggleRequest(
+	Long announcementId
+) {
+
+	public Bookmark toEntity(Organization organization, Announcement announcement) {
+		return Bookmark.builder()
+			.organization(organization)
+			.announcement(announcement)
+			.build();
+	}
+}
+

src/main/java/com/sponus/sponusbe/domain/bookmark/dto/BookmarkToggleResponse.java

@@ -0,0 +1,23 @@
+package com.sponus.sponusbe.domain.bookmark.dto;
+
+import com.sponus.sponusbe.domain.bookmark.entity.Bookmark;
+
+import lombok.Builder;
+
+@Builder
+public record BookmarkToggleResponse(
+	Long id,
+	Long organizationId,
+	Long announcementId,
+	Boolean bookmarked
+) {
+
+	public static BookmarkToggleResponse from(Bookmark bookmark, boolean bookmarked) {
+		return BookmarkToggleResponse.builder()
+			.id(bookmark.getId())
+			.organizationId(bookmark.getOrganization().getId())
+			.announcementId(bookmark.getAnnouncement().getId())
+			.bookmarked(bookmarked)
+			.build();
+	}
+}

src/main/java/com/sponus/sponusbe/domain/bookmark/entity/Bookmark.java

@@ -0,0 +1,44 @@
+package com.sponus.sponusbe.domain.bookmark.entity;
+
+import com.sponus.sponusbe.domain.announcement.entity.Announcement;
+import com.sponus.sponusbe.domain.organization.entity.Organization;
+import com.sponus.sponusbe.global.common.BaseEntity;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.ConstraintMode;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.ForeignKey;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+import jakarta.persistence.Table;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Builder
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@AllArgsConstructor(access = AccessLevel.PRIVATE)
+@Getter
+@Entity
+@Table(name = "bookmark")
+public class Bookmark extends BaseEntity {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(name = "bookmark_id")
+	private Long id;
+
+	@ManyToOne(fetch = FetchType.LAZY)
+	@JoinColumn(name = "organization_id", foreignKey = @ForeignKey(ConstraintMode.NO_CONSTRAINT))
+	private Organization organization;
+
+	@ManyToOne(fetch = FetchType.LAZY, optional = false)
+	@JoinColumn(name = "announcement_id", foreignKey = @ForeignKey(ConstraintMode.NO_CONSTRAINT))
+	private Announcement announcement;
+}

src/main/java/com/sponus/sponusbe/domain/bookmark/repository/BookmarkRepository.java

@@ -0,0 +1,14 @@
+package com.sponus.sponusbe.domain.bookmark.repository;
+
+import java.util.Optional;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import com.sponus.sponusbe.domain.announcement.entity.Announcement;
+import com.sponus.sponusbe.domain.bookmark.entity.Bookmark;
+import com.sponus.sponusbe.domain.organization.entity.Organization;
+
+public interface BookmarkRepository extends JpaRepository<Bookmark, Long> {
+
+	Optional<Bookmark> findByOrganizationAndAnnouncement(Organization organization, Announcement announcement);
+}

src/main/java/com/sponus/sponusbe/domain/bookmark/service/BookmarkService.java

@@ -0,0 +1,43 @@
+package com.sponus.sponusbe.domain.bookmark.service;
+
+import static com.sponus.sponusbe.domain.announcement.exception.AnnouncementErrorCode.*;
+
+import org.springframework.stereotype.Service;
+
+import com.sponus.sponusbe.domain.announcement.entity.Announcement;
+import com.sponus.sponusbe.domain.announcement.exception.AnnouncementException;
+import com.sponus.sponusbe.domain.announcement.repository.AnnouncementRepository;
+import com.sponus.sponusbe.domain.bookmark.dto.BookmarkToggleRequest;
+import com.sponus.sponusbe.domain.bookmark.dto.BookmarkToggleResponse;
+import com.sponus.sponusbe.domain.bookmark.entity.Bookmark;
+import com.sponus.sponusbe.domain.organization.entity.Organization;
+import com.sponus.sponusbe.domain.bookmark.repository.BookmarkRepository;
+
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@RequiredArgsConstructor
+@Service
+@Transactional
+public class BookmarkService {
+
+	private final BookmarkRepository bookmarkRepository;
+	private final AnnouncementRepository announcementRepository;
+
+	public BookmarkToggleResponse bookmarkToggle(Organization organization, BookmarkToggleRequest request) {
+		Announcement announcement = announcementRepository.findById(request.announcementId())
+			.orElseThrow(() -> new AnnouncementException(ANNOUNCEMENT_NOT_FOUND));
+		Bookmark existingBookmark = bookmarkRepository.findByOrganizationAndAnnouncement(organization, announcement)
+			.orElse(null);
+
+		if (existingBookmark != null) {
+			bookmarkRepository.delete(existingBookmark);
+			return BookmarkToggleResponse.from(existingBookmark, false); // 이미 북마크가 되어있는 경우 취소
+		} else {
+			final Bookmark bookmark = bookmarkRepository.save(request.toEntity(organization, announcement));
+			return BookmarkToggleResponse.from(bookmark, true); // 북마크가 안되어있는 경우 등록
+		}
+	}
+}