[feat/#448] 나누기 화면에서 rewardPencil 추가

src/main/java/umc/th/juinjang/api/limjang/service/NoteQueryServiceV2.java

@@ -1,6 +1,7 @@
 package umc.th.juinjang.api.limjang.service;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -63,13 +64,34 @@ public UserNotesShareableGetResponse findNotesShareable(Member member) {
 		List<Limjang> filteredSharedNotes = findUnsharedSharableNotes(member);
 		List<Image> imageList = imageFinder.findAllFirstCreatedImagePerNote(filteredSharedNotes);
 
+		// 예상 리워드 판별
+		Map<Long, Long> mapToExpectedReward = mapInCalculateReward(filteredSharedNotes);
+
 		return UserNotesShareableGetResponse.of(filteredSharedNotes, mapToNoteIdAndImageId(imageList),
-			mapToNoteScrapStatus(filteredSharedNotes));
+			mapToNoteScrapStatus(filteredSharedNotes), mapToExpectedReward);
+	}
+
+	private Map<Long, Long> mapInCalculateReward(List<Limjang> notes) {
+		Set<Long> noteIdsWithPastSharedHistory =
+			sharedNoteFinder.findLimjangIdsByDeletedAtIsNotNullAndLimjang(notes);
+
+		Map<Long, Long> mapToExpectedRewardPencil = new HashMap<>();
+		for (Limjang note : notes) {
+			mapToExpectedRewardPencil.put(note.getLimjangId(), calculateReward(note, noteIdsWithPastSharedHistory));
+		}
+		return mapToExpectedRewardPencil;
+	}
+
+	private Long calculateReward(Limjang note, Set<Long> previouslySharedNoteIds) {
+		if (previouslySharedNoteIds.contains(note.getLimjangId()))
+			return null;
+		return note.getImageList().isEmpty() ? 2L : 7L;
 	}
 
 	private List<Limjang> findUnsharedSharableNotes(Member member) {
 		List<Limjang> notes = noteFinder.getAllByMemberWithAddressAndNotePriceWhereIsSharableIsTrueAndDeletedIsFalseAndAddressBcodeIsNotNull(
 			member);
+		// 이미 공유 중인 임장들 필터링
 		Set<Long> noteIdInSharedNotes = sharedNoteFinder.findLimjangIdsByDeletedAtIsNullAndLimjang(notes);
 
 		return notes.stream()

src/main/java/umc/th/juinjang/api/limjang/service/response/UserNotesShareableGetResponse.java

@@ -24,10 +24,11 @@ record UserNoteShareableResponse(
 		String monthlyRent,
 		Integer pyong,
 		String floor,
-		String shortAddress
+		String shortAddress,
+		Long rewardPencil
 	) {
 
-		static UserNoteShareableResponse of(Limjang limjang, String imageUrl, boolean isScraped) {
+		static UserNoteShareableResponse of(Limjang limjang, String imageUrl, boolean isScraped, Long rewardPencil) {
 			return new UserNoteShareableResponse(
 				limjang.getLimjangId(), limjang.getPurpose(), limjang.getPropertyType(), limjang.getPriceType(),
 				limjang.getNickname(),
@@ -39,17 +40,18 @@ static UserNoteShareableResponse of(Limjang limjang, String imageUrl, boolean is
 					null,
 				limjang.getPyong(),
 				limjang.getFloor(),
-				limjang.getAddressEntity().getShortAddress()
+				limjang.getAddressEntity().getShortAddress(),
+				rewardPencil
 			);
 		}
 	}
 
 	public static UserNotesShareableGetResponse of(List<Limjang> limjangs, Map<Long, String> imageUrl,
-		Map<Long, Boolean> isScraped) {
+		Map<Long, Boolean> isScraped, Map<Long, Long> expectedReward) {
 		return new UserNotesShareableGetResponse(
 			limjangs.stream()
 				.map(it -> UserNoteShareableResponse.of(it, imageUrl.get(it.getLimjangId()),
-					isScraped.get(it.getLimjangId())))
+					isScraped.get(it.getLimjangId()), expectedReward.get(it.getLimjangId())))
 				.toList());
 	}
 }

src/main/java/umc/th/juinjang/api/note/shared/service/SharedNoteFinder.java

@@ -85,4 +85,8 @@ public boolean existsByDeletedAtIsNullAndLimjang(Limjang limjang) {
 	public Set<Long> findLimjangIdsByDeletedAtIsNullAndLimjang(List<Limjang> notes) {
 		return sharedNoteRepository.findLimjangIdsByDeletedAtIsNullAndLimjang(notes);
 	}
+
+	public Set<Long> findLimjangIdsByDeletedAtIsNotNullAndLimjang(List<Limjang> notes) {
+		return sharedNoteRepository.findLimjangIdsByDeletedAtIsNotNullAndLimjang(notes);
+	}
 }

src/main/java/umc/th/juinjang/domain/note/shared/repository/SharedNoteRepository.java

@@ -49,4 +49,7 @@ public interface SharedNoteRepository extends JpaRepository<SharedNote, Long>, S
 
 	@Query("SELECT s.limjang.limjangId FROM SharedNote s WHERE s.limjang in :limjangs AND s.deletedAt is null")
 	Set<Long> findLimjangIdsByDeletedAtIsNullAndLimjang(@Param("limjangs") List<Limjang> limjangs);
+
+	@Query("SELECT s.limjang.limjangId FROM SharedNote s WHERE s.limjang in :limjangs AND s.deletedAt is not null")
+	Set<Long> findLimjangIdsByDeletedAtIsNotNullAndLimjang(@Param("limjangs") List<Limjang> limjangs);
 }