feat: 경험 선물 조회 Paging API 구현

src/main/java/com/shallwe/domain/experiencegift/application/ExperienceGiftService.java

@@ -7,40 +7,29 @@
 import com.shallwe.domain.experiencegift.dto.response.ExperienceRes;
 import com.shallwe.domain.experiencegift.dto.response.ExperienceSttCategoryRes;
 import com.shallwe.global.config.security.token.UserPrincipal;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Slice;
 
 import java.util.List;
 
 public interface ExperienceGiftService {
 
  List<ExperienceRes> searchExperience(UserPrincipal userPrincipal, String title);
-
  ExperienceDetailRes getExperienceDetails(final UserPrincipal userPrincipal, Long ExperienceGiftId);
-
  List<ExperienceSttCategoryRes> highSttCategoryPricedGift(UserPrincipal userPrincipal, Long SttCategoryId);
-
  List<ExperienceSttCategoryRes> lowSttCategoryPricedGift(UserPrincipal userPrincipal, Long sttCategoryId);
-
  List<ExperienceExpCategoryRes> highExpCategoryPricedGift(UserPrincipal userPrincipal, Long expCategoryId);
-
  List<ExperienceExpCategoryRes> lowExpCategoryPricedGift(UserPrincipal userPrincipal, Long expCategoryId);
-
  List<ExperienceSttCategoryRes> getPopularSttGift(UserPrincipal userPrincipal, Long sttCategoryId);
-
  List<ExperienceExpCategoryRes> getPopulaExpGift(UserPrincipal userPrincipal, Long expCategoryId);
-
  ExperienceMainRes mainPage(UserPrincipal userPrincipal);
-
  List<ExperienceRes> getAllPopularGift(UserPrincipal userPrincipal);
-
  void registerExperienceGift(UserPrincipal userPrincipal, ShopOwnerExperienceReq shopOwnerExperienceReq);
-
  ShopOwnerMainRes mainAdminExperienceGift(UserPrincipal userPrincipal);
-
  List<ShopOwnerExperienceRes> getExperienceGift(UserPrincipal userPrincipal);
-
  void modifyExperienceGift(Long experienceGiftId, UserPrincipal userPrincipal, ShopOwnerExperienceReq shopOwnerExperienceReq);
-
  void deleteExperienceGift(Long experienceGiftId, UserPrincipal userPrincipal);
-
  ShopOwnerExperienceDetailsRes getExperienceGiftDetails(UserPrincipal userPrincipal, Long experienceGiftId);
+ Slice<ExperienceGiftRes> getPagedExperienceGifts(Pageable pageable, String sttCategory, String searchCondition, String expCategory, String sortCondition);
+
 }

src/main/java/com/shallwe/domain/experiencegift/application/ExperienceGiftServiceImpl.java

@@ -18,6 +18,8 @@
 import com.shallwe.global.config.security.token.UserPrincipal;
 import com.shallwe.global.utils.AwsS3ImageUrlUtil;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Slice;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.StringUtils;
@@ -329,4 +331,10 @@ public List<ExperienceExpCategoryRes> getPopulaExpGift(UserPrincipal userPrincip
  }).collect(Collectors.toList());
  }
 
+ @Override
+ public Slice<ExperienceGiftRes> getPagedExperienceGifts(final Pageable pageable, final String sttCategory,
+ final String searchCondition, final String expCategory, final String sortCondition) {
+ return experienceGiftRepository.findPagedExperienceGifts(pageable, sttCategory, searchCondition, expCategory, sortCondition);
+ }
+
 }

src/main/java/com/shallwe/domain/experiencegift/domain/ExperienceGift.java

@@ -10,23 +10,41 @@
 import java.util.ArrayList;
 import java.util.List;
 
+@Entity
+@Table(name = "experience_gift")
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @Getter
-@Entity
 public class ExperienceGift extends BaseEntity {
 
  @Id
  @GeneratedValue(strategy = GenerationType.IDENTITY)
  private Long id;
 
+ @Column(name = "title")
  private String title;
 
+ @Column(name = "price")
+ private Long price;
+
+ @Column(name = "description")
+ private String description;
+
+ @Column(name = "gift_img_url")
+ private String giftImgUrl;
+
+ @Column(name = "location")
+ private String location;
+
+ @Column(name = "note")
+ private String note;
+
+ @Column(name = "reservation_count")
+ private Long reservationCount; // 인기순 정렬을 위한 WAITING이 아닌 Reservation 개수 카운트
+
  @ManyToOne(fetch = FetchType.LAZY)
  @JoinColumn(name = "subtitle_id")
  private Subtitle subtitle;
 
- private Long price;
-
  @ManyToOne(fetch = FetchType.LAZY)
  @JoinColumn(name = "experience_category_id")
  private ExperienceCategory experienceCategory;
@@ -35,18 +53,10 @@ public class ExperienceGift extends BaseEntity {
  @JoinColumn(name = "situation_category_id")
  private SituationCategory situationCategory;
 
- private String description;
-
- private String giftImgKey;
-
  @ManyToOne(fetch = FetchType.LAZY)
  @JoinColumn(name = "shopOwner_id")
  private ShopOwner shopOwner;
 
