foyer-dsi-assure-2035/core/src/lu/foyer/EventSourcing.scala

package lu.foyer

import zio.*

final case class Entity[T](entityId: String, data: T, version: Long)
final case class Event[T](entityId: String, data: T, eventId: String)

trait StateRepository[Data] extends Repository[Entity[Data], String]
trait EventRepository[Data] extends Repository[Event[Data], String]:
  def fetchOne(entityId: String, eventId: String): Task[Option[Event[Data]]]
  def fetchMany(entityId: String, page: Page): Task[Paged[Event[Data]]]