Merge pull request #29 from ttakkeun/feat/22

[Feat] 사용자 포인트 조회 API 구현

Author: 0-x-14

src/main/java/ttakkeun/ttakkeun_server/apiPayLoad/code/status/ErrorStatus.java

@@ -15,6 +15,7 @@ public enum ErrorStatus implements BaseErrorCode {
     _BAD_REQUEST(HttpStatus.BAD_REQUEST, "COMMON400", "잘못된 요청입니다."),
     _UNAUTHORIZED(HttpStatus.UNAUTHORIZED, "COMMON401", "인증이 필요합니다."),
     _FORBIDDEN(HttpStatus.FORBIDDEN, "COMMON403", "금지된 요청입니다."),
+    _NOT_FOUND(HttpStatus.NOT_FOUND, "COMMON404", "요청한 리소스를 찾을 수 없습니다"),
 
     //테스트 응답
     TEMP_EXCEPTION(HttpStatus.BAD_REQUEST, "TEMP4001", "this is test"),

src/main/java/ttakkeun/ttakkeun_server/controller/DiagnoseController.java

@@ -0,0 +1,44 @@
+package ttakkeun.ttakkeun_server.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import ttakkeun.ttakkeun_server.apiPayLoad.ApiResponse;
+import ttakkeun.ttakkeun_server.apiPayLoad.code.status.ErrorStatus;
+import ttakkeun.ttakkeun_server.apiPayLoad.code.status.SuccessStatus;
+import ttakkeun.ttakkeun_server.dto.GetMyPointResponseDTO;
+import ttakkeun.ttakkeun_server.service.DiagnoseService;
+
+import java.util.NoSuchElementException;
+import java.util.Optional;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/diagnose")
+public class DiagnoseController {
+
+    @Autowired
+    private DiagnoseService diagnoseService;
+
+    // memberId 임의로 입력받아서 조회하는 방식으로 구현함
+    // 추후 액세스 토큰으로 멤버 아이디 받아와서 조회하는 방식으로 수정 예정
+    @GetMapping("/point")
+    public ResponseEntity<ApiResponse<GetMyPointResponseDTO>> getPointsByMember(@RequestParam("member-id") Long memberId) {
+        try {
+            Integer point = diagnoseService.getPointsByMember(memberId);
+            ApiResponse<GetMyPointResponseDTO> response = ApiResponse.of(SuccessStatus._OK, new GetMyPointResponseDTO(point));
+            return ResponseEntity.ok(response);
+        } catch (NoSuchElementException e) {
+            ApiResponse<GetMyPointResponseDTO> response = ApiResponse.ofFailure(ErrorStatus.MEMBER_NOT_FOUND, null);
+            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(response);
+        } catch (Exception e) {
+            ApiResponse<GetMyPointResponseDTO> response = ApiResponse.ofFailure(ErrorStatus._INTERNAL_SERVER_ERROR, null);
+            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(response);
+        }
+    }
+}

src/main/java/ttakkeun/ttakkeun_server/dto/GetMyPointResponseDTO.java

@@ -0,0 +1,8 @@
+package ttakkeun.ttakkeun_server.dto;
+
+import lombok.Builder;
+
+@Builder
+public record GetMyPointResponseDTO(Integer point) {
+
+}

src/main/java/ttakkeun/ttakkeun_server/entity/Point.java

@@ -2,9 +2,13 @@
 
 import jakarta.persistence.*;
 import lombok.*;
+import org.springframework.data.annotation.LastModifiedDate;
+
+import java.time.LocalDateTime;
 
 @Entity
 @Getter
+@Setter // 포인트 조회 후 points와 updatedAt 값을 업데이트하는 부분이 있어 @Setter 어노테이션 추가함
 @Builder
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @AllArgsConstructor
@@ -20,4 +24,8 @@ public class Point {
     @MapsId // 'memberId'를 'Member' 엔티티의 PK와 매핑
     @JoinColumn(name = "member_id")
     private Member member;
+
+    @LastModifiedDate
+    @Column(name = "updated_at")
+    private LocalDateTime updatedAt;
 }

src/main/java/ttakkeun/ttakkeun_server/repository/PointRepository.java

@@ -0,0 +1,10 @@
+package ttakkeun.ttakkeun_server.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import ttakkeun.ttakkeun_server.entity.Point;
+
+import java.util.Optional;
+
+public interface PointRepository extends JpaRepository<Point, Long> {
+    Optional<Point> findByMemberId(Long memberId);
+}

src/main/java/ttakkeun/ttakkeun_server/service/DiagnoseService.java

@@ -0,0 +1,54 @@
+package ttakkeun.ttakkeun_server.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ttakkeun.ttakkeun_server.repository.PointRepository;
+import ttakkeun.ttakkeun_server.entity.Point;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.NoSuchElementException;
+import java.util.Optional;
+
+@Transactional
+@Service
+public class DiagnoseService {
+    private final PointRepository pointRepository;
+
+    @Autowired
+    public DiagnoseService(PointRepository pointRepository) {
+        this.pointRepository = pointRepository;
+    }
+
+    public Integer getPointsByMember(Long memberId) throws Exception {
+        Optional<Point> pointOpt = pointRepository.findByMemberId(memberId);
+
+        if (pointOpt.isPresent()) {
+            Point point = pointOpt.get(); // Optinal 객체에서 point를 가져옴
+            Integer points = point.getPoints();
+            LocalDateTime updatedAt = point.getUpdatedAt();
+
+            if (isToday(updatedAt)) { // 최근 포인트 업데이트 날짜가 오늘이라면 그대로 해당 포인트를 반환함
+                return points;
+            } else {
+                // 최근 포인트 업데이트 날짜가 오늘이 아니라면 10점으로 초기화 후 반환함
+                point.setPoints(10);
+                point.setUpdatedAt(LocalDateTime.now());
+                pointRepository.save(point);
+                return 10;
+            }
+        } else {
+            // Optional 객체에서 값이 비어있는 경우 예외를 던짐
+            // 0 반환에서 오류 발생하도록 수정함
+            throw new NoSuchElementException("Member with ID " + memberId + " not found");
+        }
+    }
+
+    private boolean isToday(LocalDateTime dateTime) {
+        LocalDate today = LocalDate.now(); // 오늘 날짜
+        LocalDate date = dateTime.toLocalDate(); // 오늘 날짜와 비교하기 위해 받아온 dateTime을 date 형식으로 변환
+        return today.equals(date);
+        // 입력받은 값이 오늘 날짜와 같다면 true 반환, 오늘 날짜와 다르다면 false 반환
+    }
+}