Add endpoint to retrieve latest publications.

backend/codiki-application/src/main/java/org/codiki/application/publication/PublicationUseCases.java

@@ -3,6 +3,7 @@ package org.codiki.application.publication;
 import static java.util.Objects.isNull;
 import java.time.Clock;
 import java.time.ZonedDateTime;
+import java.util.Collection;
 import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
@@ -190,4 +191,8 @@ public class PublicationUseCases {
 
         return publicationPort.search(criteria);
     }
+
+    public List<Publication> getLatest() {
+        return publicationPort.getLatest();
+    }
 }

backend/codiki-domain/src/main/java/org/codiki/domain/publication/port/PublicationPort.java

@@ -15,4 +15,6 @@ public interface PublicationPort {
     void delete(Publication publication);
 
     List<Publication> search(List<PublicationSearchCriterion> criteria);
+
+    List<Publication> getLatest();
 }

backend/codiki-exposition/src/main/java/org/codiki/exposition/configuration/security/SecurityConfiguration.java

@@ -48,6 +48,7 @@ public class SecurityConfiguration {
                     "/api/pictures/{pictureId}",
                     "/api/publications/{publicationId}",
                     "/api/publications",
+                    "/api/publications/latest",
                     "/error"
                 ).permitAll()
                 .requestMatchers(

backend/codiki-exposition/src/main/java/org/codiki/exposition/publication/PublicationController.java

@@ -66,7 +66,7 @@ public class PublicationController {
 
     @GetMapping
     public List<PublicationDto> searchPublications(@RequestParam("query") String searchQuery) {
-        final List<PublicationDto> publications = publicationUseCases.searchPublications(searchQuery)
+        List<PublicationDto> publications = publicationUseCases.searchPublications(searchQuery)
             .stream()
             .map(PublicationDto::new)
             .toList();
@@ -77,4 +77,18 @@ public class PublicationController {
 
         return publications;
     }
+
+    @GetMapping("/latest")
+    public List<PublicationDto> getLatestPublications() {
+        List<PublicationDto> publications = publicationUseCases.getLatest()
+                .stream()
+                .map(PublicationDto::new)
+                .toList();
+
+        if (isEmpty(publications)) {
+            throw new NoPublicationSearchResultException();
+        }
+
+        return publications;
+    }
 }

backend/codiki-infrastructure/src/main/java/org/codiki/infrastructure/publication/PublicationJpaAdapter.java

@@ -6,6 +6,7 @@ import org.codiki.domain.publication.port.PublicationPort;
 import org.codiki.infrastructure.publication.model.PublicationEntity;
 import org.codiki.infrastructure.publication.model.PublicationSearchResult;
 import org.codiki.infrastructure.publication.repository.PublicationRepository;
+import org.springframework.data.domain.Limit;
 import org.springframework.stereotype.Component;
 
 import java.util.List;
@@ -56,4 +57,12 @@ public class PublicationJpaAdapter implements PublicationPort {
             .map(PublicationSearchResult::getPublication)
             .toList();
     }
+
+    @Override
+    public List<Publication> getLatest() {
+        return repository.getLatest(Limit.of(10))
+                .stream()
+                .map(PublicationEntity::toDomain)
+                .toList();
+    }
 }

backend/codiki-infrastructure/src/main/java/org/codiki/infrastructure/publication/repository/PublicationRepository.java

@@ -1,9 +1,11 @@
 package org.codiki.infrastructure.publication.repository;
 
+import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
 
 import org.codiki.infrastructure.publication.model.PublicationEntity;
+import org.springframework.data.domain.Limit;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
@@ -16,4 +18,12 @@ public interface PublicationRepository extends JpaRepository<PublicationEntity,
         WHERE p.id = :publicationId
         """)
     Optional<PublicationEntity> findById(@Param("publicationId") UUID publicationId);
+
+    @Query("""
+        SELECT p
+        FROM PublicationEntity p
+        JOIN FETCH p.author a
+        ORDER BY p.creationDate DESC 
+        """)
+    List<PublicationEntity> getLatest(Limit limit);
 }

backend/rest-client-collection/Codiki/Publication/Get latest.bru

@@ -0,0 +1,11 @@
+meta {
+  name: Get latest
+  type: http
+  seq: 6
+}
+
+get {
+  url: {{url}}/api/publications/latest
+  body: none
+  auth: none
+}