From 1d02a3bb3b0f83113a14762207d72f77574ff12e Mon Sep 17 00:00:00 2001
From: Adrien Piquerez <adrien.piquerez@gmail.com>
Date: Tue, 13 Aug 2024 16:23:22 +0200
Subject: [PATCH 1/3] Pre-compute the latest version of each artifact

---
 .../scala/scaladex/core/model/Artifact.scala  |   5 +
 .../scala/scaladex/core/model/Project.scala   |   3 +
 .../core/service/ProjectService.scala         |   2 +-
 .../core/service/SchedulerDatabase.scala      |   3 +
 .../scaladex/core/service/WebDatabase.scala   |  10 +-
 .../scaladex/core/test/InMemoryDatabase.scala |  34 +++--
 .../scala/scaladex/core/test/Values.scala     |   1 +
 .../migrations/V22__add_is_latest_version.sql |   2 +
 .../scaladex/infra/GithubClientImpl.scala     |  10 +-
 .../scala/scaladex/infra/SqlDatabase.scala    |  51 +++-----
 .../scaladex/infra/sql/ArtifactTable.scala    |  36 +++---
 .../scaladex/infra/sql/DoobieUtils.scala      |   6 +
 .../scaladex/infra/SqlDatabaseTests.scala     | 119 +++++++++---------
 .../infra/sql/ArtifactTableTests.scala        |   7 +-
 .../src/it/scala/scaladex/RelevanceTest.scala |   2 +-
 .../main/scala/scaladex/server/Server.scala   |   3 +-
 .../scaladex/server/route/ProjectPages.scala  |  23 ++--
 .../server/service/AdminService.scala         |   5 +-
 .../server/service/ArtifactsService.scala     |  48 +++++++
 .../server/service/DependencyUpdater.scala    |  14 +--
 .../server/service/PublishProcess.scala       |   9 +-
 .../server/service/SearchSynchronizer.scala   |   4 +-
 .../scaladex/server/route/BadgesTests.scala   |  10 +-
 .../server/route/ProjectPagesTests.scala      |   3 +-
 .../route/api/ApiEndpointsImplTests.scala     |   7 +-
 .../server/route/api/OldSearchApiTests.scala  |   6 +-
 .../src/main/scala/scaladex/view/Job.scala    |   5 +
 27 files changed, 244 insertions(+), 184 deletions(-)
 create mode 100644 modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql

diff --git a/modules/core/shared/src/main/scala/scaladex/core/model/Artifact.scala b/modules/core/shared/src/main/scala/scaladex/core/model/Artifact.scala
index d10b54765..c99b153c4 100644
--- a/modules/core/shared/src/main/scala/scaladex/core/model/Artifact.scala
+++ b/modules/core/shared/src/main/scala/scaladex/core/model/Artifact.scala
@@ -299,4 +299,9 @@ object Artifact {
     def repoUrl: String =
       s"https://repo1.maven.org/maven2/${groupId.replace('.', '/')}/$artifactId/$version/"
   }
+
+  object MavenReference {
+    def apply(groupId: GroupId, artifactId: String, version: SemanticVersion): MavenReference =
+      MavenReference(groupId.value, artifactId, version.encode)
+  }
 }
diff --git a/modules/core/shared/src/main/scala/scaladex/core/model/Project.scala b/modules/core/shared/src/main/scala/scaladex/core/model/Project.scala
index d38f0dd9d..fa77e018c 100644
--- a/modules/core/shared/src/main/scala/scaladex/core/model/Project.scala
+++ b/modules/core/shared/src/main/scala/scaladex/core/model/Project.scala
@@ -93,6 +93,9 @@ object Project {
       settings = settings.getOrElse(Settings.empty)
     )
 
+  def default(ref: Project.Reference, githubStatus: GithubStatus): Project =
+    Project(ref.organization, ref.repository, None, githubStatus, None, Settings.empty)
+
   case class Settings(
       preferStableVersion: Boolean,
       defaultArtifact: Option[Artifact.Name],
diff --git a/modules/core/shared/src/main/scala/scaladex/core/service/ProjectService.scala b/modules/core/shared/src/main/scala/scaladex/core/service/ProjectService.scala
index 7001e8f3f..f9e0976ec 100644
--- a/modules/core/shared/src/main/scala/scaladex/core/service/ProjectService.scala
+++ b/modules/core/shared/src/main/scala/scaladex/core/service/ProjectService.scala
@@ -9,7 +9,7 @@ class ProjectService(database: WebDatabase)(implicit context: ExecutionContext)
   def getProjectHeader(project: Project): Future[Option[ProjectHeader]] = {
     val ref = project.reference
     for {
-      latestArtifacts <- database.getLatestArtifacts(ref, project.settings.preferStableVersion)
+      latestArtifacts <- database.getLatestArtifacts(ref)
       versionCount <- database.countVersions(ref)
     } yield ProjectHeader(
       project.reference,
diff --git a/modules/core/shared/src/main/scala/scaladex/core/service/SchedulerDatabase.scala b/modules/core/shared/src/main/scala/scaladex/core/service/SchedulerDatabase.scala
index 2dee10e16..58c8c5a20 100644
--- a/modules/core/shared/src/main/scala/scaladex/core/service/SchedulerDatabase.scala
+++ b/modules/core/shared/src/main/scala/scaladex/core/service/SchedulerDatabase.scala
@@ -13,6 +13,7 @@ import scaladex.core.model.SemanticVersion
 
 trait SchedulerDatabase extends WebDatabase {
   // project and github
+  def getAllProjects(): Future[Seq[Project]]
   def insertProject(project: Project): Future[Unit]
   def updateProjectCreationDate(ref: Project.Reference, creationDate: Instant): Future[Unit]
   def computeAllProjectsCreationDates(): Future[Seq[(Instant, Project.Reference)]]
@@ -28,6 +29,8 @@ trait SchedulerDatabase extends WebDatabase {
   def updateArtifacts(artifacts: Seq[Artifact], newRef: Project.Reference): Future[Int]
   def updateArtifactReleaseDate(reference: MavenReference, releaseDate: Instant): Future[Int]
   def getAllGroupIds(): Future[Seq[Artifact.GroupId]]
+  def getAllArtifactIds(ref: Project.Reference): Future[Seq[(Artifact.GroupId, String)]]
   def getAllMavenReferences(): Future[Seq[Artifact.MavenReference]]
   def getDependencies(projectRef: Project.Reference): Future[Seq[ArtifactDependency]]
+  def updateLatestVersion(ref: MavenReference): Future[Unit]
 }
diff --git a/modules/core/shared/src/main/scala/scaladex/core/service/WebDatabase.scala b/modules/core/shared/src/main/scala/scaladex/core/service/WebDatabase.scala
index 2abaac473..55aa3d35b 100644
--- a/modules/core/shared/src/main/scala/scaladex/core/service/WebDatabase.scala
+++ b/modules/core/shared/src/main/scala/scaladex/core/service/WebDatabase.scala
@@ -1,6 +1,5 @@
 package scaladex.core.service
 
-import java.time.Instant
 import java.util.UUID
 
 import scala.concurrent.Future
@@ -9,14 +8,13 @@ import scaladex.core.model._
 
 trait WebDatabase {
   // artifacts
-  // insertArtifact return a boolean. It's true if a new project is inserted, false otherwise
-  def insertArtifact(artifact: Artifact, dependencies: Seq[ArtifactDependency], time: Instant): Future[Boolean]
-  def getArtifacts(groupId: Artifact.GroupId, artifactId: Artifact.ArtifactId): Future[Seq[Artifact]]
+  def insertArtifact(artifact: Artifact): Future[Boolean]
+  def getArtifacts(groupId: Artifact.GroupId, artifactId: String): Future[Seq[Artifact]]
   def getArtifacts(projectRef: Project.Reference): Future[Seq[Artifact]]
   def getArtifacts(ref: Project.Reference, artifactName: Artifact.Name, preReleases: Boolean): Future[Seq[Artifact]]
   def getArtifacts(ref: Project.Reference, artifactName: Artifact.Name, version: SemanticVersion): Future[Seq[Artifact]]
   def getArtifactsByName(projectRef: Project.Reference, artifactName: Artifact.Name): Future[Seq[Artifact]]
-  def getLatestArtifacts(ref: Project.Reference, preferStableVersions: Boolean): Future[Seq[Artifact]]
+  def getLatestArtifacts(ref: Project.Reference): Future[Seq[Artifact]]
   def getArtifactByMavenReference(mavenRef: Artifact.MavenReference): Future[Option[Artifact]]
   def getAllArtifacts(language: Option[Language], platform: Option[Platform]): Future[Seq[Artifact]]
   def countArtifacts(): Future[Long]
@@ -26,8 +24,8 @@ trait WebDatabase {
   def getReverseDependencies(artifact: Artifact): Future[Seq[ArtifactDependency.Reverse]]
 
