feat: 검색 기록 저장 ver2

- 기존의 코드는 프 -> 백 데이터 전달 과정에서 계속 오류가 남.
- 이에 따라 백 측에서 데이터를 받아오는 코드 로직 자체를 변경한 v2를 작성함.

src/main/java/com/solucitation/midpoint_backend/domain/history2/api/SearchHistoryControllerV2.java

@@ -0,0 +1,138 @@
+package com.solucitation.midpoint_backend.domain.history2.api;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.solucitation.midpoint_backend.domain.history2.dto.PlaceDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.dto.SearchHistoryRequestDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.dto.SearchHistoryResponseDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.service.SearchHistoryServiceV2;
+import com.solucitation.midpoint_backend.domain.member.dto.ValidationErrorResponse;
+import com.solucitation.midpoint_backend.domain.member.entity.Member;
+import com.solucitation.midpoint_backend.domain.member.service.MemberService;
+import jakarta.validation.ConstraintViolation;
+import jakarta.validation.Validator;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.Authentication;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@Slf4j
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/search-history-v2")
+public class SearchHistoryControllerV2 {
+    private final MemberService memberService;
+    private final Validator validator;
+    private final SearchHistoryServiceV2 searchHistoryService;
+
+    /**
+     * 검색 결과에서 저장하고 싶은 장소를 리스트로 받아와서 저장합니다.
+     *
+     * @param authentication 인증 정보
+     * @return 장소를 성공적으로 저장하면 201 CREATED를 반환합니다.
+     *         로그인을 하지 않고 시도 시 401 UNAUTHORIZED를 반환합니다.
+     *         사용자를 찾을 수 없는 경우 404 NOT_FOUND를 반환합니다.
+     *         저장하려는 장소 정보에 문제가 있을 때 (필드가 공백이거나 null일 경우) 400 BAD_REQUEST를 반환합니다.
+     *         기타 사유로 저장 실패 시 500 INTERNAL_SERVER_ERROR를 반환합니다.
+     * @throws JsonProcessingException
+     */
+    @PostMapping("")
+    public ResponseEntity<Object> saveHistory(Authentication authentication,
+                                              @RequestBody SearchHistoryRequestDtoV2 request) {
+        try {
+            String neighborhood = request.getNeighborhood();
+            List<PlaceDtoV2> searchHistoryRequestDtos = request.getHistoryDto();
+
+            System.out.println("ssearchHistoryRequestDtos.size()= " +searchHistoryRequestDtos.size());
+            for (PlaceDtoV2 searchHistoryRequestDto : searchHistoryRequestDtos) {
+                System.out.println("searchHistoryRequestDto = " + searchHistoryRequestDto.getPlaceId());
+            }
+
+            // neighborhood 검증
+            if (neighborhood == null || neighborhood.trim().isEmpty()) {
+                return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                        .body(Map.of("error", "EMPTY_FIELD", "message", "동 정보가 누락되었습니다."));
+            }
+
+            // 인증 검증
+            if (authentication == null || !authentication.isAuthenticated()) {
+                return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
+                        .body(Map.of("error", "UNAUTHORIZED", "message", "해당 서비스를 이용하기 위해서는 로그인이 필요합니다."));
+            }
+
+            String memberEmail = authentication.getName();
+            Member member = memberService.getMemberByEmail(memberEmail);
+            if (member == null) {
+                return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                        .body(Map.of("error", "USER_NOT_FOUND", "message", "사용자를 찾을 수 없습니다."));
+            }
+
+            // 리스트 내의 모든 요소에 대한 검증 수행
+            for (PlaceDtoV2 place : searchHistoryRequestDtos) {
+                Set<ConstraintViolation<PlaceDtoV2>> violations = validator.validate(place);
+                if (!violations.isEmpty()) {
+                    List<ValidationErrorResponse.FieldError> fieldErrors = violations.stream()
+                            .map(violation -> new ValidationErrorResponse.FieldError(violation.getPropertyPath().toString(), violation.getMessage()))
+                            .collect(Collectors.toList());
+                    ValidationErrorResponse errorResponse = new ValidationErrorResponse(fieldErrors);
+                    return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(errorResponse);
+                }
+            }
+
+            // 데이터 저장
+            searchHistoryService.save(neighborhood, memberEmail, searchHistoryRequestDtos);
+            return ResponseEntity.status(HttpStatus.CREATED).body(Map.of("message", "장소를 저장하였습니다."));
+
+        } catch (IllegalArgumentException e) {
+            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(e.getMessage());
+        } catch (RuntimeException e) {
+            return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                    .body(Map.of("error", "USER_NOT_FOUND", "message", "사용자를 찾을 수 없습니다."));
+        } catch (Exception e) {
+            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+                    .body(Map.of("error", e.getMessage(), "message", "장소 저장 중 오류가 발생하였습니다."));
+        }
+    }
+
+
+    /**
+     * 사용자가 지금까지 저장한 검색 정보를 전부 최신순부터 가져옵니다.
+     *
+     * @param authentication 인증 정보
+     * @return 검색 기록 조회가 성공하면 200 OK와 결과 리스트를 반환합니다.
+     *         로그인을 하지 않고 시도 시 401 UNAUTHORIZED를 반환합니다.
+     *         사용자를 찾을 수 없는 경우 404 NOT_FOUND를 반환합니다.
+     *         기타 사유로 저장 실패 시 500 INTERNAL_SERVER_ERROR를 반환합니다.
+     */
+    @GetMapping("")
+    public ResponseEntity<Object> getHistory(Authentication authentication) {
+        try {
+            if (authentication == null || !authentication.isAuthenticated()) {
+                return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
+                        .body(Map.of("error", "UNAUTHORIZED", "message", "해당 서비스를 이용하기 위해서는 로그인이 필요합니다."));
+            }
+
+            String memberEmail = authentication.getName();
+            Member member = memberService.getMemberByEmail(memberEmail);
+            if (member == null) {
+                return ResponseEntity.status(HttpStatus.NOT_FOUND)
+                        .body(Map.of("error", "USER_NOT_FOUND", "message", "사용자를 찾을 수 없습니다."));
+            }
+
+            List<SearchHistoryResponseDtoV2> searchHistoryResponseDtos = searchHistoryService.getHistory(member);
+            return ResponseEntity.ok(searchHistoryResponseDtos);
+        } catch (Exception e) {
+            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+                    .body(Map.of("error", e.getMessage(), "message", "검색 기록 조회 중 오류가 발생하였습니다."));
+        }
+    }
+
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/dto/PlaceDtoV2.java