- private String location;
-
- private String note;
-
  @OneToMany(mappedBy = "experienceGift")
  private List<ExperienceGiftImage> imgList = new ArrayList<>();
 
@@ -74,15 +84,23 @@ public void update(ShopOwnerExperienceReq shopOwnerExperienceReq, Subtitle subti
  this.note=shopOwnerExperienceReq.getNote();
  }
 
+ public void addReservationCount() {
+ this.reservationCount++;
+ }
+
+ public void subtractReservationCount() {
+ this.reservationCount--;
+ }
+
  @Builder
- public ExperienceGift(String title, Subtitle subtitle, Long price, ExperienceCategory experienceCategory, SituationCategory situationCategory, String description, String giftImgKey, ShopOwner shopOwner, String location, String note, List<ExperienceGiftImage> imgList) {
+ public ExperienceGift(String title, Subtitle subtitle, Long price, ExperienceCategory experienceCategory, SituationCategory situationCategory, String description, String giftImgUrl, ShopOwner shopOwner, String location, String note, List<ExperienceGiftImage> imgList) {
  this.title = title;
  this.subtitle = subtitle;
  this.price = price;
  this.experienceCategory = experienceCategory;
  this.situationCategory = situationCategory;
  this.description = description;
- this.giftImgKey = giftImgKey;
+ this.giftImgUrl = giftImgUrl;
  this.shopOwner = shopOwner;
  this.location = location;
  this.note = note;

src/main/java/com/shallwe/domain/experiencegift/domain/ExperienceGiftExperienceCategory.java

@@ -0,0 +1,34 @@
+package com.shallwe.domain.experiencegift.domain;
+
+import com.shallwe.domain.common.BaseEntity;
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Table(name = "experience_gift_experience_category")
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+public class ExperienceGiftExperienceCategory extends BaseEntity {
+
+ @Id
+ @GeneratedValue(strategy = GenerationType.IDENTITY)
+ private Long id;
+
+ @ManyToOne(fetch = FetchType.LAZY, optional = false)
+ @JoinColumn(nullable = false, name = "experience_gift_id")
+ private ExperienceGift experienceGift;
+
+ @ManyToOne(fetch = FetchType.LAZY, optional = false)
+ @JoinColumn(nullable = false, name = "experience_category_id")
+ private ExperienceCategory experienceCategory;
+
+ @Builder
+ public ExperienceGiftExperienceCategory(ExperienceGift experienceGift, ExperienceCategory experienceCategory) {
+ this.experienceGift = experienceGift;
+ this.experienceCategory = experienceCategory;
+ }
+
+}

src/main/java/com/shallwe/domain/experiencegift/domain/ExperienceGiftSituationCategory.java

@@ -0,0 +1,33 @@
+package com.shallwe.domain.experiencegift.domain;
+
+import com.shallwe.domain.common.BaseEntity;
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Table(name = "experience_gift_situation_category")
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+public class ExperienceGiftSituationCategory extends BaseEntity {
+
+ @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+ private Long id;
+
+ @ManyToOne(fetch = FetchType.LAZY, optional = false)
+ @JoinColumn(nullable = false, name = "experience_gift_id")
+ private ExperienceGift experienceGift;
+
+ @ManyToOne(fetch = FetchType.LAZY, optional = false)
+ @JoinColumn(nullable = false, name = "situation_category_id")
+ private SituationCategory situationCategory;
+
+ @Builder
+ public ExperienceGiftSituationCategory(ExperienceGift experienceGift, SituationCategory situationCategory) {
+ this.experienceGift = experienceGift;
+ this.situationCategory = situationCategory;
+ }
+
+}

src/main/java/com/shallwe/domain/experiencegift/domain/repository/ExperienceGiftQuerydslRepository.java

@@ -1,6 +1,9 @@
 package com.shallwe.domain.experiencegift.domain.repository;
 
 import com.shallwe.domain.experiencegift.domain.ExperienceGift;
+import com.shallwe.domain.experiencegift.dto.response.ExperienceGiftRes;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Slice;
 
 import java.util.List;
 
@@ -13,5 +16,5 @@ public interface ExperienceGiftQuerydslRepository {
  List<ExperienceGift> findPopularGiftsBySttCategoryId(Long sttCategoryId);
  List<ExperienceGift> findPopularGiftsByExpCategoryId(Long ExpCategoryId);
  List<ExperienceGift> findAllPopularGifts();
-
+ Slice<ExperienceGiftRes> findPagedExperienceGifts(Pageable pageable, String sttCategory, String searchCondition, String expCategory, String sortCondition);
 }

src/main/java/com/shallwe/domain/experiencegift/domain/repository/ExperienceGiftQuerydslRepositoryImpl.java

@@ -1,15 +1,30 @@
 package com.shallwe.domain.experiencegift.domain.repository;
 