   // projects
+  def insertProjectRef(ref: Project.Reference, status: GithubStatus): Future[Boolean]
   def updateProjectSettings(ref: Project.Reference, settings: Project.Settings): Future[Unit]
-  def getAllProjects(): Future[Seq[Project]]
   def getAllProjectsStatuses(): Future[Map[Project.Reference, GithubStatus]]
   def getProject(projectRef: Project.Reference): Future[Option[Project]]
   def getFormerReferences(projectRef: Project.Reference): Future[Seq[Project.Reference]]
diff --git a/modules/core/shared/src/test/scala/scaladex/core/test/InMemoryDatabase.scala b/modules/core/shared/src/test/scala/scaladex/core/test/InMemoryDatabase.scala
index b0a4d4327..716dd8b69 100644
--- a/modules/core/shared/src/test/scala/scaladex/core/test/InMemoryDatabase.scala
+++ b/modules/core/shared/src/test/scala/scaladex/core/test/InMemoryDatabase.scala
@@ -30,16 +30,15 @@ class InMemoryDatabase extends SchedulerDatabase {
     allDependencies.clear()
   }
 
-  override def insertArtifact(
-      artifact: Artifact,
-      dependencies: Seq[ArtifactDependency],
-      now: Instant
-  ): Future[Boolean] = {
-    val ref = artifact.projectRef
+  override def insertArtifact(artifact: Artifact): Future[Boolean] = {
+    val isNewArtifact = !allArtifacts.values.flatten.exists(a => a.mavenReference == artifact.mavenReference)
+    allArtifacts.addOne(artifact.projectRef -> (allArtifacts.getOrElse(artifact.projectRef, Seq.empty) :+ artifact))
+    Future.successful(isNewArtifact)
+  }
+
+  override def insertProjectRef(ref: Project.Reference, status: GithubStatus): Future[Boolean] = {
     val isNewProject = !allProjects.contains(ref)
-    if (isNewProject) allProjects.addOne(ref -> Project.default(ref, now = now))
-    allArtifacts.addOne(ref -> (allArtifacts.getOrElse(ref, Seq.empty) :+ artifact))
-    dependencies.appendedAll(dependencies)
+    if (isNewProject) allProjects.addOne(ref -> Project.default(ref, status))
     Future.successful(isNewProject)
   }
 
@@ -47,7 +46,10 @@ class InMemoryDatabase extends SchedulerDatabase {
 
   override def insertArtifacts(allArtifacts: Seq[Artifact]): Future[Unit] = ???
 
-  override def insertDependencies(dependencies: Seq[ArtifactDependency]): Future[Unit] = ???
+  override def insertDependencies(dependencies: Seq[ArtifactDependency]): Future[Unit] = {
+    allDependencies ++= dependencies
+    Future.successful(())
+  }
 
   override def deleteProjectDependencies(ref: Project.Reference): Future[Int] = ???
 
@@ -59,10 +61,10 @@ class InMemoryDatabase extends SchedulerDatabase {
   override def getProject(projectRef: Project.Reference): Future[Option[Project]] =
     Future.successful(allProjects.get(projectRef))
 
-  override def getArtifacts(groupId: Artifact.GroupId, artifactId: Artifact.ArtifactId): Future[Seq[Artifact]] =
+  override def getArtifacts(groupId: Artifact.GroupId, artifactId: String): Future[Seq[Artifact]] =
     Future.successful {
       allArtifacts.values.flatten.filter { artifact: Artifact =>
-        artifact.groupId == groupId && artifact.artifactId == artifactId.value
+        artifact.groupId == groupId && artifact.artifactId == artifactId
       }.toSeq
     }
 
@@ -197,7 +199,7 @@ class InMemoryDatabase extends SchedulerDatabase {
     Future.successful(())
   }
 
-  override def getLatestArtifacts(ref: Project.Reference, preferStableVersion: Boolean): Future[Seq[Artifact]] = {
+  override def getLatestArtifacts(ref: Project.Reference): Future[Seq[Artifact]] = {
     val res = allArtifacts(ref)
       .groupBy(a => (a.groupId, a.artifactId))
       .values
@@ -205,4 +207,10 @@ class InMemoryDatabase extends SchedulerDatabase {
       .toSeq
     Future.successful(res)
   }
+
+  override def getAllArtifactIds(ref: Project.Reference): Future[Seq[(Artifact.GroupId, String)]] =
+    Future.successful(allArtifacts(ref).map(a => (a.groupId, a.artifactId)).toSeq)
+
+  override def updateLatestVersion(ref: Artifact.MavenReference): Future[Unit] =
+    Future.successful(())
 }
diff --git a/modules/core/shared/src/test/scala/scaladex/core/test/Values.scala b/modules/core/shared/src/test/scala/scaladex/core/test/Values.scala
index 6e1fd2eca..73cadf920 100644
--- a/modules/core/shared/src/test/scala/scaladex/core/test/Values.scala
+++ b/modules/core/shared/src/test/scala/scaladex/core/test/Values.scala
@@ -32,6 +32,7 @@ import scaladex.core.model.search.ProjectDocument
 object Values {
   val now: Instant = Instant.now().truncatedTo(ChronoUnit.MILLIS)
   val ok: GithubStatus = GithubStatus.Ok(now)
+  val unknown: GithubStatus = GithubStatus.Unknown(now)
 
   val `2.6.1` = PatchVersion(2, 6, 1)
   val `4`: SemanticVersion = MajorVersion(4)
diff --git a/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql b/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql
new file mode 100644
index 000000000..c2116fc30
--- /dev/null
+++ b/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql
@@ -0,0 +1,2 @@
+ALTER TABLE artifacts
+ADD COLUMN is_latest_version BOOLEAN NOT NULL default 'false';
diff --git a/modules/infra/src/main/scala/scaladex/infra/GithubClientImpl.scala b/modules/infra/src/main/scala/scaladex/infra/GithubClientImpl.scala
index 05d1adb77..bc317b0ed 100644
--- a/modules/infra/src/main/scala/scaladex/infra/GithubClientImpl.scala
+++ b/modules/infra/src/main/scala/scaladex/infra/GithubClientImpl.scala
@@ -143,14 +143,15 @@ class GithubClientImpl(token: Secret)(implicit val system: ActorSystem)
       .flatMap {
         case (headers, entity) =>
           val lastPage = headers.find(_.is("link")).map(_.value()).flatMap(extractLastPage)
+          val contributors = Unmarshal(entity).to[List[GithubModel.Contributor]]
           lastPage match {
             case Some(lastPage) if lastPage > 1 =>
               for {
-                page1 <- Unmarshal(entity).to[List[GithubModel.Contributor]]
+                page1 <- contributors
                 nextPages <- (2 to lastPage).mapSync(getContributionPage).map(_.flatten)
               } yield page1 ++ nextPages
 
-            case _ => Unmarshal(entity).to[List[GithubModel.Contributor]]
+            case _ => contributors
           }
       }
       .fallbackTo(Future.successful(List.empty))
@@ -180,14 +181,15 @@ class GithubClientImpl(token: Secret)(implicit val system: ActorSystem)
       .flatMap {
         case (headers, entity) =>
           val lastPage = headers.find(_.is("link")).map(_.value()).flatMap(extractLastPage)
+          val issues = Unmarshal(entity).to[Seq[Option[GithubModel.OpenIssue]]]
           lastPage match {
             case Some(lastPage) if lastPage > 1 =>
               for {
-                page1 <- Unmarshal(entity).to[Seq[Option[GithubModel.OpenIssue]]]
+                page1 <- issues
                 nextPages <- (2 to lastPage).mapSync(getOpenIssuePage).map(_.flatten)
               } yield page1.flatten ++ nextPages
 
-            case _ => Unmarshal(entity).to[Seq[Option[GithubModel.OpenIssue]]].map(_.flatten)
+            case _ => issues.map(_.flatten)
           }
       }
       .fallbackTo(Future.successful(Seq.empty))
diff --git a/modules/infra/src/main/scala/scaladex/infra/SqlDatabase.scala b/modules/infra/src/main/scala/scaladex/infra/SqlDatabase.scala
index 412625137..f25a570be 100644
--- a/modules/infra/src/main/scala/scaladex/infra/SqlDatabase.scala
+++ b/modules/infra/src/main/scala/scaladex/infra/SqlDatabase.scala
@@ -33,24 +33,11 @@ import scaladex.infra.sql.UserSessionsTable
 
 class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) extends SchedulerDatabase with LazyLogging {
   private val flyway = DoobieUtils.flyway(datasource)
-  def migrate: IO[Unit] = IO {
-    flyway.repair()
-    flyway.migrate()
-  }
+  def migrate: IO[Unit] = IO(flyway.migrate())
   def dropTables: IO[Unit] = IO(flyway.clean())
 
-  override def insertArtifact(
-      artifact: Artifact,
-      dependencies: Seq[ArtifactDependency],
-      time: Instant
-  ): Future[Boolean] = {
-    val unknownStatus = GithubStatus.Unknown(time)
-    for {
-      isNewProject <- insertProjectRef(artifact.projectRef, unknownStatus)
-      _ <- run(ArtifactTable.insertIfNotExist(artifact))
-      _ <- insertDependencies(dependencies)
-    } yield isNewProject
-  }
+  override def insertArtifact(artifact: Artifact): Future[Boolean] =
+    run(ArtifactTable.insertIfNotExist(artifact)).map(_ >= 1)
 
   override def insertArtifacts(artifacts: Seq[Artifact]): Future[Unit] =
     run(ArtifactTable.insertIfNotExist(artifacts)).map(_ => ())
@@ -63,7 +50,7 @@ class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) exten
   override def updateArtifactReleaseDate(reference: Artifact.MavenReference, releaseDate: Instant): Future[Int] =
     run(ArtifactTable.updateReleaseDate.run((releaseDate, reference)))
 
