feat: MemberStatistic 추가 (#119)

Author: jaegyun1011

backend/src/main/java/com/back/domain/member/controller/ApiV1MemberController.java

@@ -326,4 +326,19 @@ public ResponseEntity<ApiResponse<MemberDto>> obtainTitle(
                         )
                 );
     }
+
+    @GetMapping("/me/statistic")
+    @Operation(summary = "회원 통계 확인", description = "클리어한 미션 카운트")
+    public ResponseEntity<ApiResponse<StatisticDto>> meStatistic() {
+        Member actor = rq.getActorFromDb();
+
+        return ResponseEntity
+                .status(HttpStatus.OK)
+                .body(new ApiResponse<>(
+                                "200",
+                                "[Member] Success: 사용자 통계 확인 (%s)".formatted(actor.getEmail()),
+                                new StatisticDto(actor.getStatistic())
+                        )
+                );
+    }
 }

backend/src/main/java/com/back/domain/member/dto/StatisticDto.java

@@ -0,0 +1,17 @@
+package com.back.domain.member.dto;
+
+import com.back.domain.member.entity.MemberStatistic;
+
+public record StatisticDto(
+        int countDaily,
+        int countWeekly,
+        int countChallenge
+) {
+    public StatisticDto(MemberStatistic statistic) {
+        this(
+                statistic.getCountDaily(),
+                statistic.getCountWeekly(),
+                statistic.getCountChallenge()
+        );
+    }
+}

backend/src/main/java/com/back/domain/member/entity/Member.java

@@ -52,6 +52,8 @@ public class Member extends BaseEntity {
     private MemberRole role = MemberRole.USER;
     private String apiKey = null;
     private String socialAccessToken = null;
+    @OneToOne(cascade = CascadeType.ALL)
+    private MemberStatistic statistic;
 
     //생성자(회원 가입)
     public Member(String email, String password, String name) {

backend/src/main/java/com/back/domain/member/entity/MemberStatistic.java

@@ -0,0 +1,36 @@
+package com.back.domain.member.entity;
+
+import com.back.global.jpa.entity.BaseEntity;
+import jakarta.persistence.Entity;
+import jakarta.persistence.OneToOne;
+import lombok.*;
+
+@Entity
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class MemberStatistic extends BaseEntity {
+    @OneToOne
+    private Member member;
+
+    private int countDaily = 0;
+    private int countWeekly = 0;
+    private int countChallenge = 0;
+
+    public MemberStatistic(Member member) {
+        this.member = member;
+    }
+
+    public void clearDaily() {
+        this.countDaily++;
+    }
+
+    public void clearWeekly() {
+        this.countWeekly++;
+    }
+
+    public void clearChallenge() {
+        this.countChallenge++;
+    }
+}

backend/src/main/java/com/back/domain/member/repository/MemberStatisticRepository.java

@@ -0,0 +1,8 @@
+package com.back.domain.member.repository;
+
+import com.back.domain.member.entity.MemberStatistic;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface MemberStatisticRepository extends JpaRepository<MemberStatistic, Integer> {
+
+}

backend/src/main/java/com/back/domain/member/service/MemberService.java

@@ -5,6 +5,7 @@
 import com.back.domain.item.repository.ItemRepository;
 import com.back.domain.member.entity.Member;
 import com.back.domain.member.entity.MemberGender;
+import com.back.domain.member.entity.MemberStatistic;
 import com.back.domain.member.repository.MemberRepository;
 import com.back.domain.title.entity.Title;
 import com.back.domain.title.repository.TitleRepository;
@@ -26,6 +27,7 @@
 public class MemberService {
     private final PasswordEncoder passwordEncoder;
     private final AuthService authService;
+    private final MemberStatisticService memberStatisticService;
     private final MemberRepository memberRepository;
     private final ItemRepository itemRepository;
     private final TitleRepository titleRepository;
@@ -39,6 +41,8 @@ public Member signup(String email, String password, String name) {
 
         password = passwordEncoder.encode(password);
         Member member = new Member(email, password, name);
+        MemberStatistic memberStatistic = memberStatisticService.create(member);
+        member.setStatistic(memberStatistic);
 
         return memberRepository.save(member);
     }
@@ -87,6 +91,7 @@ public void genCode(Member member) {
 
     //회원 탈퇴
     public void delete(Member member) {
+        memberStatisticService.delete(member);
         memberRepository.delete(member);
     }
 
@@ -135,11 +140,20 @@ public void unequipTitle(Member member) {
         member.setTitle(null);
     }
 
-    // *** Modify 메서드 ***
-    public void modifyPassword(Member member, String password) {
-        member.setPassword(passwordEncoder.encode(password));
+    // *** 미션 클리어 카운트 ***
+    public void clearDaily(Member member) {
+        member.getStatistic().clearDaily();
+    }
+
+    public void clearWeekly(Member member) {
+        member.getStatistic().clearWeekly();
     }
 
+    public void clearChallenge(Member member) {
+        member.getStatistic().clearChallenge();
+    }
+
+    // *** Modify 메서드 ***
     public void modifyProfile(Member member, String name, LocalDate age, MemberGender gender) {
         member.setName(name);
         member.setBirth(age);
@@ -152,6 +166,10 @@ public void modifyStatus(Member member, int level, int xp, int money) {
         member.setMoney(money);
     }
 
+//    public void modifyPassword(Member member, String password) {
+//        member.setPassword(passwordEncoder.encode(password));
+//    }
+
     // *** Find 메서드 ***
     public Optional<Member> findById(int id) {
         return memberRepository.findById(id);

backend/src/main/java/com/back/domain/member/service/MemberStatisticService.java

@@ -0,0 +1,23 @@
+package com.back.domain.member.service;
+
+import com.back.domain.member.entity.Member;
+import com.back.domain.member.entity.MemberStatistic;
+import com.back.domain.member.repository.MemberStatisticRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class MemberStatisticService {
+    private final MemberStatisticRepository memberStatisticRepository;
+
+    public MemberStatistic create(Member member) {
+        return memberStatisticRepository.save(new MemberStatistic(member));
+    }
+
+    public void delete(Member member) {
+        memberStatisticRepository.delete(member.getStatistic());
+    }
+}