refactor : /api/users/daily-solved 앤드포인트에 문제 번호 리스트 포함

Author: minjee2758

.DS_Store

@@ -1,5 +1,6 @@
 package org.ezcode.codetest.application.usermanagement.user.service;
 
+import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.temporal.ChronoUnit;
 import java.util.List;

src/.DS_Store

@@ -1,12 +1,21 @@
 package org.ezcode.codetest.domain.submission.dto;
 
 import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
 
 public record DailyCorrectCount(
     LocalDate date,
-    int count
+    int count,
+    List<Long> problemIds
 ) {
-    public DailyCorrectCount(java.sql.Date date, int count) {
-        this(date.toLocalDate(), count);
+
+    public DailyCorrectCount(java.sql.Date date, Set<Long> problemIds) {
+        this(
+            date.toLocalDate(),
+            problemIds.size(),
+            new ArrayList<>(problemIds)
+        );
     }
 }

src/main/.DS_Store

@@ -1,5 +1,6 @@
 package org.ezcode.codetest.domain.submission.service;
 
+import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Optional;
@@ -120,4 +121,5 @@ private void modifyUserProblemResult(UserProblemResult userProblemResult, boolea
     public int findSubmissionCountByUserId(Long userId) {
         return submissionRepository.findSubmissionCountByUserId(userId);
     }
+
 }

src/main/java/.DS_Store

@@ -7,6 +7,7 @@
 import org.ezcode.codetest.domain.submission.model.entity.QUserProblemResult;
 import org.springframework.stereotype.Repository;
 
+import com.querydsl.core.group.GroupBy;
 import com.querydsl.core.types.Projections;
 import com.querydsl.core.types.dsl.Expressions;
 import com.querydsl.jpa.impl.JPAQueryFactory;
@@ -27,17 +28,20 @@ public List<DailyCorrectCount> countCorrectByUserGroupedByDate(Long userId) {
         var date = Expressions.dateTemplate(java.sql.Date.class, "DATE({0})", upr.modifiedAt);
 
         return queryFactory
-            .select(Projections.constructor(DailyCorrectCount.class,
-                date,
-                upr.count().intValue()
-            ))
             .from(upr)
             .where(
                 upr.user.id.eq(userId),
                 upr.isCorrect.eq(true)
             )
-            .groupBy(date)
             .orderBy(date.asc())
-            .fetch();
+            .transform(
+                GroupBy.groupBy(date).list(
+                    Projections.constructor(
+                        DailyCorrectCount.class,
+                        date,
+                        GroupBy.set(upr.problem.id)
+                    )
+                )
+            );
     }
 }

src/main/java/org/.DS_Store

@@ -91,6 +91,7 @@ public ResponseEntity<UserReviewTokenResponse> getReviewToken(
 		return ResponseEntity.status(HttpStatus.OK).body(userService.getReviewToken(authUser));
 	}
 
+	@Operation(summary = "회원의 푼 문제 수 조회", description = "날짜, 날짜마다 푼 문제 번호 리스트, 푼 문제 개수")
 	@GetMapping("/users/daily-solved")
 	public ResponseEntity<UserDailySolvedHistoryResponse> getUserDailySolvedHistory(
 		@AuthenticationPrincipal AuthUser authUser