-  override def getArtifacts(groupId: Artifact.GroupId, artifactId: Artifact.ArtifactId): Future[Seq[Artifact]] =
+  override def getArtifacts(groupId: Artifact.GroupId, artifactId: String): Future[Seq[Artifact]] =
     run(ArtifactTable.selectArtifactByGroupIdAndArtifactId.to[Seq](groupId, artifactId))
 
   override def getArtifacts(projectRef: Project.Reference): Future[Seq[Artifact]] =
@@ -79,21 +66,8 @@ class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) exten
   override def getArtifactsByName(ref: Project.Reference, artifactName: Artifact.Name): Future[Seq[Artifact]] =
     run(ArtifactTable.selectArtifactByProjectAndName.to[Seq]((ref, artifactName)))
 
-  override def getLatestArtifacts(ref: Project.Reference, preferStableVersions: Boolean): Future[Seq[Artifact]] = {
-    val latestArtifactsF = run(ArtifactTable.selectLatestArtifacts(stableOnly = false).to[Seq](ref))
-    if (preferStableVersions) {
-      for {
-        latestStableArtifacts <- run(ArtifactTable.selectLatestArtifacts(stableOnly = true).to[Seq](ref))
-        latestArtifacts <- latestArtifactsF
-      } yield
-      // override non-stable version with the latest stable version
-      (latestStableArtifacts ++ latestArtifacts)
-        .groupBy(a => (a.groupId, a.artifactId))
-        .valuesIterator
-        .map(_.head)
-        .toSeq
-    } else latestArtifactsF
-  }
+  override def getLatestArtifacts(ref: Project.Reference): Future[Seq[Artifact]] =
+    run(ArtifactTable.selectLatestArtifacts.to[Seq](ref))
 
   override def getArtifactByMavenReference(mavenRef: Artifact.MavenReference): Future[Option[Artifact]] =
     run(ArtifactTable.selectByMavenReference.option(mavenRef))
@@ -120,7 +94,7 @@ class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) exten
     run(ArtifactDependencyTable.insertIfNotExist.updateMany(dependencies)).map(_ => ())
 
   // return true if inserted, false if it already existed
-  private def insertProjectRef(ref: Project.Reference, status: GithubStatus): Future[Boolean] =
+  override def insertProjectRef(ref: Project.Reference, status: GithubStatus): Future[Boolean] =
     run(ProjectTable.insertIfNotExists.run((ref, status))).map(x => x >= 1)
 
   override def getAllProjectsStatuses(): Future[Map[Project.Reference, GithubStatus]] =
@@ -206,6 +180,9 @@ class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) exten
   override def getAllGroupIds(): Future[Seq[Artifact.GroupId]] =
     run(ArtifactTable.selectGroupIds.to[Seq])
 
+  override def getAllArtifactIds(ref: Project.Reference): Future[Seq[(Artifact.GroupId, String)]] =
+    run(ArtifactTable.selectArtifactIds.to[Seq](ref))
+
   override def getAllMavenReferences(): Future[Seq[Artifact.MavenReference]] =
     run(ArtifactTable.selectMavenReference.to[Seq])
 
@@ -231,6 +208,14 @@ class SqlDatabase(datasource: HikariDataSource, xa: doobie.Transactor[IO]) exten
   ): Future[Seq[Artifact]] =
     run(ArtifactTable.selectArtifactByParams(preReleases).to[Seq](ref, artifactName))
 
+  override def updateLatestVersion(ref: Artifact.MavenReference): Future[Unit] = {
+    val transaction = for {
+      _ <- ArtifactTable.setLatestVersion.run(ref)
+      _ <- ArtifactTable.unsetOthersLatestVersion.run(ref)
+    } yield ()
+    run(transaction)
+  }
+
   override def countVersions(ref: Project.Reference): Future[Long] =
     run(ArtifactTable.countVersionsByProject.unique(ref))
 
diff --git a/modules/infra/src/main/scala/scaladex/infra/sql/ArtifactTable.scala b/modules/infra/src/main/scala/scaladex/infra/sql/ArtifactTable.scala
index a1a10dc47..672b98b4f 100644
--- a/modules/infra/src/main/scala/scaladex/infra/sql/ArtifactTable.scala
+++ b/modules/infra/src/main/scala/scaladex/infra/sql/ArtifactTable.scala
@@ -38,6 +38,7 @@ object ArtifactTable {
     )
   // these field are usually excluded when we read artifacts from the artifacts table.
   val versionFields: Seq[String] = Seq("is_semantic", "is_prerelease")
+  val isLatestVersion: String = "is_latest_version"
 
   def insertIfNotExist(artifact: Artifact): ConnectionIO[Int] =
     insertIfNotExist.run((artifact, artifact.version.isSemantic, artifact.version.isPreRelease))
@@ -65,7 +66,7 @@ object ArtifactTable {
     selectRequest(table, fields, where = where)
   }
 
-  val selectArtifactByGroupIdAndArtifactId: Query[(Artifact.GroupId, Artifact.ArtifactId), Artifact] =
+  val selectArtifactByGroupIdAndArtifactId: Query[(Artifact.GroupId, String), Artifact] =
     selectRequest(table, fields, Seq("group_id", "artifact_id"))
 
   val selectArtifactByProject: Query[Project.Reference, Artifact] =
@@ -103,6 +104,9 @@ object ArtifactTable {
   val selectGroupIds: Query0[Artifact.GroupId] =
     selectRequest(table, Seq("DISTINCT group_id"))
 
+  val selectArtifactIds: Query[Project.Reference, (Artifact.GroupId, String)] =
+    selectRequest(table, Seq("DISTINCT group_id", "artifact_id"), keys = projectReferenceFields)
+
   val selectMavenReference: Query0[Artifact.MavenReference] =
     selectRequest(table, Seq("DISTINCT group_id", "artifact_id", "\"version\""))
 
@@ -117,26 +121,16 @@ object ArtifactTable {
       groupBy = projectReferenceFields
     )
 
-  def selectLatestArtifacts(stableOnly: Boolean): Query[Project.Reference, Artifact] =
-    selectRequest1(latestDateTable(stableOnly), fields.map(c => s"a.$c"))
-
-  // the latest release date of all artifact IDs
-  private def latestDateTable(stableOnly: Boolean): String =
-    s"($table a " +
-      s"INNER JOIN (${selectLatestDate(stableOnly).sql}) d " +
-      s"ON a.group_id=d.group_id " +
-      s"AND a.artifact_id=d.artifact_id " +
-      s"AND a.release_date=d.release_date)"
-
-  private def selectLatestDate(
-      stableOnly: Boolean
-  ): Query[Project.Reference, (Artifact.GroupId, String, Instant)] = {
-    val isReleaseFilters = if (stableOnly) Seq("is_semantic='true'", "is_prerelease='false'") else Seq.empty
-    selectRequest1(
+  def selectLatestArtifacts: Query[Project.Reference, Artifact] =
+    selectRequest1(table, fields, where = Seq("organization=?", "repository=?", "is_latest_version=true"))
+
+  def setLatestVersion: Update[Artifact.MavenReference] =
+    updateRequest0(table, set = Seq("is_latest_version=true"), where = Seq("group_id=?", "artifact_id=?", "version=?"))
+
+  def unsetOthersLatestVersion: Update[Artifact.MavenReference] =
+    updateRequest0(
       table,
-      Seq("group_id", "artifact_id", "MAX(release_date) as release_date"),
-      where = Seq("release_date IS NOT NULL") ++ isReleaseFilters ++ Seq("organization=?", "repository=?"),
-      groupBy = Seq("group_id", "artifact_id")
+      set = Seq("is_latest_version=false"),
+      where = Seq("group_id=?", "artifact_id=?", "version<>?")
     )
-  }
 }
diff --git a/modules/infra/src/main/scala/scaladex/infra/sql/DoobieUtils.scala b/modules/infra/src/main/scala/scaladex/infra/sql/DoobieUtils.scala
index 237b2873b..7903e1e00 100644
--- a/modules/infra/src/main/scala/scaladex/infra/sql/DoobieUtils.scala
+++ b/modules/infra/src/main/scala/scaladex/infra/sql/DoobieUtils.scala
@@ -77,6 +77,12 @@ object DoobieUtils {
     Update(s"UPDATE $table SET $fieldsStr WHERE $keysStr")
   }
 
