Replaced Ints with Longs as database Ids.

app/actors/auctions/AuctionPublisher.scala

@@ -22,7 +22,7 @@ object AuctionPublisher extends ActorModule with Logging {
   sealed trait Command
   private case object Ready extends Command
   case class Publish(auction: Auction, author: User) extends Command
-  private case class AuctionConfirmed(id: Int, responseTopic: String) extends Command
+  private case class AuctionConfirmed(id: Long, responseTopic: String) extends Command
 
   private final val topic = "auctions/created"
 

app/dao/AuctionsDAO.scala

@@ -43,7 +43,7 @@ class AuctionsDAO @Inject()(protected val dbConfigProvider: DatabaseConfigProvid
     db.run((Auctions returning Auctions) += auction)
   }
 
-  def changeStatus(auctionId: Int, status: AuctionStatus): Future[Boolean] = {
+  def changeStatus(auctionId: Long, status: AuctionStatus): Future[Boolean] = {
     db.run(Auctions.filter(_.id === auctionId).map(_.status).update(status))
     .map(_ == 1)
   }

app/models/models.scala

@@ -4,7 +4,7 @@ import play.api.libs.json.{JsString, JsValue, Json, OWrites, Writes}
 
 import java.time.Instant
 
-case class User(id: Option[Int], username: String, gid: String, passwordDigest: Option[String])
+case class User(id: Option[Long], username: String, gid: String, passwordDigest: Option[String])
 object User {
   given writes: Writes[User] = new Writes[User] {
     override def writes(o: User): JsValue = Json.obj(
@@ -14,7 +14,7 @@ object User {
   }
 }
 
-case class AuthToken(id: Option[Int], userId: Int, token: String, createdAt: Instant, expiresAt: Instant)
+case class AuthToken(id: Option[Long], userId: Long, token: String, createdAt: Instant, expiresAt: Instant)
 object AuthToken {
   given writes: OWrites[AuthToken] = (a: AuthToken) => Json.obj(
     "token" -> a.token,
@@ -36,7 +36,7 @@ object AuctionStatus {
   implicit val writes: Writes[AuctionStatus] = (o: AuctionStatus) => JsString(o.toString)
 }
 
-case class Auction(id: Option[Int], name: String, status: AuctionStatus, gid: String, authorId: Int,
+case class Auction(id: Option[Long], name: String, status: AuctionStatus, gid: String, authorId: Long,
                    startingPrice: BigDecimal, currentBid: Option[BigDecimal],
                    currentBidderId: Option[Int], currentBidAt: Option[Instant],
                    createdAt: Instant)

app/schemas/schemas.scala

@@ -8,7 +8,7 @@ import slick.model.ForeignKeyAction.{Cascade, Restrict}
 import java.time.Instant
 
 class UsersTable(tag: Tag) extends Table[User](tag, "users") {
-  def id = column[Int]("id", O.PrimaryKey, O.AutoInc)
+  def id = column[Long]("id", O.PrimaryKey, O.AutoInc)
   def gid = column[String]("gid", O.Unique)
   def username = column[String]("username", O.Unique)
   def passwordDigest = column[Option[String]]("password_digest")
@@ -20,8 +20,8 @@ lazy val Users = TableQuery[UsersTable]
 
 class AuthTokensTable(tag: Tag) extends Table[AuthToken](tag, "auth_tokens") {
 
-  def id = column[Int]("id", O.PrimaryKey, O.AutoInc)
+  def id = column[Long]("id", O.PrimaryKey, O.AutoInc)
-  def userId = column[Int]("user_id")
+  def userId = column[Long]("user_id")
   def token = column[String]("token")
   def createdAt = column[Instant]("created_at")
   def expiresAt = column[Instant]("expires_at")
@@ -40,11 +40,11 @@ implicit val auctionStatusColumnType: BaseColumnType[AuctionStatus] =
   )
 
 class AuctionsTable(tag: Tag) extends Table[Auction](tag, "auctions") {
-  def id = column[Int]("id", O.PrimaryKey, O.AutoInc)
+  def id = column[Long]("id", O.PrimaryKey, O.AutoInc)
   def name = column[String]("name")
   def status = column[AuctionStatus]("status")
   def gid = column[String]("gid", O.Unique)
-  def authorId = column[Int]("author_id")
+  def authorId = column[Long]("author_id")
   def startingPrice = column[BigDecimal]("starting_price", O.SqlType("DECIMAL(20, 3)"))
   def currentBid = column[Option[BigDecimal]]("current_bid", O.SqlType("DECIMAL(20, 3)"))
   def currentBidderId = column[Option[Int]]("current_bidder_id")

compose.yaml

@@ -7,4 +7,9 @@ services:
     env_file:
       - db.env
     ports:
-      - "5432:5432"
+      - "5432:5432"
+    volumes:
+      - "db:/var/lib/postgresql"
+
+volumes:
+  db: