Feat : 첫 화면인기 마감임박 보여주기 구현

src/main/java/com/example/likelion12/common/exception/ExerciseException.java

@@ -4,7 +4,7 @@
 import lombok.Getter;
 
 @Getter
-public class ExerciseException extends RuntimeException {
+public class ExerciseException extends RuntimeException{
 
     private final ResponseStatus exceptionStatus;
 

src/main/java/com/example/likelion12/common/exception_handler/ExerciseExceptionControllerAdvice.java

@@ -16,7 +16,7 @@ public class ExerciseExceptionControllerAdvice {
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     @ExceptionHandler(ExerciseException.class)
     public BaseErrorResponse handle_ExerciseException(ExerciseException e) {
-        log.error("[handle_ExerciseException", e);
+        log.error("[handle_ExerciseException]", e);
         return new BaseErrorResponse(e.getExceptionStatus(), e.getMessage());
     }
 }

src/main/java/com/example/likelion12/common/response/status/BaseExceptionResponseStatus.java

@@ -31,7 +31,12 @@ public enum BaseExceptionResponseStatus implements ResponseStatus{
      * 6000: member 관련
      */
     CANNOT_FOUND_MEMBER(6000, HttpStatus.BAD_REQUEST.value(), "유저를 찾을 수 없습니다."),
-    ALREADY_EXIST_EMAIL(6001, HttpStatus.BAD_REQUEST.value(), "이미 존재하는 이메일입니다.");
+    ALREADY_EXIST_EMAIL(6001, HttpStatus.BAD_REQUEST.value(), "이미 존재하는 이메일입니다."),
+
+    /**
+     * 7000 : crew 관련
+     */
+    CANNOT_FOUND_CREW_LIST(7000, HttpStatus.BAD_REQUEST.value(), "크루 리스트를 찾을 수 없습니다.");
 
 
     private final int code;

src/main/java/com/example/likelion12/config/SecurityConfig.java

@@ -21,7 +21,7 @@ public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
                 .csrf(CsrfConfigurer<HttpSecurity>::disable)
                 .authorizeHttpRequests(requests ->
                         requests
-                                .requestMatchers("/test", "/auth/kakao/callback", "/user/signup").permitAll()  // 이 URL은 모두에게 허용
+                                .requestMatchers("/test", "/auth/kakao/callback", "/user/signup","/main").permitAll()  // 이 URL은 모두에게 허용
                                 .anyRequest().authenticated()  // 그 외의 모든 요청은 인증 필요
                 )
                 .sessionManagement(sessionManagement ->

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

@@ -0,0 +1,28 @@
+package com.example.likelion12.controller;
+
+import com.example.likelion12.common.response.BaseResponse;
+import com.example.likelion12.dto.HomeResponse;
+import com.example.likelion12.service.HomeService;
+import com.example.likelion12.util.JwtProvider;
+import lombok.AllArgsConstructor;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequiredArgsConstructor
+public class HomeController {
+
+    private final JwtProvider jwtProvider;
+    private final HomeService homeService;
+
+    @GetMapping("/main")
+    public BaseResponse<HomeResponse> getHomeData(@RequestHeader("Authorization") String authorization){
+        Long memberId = jwtProvider.extractIdFromHeader(authorization);
+        return new BaseResponse<>(homeService.getHomeData(memberId));
+    }
+}
+

src/main/java/com/example/likelion12/dto/Crew.java

@@ -0,0 +1,16 @@
+package com.example.likelion12.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public class Crew {
+    private Long crew_id;
+    private String crew_name;
+    private String crew_img;
+    private String active_area_name;
+    private Integer total_recruits;
+    private Integer crew_cost;
+    private String comment_simple;
+}

src/main/java/com/example/likelion12/dto/HomeResponse.java

@@ -0,0 +1,12 @@
+package com.example.likelion12.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import java.util.List;
+
+@Getter
+@AllArgsConstructor
+public class HomeResponse {
+    private List<Socialring> deadline_imminent;
+    private List<Crew> hot_crew;
+}

src/main/java/com/example/likelion12/dto/Socialring.java

@@ -0,0 +1,17 @@
+package com.example.likelion12.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public class Socialring {
+    private Long socialring_id;
+    private String socialring_name;
+    private String socialring_img;
+    private String socialring_date;
+    private String active_area_name;
+    private Integer total_recruits;
+    private Integer socialring_cost;
+    private String comment_simple;
+}