+  def updateRequest0[T: Write](table: String, set: Seq[String], where: Seq[String]): Update[T] = {
+    val setStr = set.mkString(", ")
+    val whereStr = where.mkString(" AND ")
+    Update(s"UPDATE $table SET $setStr WHERE $whereStr")
+  }
+
   def selectRequest[A: Read](table: String, fields: Seq[String]): Query0[A] = {
     val fieldsStr = fields.mkString(", ")
     Query0(s"SELECT $fieldsStr FROM $table")
diff --git a/modules/infra/src/test/scala/scaladex/infra/SqlDatabaseTests.scala b/modules/infra/src/test/scala/scaladex/infra/SqlDatabaseTests.scala
index 202429170..2ca2ffabd 100644
--- a/modules/infra/src/test/scala/scaladex/infra/SqlDatabaseTests.scala
+++ b/modules/infra/src/test/scala/scaladex/infra/SqlDatabaseTests.scala
@@ -34,26 +34,22 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
 
   it("insert artifact and its dependencies") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      project <- database.getProject(Cats.reference)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
       artifacts <- database.getArtifacts(Cats.reference)
-    } yield {
-      project should not be empty
-      artifacts should contain theSameElementsAs Seq(Cats.`core_3:2.6.1`)
-    }
+    } yield artifacts should contain theSameElementsAs Seq(Cats.`core_3:2.6.1`)
   }
 
   it("should get all project statuses") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(PlayJsonExtra.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- database.insertProjectRef(PlayJsonExtra.reference, unknown)
       projectStatuses <- database.getAllProjectsStatuses()
     } yield projectStatuses.keys should contain theSameElementsAs Seq(PlayJsonExtra.reference, Cats.reference)
   }
 
   it("should update project settings") {
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
       _ <- database.updateGithubInfoAndStatus(Scalafix.reference, Scalafix.githubInfo, ok)
       _ <- database.updateProjectSettings(Scalafix.reference, Scalafix.settings)
       scalafix <- database.getProject(Scalafix.reference)
@@ -63,8 +59,8 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
   it("should update artifacts") {
     val newRef = Project.Reference.from("kindlevel", "dogs")
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`)
       _ <- database.updateArtifacts(Seq(Cats.`core_3:2.6.1`, Cats.`core_sjs1_3:2.6.1`), newRef)
       oldArtifacts <- database.getArtifacts(Cats.reference)
       newArtifacts <- database.getArtifacts(newRef)
@@ -80,7 +76,7 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
   it("should update github status") {
     val failed = GithubStatus.Failed(now, 405, "Unauthorized")
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
       _ <- database.updateGithubInfoAndStatus(Scalafix.reference, Scalafix.githubInfo, ok)
       _ <- database.updateGithubStatus(Scalafix.reference, failed)
       scalafix <- database.getProject(Scalafix.reference)
@@ -89,18 +85,22 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
 
   it("should find artifacts by name") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`)
       artifacts <- database.getArtifactsByName(Cats.reference, Cats.`core_3:2.6.1`.artifactName)
     } yield artifacts should contain theSameElementsAs Seq(Cats.`core_3:2.6.1`, Cats.`core_sjs1_3:2.6.1`)
   }
 
   it("should count projects, artifacts, dependencies, github infos and data forms") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`, Seq.empty, now)
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
-      _ <- database.insertArtifact(PlayJsonExtra.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertDependencies(Cats.dependencies)
+      _ <- database.insertArtifact(Cats.`core_sjs1_3:2.6.1`)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
+      _ <- database.insertArtifact(Scalafix.artifact)
+      _ <- database.insertProjectRef(PlayJsonExtra.reference, unknown)
+      _ <- database.insertArtifact(PlayJsonExtra.artifact)
       _ <- database.updateGithubInfoAndStatus(Scalafix.reference, Scalafix.githubInfo, GithubStatus.Ok(now))
       _ <- database.updateProjectSettings(Scalafix.reference, Scalafix.settings)
       projects <- database.countProjects()
@@ -119,8 +119,9 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
 
   it("should find directDependencies") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(Cats.`kernel_3:2.6.1`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertDependencies(Cats.dependencies)
+      _ <- database.insertArtifact(Cats.`kernel_3:2.6.1`)
       directDependencies <- database.getDirectDependencies(Cats.`core_3:2.6.1`)
     } yield {
       val targets = directDependencies.map(_.target)
@@ -130,28 +131,29 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
 
   it("should find reverseDependencies") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Cats.dependencies, now)
-      _ <- database.insertArtifact(Cats.`kernel_3:2.6.1`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertDependencies(Cats.dependencies)
+      _ <- database.insertArtifact(Cats.`kernel_3:2.6.1`)
       reverseDependencies <- database.getReverseDependencies(Cats.`kernel_3:2.6.1`)
     } yield reverseDependencies.map(_.source) should contain theSameElementsAs List(Cats.`core_3:2.6.1`)
   }
 
   it("should compute project dependencies") {
     for {
-      _ <- database.insertArtifact(Cats.`core_2.13:2.6.1`, Seq.empty, now)
-      _ <- database.insertArtifact(
-        Cats.`kernel_2.13`,
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- database.insertArtifact(Cats.`core_2.13:2.6.1`)
+      _ <- database.insertArtifact(Cats.`kernel_2.13`)
+      _ <- database.insertDependencies(
         Seq(
           ArtifactDependency(Cats.`kernel_2.13`.mavenReference, Cats.`core_2.13:2.6.1`.mavenReference, Scope("compile"))
-        ),
-        now
+        )
       )
-      _ <- database.insertArtifact(
-        Scalafix.artifact,
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
+      _ <- database.insertArtifact(Scalafix.artifact)
+      _ <- database.insertDependencies(
         Seq(
           ArtifactDependency(Scalafix.artifact.mavenReference, Cats.`core_2.13:2.6.1`.mavenReference, Scope("compile"))
-        ),
-        now
+        )
       )
       scalafixDependencies <- database.computeProjectDependencies(Scalafix.reference, Scalafix.artifact.version)
       catsDependencies <- database.computeProjectDependencies(Cats.reference, Cats.`core_2.13:2.6.1`.version)
@@ -174,9 +176,12 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
   }
   it("should update creation date") {
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Seq.empty, now)
-      _ <- database.insertArtifact(PlayJsonExtra.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
+      _ <- database.insertArtifact(Scalafix.artifact)
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
+      _ <- database.insertProjectRef(PlayJsonExtra.reference, unknown)
+      _ <- database.insertArtifact(PlayJsonExtra.artifact)
       creationDates <- database.computeAllProjectsCreationDates()
       _ <- creationDates.mapSync { case (creationDate, ref) => database.updateProjectCreationDate(ref, creationDate) }
       projects <- database.getAllProjects()
@@ -190,11 +195,11 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
       creationDates should contain theSameElementsAs expected
     }
   }
-  it("should createMovedProject") {
+  it("should create moved project") {
     val destination = Project.Reference.from("scala", "fix")
     val moved = GithubStatus.Moved(now, destination)
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
       _ <- database.updateGithubInfoAndStatus(Scalafix.reference, Scalafix.githubInfo, GithubStatus.Ok(now))
       _ <- database.moveProject(Scalafix.reference, Scalafix.githubInfo, moved)
       newProject <- database.getProject(destination)
@@ -217,7 +222,7 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
       )
     )
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now)
+      _ <- database.insertProjectRef(Scalafix.reference, unknown)
       _ <- database.insertProjectDependencies(dependencies)
       _ <- database.deleteProjectDependencies(Scalafix.reference)
       catsDependents <- database.countProjectDependents(Cats.reference)
@@ -259,21 +264,21 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
     } yield obtained shouldBe None
   }
 
-  it("should return artifact from maven reference") {
+  it("get artifact from maven reference") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:2.6.1`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:2.6.1`)
       catsCore <- database.getArtifactByMavenReference(Cats.`core_3:2.6.1`.mavenReference)
     } yield catsCore should contain(Cats.`core_3:2.6.1`)
   }
 
-  it("should return artifact from maven reference if version is only major") {
+  it("get artifact from maven reference if version is only major") {
     for {
-      _ <- database.insertArtifact(Cats.`core_3:4`, Seq.empty, now)
+      _ <- database.insertArtifact(Cats.`core_3:4`)
       catsCore <- database.getArtifactByMavenReference(Cats.`core_3:4`.mavenReference)
     } yield catsCore should contain(Cats.`core_3:4`)
   }
 
-  it("should return all artifacts given no language or platform") {
+  it("get all artifacts given no language or platform") {
     val testArtifacts = Seq(Scalafix.artifact, Cats.`core_3:4`, PlayJsonExtra.artifact)
     for {
       _ <- database.insertArtifacts(testArtifacts)
@@ -283,14 +288,14 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
 
   it("should return no artifacts given a language that has no artifacts stored") {
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now) // Scalafix has Scala version 2.13
+      _ <- database.insertArtifact(Scalafix.artifact) // Scalafix has Scala version 2.13
       storedArtifacts <- database.getAllArtifacts(Some(Scala.`3`), None)
     } yield storedArtifacts.size shouldBe 0
   }
 
   it("should return no artifacts given a platform that has no artifacts stored") {
     for {
-      _ <- database.insertArtifact(Scalafix.artifact, Seq.empty, now) // Scalafix is a JVM-platform artifact
+      _ <- database.insertArtifact(Scalafix.artifact) // Scalafix is a JVM-platform artifact
       storedArtifacts <- database.getAllArtifacts(None, Some(ScalaJs.`1.x`))
     } yield storedArtifacts.size shouldBe 0
   }
@@ -320,39 +325,27 @@ class SqlDatabaseTests extends AsyncFunSpec with BaseDatabaseSuite with Matchers
   }
 
   it("should not return any artifacts when the database is empty, given a group id and artifact id") {
-    val testArtifact = Cats.`core_3:4`
-    val testArtifactId = Artifact.ArtifactId
-      .parse(testArtifact.artifactId)
-      .getOrElse(fail("Parsing an artifact id should not have failed"))
     for {
-      retrievedArtifacts <- database.getArtifacts(testArtifact.groupId, testArtifactId)
+      retrievedArtifacts <- database.getArtifacts(Cats.`core_3:4`.groupId, Cats.`core_3:4`.artifactId)
     } yield retrievedArtifacts.size shouldBe 0
   }
 
