Merge pull request #27 from 29sungdong/feat/user

[feat] 유저 통계 API 구현

src/main/java/sungdong29/backend/domain/subPlace/repository/UserMissionRepository.java

@@ -2,8 +2,10 @@
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import sungdong29.backend.domain.subPlace.domain.UserMission;
+import sungdong29.backend.domain.user.domain.User;
 
 
 public interface UserMissionRepository extends JpaRepository<UserMission, Long> {
+    Long countByUser(User user);
 }
 

src/main/java/sungdong29/backend/domain/user/UserController.java

@@ -6,14 +6,17 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.*;
 import sungdong29.backend.domain.user.dto.request.NicknameUpdateRequestDTO;
 import sungdong29.backend.domain.user.dto.request.TokenRequestDTO;
 import sungdong29.backend.domain.user.dto.request.UserRequestDTO;
+import sungdong29.backend.domain.user.dto.response.StatsResponseDTO;
 import sungdong29.backend.domain.user.dto.response.TokenResponseDTO;
 import sungdong29.backend.domain.user.dto.response.UserResponseDTO;
 import sungdong29.backend.domain.user.service.UserService;
 import sungdong29.backend.global.config.LoginUser;
+import sungdong29.backend.global.config.user.UserDetails;
 
 @Slf4j
 @RestController
@@ -43,4 +46,12 @@ public ResponseEntity<UserResponseDTO> updateUserNickname(@LoginUser Long userId
         UserResponseDTO userResponseDTO = userService.updateUserNickname(userId, nicknameUpdateRequestDTO);
         return ResponseEntity.ok(userResponseDTO);
     }
+
+    @Operation(summary = "통계")
+    @GetMapping("stats")
+    public ResponseEntity<StatsResponseDTO> getUserStats(@AuthenticationPrincipal UserDetails userDetails) {
+        log.info("통계");
+        StatsResponseDTO statsResponseDTO = userService.getUserStats(userDetails);
+        return ResponseEntity.ok(statsResponseDTO);
+    }
 }

src/main/java/sungdong29/backend/domain/user/dto/response/StatsResponseDTO.java

@@ -0,0 +1,24 @@
+package sungdong29.backend.domain.user.dto.response;
+
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+public class StatsResponseDTO {
+
+    private int placePercent;
+    private int missionPercent;
+
+    @Builder
+    private StatsResponseDTO(int placePercent, int missionPercent) {
+        this.placePercent = placePercent;
+        this.missionPercent = missionPercent;
+    }
+
+    public static StatsResponseDTO of(int placePercent, int missionPercent) {
+        return StatsResponseDTO.builder()
+                .placePercent(placePercent)
+                .missionPercent(missionPercent)
+                .build();
+    }
+}

src/main/java/sungdong29/backend/domain/user/helper/UserHelper.java

@@ -0,0 +1,33 @@
+package sungdong29.backend.domain.user.helper;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import sungdong29.backend.domain.place.repository.PlaceRepository;
+import sungdong29.backend.domain.subPlace.repository.MissionRepository;
+import sungdong29.backend.domain.subPlace.repository.UserMissionRepository;
+import sungdong29.backend.domain.user.domain.User;
+import sungdong29.backend.domain.walk.repository.WalkRepository;
+
+@Component
+@RequiredArgsConstructor
+public class UserHelper {
+
+    private final WalkRepository walkRepository;
+    private final PlaceRepository placeRepository;
+    private final UserMissionRepository userMissionRepository;
+    private final MissionRepository missionRepository;
+
+    public int calcPlacePercent(User user) {
+        Long placeNum = walkRepository.countByUser(user);
+        long totalPlace = placeRepository.count();
+
+        return (int) ((double)placeNum / totalPlace * 100);
+    }
+
+    public int calcMissionPercent(User user) {
+        Long missionNum = userMissionRepository.countByUser(user);
+        long totalMission = missionRepository.count();
+
+        return (int) ((double) missionNum / totalMission * 100);
+    }
+}

src/main/java/sungdong29/backend/domain/user/service/UserService.java

@@ -1,27 +1,31 @@
 package sungdong29.backend.domain.user.service;
 
 
-import jakarta.transaction.Transactional;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import sungdong29.backend.domain.user.domain.User;
 import sungdong29.backend.domain.user.dto.request.NicknameUpdateRequestDTO;
 import sungdong29.backend.domain.user.dto.request.TokenRequestDTO;
 import sungdong29.backend.domain.user.dto.request.UserRequestDTO;
+import sungdong29.backend.domain.user.dto.response.StatsResponseDTO;
 import sungdong29.backend.domain.user.dto.response.TokenResponseDTO;
 import sungdong29.backend.domain.user.dto.response.UserResponseDTO;
 import sungdong29.backend.domain.user.exception.DuplicateNickname;
 import sungdong29.backend.domain.user.exception.DuplicateUsername;
 import sungdong29.backend.domain.user.exception.UserNotFound;
+import sungdong29.backend.domain.user.helper.UserHelper;
 import sungdong29.backend.domain.user.repository.UserRepository;
-import org.springframework.security.crypto.password.PasswordEncoder;
 import sungdong29.backend.global.config.jwt.TokenProvider;
+import sungdong29.backend.global.config.user.UserDetails;
 
 @Slf4j
 @Service
 @RequiredArgsConstructor
 public class UserService {
+
+    private final UserHelper userHelper;
     private final UserRepository userRepository;
     private final PasswordEncoder passwordEncoder;
     private final TokenProvider tokenProvider;
@@ -79,4 +83,12 @@ public UserResponseDTO updateUserNickname(Long userId, NicknameUpdateRequestDTO
 
         return UserResponseDTO.from(user);
     }
+
+    public StatsResponseDTO getUserStats(UserDetails userDetails) {
+        final User user = userDetails.getUser();
+        int placePercent = userHelper.calcPlacePercent(user);
+        int missionPercent = userHelper.calcMissionPercent(user);
+
+        return StatsResponseDTO.of(placePercent, missionPercent);
+    }
 }

src/main/java/sungdong29/backend/domain/walk/repository/WalkRepository.java

@@ -1,7 +1,9 @@
 package sungdong29.backend.domain.walk.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import sungdong29.backend.domain.user.domain.User;
 import sungdong29.backend.domain.walk.domain.Walk;
 
 public interface WalkRepository extends JpaRepository<Walk, Long> {
+    Long countByUser(User user);
 }