feat: 활동 연혁 서비스 로직 구현 (DASOMBE-15)

Author: jucheonsu

src/main/java/dmu/dasom/api/domain/activity/service/ActivityHistoryService.java

@@ -0,0 +1,18 @@
+package dmu.dasom.api.domain.activity.service;
+
+import dmu.dasom.api.domain.activity.dto.ActivityHistoryRequestDto;
+import dmu.dasom.api.domain.activity.dto.ActivityHistoryResponseDto;
+import dmu.dasom.api.domain.activity.dto.GroupedActivityHistoryDto;
+
+import java.util.List;
+
+public interface ActivityHistoryService {
+
+    List<GroupedActivityHistoryDto> getAllHistories();
+
+    ActivityHistoryResponseDto createHistory(ActivityHistoryRequestDto requestDto);
+
+    ActivityHistoryResponseDto updateHistory(Long id, ActivityHistoryRequestDto requestDto);
+
+    void deleteHistory(Long id);
+}

src/main/java/dmu/dasom/api/domain/activity/service/ActivityHistoryServiceImpl.java

@@ -0,0 +1,60 @@
+package dmu.dasom.api.domain.activity.service;
+
+import dmu.dasom.api.domain.activity.dto.ActivityHistoryRequestDto;
+import dmu.dasom.api.domain.activity.dto.ActivityHistoryResponseDto;
+import dmu.dasom.api.domain.activity.dto.GroupedActivityHistoryDto;
+import dmu.dasom.api.domain.activity.entity.ActivityHistory;
+import dmu.dasom.api.domain.activity.repository.ActivityHistoryRepository;
+import dmu.dasom.api.domain.common.exception.CustomException;
+import dmu.dasom.api.domain.common.exception.ErrorCode;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class ActivityHistoryServiceImpl implements ActivityHistoryService {
+
+    private final ActivityHistoryRepository historyRepository;
+
+    @Override
+    @Transactional(readOnly = true)
+    public List<GroupedActivityHistoryDto> getAllHistories() {
+        List<ActivityHistory> histories = historyRepository.findAll();
+        return GroupedActivityHistoryDto.groupedActivityHistoryDto(histories);
+    }
+
+    @Override
+    public ActivityHistoryResponseDto createHistory(ActivityHistoryRequestDto requestDto) {
+        ActivityHistory history = requestDto.toEntity();
+        ActivityHistory savedHistory = historyRepository.save(history);
+        return ActivityHistoryResponseDto.toDto(savedHistory);
+    }
+
+    @Override
+    public ActivityHistoryResponseDto updateHistory(Long id, ActivityHistoryRequestDto requestDto) {
+        ActivityHistory history = historyRepository.findById(id)
+                // CustomException 사용
+                .orElseThrow(() -> new CustomException(ErrorCode.NOT_FOUND));
+
+        history.update(
+                requestDto.getYear(),
+                requestDto.getSection(),
+                requestDto.getTitle(),
+                requestDto.getAward()
+        );
+        return ActivityHistoryResponseDto.toDto(history);
+    }
+
+    @Override
+    public void deleteHistory(Long id) {
+        // CustomException 사용
+        if (!historyRepository.existsById(id)) {
+            throw new CustomException(ErrorCode.NOT_FOUND);
+        }
+        historyRepository.deleteById(id);
+    }
+}