@@ -0,0 +1,22 @@
+package com.solucitation.midpoint_backend.domain.history2.dto;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class PlaceDtoV2 {
+    @NotBlank(message = "장소ID가 누락되었습니다.")
+    private String placeId;        // 장소의 고유 ID
+
+    @NotBlank(message = "장소명이 누락되었습니다.")
+    private String placeName;      // 장소의 이름
+
+    @NotBlank(message = "주소가 누락되었습니다.")
+    private String placeAddress; // 장소의 주소
+
+    private String imageUrl; // 장소 이미지
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/dto/SearchHistoryRequestDtoV2.java

@@ -0,0 +1,19 @@
+package com.solucitation.midpoint_backend.domain.history2.dto;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class SearchHistoryRequestDtoV2 {
+    @NotBlank
+    private String neighborhood;
+
+    private List<PlaceDtoV2> historyDto = new ArrayList<>();
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/dto/SearchHistoryResponseDtoV2.java

@@ -0,0 +1,18 @@
+package com.solucitation.midpoint_backend.domain.history2.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class SearchHistoryResponseDtoV2 {
+    private String neighborhood;
+    private LocalDateTime serachTime;
+    private List<PlaceDtoV2> places = new ArrayList<>();
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/entity/PlaceInfoV2.java

@@ -0,0 +1,33 @@
+package com.solucitation.midpoint_backend.domain.history2.entity;
+
+import jakarta.persistence.*;
+import lombok.*;
+
+@Entity
+@Table(name = "place_info")
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@AllArgsConstructor
+@Builder
+public class PlaceInfoV2 {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "place_info_id")
+    private Long id;
+
+    @Column(name="place_id", nullable = false)
+    private String placeId;
+
+    @ManyToOne
+    @JoinColumn(name = "search_history_id", nullable = false)
+    private SearchHistoryV2 searchHistory;
+
+    @Column(name = "place_name", nullable = false)
+    private String name;
+
+    @Column(name = "place_address", nullable = false)
+    private String address;
+
+    @Column(name="place_image_url", nullable = false)
+    private String imageUrl;
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/entity/SearchHistoryV2.java

