Merge pull request #101 from TaskFlow-CLAP/CLAP-126

CLAP-126 시스템 알림 생성

Author: starboxxxx

src/main/java/clap/server/adapter/outbound/persistense/MemberPersistenceAdapter.java

@@ -48,6 +48,15 @@ public Optional<Member> findByNickname(final String nickname) {
         return memberEntity.map(memberPersistenceMapper::toDomain);
     }
 
+    // 검토자인 담당자들 조회
+    @Override
+    public List<Member> findReviewers() {
+        List<MemberEntity> memberEntities = memberRepository.findByIsReviewerTrue();
+        return memberEntities.stream()
+                .map(memberPersistenceMapper::toDomain)
+                .collect(Collectors.toList());
+    }
+
     @Override
     public void save(final Member member) {
         MemberEntity memberEntity = memberPersistenceMapper.toEntity(member);

src/main/java/clap/server/adapter/outbound/persistense/NotificationPersistenceAdapter.java

@@ -4,6 +4,7 @@
 import clap.server.adapter.outbound.persistense.mapper.NotificationPersistenceMapper;
 import clap.server.adapter.outbound.persistense.repository.notification.NotificationRepository;
 import clap.server.application.mapper.NotificationMapper;
+import clap.server.application.port.outbound.notification.CommandNotificationPort;
 import clap.server.application.port.outbound.notification.LoadNotificationPort;
 import clap.server.common.annotation.architecture.PersistenceAdapter;
 import clap.server.domain.model.notification.Notification;
@@ -13,7 +14,7 @@
 
 @PersistenceAdapter
 @RequiredArgsConstructor
-public class NotificationPersistenceAdapter implements LoadNotificationPort {
+public class NotificationPersistenceAdapter implements LoadNotificationPort, CommandNotificationPort {
 
     private final NotificationRepository notificationRepository;
     private final NotificationPersistenceMapper notificationPersistenceMapper;
@@ -25,4 +26,9 @@ public Page<FindNotificationListResponse> findAllByReceiverId(Long receiverId, P
                 .map(notificationPersistenceMapper::toDomain);
         return notificationList.map(NotificationMapper::toFindNoticeListResponse);
     }
+
+    @Override
+    public void save(Notification notification) {
+        notificationRepository.save(notificationPersistenceMapper.toEntity(notification));
+    }
 }

src/main/java/clap/server/adapter/outbound/persistense/entity/notification/NotificationEntity.java

@@ -34,12 +34,9 @@ public class NotificationEntity extends BaseTimeEntity {
     @JoinColumn(name = "receiver_id", nullable = false)
     private MemberEntity receiver;
 
-    @Column(nullable = false)
+    @Column(nullable = true)
     private String message;
 
-    @Column
-    private String taskTitle;
-
     @Column(nullable = false)
     private boolean isRead;
 }

src/main/java/clap/server/adapter/outbound/persistense/evenlistener/CustomEventListener.java

@@ -0,0 +1,23 @@
+package clap.server.adapter.outbound.persistense.evenlistener;
+
+import clap.server.application.service.notification.CreateNotificationService;
+import clap.server.domain.model.notification.Notification;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Propagation;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.transaction.event.TransactionPhase;
+import org.springframework.transaction.event.TransactionalEventListener;
+
+// 이벤트 발행 시 실행
+@RequiredArgsConstructor
+@Component
+public class CustomEventListener {
+    private final CreateNotificationService createNotificationService;
+
+    @TransactionalEventListener(phase = TransactionPhase.AFTER_COMMIT)
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
+    public void handler(Notification request) {
+        createNotificationService.createNotification(request);
+    }
+}

src/main/java/clap/server/adapter/outbound/persistense/repository/member/MemberRepository.java

@@ -19,5 +19,7 @@ public interface MemberRepository extends JpaRepository<MemberEntity, Long> {
     Optional<MemberEntity> findByStatusAndMemberId(MemberStatus memberStatus, Long memberId);
 
