Feat: 통계 기능 수정

- API 응답에 이번달에 받은 좋아요 개수 추가

src/main/java/com/api/readinglog/domain/likesummary/repository/CustomLikeSummaryRepository.java

@@ -0,0 +1,6 @@
+package com.api.readinglog.domain.likesummary.repository;
+
+public interface CustomLikeSummaryRepository {
+
+    long getLikeTotalCountInMonth(Long memberId, int month);
+}

src/main/java/com/api/readinglog/domain/likesummary/repository/CustomLikeSummaryRepositoryImpl.java

@@ -0,0 +1,22 @@
+package com.api.readinglog.domain.likesummary.repository;
+
+import static com.api.readinglog.domain.likesummary.entity.QLikeSummary.likeSummary;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public class CustomLikeSummaryRepositoryImpl implements CustomLikeSummaryRepository {
+
+    private final JPAQueryFactory queryFactory;
+
+    @Override
+    public long getLikeTotalCountInMonth(Long memberId, int month) {
+        return queryFactory
+                .select(likeSummary.count())
+                .from(likeSummary)
+                .where(likeSummary.member.id.eq(memberId).and(likeSummary.createdAt.month().eq(month)))
+                .fetchFirst();
+    }
+
+}

src/main/java/com/api/readinglog/domain/likesummary/repository/LikeSummaryRepository.java

@@ -3,6 +3,6 @@
 import com.api.readinglog.domain.likesummary.entity.LikeSummary;
 import org.springframework.data.jpa.repository.JpaRepository;
 
-public interface LikeSummaryRepository extends JpaRepository<LikeSummary, Long> {
+public interface LikeSummaryRepository extends JpaRepository<LikeSummary, Long>, CustomLikeSummaryRepository {
     void deleteByMemberIdAndSummaryId(Long userId, Long summaryId);
 }

src/main/java/com/api/readinglog/domain/stat/service/StatService.java

@@ -3,6 +3,7 @@
 import com.api.readinglog.domain.book.dto.BookCalendarResponse;
 import com.api.readinglog.domain.book.dto.BookCategoryResponse;
 import com.api.readinglog.domain.book.repository.BookRepository;
+import com.api.readinglog.domain.likesummary.repository.LikeSummaryRepository;
 import com.api.readinglog.domain.stat.controller.dto.StatResponse;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
@@ -15,15 +16,16 @@
 public class StatService {
 
     private final BookRepository bookRepository;
+    private final LikeSummaryRepository likeSummaryRepository;
 
     public StatResponse getStats(Long memberId, int month) {
         Long lastMonthTotalBookCount = bookRepository.getBookTotalCountInMonth(memberId, month - 1);
         Long thisMonthTotalBookCount = bookRepository.getBookTotalCountInMonth(memberId, month);
-        List<BookCategoryResponse> bookCountGroupByCategory = bookRepository.getBookCountGroupByCategory(memberId, month);
+        List<BookCategoryResponse> bookCountGroupByCategory = bookRepository.getBookCountGroupByCategoryInMonth(memberId, month);
         List<BookCalendarResponse> bookCalendarInMonth = bookRepository.getBookCalendarInMonth(memberId, month);
+        long thisMonthLikeTotalCount = likeSummaryRepository.getLikeTotalCountInMonth(memberId, month);
 
-        // TODO: 이번달 받은 좋아요 개수 추가
-        return StatResponse.of(month, lastMonthTotalBookCount, thisMonthTotalBookCount, null, bookCountGroupByCategory, bookCalendarInMonth);
+        return StatResponse.of(month, lastMonthTotalBookCount, thisMonthTotalBookCount, thisMonthLikeTotalCount, bookCountGroupByCategory, bookCalendarInMonth);
     }
 
 }