@@ -0,0 +1,40 @@
+package com.solucitation.midpoint_backend.domain.history2.entity;
+
+import com.solucitation.midpoint_backend.domain.member.entity.Member;
+import jakarta.persistence.*;
+import lombok.*;
+import org.hibernate.annotations.CreationTimestamp;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+import static jakarta.persistence.FetchType.LAZY;
+
+@Entity
+@Table(name = "search_history")
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@AllArgsConstructor
+@Builder
+public class SearchHistoryV2 {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "search_history_id")
+    private Long id;
+
+    @Column(name="neighborhood", nullable = false)
+    private String neighborhood; // 동 정보 ex. 청파동
+
+    @ManyToOne(fetch = LAZY)
+    @JoinColumn(name = "member_id", nullable = false)
+    private Member member;
+
+    @CreationTimestamp
+    @Column(name = "search_date", nullable = false, updatable = false)
+    private LocalDateTime searchDate;
+
+    @OneToMany(mappedBy = "searchHistory", fetch = LAZY, cascade = CascadeType.ALL, orphanRemoval = true)
+    @Builder.Default
+    private List<PlaceInfoV2> placeList = new ArrayList<>();
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/repository/SearchHistoryRepositoryV2.java

@@ -0,0 +1,13 @@
+package com.solucitation.midpoint_backend.domain.history2.repository;
+
+import com.solucitation.midpoint_backend.domain.history2.entity.SearchHistoryV2;
+import com.solucitation.midpoint_backend.domain.member.entity.Member;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository
+public interface SearchHistoryRepositoryV2 extends JpaRepository<SearchHistoryV2, Long> {
+    List<SearchHistoryV2> findByMemberOrderBySearchDateDesc(Member member);
+}

src/main/java/com/solucitation/midpoint_backend/domain/history2/service/SearchHistoryServiceV2.java

@@ -0,0 +1,78 @@
+package com.solucitation.midpoint_backend.domain.history2.service;
+
+import com.solucitation.midpoint_backend.domain.history2.dto.PlaceDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.dto.SearchHistoryRequestDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.dto.SearchHistoryResponseDtoV2;
+import com.solucitation.midpoint_backend.domain.history2.entity.PlaceInfoV2;
+import com.solucitation.midpoint_backend.domain.history2.entity.SearchHistoryV2;
+import com.solucitation.midpoint_backend.domain.history2.repository.SearchHistoryRepositoryV2;
+import com.solucitation.midpoint_backend.domain.member.entity.Member;
+import com.solucitation.midpoint_backend.domain.member.service.MemberService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+
+@Service
+@RequiredArgsConstructor
+public class SearchHistoryServiceV2 {
+    @Value("${cloud.aws.s3.bucket}")
+    private String bucket;
+
+    private final String defaultImageUrl = String.format("https://%s.s3.%s.amazonaws.com/%s", bucket, "ap-northeast-2", "place_default_image.png");
+    private final SearchHistoryRepositoryV2 searchHistoryRepository;
+    private final MemberService memberService;
+
+    @Transactional
+    public void save(String neighborhood, String memberEmail, List<PlaceDtoV2> placeDtos) {
+        Member member = memberService.getMemberByEmail(memberEmail);
+
+        SearchHistoryV2 searchHistory = SearchHistoryV2.builder()
+                .member(member)
+                .neighborhood(neighborhood)
+                .build();
+
+        System.out.println("placeDtos.size() = " + placeDtos.size());
+        for (PlaceDtoV2 dto : placeDtos) {
+            String imageUrl = dto.getImageUrl();
+            if (imageUrl == null || imageUrl.trim().isEmpty()) { // 이미지 url이 없거나 공백
+                imageUrl = defaultImageUrl;
+            }
+
+            PlaceInfoV2 placeInfo = PlaceInfoV2.builder()
+                    .name(dto.getPlaceName())
+                    .placeId(dto.getPlaceId())
+                    .address(dto.getPlaceAddress())
+                    .imageUrl(imageUrl)
+                    .searchHistory(searchHistory) // searchHistory 필드 설정
+                    .build();
+            searchHistory.getPlaceList().add(placeInfo);
+            System.out.println("placeInfo = " + placeInfo);
+        }
+        searchHistoryRepository.save(searchHistory);
+    }
+
+    @Transactional(readOnly = true)
+    public List<SearchHistoryResponseDtoV2> getHistory(Member member) {
+        List<SearchHistoryV2> histories = searchHistoryRepository.findByMemberOrderBySearchDateDesc(member);
+
+        return histories.stream()
+                .map(history -> new SearchHistoryResponseDtoV2(
+                        history.getNeighborhood(),
+                        history.getSearchDate(),
+                        history.getPlaceList().stream()
+                                .map(placeInfo -> new PlaceDtoV2(
+                                        placeInfo.getPlaceId(),
+                                        placeInfo.getName(),
+                                        placeInfo.getAddress(),
+                                        placeInfo.getImageUrl()
+                                ))
+                                .collect(Collectors.toList())
+                ))
+                .collect(Collectors.toList());
+    }
+}