     Optional<MemberEntity> findByNickname(String nickname);
+
+    List<MemberEntity> findByIsReviewerTrue();
 }
 

src/main/java/clap/server/application/Task/CreateTaskService.java

@@ -3,6 +3,7 @@
 import clap.server.adapter.inbound.web.dto.task.CreateTaskRequest;
 import clap.server.adapter.inbound.web.dto.task.CreateTaskResponse;
 
+import clap.server.adapter.outbound.persistense.entity.notification.constant.NotificationType;
 import clap.server.application.mapper.TaskMapper;
 import clap.server.application.port.inbound.domain.CategoryService;
 import clap.server.application.port.inbound.domain.MemberService;
@@ -12,11 +13,13 @@
 
 import clap.server.common.annotation.architecture.ApplicationService;
 import clap.server.domain.model.member.Member;
+import clap.server.domain.model.notification.Notification;
 import clap.server.domain.model.task.Attachment;
 import clap.server.domain.model.task.Category;
 import clap.server.domain.model.task.Task;
 import lombok.RequiredArgsConstructor;
 
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
@@ -30,10 +33,11 @@ public class CreateTaskService implements CreateTaskUsecase {
     private final CategoryService categoryService;
     private final CommandTaskPort commandTaskPort;
     private final CommandAttachmentPort commandAttachmentPort;
+    private final ApplicationEventPublisher applicationEventPublisher;
 
     @Override
     @Transactional
-    public CreateAndUpdateTaskResponse createTask(Long requesterId, CreateTaskRequest createTaskRequest) {
+    public CreateTaskResponse createTask(Long requesterId, CreateTaskRequest createTaskRequest) {
         Member member = memberService.findActiveMember(requesterId);
         Category category = categoryService.findById(createTaskRequest.categoryId());
         Task task = Task.createTask(member, category, createTaskRequest.title(), createTaskRequest.description());
@@ -42,6 +46,24 @@ public CreateAndUpdateTaskResponse createTask(Long requesterId, CreateTaskReques
         List<Attachment> attachments = Attachment.createAttachments(savedTask, createTaskRequest.fileUrls());
         commandAttachmentPort.saveAll(attachments);
 
-        return TaskMapper.toCreateAndUpdateTaskResponse(savedTask);
+
+        // requestDto에 알림 데이터 mapping
+
+        List<Member> reviewers = memberService.findReviewers();
+
+
+        // 검토자들 각각에 대한 알림 생성 후 event 발행
+        for (Member reviewer : reviewers) {
+            Notification notification = Notification.builder()
+                    .task(savedTask)
+                    .type(NotificationType.TASK_REQUESTED)
+                    .receiver(reviewer)
+                    .message(null)
+                    .build();
+            // publish event로 event 발행
+            applicationEventPublisher.publishEvent(notification);
+        }
+
+        return TaskMapper.toCreateTaskResponse(savedTask);
     }
 }

src/main/java/clap/server/application/port/inbound/domain/MemberService.java

@@ -52,4 +52,8 @@ public List<Member> findActiveManagers() {
         }
         return activeManagers;
     }
+
+    public List<Member> findReviewers() {
+        return loadMemberPort.findReviewers();
+    }
 }

src/main/java/clap/server/application/port/inbound/notification/CreateNotificationUsecase.java

@@ -0,0 +1,7 @@
+package clap.server.application.port.inbound.notification;
+
+import clap.server.domain.model.notification.Notification;
+
+public interface CreateNotificationUsecase {
+    void createNotification(Notification notification);
+}

src/main/java/clap/server/application/port/outbound/member/LoadMemberPort.java

@@ -19,4 +19,6 @@ public interface LoadMemberPort {
 
     Optional<Member> findByNickname(String nickname);
 
+    List<Member> findReviewers();
+
 }

src/main/java/clap/server/application/port/outbound/notification/CommandNotificationPort.java

@@ -4,5 +4,5 @@
 import java.util.Optional;
 
 public interface CommandNotificationPort {
-    Optional<Notification> save(Notification notification);
+    void save(Notification notification);
 }