package lu.foyer
package clients

import zio.*
import java.util.UUID

object ClientHandlers:
  val layer: ULayer[List[CommandHandler[ClientCommand, ClientEvent, ClientState]]] =
    ZLayer.succeed(
      List(
        CreateHandler,
        UpdateHandler,
        DisableHandler
      )
    )

object CreateHandler extends CommandHandlerCreate[ClientCommand.Create, ClientEvent.Created]:
  val name = "create"
  def onCommand(entityId: UUID, command: ClientCommand.Create): Task[ClientEvent.Created] =
    ZIO.succeed(
      ClientEvent.Created(
        command.lastName,
        command.firstName,
        command.birthDate,
        command.drivingLicenseDate,
        command.phoneNumber,
        command.email,
        command.address
      )
    )

object UpdateHandler
    extends CommandHandlerUpdate[ClientCommand.Update, ClientEvent.Updated, ClientState.Actif]:
  val name = "update"
  def onCommand(entityId: UUID, state: ClientState.Actif, command: ClientCommand.Update)
    : Task[ClientEvent.Updated] =
    ZIO.succeed(
      ClientEvent.Updated(
        command.lastName,
        command.firstName,
        command.birthDate,
        command.drivingLicenseDate,
        command.phoneNumber,
        command.email,
        command.address
      )
    )

object DisableHandler
    extends CommandHandlerUpdate[ClientCommand.Disable, ClientEvent.Disabled, ClientState.Actif]:
  val name = "disable"
  def onCommand(entityId: UUID, state: ClientState.Actif, command: ClientCommand.Disable)
    : Task[ClientEvent.Disabled] =
    ZIO.succeed(ClientEvent.Disabled(command.reason))