Merge pull request #15 from 9oormthon-univ/feature/#14

[FEAT] 방문 기업 조회 API 구현

src/main/java/danpoong/soenter/domain/enterprise/controller/EnterpriseController.java

@@ -1,12 +1,14 @@
 package danpoong.soenter.domain.enterprise.controller;
 
 import danpoong.soenter.base.ApiResponse;
+import danpoong.soenter.domain.enterprise.dto.VisitDTO.VisitResponse.GetVisitedEnterpriseResponse;
 import danpoong.soenter.domain.enterprise.service.EnterpriseService;
 import danpoong.soenter.domain.enterprise.entity.Enterprise;
 import danpoong.soenter.domain.enterprise.entity.Region;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.RequiredArgsConstructor;
+import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -27,4 +29,13 @@ public class EnterpriseController {
     public ApiResponse<List<Enterprise>> getEnterprisesByRegion(@PathVariable("region") Region region) {
         return enterpriseService.getEnterprisesByRegion(region);
     }
+
+    @GetMapping("/users/visit")
+    @Operation(summary = "사용자가 방문한 기업 조회 API", description = "사용자가 방문한 모든 기업을 조회합니다.")
+    @io.swagger.v3.oas.annotations.responses.ApiResponse(responseCode = "COMMON200", description = "OK, 성공")
+    @io.swagger.v3.oas.annotations.responses.ApiResponse(responseCode = "COMMON400", description = "잘못된 요청입니다.")
+    public ApiResponse<List<GetVisitedEnterpriseResponse>> getVisitedEnterprises(Authentication authentication) {
+        List<GetVisitedEnterpriseResponse>response = enterpriseService.getVisitedEnterprises(authentication.getName());
+        return ApiResponse.onSuccess(response);
+    }
 }

src/main/java/danpoong/soenter/domain/enterprise/dto/VisitConverter.java

@@ -0,0 +1,15 @@
+package danpoong.soenter.domain.enterprise.dto;
+
+import danpoong.soenter.domain.enterprise.entity.Enterprise;
+import danpoong.soenter.domain.enterprise.dto.VisitDTO.VisitResponse.GetVisitedEnterpriseResponse;
+public class VisitConverter {
+    public static GetVisitedEnterpriseResponse toVisitedEnterpriseResponse(Enterprise enterprise) {
+        return GetVisitedEnterpriseResponse.builder()
+                .enterpriseId(enterprise.getEnterpriseId())
+                .enterpriseName(enterprise.getName())
+                .city(enterprise.getCity())
+                .district(enterprise.getDistrict())
+                .website(enterprise.getWebsite())
+                .build();
+    }
+}

src/main/java/danpoong/soenter/domain/enterprise/dto/VisitDTO.java

@@ -0,0 +1,18 @@
+package danpoong.soenter.domain.enterprise.dto;
+
+import lombok.Builder;
+import lombok.Getter;
+
+public class VisitDTO {
+    public static class VisitResponse {
+        @Getter
+        @Builder
+        public static class GetVisitedEnterpriseResponse {
+            private Long enterpriseId;
+            private String enterpriseName;
+            private String city;
+            private String district;
+            private String website;
+        }
+    }
+}

src/main/java/danpoong/soenter/domain/enterprise/repository/VisitRepository.java

@@ -1,7 +1,11 @@
 package danpoong.soenter.domain.enterprise.repository;
 
 import danpoong.soenter.domain.enterprise.entity.Visit;
+import danpoong.soenter.domain.user.entity.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.List;
+
 public interface VisitRepository extends JpaRepository<Visit, Long> {
+    List<Visit> findByUser(User user);
 }

src/main/java/danpoong/soenter/domain/enterprise/service/EnterpriseService.java

@@ -1,21 +1,31 @@
 package danpoong.soenter.domain.enterprise.service;
 
 import danpoong.soenter.base.ApiResponse;
+import danpoong.soenter.domain.enterprise.dto.VisitConverter;
+import danpoong.soenter.domain.enterprise.dto.VisitDTO.VisitResponse.GetVisitedEnterpriseResponse;
 import danpoong.soenter.domain.enterprise.entity.Enterprise;
 import danpoong.soenter.domain.enterprise.entity.Region;
+import danpoong.soenter.domain.enterprise.entity.Visit;
 import danpoong.soenter.domain.enterprise.repository.EnterpriseRepository;
+import danpoong.soenter.domain.enterprise.repository.VisitRepository;
+import danpoong.soenter.domain.review.converter.ReviewConverter;
+import danpoong.soenter.domain.user.entity.User;
+import danpoong.soenter.domain.user.repository.UserRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @RequiredArgsConstructor
 @Transactional
 public class EnterpriseService {
 
     private final EnterpriseRepository enterpriseRepository;
+    private final UserRepository userRepository;
+    private final VisitRepository visitRepository;
 
     public ApiResponse<List<Enterprise>> getEnterprisesByRegion(Region region) {
         try {
@@ -25,4 +35,15 @@ public ApiResponse<List<Enterprise>> getEnterprisesByRegion(Region region) {
             return ApiResponse.onFailure("500", "지역별 기업 정보를 가져오는 데 실패했습니다.", null);
         }
     }
+    @Transactional(readOnly = true)
+    public List<GetVisitedEnterpriseResponse> getVisitedEnterprises(String userId) {
+        User user = userRepository.findById(Long.valueOf(userId))
+                .orElseThrow(() -> new RuntimeException("존재하지 않는 사용자입니다."));
+
+        return visitRepository.findByUser(user).stream()
+                .map(Visit::getEnterprise)  // Visit에서 Enterprise 추출
+                .distinct()  // 동일한 Enterprise는 한 번만 포함
+                .map(VisitConverter::toVisitedEnterpriseResponse)
+                .collect(Collectors.toList());
+    }
 }