+import com.querydsl.core.types.OrderSpecifier;
+import com.querydsl.core.types.dsl.BooleanExpression;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import com.shallwe.domain.common.Status;
 import com.shallwe.domain.experiencegift.domain.ExperienceGift;
+import com.shallwe.domain.experiencegift.domain.QExperienceCategory;
+import com.shallwe.domain.experiencegift.domain.QExperienceGiftExperienceCategory;
+import com.shallwe.domain.experiencegift.domain.QSituationCategory;
+import com.shallwe.domain.experiencegift.dto.response.ExperienceGiftRes;
+import com.shallwe.domain.experiencegift.dto.response.QExperienceGiftRes;
 import com.shallwe.domain.reservation.domain.QReservation;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Slice;
+import org.springframework.data.domain.SliceImpl;
 import org.springframework.stereotype.Repository;
 
 import java.util.List;
 
+import static com.shallwe.domain.experiencegift.domain.QExperienceCategory.*;
 import static com.shallwe.domain.experiencegift.domain.QExperienceGift.experienceGift;
+import static com.shallwe.domain.experiencegift.domain.QExperienceGiftExperienceCategory.*;
+import static com.shallwe.domain.experiencegift.domain.QExperienceGiftSituationCategory.*;
+import static com.shallwe.domain.experiencegift.domain.QSituationCategory.*;
+import static com.shallwe.global.config.Constant.ExperienceGiftConstant.*;
 
 
 @RequiredArgsConstructor
@@ -92,4 +107,70 @@ public List<ExperienceGift> findAllPopularGifts() {
  .fetch();
  }
 
+ @Override
+ public Slice<ExperienceGiftRes> findPagedExperienceGifts(final Pageable pageable, final String sttCategory, final String searchCondition, final String expCategory, final String sortCondition) {
+ List<ExperienceGiftRes> results = queryFactory
+ .select(new QExperienceGiftRes(
+ experienceGift.id,
+ experienceGift.giftImgUrl,
+ experienceGift.subtitle.title,
+ experienceGift.title,
+ experienceGift.price
+ ))
+ .distinct()
+ .from(experienceGift)
+ .leftJoin(experienceGift.subtitle)
+ .leftJoin(experienceGiftExperienceCategory).on(experienceGiftExperienceCategory.experienceGift.id.eq(experienceGift.id))
+ .leftJoin(experienceGiftSituationCategory).on(experienceGiftSituationCategory.experienceGift.id.eq(experienceGift.id))
+ .where(
+ experienceGift.status.eq(Status.ACTIVE),
+ sttCategoryEq(sttCategory),
+ expCategoryEq(expCategory),
+ searchConditionEq(searchCondition)
+ )
+ .orderBy(orderBy(sortCondition)) // WAITING이 아닌 예약의 개수를 기준으로 정렬
+ .offset(pageable.getOffset())
+ .limit(pageable.getPageSize() + 1) // +1 해서 다음 페이지가 있는지 체크
+ .fetch();
+
+ boolean hasNext = results.size() > pageable.getPageSize();
+ List<ExperienceGiftRes> content = hasNext ? results.subList(0, pageable.getPageSize()) : results;
+
+ return new SliceImpl<>(content, pageable, hasNext);
+ }
+
+ private BooleanExpression searchConditionEq(String searchCondition) {
+ if (searchCondition == null) {
+ return null;
+ }
+ return experienceGift.title.contains(searchCondition).or(experienceGift.subtitle.title.contains(searchCondition));
+ }
+
+ private BooleanExpression sttCategoryEq(String sttCategory) {
+ if (sttCategory == null) {
+ return null;
+ }
+ return experienceGiftSituationCategory.situationCategory.sttCategory.eq(sttCategory);
+ }
+
+ private BooleanExpression expCategoryEq(String expCategory) {
+ if (expCategory == null) {
+ return null;
+ }
+ return experienceGiftExperienceCategory.experienceCategory.expCategory.eq(expCategory);
+ }
+
+ private OrderSpecifier<?> orderBy(String condition) {
+ if (condition.equals(POPULAR_EXPERIENCE_GIFT)) { // 인기순
+ return experienceGift.reservationCount.desc().nullsLast();
+ }
+ if (condition.equals(HIGH_PRICED_ORDER)) { // 가격 높은 순
+ return experienceGift.price.desc();
+ }
+ if (condition.equals(LOW_PRICED_ORDER)) { // 가격 낮은 순
+ return experienceGift.price.asc();
+ }
+ return experienceGift.reservationCount.desc().nullsLast(); // Default 인기순
+ }
+
 }

src/main/java/com/shallwe/domain/experiencegift/dto/response/ExperienceGiftRes.java

@@ -0,0 +1,24 @@
+package com.shallwe.domain.experiencegift.dto.response;
+
+import com.querydsl.core.annotations.QueryProjection;
+import lombok.Data;
+
+@Data
+public class ExperienceGiftRes {
+
+ private Long experienceGiftId;
+ private String giftImgUrl;
+ private String subtitle;
+ private String title;
+ private Long price;
+
+ @QueryProjection
+ public ExperienceGiftRes(Long experienceGiftId, String giftImgUrl, String subtitle, String title, Long price) {
+ this.experienceGiftId = experienceGiftId;
+ this.giftImgUrl = giftImgUrl;
+ this.subtitle = subtitle;
+ this.title = title;
+ this.price = price;
+ }
+
+}