feat follower, follow list

src/main/java/NextLevel/demo/follow/FollowRepository.java

@@ -1,9 +1,11 @@
 package NextLevel.demo.follow;
 
+import NextLevel.demo.user.entity.UserEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import java.util.List;
 import java.util.Optional;
 
 public interface FollowRepository extends JpaRepository<FollowEntity, Long> {
@@ -17,4 +19,11 @@ public interface FollowRepository extends JpaRepository<FollowEntity, Long> {
             "from TagEntity t " +
             "where t.id = 1 ")
     SelectFollowCountAndIsFollowDao selectFollowCountAndFollowDao(@Param("targetUserId") Long targetUserId, @Param("userId") Long userId);
+
+    @Query("select f.user from FollowEntity f left join fetch f.user.img where f.target.id = :targetId")
+    List<UserEntity> gerFollowerList(@Param("targetId") Long targetId);
+
+    @Query("select f.target from FollowEntity f left join fetch f.target.img where f.user.id = :userId")
+    List<UserEntity> gerFollowList(@Param("userId") Long userId);
+
 }

src/main/java/NextLevel/demo/follow/FollowService.java

@@ -2,11 +2,14 @@
 
 import NextLevel.demo.exception.CustomException;
 import NextLevel.demo.exception.ErrorCode;
+import NextLevel.demo.user.dto.user.response.UserProfileDto;
+import NextLevel.demo.user.dto.user.response.UserSummeryInfoDto;
 import NextLevel.demo.user.entity.UserEntity;
 import NextLevel.demo.user.service.UserValidateService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
 import java.util.Optional;
 
 @Service
@@ -38,4 +41,16 @@ public void follow(long userId, long targetId, boolean follow) {
         }
     }
 
+    public List<UserProfileDto> followerList(Long targetUserId) {
+        userValidateService.findUserWithUserId(targetUserId);
+        List<UserEntity> followerList = followRepository.gerFollowerList(targetUserId);
+        return followerList.stream().map(UserProfileDto::of).toList();
+    }
+
+    public List<UserProfileDto> followList(Long userId) {
+        userValidateService.findUserWithUserId(userId);
+        List<UserEntity> followList = followRepository.gerFollowList(userId);
+        return followList.stream().map(UserProfileDto::of).toList();
+    }
+
 }

src/main/java/NextLevel/demo/user/controller/MypageController.java

@@ -1,6 +1,7 @@
 package NextLevel.demo.user.controller;
 
 import NextLevel.demo.common.SuccessResponse;
+import NextLevel.demo.follow.FollowService;
 import NextLevel.demo.project.project.dto.response.ProjectListWithFundingDto;
 import NextLevel.demo.project.project.dto.response.ResponseProjectListDto;
 import NextLevel.demo.user.dto.user.request.RequestMyPageProjectListDto;
@@ -12,6 +13,7 @@
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -22,6 +24,7 @@
 public class MypageController {
 
     private final MypageProjectSelectService mypageProjectSelectService;
+    private final FollowService followService;
 
     // 내가 좋아요한, 내가 최근 조회한, 내가 펀딩한(with funding) with tag
     @PostMapping("/project")
@@ -38,4 +41,14 @@ public ResponseEntity<?> myPageProjectListMaker(@RequestBody @Valid RequestMyPag
         return ResponseEntity.status(HttpStatus.OK).body(new SuccessResponse("success", mypageProjectSelectService.mapageProjectListWithFunding(dto)));
     }
 
+    @GetMapping("/follow-list")
+    public ResponseEntity getMyFollowList() {
+        return ResponseEntity.ok().body(new SuccessResponse("success", followService.followList(JWTUtil.getUserIdFromSecurityContext())));
+    }
+
+    @GetMapping("/follower-list")
+    public ResponseEntity getMyFollowerList() {
+        return ResponseEntity.ok().body(new SuccessResponse("success", followService.followerList(JWTUtil.getUserIdFromSecurityContext())));
+    }
+
 }