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

@@ -2,9 +2,14 @@
 
 import com.example.likelion12.domain.Crew;
 import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.stereotype.Repository;
+import org.springframework.data.jpa.repository.Query;
+
+import java.util.List;
+import java.util.Optional;
 
-@Repository
 public interface CrewRepository extends JpaRepository<Crew, Long> {
 
-}
+    // "크루"가 가지고 있는 "크루_멤버"가 많은 순으로 4개 반환 (홈화면 보여주기용)
+    @Query("SELECT c FROM Crew c LEFT JOIN c.memberCrewList m GROUP BY c ORDER BY COUNT(m) DESC LIMIT 4")
+    Optional<List<Crew>> findTop4ByMemberCrewListSize();
+}

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

@@ -1,9 +1,17 @@
 package com.example.likelion12.repository;
 
-
 import com.example.likelion12.domain.Socialring;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+
+import java.util.List;
+import java.util.Optional;
 
 public interface SocialringRepository extends JpaRepository<Socialring, Long> {
-    //Optional<Socialring> findBySocialringIdAndStatus(Long socialringId, BaseStatus status);
+
+    // 홈화면에 보여줄 4개를 마감기한 입박한 순으로 반환
+    @Query(value = "SELECT * FROM socialring ORDER BY socialring_date ASC LIMIT 4", nativeQuery = true)
+    Optional<List<Socialring>> findTop4ByOrderBySocialringDate();
+
+    Optional<Socialring> findBySocialringIdAndStatus(Long socialringId, BaseStatus status);
 }

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

@@ -0,0 +1,76 @@
+package com.example.likelion12.service;
+
+import com.example.likelion12.common.exception.CrewException;
+import com.example.likelion12.domain.Socialring;
+import com.example.likelion12.dto.Crew;
+import com.example.likelion12.dto.HomeResponse;
+import com.example.likelion12.repository.CrewRepository;
+import com.example.likelion12.repository.SocialringRepository;
+import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.text.SimpleDateFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import static com.example.likelion12.common.response.status.BaseExceptionResponseStatus.CANNOT_FOUND_CREW_LIST;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class HomeService {
+
+    private final CrewRepository crewRepository;
+    private final SocialringRepository socialringRepository;
+
+    @Transactional
+    public HomeResponse getHomeData(Long memberId) {
+
+        List<com.example.likelion12.domain.Crew> topCrews = crewRepository.findTop4ByMemberCrewListSize()
+                .orElseThrow(()->new CrewException(CANNOT_FOUND_CREW_LIST));
+        List<Socialring> topSocialrings = socialringRepository.findTop4ByOrderBySocialringDate()
+                .orElseThrow(()->new CrewException(CANNOT_FOUND_CREW_LIST));
+
+        // 소셜 DTO로 변환
+        List<com.example.likelion12.dto.Socialring> deadline_imminent = topSocialrings.stream()
+                .map(socialring -> new com.example.likelion12.dto.Socialring(
+                        socialring.getSocialringId(),
+                        socialring.getSocialringName(),
+                        socialring.getSocialringImg(),
+                        formatDate(socialring.getSocialringDate()),
+                        socialring.getActivityRegion().getActivityRegionName(),
+                        socialring.getTotalRecruits(),
+                        socialring.getSocialringCost(),
+                        socialring.getCommentSimple()
+                ))
+                .collect(Collectors.toList());
+
+        // 크루 DTO로 변환
+        List<Crew> hot_crew = topCrews.stream()
+                .map(crew -> new Crew(
+                        crew.getCrewId(),
+                        crew.getCrewName(),
+                        crew.getCrewImg(),
+                        crew.getActivityRegion().getActivityRegionName(),
+                        crew.getTotalRecruits(),
+                        crew.getCrewCost(),
+                        crew.getCommentSimple()
+                ))
+                .collect(Collectors.toList());
+        // 관심 종목 필터링
+
+
+        return new HomeResponse(deadline_imminent , hot_crew);
+    }
+
+    // 날짜 포맷 변환 메소드
+    private String formatDate(LocalDateTime date) {
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+        return date.format(formatter);
+    }
+}