-  it("should return an artifact, given a group id an artifact id of a stored artifact") {
-    val testArtifact = Cats.`core_3:4`
-    val testArtifactId = Artifact.ArtifactId
-      .parse(testArtifact.artifactId)
-      .getOrElse(fail("Parsing an artifact id should not have failed"))
+  it("get an artifact from its group id and artifact id") {
     for {
-      isStoredSuccessfully <- database.insertArtifact(testArtifact, dependencies = Cats.dependencies, now)
-      retrievedArtifacts <- database.getArtifacts(testArtifact.groupId, testArtifactId)
+      isStoredSuccessfully <- database.insertArtifact(Cats.`core_3:4`)
+      retrievedArtifacts <- database.getArtifacts(Cats.`core_3:4`.groupId, Cats.`core_3:4`.artifactId)
     } yield {
       isStoredSuccessfully shouldBe true
       retrievedArtifacts.size shouldBe 1
-      retrievedArtifacts.headOption shouldBe Some(testArtifact)
+      retrievedArtifacts.headOption shouldBe Some(Cats.`core_3:4`)
     }
   }
 
-  it("should return all versions of an artifact given a group id and an artifact id") {
+  it("get all artifacts from group id and artifact id") {
     val testArtifacts = Seq(Cats.`core_3:4`, Cats.`core_3:2.7.0`)
-    val groupId = Artifact.GroupId("org.typelevel")
-    val artifactId = Artifact.ArtifactId
-      .parse("cats-core_3")
-      .getOrElse(fail("Parsing an artifact id should not have failed"))
     for {
       _ <- database.insertArtifacts(testArtifacts)
-      retrievedArtifacts <- database.getArtifacts(groupId, artifactId)
+      retrievedArtifacts <- database.getArtifacts(Artifact.GroupId("org.typelevel"), "cats-core_3")
     } yield {
       retrievedArtifacts.size shouldBe 2
       retrievedArtifacts should contain theSameElementsAs testArtifacts
diff --git a/modules/infra/src/test/scala/scaladex/infra/sql/ArtifactTableTests.scala b/modules/infra/src/test/scala/scaladex/infra/sql/ArtifactTableTests.scala
index 440553416..d50acfb41 100644
--- a/modules/infra/src/test/scala/scaladex/infra/sql/ArtifactTableTests.scala
+++ b/modules/infra/src/test/scala/scaladex/infra/sql/ArtifactTableTests.scala
@@ -31,8 +31,7 @@ class ArtifactTableTests extends AnyFunSpec with BaseDatabaseSuite with Matchers
     check(selectArtifactByParams(true))
   }
   it("check selectMavenReferenceWithNoReleaseDate")(check(selectMavenReferenceWithNoReleaseDate))
-  it("check selectLatestArtifacts") {
-    check(selectLatestArtifacts(true))
-    check(selectLatestArtifacts(false))
-  }
+  it("check selectLatestArtifacts")(check(selectLatestArtifacts))
+  it("check setLatestVersion")(check(setLatestVersion))
+  it("check unsetOthersLatestVersion")(check(unsetOthersLatestVersion))
 }
diff --git a/modules/server/src/it/scala/scaladex/RelevanceTest.scala b/modules/server/src/it/scala/scaladex/RelevanceTest.scala
index d6f6c078d..248660940 100644
--- a/modules/server/src/it/scala/scaladex/RelevanceTest.scala
+++ b/modules/server/src/it/scala/scaladex/RelevanceTest.scala
@@ -39,7 +39,7 @@ class RelevanceTest extends TestKit(ActorSystem("SbtActorTest")) with AsyncFunSu
 
         val projectService = new ProjectService(database)
         val searchSync = new SearchSynchronizer(database, projectService, searchEngine)
-        val projectDependenciesUpdater = new DependencyUpdater(database)
+        val projectDependenciesUpdater = new DependencyUpdater(database, projectService)
 
         IO.fromFuture(IO {
           for {
diff --git a/modules/server/src/main/scala/scaladex/server/Server.scala b/modules/server/src/main/scala/scaladex/server/Server.scala
index e6fcbddde..58d274a35 100644
--- a/modules/server/src/main/scala/scaladex/server/Server.scala
+++ b/modules/server/src/main/scala/scaladex/server/Server.scala
@@ -14,7 +14,6 @@ import org.apache.pekko.http.scaladsl._
 import org.apache.pekko.http.scaladsl.model.StatusCodes
 import org.apache.pekko.http.scaladsl.server.Directives._
 import org.apache.pekko.http.scaladsl.server._
-import scaladex.core.service.WebDatabase
 import scaladex.data.util.PidLock
 import scaladex.infra.DataPaths
 import scaladex.infra.ElasticsearchEngine
@@ -128,7 +127,7 @@ object Server extends LazyLogging {
   private def configureRoutes(
       config: ServerConfig,
       searchEngine: ElasticsearchEngine,
-      webDatabase: WebDatabase,
+      webDatabase: SqlDatabase,
       adminService: AdminService,
       publishProcess: PublishProcess
   )(
diff --git a/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala b/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
index 35ee95295..fd2402c79 100644
--- a/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
+++ b/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
@@ -16,21 +16,23 @@ import org.apache.pekko.http.scaladsl.server.Directives._
 import org.apache.pekko.http.scaladsl.server._
 import scaladex.core.model._
 import scaladex.core.service.ProjectService
+import scaladex.core.service.SchedulerDatabase
 import scaladex.core.service.SearchEngine
-import scaladex.core.service.WebDatabase
 import scaladex.core.web.ArtifactPageParams
 import scaladex.core.web.ArtifactsPageParams
 import scaladex.server.TwirlSupport._
+import scaladex.server.service.ArtifactsService
 import scaladex.server.service.SearchSynchronizer
 import scaladex.view.html.forbidden
 import scaladex.view.html.notfound
 import scaladex.view.project.html
 
-class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
+class ProjectPages(env: Env, database: SchedulerDatabase, searchEngine: SearchEngine)(
     implicit executionContext: ExecutionContext
 ) extends LazyLogging {
-  private val service = new ProjectService(database)
-  private val searchSynchronizer = new SearchSynchronizer(database, service, searchEngine)
+  private val projectService = new ProjectService(database)
+  private val artifactsService = new ArtifactsService(database)
+  private val searchSynchronizer = new SearchSynchronizer(database, projectService, searchEngine)
 
   def route(user: Option[UserState]): Route =
     concat(
@@ -42,7 +44,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
           artifactsParams { params =>
             getProjectOrRedirect(ref, user) { project =>
               val artifactsF = database.getArtifacts(ref, artifactName, params.preReleases)
-              val headerF = service.getProjectHeader(project).map(_.get)
+              val headerF = projectService.getProjectHeader(project).map(_.get)
               for (artifacts <- artifactsF; header <- headerF) yield {
                 val binaryVersions = artifacts
                   .map(_.binaryVersion)
@@ -81,7 +83,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
         path(projectM / "artifacts" / artifactNameM / versionM) { (ref, artifactName, artifactVersion) =>
           artifactParams { params =>
             getProjectOrRedirect(ref, user) { project =>
-              val headerF = service.getProjectHeader(project)
+              val headerF = projectService.getProjectHeader(project)
               val artifactsF = database.getArtifacts(ref, artifactName, artifactVersion)
               for {
                 artifacts <- artifactsF
@@ -116,7 +118,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
           getProjectOrRedirect(ref, user) { project =>
             for {
               artifacts <- database.getArtifacts(project.reference)
-              header <- service.getProjectHeader(project)
+              header <- projectService.getProjectHeader(project)
             } yield {
               val binaryVersionByPlatforms = artifacts
                 .map(_.binaryVersion)
@@ -156,6 +158,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
           editForm { form =>
             val updateF = for {
               _ <- database.updateProjectSettings(projectRef, form)
+              _ <- artifactsService.updateLatestVersions(projectRef, form.preferStableVersion)
               _ <- searchSynchronizer.syncProject(projectRef)
             } yield ()
             onComplete(updateF) {
@@ -234,7 +237,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
     getProjectOrRedirect(ref, Some(user)) { project =>
       for {
         artifacts <- database.getArtifacts(ref)
-        header <- service.getProjectHeader(project)
+        header <- projectService.getProjectHeader(project)
       } yield {
         val page = html.editproject(env, user, project, header, artifacts)
         complete(page)
@@ -244,7 +247,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
   private def getProjectPage(ref: Project.Reference, user: Option[UserState]): Route =
     getProjectOrRedirect(ref, user) { project =>
       for {
-        header <- service.getProjectHeader(project)
+        header <- projectService.getProjectHeader(project)
         directDependencies <-
           header
             .map(h => database.getProjectDependencies(ref, h.latestVersion))
@@ -275,7 +278,7 @@ class ProjectPages(env: Env, database: WebDatabase, searchEngine: SearchEngine)(
 
