Merge pull request #103 from Team-MindWay/100-get-rank-api

랭킹 반환 api

src/main/java/com/mindway/server/v2/domain/book/service/impl/BookWriteServiceImpl.java

@@ -5,6 +5,8 @@
 import com.mindway.server.v2.domain.book.repository.BookRepository;
 import com.mindway.server.v2.domain.book.service.BookWriteService;
 import com.mindway.server.v2.domain.book.util.BookConverter;
+import com.mindway.server.v2.domain.rank.entity.Ranks;
+import com.mindway.server.v2.domain.rank.repository.RankRepository;
 import com.mindway.server.v2.domain.user.entity.User;
 import com.mindway.server.v2.domain.user.util.UserUtil;
 import com.mindway.server.v2.global.annotation.ServiceWithTransaction;
@@ -17,11 +19,28 @@ public class BookWriteServiceImpl implements BookWriteService {
     private final BookRepository bookRepository;
     private final BookConverter bookConverter;
     private final UserUtil userUtil;
+    private final RankRepository rankRepository;
 
     public void execute(BookWriteRequest bookWriteRequest) {
         User user = userUtil.getCurrentUser();
 
         Book book = bookConverter.toEntity(bookWriteRequest, user);
+        accrue(user);
         bookRepository.save(book);
     }
+
+    private void accrue(User user) {
+        Ranks rank = rankRepository.findByUser(user)
+                .orElseGet(() -> saveUserRank(user));
+
+        rank.accrue();
+        rankRepository.save(rank);
+    }
+
+    private Ranks saveUserRank (User user) {
+        return Ranks.builder()
+                .user(user)
+                .accrue(0)
+                .build();
+    }
 }

src/main/java/com/mindway/server/v2/domain/rank/entity/Ranks.java

@@ -0,0 +1,31 @@
+package com.mindway.server.v2.domain.rank.entity;
+
+import com.mindway.server.v2.domain.user.entity.User;
+import jakarta.persistence.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+@Getter
+public class Ranks {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private Integer accrue;
+
+    @ManyToOne
+    @JoinColumn(name = "user_id")
+    private User user;
+
+    public void accrue() {
+        accrue++;
+    }
+
+}

src/main/java/com/mindway/server/v2/domain/rank/presentation/RankController.java

@@ -0,0 +1,24 @@
+package com.mindway.server.v2.domain.rank.presentation;
+
+import com.mindway.server.v2.domain.rank.presentation.dto.response.RankResponse;
+import com.mindway.server.v2.domain.rank.service.GetRankService;
+import lombok.RequiredArgsConstructor;
+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.RestController;
+
+import java.util.List;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v2/rank")
+public class RankController {
+    private final GetRankService getRankService;
+
+    @GetMapping
+    public ResponseEntity<List<RankResponse>> getRank() {
+        List<RankResponse> rank = getRankService.execute();
+        return ResponseEntity.ok(rank);
+    }
+}

src/main/java/com/mindway/server/v2/domain/rank/presentation/dto/response/RankResponse.java

@@ -0,0 +1,11 @@
+package com.mindway.server.v2.domain.rank.presentation.dto.response;
+
+import lombok.Builder;
+import lombok.Getter;
+
+@Builder
+@Getter
+public class RankResponse {
+    private String name;
+    private Integer accrue;
+}

src/main/java/com/mindway/server/v2/domain/rank/repository/RankRepository.java

@@ -0,0 +1,14 @@
+package com.mindway.server.v2.domain.rank.repository;
+
+import com.mindway.server.v2.domain.rank.entity.Ranks;
+import com.mindway.server.v2.domain.user.entity.User;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface RankRepository extends JpaRepository<Ranks, Long> {
+    List<Ranks> findTop3ByOrderByAccrueDesc();
+
+    Optional<Ranks> findByUser(User user);
+}

src/main/java/com/mindway/server/v2/domain/rank/scheduler/RankScheduler.java

@@ -0,0 +1,16 @@
+package com.mindway.server.v2.domain.rank.scheduler;
+
+import com.mindway.server.v2.domain.rank.service.DeleteRankService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.scheduling.annotation.Scheduled;
+
+@RequiredArgsConstructor
+public class RankScheduler {
+
+    private final DeleteRankService deleteRankService;
+
+    @Scheduled(cron = "0 0 0 1 * *", zone = "Asia/Seoul")
+    public void run() {
+        deleteRankService.execute();
+    }
+}

