Refactor: 공연장 삭제 softdelete적용 및 레디스 캐싱 개선

src/main/java/org/example/siljeun/domain/concert/service/ConcertCacheService.java

@@ -1,5 +1,6 @@
 package org.example.siljeun.domain.concert.service;
 
+import java.time.Duration;
 import java.util.List;
 import java.util.Set;
 import lombok.RequiredArgsConstructor;
@@ -18,6 +19,12 @@ public class ConcertCacheService {
 
   public void increaseViewCount(Long concertId) {
     redisTemplate.opsForZSet().incrementScore(RANK_KEY, concertId, 1);
+
+    redisTemplate.opsForZSet().incrementScore("ranking:daily", concertId, 1);
+    ensureTtl("ranking:daily", Duration.ofDays(1));
+
+    redisTemplate.opsForZSet().incrementScore("ranking:weekly", concertId, 1);
+    ensureTtl("ranking:weekly", Duration.ofDays(7));
   }
 
   public List<Long> getTopConcertIds(int limit) {
@@ -35,4 +42,11 @@ public List<Long> getTopConcertIds(String key, int limit) {
     return ids.stream().map(id -> Long.valueOf(id.toString())).toList();
   }
 
+  private void ensureTtl(String key, Duration ttl) {
+    Long expire = redisTemplate.getExpire(key);
+    if (expire == null || expire < 0) {
+      redisTemplate.expire(key, ttl);
+    }
+  }
+
 }

src/main/java/org/example/siljeun/domain/concert/service/ConcertServiceImpl.java

@@ -36,8 +36,8 @@ public class ConcertServiceImpl implements ConcertService {
   @Override
   @Transactional
   public Long createConcert(ConcertCreateRequest request, Long userId) {
-    Venue venue = venueRepository.findById(request.venuId())
-        .orElseThrow(() -> new EntityNotFoundException("존재하지 않는 공연장입니다."));
+    Venue venue = venueRepository.findByIdAndDeletedAtIsNull(request.venuId())
+        .orElseThrow(() -> new EntityNotFoundException("존재하지 않거나 삭제된 공연장입니다."));
 
     Concert concert = Concert.builder()
         .title(request.title())
@@ -56,8 +56,8 @@ public void updateConcert(Long concertId, ConcertUpdateRequest request) {
     Concert concert = concertRepository.findById(concertId)
         .orElseThrow(() -> new EntityNotFoundException("해당 공연이 존재하지 않습니다."));
 
-    Venue venue = venueRepository.findById(request.venueId())
-        .orElseThrow(() -> new EntityNotFoundException("존재하지 않는 공연장입니다."));
+    Venue venue = venueRepository.findByIdAndDeletedAtIsNull(request.venueId())
+        .orElseThrow(() -> new EntityNotFoundException("존재하지 않거나 삭제된 공연장입니다."));
 
     concert.update(
         request.title(),
@@ -94,6 +94,11 @@ public ConcertDetailResponse getConcertDetail(Long concertId) {
     Concert concert = concertRepository.findById(concertId)
         .orElseThrow(() -> new EntityNotFoundException("해당 공연이 존재하지 않습니다."));
 
+    Venue venue = concert.getVenue();
+    if (venue.isDeleted()) {
+      throw new IllegalStateException("해당 공연장은 삭제되어 공연 상세 정보를 조회할 수 없습니다.");
+    }
+
     VenueSimpleResponse venueResponse = new VenueSimpleResponse(
         concert.getVenue().getId(),
         concert.getVenue().getName(),

src/main/java/org/example/siljeun/domain/venue/entity/Venue.java

@@ -6,6 +6,7 @@
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Table;
+import java.time.LocalDate;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import org.example.siljeun.global.entity.BaseEntity;
@@ -29,6 +30,8 @@ public class Venue extends BaseEntity {
   @Column(nullable = false)
   private Integer seatCapacity;
 
+  private LocalDate deletedAt;
+
   public Venue(String name, String location, int seatCapacity) {
     this.name = name;
     this.location = location;
@@ -40,4 +43,12 @@ public void update(String name, String location, int seatCapacity) {
     this.location = location;
     this.seatCapacity = seatCapacity;
   }
+
+  public void softDelete() {
+    this.deletedAt = LocalDate.now();
+  }
+
+  public boolean isDeleted() {
+    return this.deletedAt != null;
+  }
 }

src/main/java/org/example/siljeun/domain/venue/repository/VenueRepository.java

@@ -1,8 +1,13 @@
 package org.example.siljeun.domain.venue.repository;
 
+import java.util.List;
+import java.util.Optional;
 import org.example.siljeun.domain.venue.entity.Venue;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface VenueRepository extends JpaRepository<Venue, Long> {
-
+
+  List<Venue> findAllByDeletedAtIsNull();
+
+  Optional<Venue> findByIdAndDeletedAtIsNull(Long id);
 }

src/main/java/org/example/siljeun/domain/venue/service/VenueServiceImpl.java

@@ -38,7 +38,14 @@ public void updateVenue(Long venueId, VenueUpdateRequest request) {
 
   @Override
   public void deleteVenue(Long venueId) {
-    venueRepository.deleteById(venueId);
+    Venue venue = venueRepository.findById(venueId)
+        .orElseThrow(() -> new EntityNotFoundException("해당 공연장을 찾을 수 없습니다."));
+
+    if (venue.isDeleted()) {
+      throw new IllegalStateException("이미 삭제된 공연장입니다.");
+    }
+
+    venue.softDelete();
   }
 
 }