Feat : 소셜링 검색 구현

src/main/java/com/example/likelion12/controller/SocialringController.java

@@ -8,8 +8,10 @@
 import com.example.likelion12.util.*;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.Page;
 import org.springframework.web.bind.annotation.*;
 
+import java.time.LocalDate;
 import java.util.List;
 
 @Slf4j
@@ -82,7 +84,7 @@ public BaseResponse<List<GetSocialringSearchFilterResponse>> searchFilterSocialr
      * 참가 예정인 소셜링
      */
     @GetMapping("/join/before")
-    public BaseResponse<List<GetSocialringJoinStatusResponse>> joinBeforeSocialring(@RequestHeader("Authorization") String authorization){
+    public BaseResponse<List<GetSocialringJoinStatusResponse>> joinBeforeSocialring(@RequestHeader("Authorization") String authorization) {
         log.info("[SocialringController.joinBeforeSocialring]");
         Long memberId = jwtProvider.extractIdFromHeader(authorization);
         return new BaseResponse<>(socialringService.joinBeforeSocialring(memberId));
@@ -110,6 +112,21 @@ public BaseResponse<Void> deleteSocialring(@RequestHeader("Authorization") Strin
         return new BaseResponse<>(BaseExceptionResponseStatus.SUCCESS, null);
     }
 
+    /**
+     * 소셜링 검색하기
+     */
+    @GetMapping("/search")
+    public BaseResponse<Page<GetSocialringSearchResponse>> searchSocialrings(
+            @RequestHeader("Authorization") String authorization,
+            @RequestParam(required = false) String keyWord,
+            @RequestParam(required = false) LocalDate socialringDate,
+            @RequestParam(required = false) String activityRegionName,
+            @RequestParam(defaultValue = "0") int page
+    ) {
+        Page<GetSocialringSearchResponse> responses = socialringService.searchSocialrings(keyWord, socialringDate, activityRegionName, page, 9);
+        return new BaseResponse<>(BaseExceptionResponseStatus.SUCCESS, responses);
+    }
+
     /**
      * 소셜링 취소하기
      */

src/main/java/com/example/likelion12/dto/socialring/GetSocialringSearchResponse.java

@@ -0,0 +1,23 @@
+package com.example.likelion12.dto.socialring;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+import java.time.LocalDate;
+import java.util.List;
+
+@AllArgsConstructor
+@Data
+public class GetSocialringSearchResponse {
+
+    private long socialringId;
+    private String socialringName;
+    private String socialringImg;
+    private int totalRecruits;
+    private int currentMembers;
+    private LocalDate socialringDate;
+    private int socialringCost;
+    private String commentSimple;
+    private String ActivityRegionName;
+
+}

src/main/java/com/example/likelion12/repository/SocialringRepository.java

@@ -2,11 +2,13 @@
 
 import com.example.likelion12.domain.Socialring;
 import com.example.likelion12.domain.base.BaseStatus;
+import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import java.time.LocalDate;
 import java.util.List;
 import java.util.Optional;
 
@@ -23,5 +25,23 @@ public interface SocialringRepository extends JpaRepository<Socialring, Long> {
     @Query("SELECT c FROM Socialring c WHERE c.activityRegion.id = :activityRegionId AND c.status = :status ORDER BY c.socialringId ASC")
     List<Socialring> findTop3ByActivityRegionIdAndStatus(@Param("activityRegionId") Long activityRegionId, @Param("status") BaseStatus status, Pageable pageable);
 
+    /** 정적쿼리가 동적쿼리보다 빠르기때문에 정적쿼리
+     * JPA에서 제공하는 페이징 이용!*/
+    @Query("SELECT s, COUNT(ms) AS memberCount FROM Socialring s " +
+            "LEFT JOIN MemberSocialring ms ON s.id = ms.socialring.id " +
+            "WHERE (:keyWord IS NULL OR s.socialringName LIKE %:keyWord% " +
+            "OR s.commentSimple LIKE %:keyWord%) " +
+            "AND (:socialringDate IS NULL OR s.socialringDate = :socialringDate) " +
+            "AND (:activityRegionId IS NULL OR (s.activityRegion.id = :activityRegionId AND s.activityRegion.status = :status)) " +
+            "AND s.status = :status " +
+            "GROUP BY s.id " +
+            "ORDER BY s.socialringDate DESC")
+    Page<Object[]> searchSocialringsWithMemberCount(
+            @Param("keyWord") String keyWord,
+            @Param("socialringDate") LocalDate socialringDate,
+            @Param("activityRegionId") Long activityRegionId,
+            @Param("status") BaseStatus status,
+            Pageable pageable
+    );
     List<Socialring> findAllByStatus(BaseStatus baseStatus);
 }

src/main/java/com/example/likelion12/service/SocialringService.java

@@ -10,13 +10,16 @@
 import com.example.likelion12.repository.*;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
 import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Optional;
 import java.util.stream.Collectors;
 
 import static com.example.likelion12.common.response.status.BaseExceptionResponseStatus.*;
@@ -25,6 +28,7 @@
 @Slf4j
 @Service
 @RequiredArgsConstructor
+@Transactional(readOnly = true)
 public class SocialringService {
     private final SocialringRepository socialringRepository;
     private final MemberRepository memberRepository;
@@ -465,6 +469,45 @@ public void deleteSocialring(Long memberId, Long socialringId) {
         }
     }
 
+    /**
+     * 소셜링 검색
+     */
+    public Page<GetSocialringSearchResponse> searchSocialrings(String keyWord, LocalDate socialringDate, String activityRegionName, int page, int size) {
+        Long activityRegionId = getActivityRegionIdByName(activityRegionName, BaseStatus.ACTIVE);
+
+        Pageable pageable = PageRequest.of(page, size);
+        Page<Object[]> results = socialringRepository.searchSocialringsWithMemberCount(
+                keyWord, socialringDate, activityRegionId, BaseStatus.ACTIVE, pageable
+        );
+        return results.map(result -> {
+            Socialring socialring = (Socialring) result[0];
+            long memberCount = (Long) result[1];
+            return new GetSocialringSearchResponse(
+                    socialring.getSocialringId(),
+                    socialring.getSocialringName(),
+                    socialring.getSocialringImg(),
+                    socialring.getTotalRecruits(),
+                    (int) memberCount,
+                    socialring.getSocialringDate(),
+                    socialring.getSocialringCost(),
+                    socialring.getCommentSimple(),
+                    socialring.getActivityRegion().getActivityRegionName()
+            );
+        });
+    }
+
+    private Long getActivityRegionIdByName(String name, BaseStatus status){
+        Long activityRegionId = null;
+        /** 이름으로 지역아이디 얻기 */
+        if (name != null) {
+            Optional<ActivityRegion> activityRegionOpt = activityRegionRepository.findByActivityRegionNameAndStatus(name, status);
+            if (activityRegionOpt.isPresent()) {
+                activityRegionId = activityRegionOpt.get().getActivityRegionId();
+            }
+        }
+        return activityRegionId;
+    }
+
     /**
      * 소셜링 취소
      */