src/main/java/com/mindway/server/v2/domain/rank/service/DeleteRankService.java

@@ -0,0 +1,5 @@
+package com.mindway.server.v2.domain.rank.service;
+
+public interface DeleteRankService {
+    void execute();
+}

src/main/java/com/mindway/server/v2/domain/rank/service/GetRankService.java

@@ -0,0 +1,9 @@
+package com.mindway.server.v2.domain.rank.service;
+
+import com.mindway.server.v2.domain.rank.presentation.dto.response.RankResponse;
+
+import java.util.List;
+
+public interface GetRankService {
+    List<RankResponse> execute();
+}

src/main/java/com/mindway/server/v2/domain/rank/service/impl/DeleteRankServiceImpl.java

@@ -0,0 +1,15 @@
+package com.mindway.server.v2.domain.rank.service.impl;
+
+import com.mindway.server.v2.domain.rank.repository.RankRepository;
+import com.mindway.server.v2.domain.rank.service.DeleteRankService;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public class DeleteRankServiceImpl implements DeleteRankService {
+
+    private final RankRepository rankRepository;
+
+    public void execute() {
+        rankRepository.deleteAll();
+    }
+}

src/main/java/com/mindway/server/v2/domain/rank/service/impl/GetRankServiceImpl.java

@@ -0,0 +1,28 @@
+package com.mindway.server.v2.domain.rank.service.impl;
+
+import com.mindway.server.v2.domain.rank.entity.Ranks;
+import com.mindway.server.v2.domain.rank.presentation.dto.response.RankResponse;
+import com.mindway.server.v2.domain.rank.repository.RankRepository;
+import com.mindway.server.v2.domain.rank.service.GetRankService;
+import com.mindway.server.v2.domain.rank.util.RankConverter;
+import com.mindway.server.v2.global.annotation.ServiceWithReadOnlyTransaction;
+import lombok.RequiredArgsConstructor;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@ServiceWithReadOnlyTransaction
+@RequiredArgsConstructor
+public class GetRankServiceImpl implements GetRankService {
+
+    private final RankRepository rankRepository;
+    private final RankConverter rankConverter;
+
+    public List<RankResponse> execute() {
+        List<Ranks> ranks = rankRepository.findTop3ByOrderByAccrueDesc();
+
+        return ranks.stream()
+                .map(rankConverter::toDto)
+                .collect(Collectors.toList());
+    }
+}

src/main/java/com/mindway/server/v2/domain/rank/util/RankConverter.java

@@ -0,0 +1,8 @@
+package com.mindway.server.v2.domain.rank.util;
+
+import com.mindway.server.v2.domain.rank.entity.Ranks;
+import com.mindway.server.v2.domain.rank.presentation.dto.response.RankResponse;
+
+public interface RankConverter {
+    RankResponse toDto (Ranks rank);
+}

src/main/java/com/mindway/server/v2/domain/rank/util/impl/RankConverterImpl.java

@@ -0,0 +1,17 @@
+package com.mindway.server.v2.domain.rank.util.impl;
+
+import com.mindway.server.v2.domain.rank.entity.Ranks;
+import com.mindway.server.v2.domain.rank.presentation.dto.response.RankResponse;
+import com.mindway.server.v2.domain.rank.util.RankConverter;
+import org.springframework.stereotype.Component;
+
+@Component
+public class RankConverterImpl implements RankConverter {
+
+    public RankResponse toDto(Ranks rank) {
+        return RankResponse.builder()
+                .name(rank.getUser().getName())
+                .accrue(rank.getAccrue())
+                .build();
+    }
+}

src/main/java/com/mindway/server/v2/global/security/config/SecurityConfig.java

@@ -78,6 +78,8 @@ public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
                                 // event
                                 .requestMatchers(HttpMethod.POST, "/api/v2/event").hasAnyAuthority(Authority.ROLE_TEACHER.name(), Authority.ROLE_HELPER.name())
 
+                                // rank
+                                .requestMatchers(HttpMethod.GET, "/api/v2/rank").authenticated()
 
                                 .anyRequest().authenticated()
                 )