feat: ai quest 추천 query limit 추가

src/main/java/com/groom/orbit/goal/app/MemberGoalService.java

@@ -15,7 +15,6 @@
 import com.groom.orbit.goal.app.dto.response.GetMemberGoalResponseDto;
 import com.groom.orbit.goal.app.dto.response.GetQuestResponseDto;
 import com.groom.orbit.goal.app.query.GoalQueryService;
-import com.groom.orbit.goal.app.query.QuestQueryService;
 import com.groom.orbit.goal.dao.MemberGoalRepository;
 import com.groom.orbit.goal.dao.entity.Goal;
 import com.groom.orbit.goal.dao.entity.MemberGoal;
@@ -30,7 +29,6 @@
 public class MemberGoalService {
 
   private final MemberGoalRepository memberGoalRepository;
-  private final QuestQueryService questQueryService;
   private final MemberQueryService memberQueryService;
   private final GoalQueryService goalQueryService;
   private final GoalCommandService goalCommandService;
@@ -43,6 +41,14 @@ public MemberGoal findMemberGoal(Long memberId, Long goalId) {
         .orElseThrow(() -> new CommonException(ErrorCode.NOT_FOUND_GOAL));
   }
 
+  @Transactional(readOnly = true)
+  public MemberGoal findMemberGoal(Long memberGoalId) {
+
+    return memberGoalRepository
+        .findById(memberGoalId)
+        .orElseThrow(() -> new CommonException(ErrorCode.NOT_FOUND_GOAL));
+  }
+
   public CommonSuccessDto deleteGoal(Long memberId, Long goalId) {
     MemberGoal memberGoal = findMemberGoal(memberId, goalId);
     Goal goal = memberGoal.getGoal();
@@ -126,4 +132,8 @@ private List<String> getGoalTitle(List<Long> startIds) {
 
     return goals.stream().map(Goal::getTitle).toList();
   }
+
+  public List<MemberGoal> findMemberGoalsByGoalId(Long goalId) {
+    return memberGoalRepository.findAllByGoalId(goalId);
+  }
 }

src/main/java/com/groom/orbit/goal/app/query/QuestQueryService.java

@@ -1,14 +1,19 @@
 package com.groom.orbit.goal.app.query;
 
+import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
 
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import com.groom.orbit.common.exception.CommonException;
 import com.groom.orbit.common.exception.ErrorCode;
+import com.groom.orbit.goal.app.MemberGoalService;
 import com.groom.orbit.goal.app.dto.response.GetQuestResponseDto;
 import com.groom.orbit.goal.dao.QuestRepository;
+import com.groom.orbit.goal.dao.entity.MemberGoal;
 import com.groom.orbit.goal.dao.entity.Quest;
 
 import lombok.RequiredArgsConstructor;
@@ -19,6 +24,7 @@
 public class QuestQueryService {
 
   private final QuestRepository questRepository;
+  private final MemberGoalService memberGoalService;
 
   public Quest findQuest(Long questId) {
     return questRepository
@@ -49,11 +55,18 @@ public List<Quest> findByQuestIdIn(List<Long> questIds) {
     return questRepository.findByQuestIdIn(questIds);
   }
 
-  public long getTotalQuestCount(Long goalId) {
-    return questRepository.countByMemberGoal_GoalId(goalId);
-  }
+  public List<String> getRecommendedQuests(Long memberGoalId) {
+    MemberGoal memberGoal = memberGoalService.findMemberGoal(memberGoalId);
+    Set<Quest> myQuests = new HashSet<>(memberGoal.getQuests());
+
+    List<MemberGoal> memberGoals =
+        memberGoalService.findMemberGoalsByGoalId(memberGoal.getGoal().getGoalId()); // goal 조회
+    Set<Quest> quests =
+        memberGoals.stream()
+            .map(MemberGoal::getQuests)
+            .flatMap(List::stream)
+            .collect(Collectors.toSet());
 
-  public long getFinishQuestCount(Long goalId) {
-    return questRepository.countCompletedByMemberGoal_GoalId(goalId);
+    return quests.stream().filter(quest -> !myQuests.contains(quest)).map(Quest::getTitle).toList();
   }
 }

src/main/java/com/groom/orbit/goal/controller/query/QuestQueryController.java

@@ -27,4 +27,9 @@ public ResponseDto<List<GetQuestResponseDto>> findQuest(
       @AuthMember Long memberId, @RequestParam("goal_id") Long goalId) {
     return ResponseDto.ok(questQueryService.findQuestsByGoalId(memberId, goalId));
   }
+
+  @GetMapping("/recommend")
+  public ResponseDto<?> getRecommendedQuests(@RequestParam("member_goal_id") Long memberGoalId) {
+    return ResponseDto.ok(questQueryService.getRecommendedQuests(memberGoalId));
+  }
 }

src/main/java/com/groom/orbit/goal/dao/MemberGoalRepository.java

@@ -44,4 +44,7 @@ List<MemberGoal> findByMemberIdAndIsComplete(
 
   @Query("select mg from MemberGoal mg" + " join fetch mg.member m" + " join fetch mg.goal g")
   List<MemberGoal> findNotCompletedByMemberId(Long memberId);
+
+  @Query("select mg from MemberGoal mg" + " join fetch mg.goal g" + " where g.goalId=:goal_id")
+  List<MemberGoal> findAllByGoalId(@Param("goal_id") Long goalId);
 }