   private def getBadges(ref: Project.Reference, user: Option[UserState]): Route =
     getProjectOrRedirect(ref, user) { project =>
-      for (header <- service.getProjectHeader(project).map(_.get)) yield {
+      for (header <- projectService.getProjectHeader(project).map(_.get)) yield {
         val artifact = header.getDefaultArtifact(None, None)
         val page = html.badges(env, user, project, header, artifact)
         complete(StatusCodes.OK, page)
diff --git a/modules/server/src/main/scala/scaladex/server/service/AdminService.scala b/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
index 32789c475..af361f848 100644
--- a/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
@@ -30,7 +30,7 @@ class AdminService(
 
   val projectService = new ProjectService(database)
   val searchSynchronizer = new SearchSynchronizer(database, projectService, searchEngine)
-  val projectDependenciesUpdater = new DependencyUpdater(database)
+  val projectDependenciesUpdater = new DependencyUpdater(database, projectService)
   val userSessionService = new UserSessionService(database)
   val artifactsService = new ArtifactsService(database)
   val githubUpdaterOpt: Option[GithubUpdater] = githubClientOpt.map(client => new GithubUpdater(database, client))
@@ -41,7 +41,8 @@ class AdminService(
       new JobScheduler(Job.projectDependencies, projectDependenciesUpdater.updateAll),
       new JobScheduler(Job.projectCreationDates, updateProjectCreationDate),
       new JobScheduler(Job.moveArtifacts, artifactsService.moveAll),
-      new JobScheduler(Job.userSessions, userSessionService.updateAll)
+      new JobScheduler(Job.userSessions, userSessionService.updateAll),
+      new JobScheduler(Job.latestArtifacts, artifactsService.updateAllLatestVersions)
     ) ++
       githubClientOpt.map { client =>
         val githubUpdater = new GithubUpdater(database, client)
diff --git a/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala b/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala
index ca3b4a768..0f9a5a090 100644
--- a/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala
@@ -1,14 +1,28 @@
 package scaladex.server.service
 
+import java.time.Instant
+
 import scala.concurrent.ExecutionContext
 import scala.concurrent.Future
 
 import com.typesafe.scalalogging.LazyLogging
 import scaladex.core.model.GithubStatus
+import scaladex.core.model._
 import scaladex.core.service.SchedulerDatabase
 import scaladex.core.util.ScalaExtensions._
 
 class ArtifactsService(database: SchedulerDatabase)(implicit ec: ExecutionContext) extends LazyLogging {
+  def insertArtifact(artifact: Artifact, dependencies: Seq[ArtifactDependency]): Future[Boolean] = {
+    val unknownStatus = GithubStatus.Unknown(Instant.now)
+    for {
+      isNewProject <- database.insertProjectRef(artifact.projectRef, unknownStatus)
+      project <- database.getProject(artifact.projectRef).map(_.get)
+      _ <- database.insertArtifact(artifact)
+      _ <- database.insertDependencies(dependencies)
+      _ <- updateLatestVersion(artifact.groupId, artifact.artifactId, project.settings.preferStableVersion)
+    } yield isNewProject
+  }
+
   def moveAll(): Future[String] =
     for {
       projectStatuses <- database.getAllProjectsStatuses()
@@ -21,4 +35,38 @@ class ArtifactsService(database: SchedulerDatabase)(implicit ec: ExecutionContex
         .sequence
         .map(_.sum)
     } yield s"Moved $total artifacts"
+
+  def updateAllLatestVersions(): Future[String] =
+    for {
+      projectStatuses <- database.getAllProjectsStatuses()
+      refs = projectStatuses.collect { case (ref, status) if status.isOk || status.isUnknown || status.isFailed => ref }
+      total <- refs.mapSync(updateLatestVersions).map(_.sum)
+    } yield s"Updated $total artifacts in ${refs.size} projects"
+
+  def updateLatestVersions(ref: Project.Reference): Future[Int] =
+    for {
+      project <- database.getProject(ref).map(_.get)
+      total <- updateLatestVersions(ref, project.settings.preferStableVersion)
+    } yield total
+
+  def updateLatestVersions(ref: Project.Reference, preferStableVersion: Boolean): Future[Int] =
+    for {
+      artifactIds <- database.getAllArtifactIds(ref)
+      _ <- artifactIds.mapSync {
+        case (groupId, artifactId) => updateLatestVersion(groupId, artifactId, preferStableVersion)
+      }
+    } yield artifactIds.size
+
+  def updateLatestVersion(groupId: Artifact.GroupId, artifactId: String, preferStableVersion: Boolean): Future[Unit] =
+    for {
+      artifacts <- database.getArtifacts(groupId, artifactId)
+      latestVersion = computeLatestVersion(artifacts.map(_.version), preferStableVersion)
+      _ <- database.updateLatestVersion(Artifact.MavenReference(groupId, artifactId, latestVersion))
+    } yield ()
+
+  def computeLatestVersion(versions: Seq[SemanticVersion], preferStableVersion: Boolean): SemanticVersion = {
+    def maxStable = versions.filter(_.isStable).maxOption
+    def max = versions.max
+    if (preferStableVersion) maxStable.getOrElse(max) else max
+  }
 }
diff --git a/modules/server/src/main/scala/scaladex/server/service/DependencyUpdater.scala b/modules/server/src/main/scala/scaladex/server/service/DependencyUpdater.scala
index 9f2a17ac2..bcfe42f1c 100644
--- a/modules/server/src/main/scala/scaladex/server/service/DependencyUpdater.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/DependencyUpdater.scala
@@ -6,11 +6,12 @@ import scala.util.control.NonFatal
 
 import com.typesafe.scalalogging.LazyLogging
 import scaladex.core.model.Project
-import scaladex.core.model.ProjectHeader
+import scaladex.core.service.ProjectService
 import scaladex.core.service.SchedulerDatabase
 import scaladex.core.util.ScalaExtensions._
 
-class DependencyUpdater(database: SchedulerDatabase)(implicit ec: ExecutionContext) extends LazyLogging {
+class DependencyUpdater(database: SchedulerDatabase, projectService: ProjectService)(implicit ec: ExecutionContext)
+    extends LazyLogging {
 
   def updateAll(): Future[String] =
     for {
@@ -30,14 +31,7 @@ class DependencyUpdater(database: SchedulerDatabase)(implicit ec: ExecutionConte
         database.deleteProjectDependencies(project.reference).map(_ => ())
       else
         for {
-          latestArtifacts <- database.getLatestArtifacts(project.reference, project.settings.preferStableVersion)
-          header = ProjectHeader(
-            project.reference,
-            latestArtifacts,
-            0,
-            project.settings.defaultArtifact,
-            project.settings.preferStableVersion
-          )
+          header <- projectService.getProjectHeader(project)
           dependencies <- header
             .map(h => database.computeProjectDependencies(project.reference, h.latestVersion))
             .getOrElse(Future.successful(Seq.empty))
diff --git a/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala b/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
index 34779f3fa..5854545d8 100644
--- a/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
@@ -11,6 +11,7 @@ import scaladex.core.model.Env
 import scaladex.core.model.Project
 import scaladex.core.model.Sha1
 import scaladex.core.model.UserState
+import scaladex.core.service.SchedulerDatabase
 import scaladex.core.service.Storage
 import scaladex.core.service.WebDatabase
 import scaladex.data.cleanup.GithubRepoExtractor
@@ -34,6 +35,7 @@ class PublishProcess(
     githubExtractor: GithubRepoExtractor,
     converter: ArtifactConverter,
     database: WebDatabase,
+    artifactsService: ArtifactsService,
     pomsReader: PomsReader,
     env: Env
 )(implicit system: ActorSystem)
@@ -76,7 +78,7 @@ class PublishProcess(
           converter.convert(pom, repo, creationDate) match {
             case Some((artifact, deps)) =>
               for {
-                isNewProject <- database.insertArtifact(artifact, deps, Instant.now)
+                isNewProject <- artifactsService.insertArtifact(artifact, deps)
                 _ <-
                   if (isNewProject && userState.nonEmpty) {
                     val githubUpdater = new GithubUpdater(database, new GithubClientImpl(userState.get.info.token))
@@ -99,13 +101,14 @@ class PublishProcess(
 }
 
 object PublishProcess {
-  def apply(paths: DataPaths, filesystem: Storage, database: WebDatabase, env: Env)(
+  def apply(paths: DataPaths, filesystem: Storage, database: SchedulerDatabase, env: Env)(
       implicit ec: ExecutionContext,
       actorSystem: ActorSystem
   ): PublishProcess = {
     val githubExtractor = new GithubRepoExtractor(paths)
     val converter = new ArtifactConverter(paths)
     val pomsReader = new PomsReader(new CoursierResolver)
-    new PublishProcess(filesystem, githubExtractor, converter, database, pomsReader, env)
+    val artifactsService = new ArtifactsService(database)
+    new PublishProcess(filesystem, githubExtractor, converter, database, artifactsService, pomsReader, env)
   }
 }
diff --git a/modules/server/src/main/scala/scaladex/server/service/SearchSynchronizer.scala b/modules/server/src/main/scala/scaladex/server/service/SearchSynchronizer.scala
index 76d814bec..9de44fb94 100644
--- a/modules/server/src/main/scala/scaladex/server/service/SearchSynchronizer.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/SearchSynchronizer.scala
@@ -8,11 +8,11 @@ import scaladex.core.model.GithubStatus
 import scaladex.core.model.Project
 import scaladex.core.model.search.ProjectDocument
 import scaladex.core.service.ProjectService
+import scaladex.core.service.SchedulerDatabase
 import scaladex.core.service.SearchEngine
-import scaladex.core.service.WebDatabase
 import scaladex.core.util.ScalaExtensions._
 
-class SearchSynchronizer(database: WebDatabase, service: ProjectService, searchEngine: SearchEngine)(
+class SearchSynchronizer(database: SchedulerDatabase, service: ProjectService, searchEngine: SearchEngine)(
     implicit ec: ExecutionContext
 ) extends LazyLogging {
   def syncAll(): Future[String] =
diff --git a/modules/server/src/test/scala/scaladex/server/route/BadgesTests.scala b/modules/server/src/test/scala/scaladex/server/route/BadgesTests.scala
index cad9f8c51..d02f3519b 100644
--- a/modules/server/src/test/scala/scaladex/server/route/BadgesTests.scala
+++ b/modules/server/src/test/scala/scaladex/server/route/BadgesTests.scala
@@ -13,17 +13,19 @@ import org.scalatest.funspec.AnyFunSpec
 import org.scalatest.matchers.should.Matchers
 import scaladex.core.model.Scala._
 import scaladex.core.test.Values._
-import scaladex.core.util.ScalaExtensions._
 import scaladex.server.route.Badges.summaryOfLatestVersions
 
 class BadgesTests extends ControllerBaseSuite with BeforeAndAfterAll {
 
   val badgesRoute: Route = new Badges(database).route
 
-  override protected def beforeAll(): Unit = Await.result(insertCats(), Duration.Inf)
+  override protected def beforeAll(): Unit = Await.result(insertCatsArtifacts(), Duration.Inf)
 
-  def insertCats(): Future[Unit] =
-    Cats.allArtifacts.map(database.insertArtifact(_, Seq.empty, now)).sequence.map(_ => ())
+  def insertCatsArtifacts(): Future[Unit] =
+    for {
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- Future.traverse(Cats.allArtifacts)(database.insertArtifact(_))
+    } yield ()
 
   it("should fallback to JVM artifacts") {
     Get(s"/${Cats.reference}/cats-core/latest-by-scala-version.svg") ~> badgesRoute ~> check {
diff --git a/modules/server/src/test/scala/scaladex/server/route/ProjectPagesTests.scala b/modules/server/src/test/scala/scaladex/server/route/ProjectPagesTests.scala
index 775d097c5..af76e6db4 100644
--- a/modules/server/src/test/scala/scaladex/server/route/ProjectPagesTests.scala
+++ b/modules/server/src/test/scala/scaladex/server/route/ProjectPagesTests.scala
@@ -25,7 +25,8 @@ class ProjectPagesTests extends ControllerBaseSuite with BeforeAndAfterEach {
 
   private def insertPlayJsonExtra(): Future[Unit] =
     for {
-      _ <- database.insertArtifact(PlayJsonExtra.artifact, Seq.empty, Values.now)
+      _ <- database.insertProjectRef(PlayJsonExtra.reference, unknown)
+      _ <- database.insertArtifact(PlayJsonExtra.artifact)
       _ <- database.updateProjectCreationDate(PlayJsonExtra.reference, PlayJsonExtra.creationDate)
       _ <- database.updateGithubInfoAndStatus(PlayJsonExtra.reference, PlayJsonExtra.githubInfo, ok)
     } yield ()
diff --git a/modules/server/src/test/scala/scaladex/server/route/api/ApiEndpointsImplTests.scala b/modules/server/src/test/scala/scaladex/server/route/api/ApiEndpointsImplTests.scala
index 954d11052..a841f6ccd 100644
--- a/modules/server/src/test/scala/scaladex/server/route/api/ApiEndpointsImplTests.scala
+++ b/modules/server/src/test/scala/scaladex/server/route/api/ApiEndpointsImplTests.scala
@@ -20,8 +20,11 @@ class ApiEndpointsImplTests extends ControllerBaseSuite with BeforeAndAfterEach
   import endpoints._
 
   override protected def beforeAll(): Unit = {
-    val insertCatsArtifacts = Future.traverse(Cats.allArtifacts)(database.insertArtifact(_, Seq.empty, now))
-    Await.result(insertCatsArtifacts, Duration.Inf)
+    val insertions = for {
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- Future.traverse(Cats.allArtifacts)(database.insertArtifact(_))
+    } yield ()
+    Await.result(insertions, Duration.Inf)
   }
 
   implicit def jsonCodecToUnmarshaller[T: JsonCodec]: FromEntityUnmarshaller[T] =
diff --git a/modules/server/src/test/scala/scaladex/server/route/api/OldSearchApiTests.scala b/modules/server/src/test/scala/scaladex/server/route/api/OldSearchApiTests.scala
index 45b69de78..fc409a7a9 100644
--- a/modules/server/src/test/scala/scaladex/server/route/api/OldSearchApiTests.scala
+++ b/modules/server/src/test/scala/scaladex/server/route/api/OldSearchApiTests.scala
@@ -8,7 +8,6 @@ import scaladex.core.model.BinaryVersion
 import scaladex.core.model.Jvm
 import scaladex.core.model.Scala
 import scaladex.core.test.Values
-import scaladex.core.util.ScalaExtensions._
 import scaladex.server.route.ControllerBaseSuite
 
 class OldSearchApiTests extends ControllerBaseSuite with PlayJsonSupport {
@@ -33,7 +32,10 @@ class OldSearchApiTests extends ControllerBaseSuite with PlayJsonSupport {
   }
 
   def insertAllCatsArtifacts(): Future[Unit] =
-    Cats.allArtifacts.map(database.insertArtifact(_, Seq.empty, now)).sequence.map(_ => ())
+    for {
+      _ <- database.insertProjectRef(Cats.reference, unknown)
+      _ <- Future.traverse(Cats.allArtifacts)(database.insertArtifact(_))
+    } yield ()
 
   describe("route") {
     it("should find project") {
diff --git a/modules/template/src/main/scala/scaladex/view/Job.scala b/modules/template/src/main/scala/scaladex/view/Job.scala
index d035d33c3..f6984045f 100644
--- a/modules/template/src/main/scala/scaladex/view/Job.scala
+++ b/modules/template/src/main/scala/scaladex/view/Job.scala
@@ -49,6 +49,11 @@ object Job {
     "Find missing non-standard artifacts from Maven Central",
     2.hours
   )
+  val latestArtifacts: Job = Job(
+    "latest-artifacts",
+    "Update latest version of artifacts",
+    24.hours
+  )
 
   case class Status(state: State, results: Seq[Result], progress: Option[Progress]) {
     def isStarted: Boolean = state.isInstanceOf[Started]

From 0da28b884efa21ab704a2e1567a80f7913eddb88 Mon Sep 17 00:00:00 2001
From: Adrien Piquerez <adrien.piquerez@gmail.com>
Date: Mon, 19 Aug 2024 14:35:24 +0200
Subject: [PATCH 2/3] Bump migration files

---
 .../resources/migrations/V22__add_is_latest_version.sql     | 2 --
 .../main/resources/migrations/V22__new_artifact_fields.sql  | 6 +++---
 .../resources/migrations/V23__add_is_latest_version.sql     | 2 ++
 3 files changed, 5 insertions(+), 5 deletions(-)
 delete mode 100644 modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql
 create mode 100644 modules/infra/src/main/resources/migrations/V23__add_is_latest_version.sql

diff --git a/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql b/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql
deleted file mode 100644
index c2116fc30..000000000
--- a/modules/infra/src/main/resources/migrations/V22__add_is_latest_version.sql
+++ /dev/null
@@ -1,2 +0,0 @@
-ALTER TABLE artifacts
-ADD COLUMN is_latest_version BOOLEAN NOT NULL default 'false';
diff --git a/modules/infra/src/main/resources/migrations/V22__new_artifact_fields.sql b/modules/infra/src/main/resources/migrations/V22__new_artifact_fields.sql
index c588241bc..5bb044449 100644
--- a/modules/infra/src/main/resources/migrations/V22__new_artifact_fields.sql
+++ b/modules/infra/src/main/resources/migrations/V22__new_artifact_fields.sql
@@ -1,4 +1,4 @@
 ALTER TABLE artifacts
-ADD COLUMN scaladoc_url VARCHAR,
-ADD COLUMN version_scheme VARCHAR,
-ADD COLUMN developers VARCHAR NOT NULL DEFAULT '[]';
\ No newline at end of file
+ADD COLUMN IF NOT EXISTS scaladoc_url VARCHAR,
+ADD COLUMN IF NOT EXISTS version_scheme VARCHAR,
+ADD COLUMN IF NOT EXISTS developers VARCHAR NOT NULL DEFAULT '[]';
diff --git a/modules/infra/src/main/resources/migrations/V23__add_is_latest_version.sql b/modules/infra/src/main/resources/migrations/V23__add_is_latest_version.sql
new file mode 100644
index 000000000..5217311cc
--- /dev/null
+++ b/modules/infra/src/main/resources/migrations/V23__add_is_latest_version.sql
@@ -0,0 +1,2 @@
+ALTER TABLE artifacts
+ADD COLUMN IF NOT EXISTS is_latest_version BOOLEAN NOT NULL default 'false';

From df444f46d402e057ae32164260d1e4d73a60dd32 Mon Sep 17 00:00:00 2001
From: Adrien Piquerez <adrien.piquerez@gmail.com>
Date: Mon, 19 Aug 2024 15:11:31 +0200
Subject: [PATCH 3/3] Fix RelevanceTests

---
 modules/data/src/main/resources/subindex.txt              | 2 +-
 modules/server/src/it/scala/scaladex/RelevanceTest.scala  | 4 +++-
 .../main/scala/scaladex/server/route/ProjectPages.scala   | 6 +++---
 .../main/scala/scaladex/server/service/AdminService.scala | 6 +++---
 .../{ArtifactsService.scala => ArtifactService.scala}     | 3 ++-
 .../scala/scaladex/server/service/PublishProcess.scala    | 8 ++++----
 6 files changed, 16 insertions(+), 13 deletions(-)
 rename modules/server/src/main/scala/scaladex/server/service/{ArtifactsService.scala => ArtifactService.scala} (94%)

diff --git a/modules/data/src/main/resources/subindex.txt b/modules/data/src/main/resources/subindex.txt
index 6a773d483..77dd784cc 100644
--- a/modules/data/src/main/resources/subindex.txt
+++ b/modules/data/src/main/resources/subindex.txt
@@ -128,7 +128,7 @@ foundweekends/giter8
 cb372/scalacache
 blemale/scaffeine
 scala/scala
-lampepfl/dotty
+scala/scala3
 sbt/zinc
 scala-js/scala-js
 scala-native/scala-native
diff --git a/modules/server/src/it/scala/scaladex/RelevanceTest.scala b/modules/server/src/it/scala/scaladex/RelevanceTest.scala
index 248660940..e636d95ac 100644
--- a/modules/server/src/it/scala/scaladex/RelevanceTest.scala
+++ b/modules/server/src/it/scala/scaladex/RelevanceTest.scala
@@ -20,6 +20,7 @@ import scaladex.server.service.SearchSynchronizer
 import scaladex.core.model.search.PageParams
 import scaladex.server.service.DependencyUpdater
 import scaladex.core.service.ProjectService
+import scaladex.server.service.ArtifactService
 
 class RelevanceTest extends TestKit(ActorSystem("SbtActorTest")) with AsyncFunSuiteLike with BeforeAndAfterAll {
 
@@ -40,12 +41,13 @@ class RelevanceTest extends TestKit(ActorSystem("SbtActorTest")) with AsyncFunSu
         val projectService = new ProjectService(database)
         val searchSync = new SearchSynchronizer(database, projectService, searchEngine)
         val projectDependenciesUpdater = new DependencyUpdater(database, projectService)
+        val artifactService = new ArtifactService(database)
 
         IO.fromFuture(IO {
           for {
             _ <- Init.run(database, filesystem)
             _ <- searchEngine.init(true)
-            _ <- projectDependenciesUpdater.updateAll()
+            _ <- artifactService.updateAllLatestVersions().zip(projectDependenciesUpdater.updateAll())
             _ <- searchSync.syncAll()
             _ <- searchEngine.refresh()
           } yield ()
diff --git a/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala b/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
index fd2402c79..c3d3f8aaf 100644
--- a/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
+++ b/modules/server/src/main/scala/scaladex/server/route/ProjectPages.scala
@@ -21,7 +21,7 @@ import scaladex.core.service.SearchEngine
 import scaladex.core.web.ArtifactPageParams
 import scaladex.core.web.ArtifactsPageParams
 import scaladex.server.TwirlSupport._
-import scaladex.server.service.ArtifactsService
+import scaladex.server.service.ArtifactService
 import scaladex.server.service.SearchSynchronizer
 import scaladex.view.html.forbidden
 import scaladex.view.html.notfound
@@ -31,7 +31,7 @@ class ProjectPages(env: Env, database: SchedulerDatabase, searchEngine: SearchEn
     implicit executionContext: ExecutionContext
 ) extends LazyLogging {
   private val projectService = new ProjectService(database)
-  private val artifactsService = new ArtifactsService(database)
+  private val artifactService = new ArtifactService(database)
   private val searchSynchronizer = new SearchSynchronizer(database, projectService, searchEngine)
 
   def route(user: Option[UserState]): Route =
@@ -158,7 +158,7 @@ class ProjectPages(env: Env, database: SchedulerDatabase, searchEngine: SearchEn
           editForm { form =>
             val updateF = for {
               _ <- database.updateProjectSettings(projectRef, form)
-              _ <- artifactsService.updateLatestVersions(projectRef, form.preferStableVersion)
+              _ <- artifactService.updateLatestVersions(projectRef, form.preferStableVersion)
               _ <- searchSynchronizer.syncProject(projectRef)
             } yield ()
             onComplete(updateF) {
diff --git a/modules/server/src/main/scala/scaladex/server/service/AdminService.scala b/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
index af361f848..21b30efce 100644
--- a/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/AdminService.scala
@@ -32,7 +32,7 @@ class AdminService(
   val searchSynchronizer = new SearchSynchronizer(database, projectService, searchEngine)
   val projectDependenciesUpdater = new DependencyUpdater(database, projectService)
   val userSessionService = new UserSessionService(database)
-  val artifactsService = new ArtifactsService(database)
+  val artifactService = new ArtifactService(database)
   val githubUpdaterOpt: Option[GithubUpdater] = githubClientOpt.map(client => new GithubUpdater(database, client))
 
   private val jobs: Map[String, JobScheduler] = {
@@ -40,9 +40,9 @@ class AdminService(
       new JobScheduler(Job.syncSearch, searchSynchronizer.syncAll),
       new JobScheduler(Job.projectDependencies, projectDependenciesUpdater.updateAll),
       new JobScheduler(Job.projectCreationDates, updateProjectCreationDate),
-      new JobScheduler(Job.moveArtifacts, artifactsService.moveAll),
+      new JobScheduler(Job.moveArtifacts, artifactService.moveAll),
       new JobScheduler(Job.userSessions, userSessionService.updateAll),
-      new JobScheduler(Job.latestArtifacts, artifactsService.updateAllLatestVersions)
+      new JobScheduler(Job.latestArtifacts, artifactService.updateAllLatestVersions)
     ) ++
       githubClientOpt.map { client =>
         val githubUpdater = new GithubUpdater(database, client)
diff --git a/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala b/modules/server/src/main/scala/scaladex/server/service/ArtifactService.scala
similarity index 94%
rename from modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala
rename to modules/server/src/main/scala/scaladex/server/service/ArtifactService.scala
index 0f9a5a090..bcea99294 100644
--- a/modules/server/src/main/scala/scaladex/server/service/ArtifactsService.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/ArtifactService.scala
@@ -11,7 +11,7 @@ import scaladex.core.model._
 import scaladex.core.service.SchedulerDatabase
 import scaladex.core.util.ScalaExtensions._
 
-class ArtifactsService(database: SchedulerDatabase)(implicit ec: ExecutionContext) extends LazyLogging {
+class ArtifactService(database: SchedulerDatabase)(implicit ec: ExecutionContext) extends LazyLogging {
   def insertArtifact(artifact: Artifact, dependencies: Seq[ArtifactDependency]): Future[Boolean] = {
     val unknownStatus = GithubStatus.Unknown(Instant.now)
     for {
@@ -40,6 +40,7 @@ class ArtifactsService(database: SchedulerDatabase)(implicit ec: ExecutionContex
     for {
       projectStatuses <- database.getAllProjectsStatuses()
       refs = projectStatuses.collect { case (ref, status) if status.isOk || status.isUnknown || status.isFailed => ref }
+      _ = logger.info(s"Updating latest versions of ${refs.size} projects")
       total <- refs.mapSync(updateLatestVersions).map(_.sum)
     } yield s"Updated $total artifacts in ${refs.size} projects"
 
diff --git a/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala b/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
index 5854545d8..152f00960 100644
--- a/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
+++ b/modules/server/src/main/scala/scaladex/server/service/PublishProcess.scala
@@ -35,7 +35,7 @@ class PublishProcess(
     githubExtractor: GithubRepoExtractor,
     converter: ArtifactConverter,
     database: WebDatabase,
-    artifactsService: ArtifactsService,
+    artifactService: ArtifactService,
     pomsReader: PomsReader,
     env: Env
 )(implicit system: ActorSystem)
@@ -78,7 +78,7 @@ class PublishProcess(
           converter.convert(pom, repo, creationDate) match {
             case Some((artifact, deps)) =>
               for {
-                isNewProject <- artifactsService.insertArtifact(artifact, deps)
+                isNewProject <- artifactService.insertArtifact(artifact, deps)
                 _ <-
                   if (isNewProject && userState.nonEmpty) {
                     val githubUpdater = new GithubUpdater(database, new GithubClientImpl(userState.get.info.token))
@@ -108,7 +108,7 @@ object PublishProcess {
     val githubExtractor = new GithubRepoExtractor(paths)
     val converter = new ArtifactConverter(paths)
     val pomsReader = new PomsReader(new CoursierResolver)
-    val artifactsService = new ArtifactsService(database)
-    new PublishProcess(filesystem, githubExtractor, converter, database, artifactsService, pomsReader, env)
+    val artifactService = new ArtifactService(database)
+    new PublishProcess(filesystem, githubExtractor, converter, database, artifactService, pomsReader, env)
   }
 }