EventStream.hs

-- @generated by keiro-dsl; do not edit. Regenerated from the .keiro spec.
module Generated.HospitalCapacity.Reservation.EventStream
  ( reservationCategory
  , reservationEventStream
  , reservationEventStreamDef
  , ReservationEventStream
  , ReservationEventStreamDef
  ) where

import Generated.HospitalCapacity.Reservation.Domain
import Generated.HospitalCapacity.Reservation.Codec (reservationCodec)
import HospitalCapacity.Reservation.Holes (reservationTransducer)
import Keiki.Core (HsPred)
import Keiro.EventStream (EventStream (..), SnapshotPolicy (..))
import Keiro.EventStream.Validate (ValidatedEventStream, mkEventStreamOrThrow)
import Keiro.Stream qualified as Stream

-- The validated aggregate stream category (hole-kind 5: referenced, never retyped).
-- Entity streams are '<category>-<id>' via Keiro.Stream.entityStream.
-- categoryUnsafe is safe here because this generated literal passed the DSL category proof.
reservationCategory :: Stream.StreamCategory a
reservationCategory = Stream.categoryUnsafe "reservation"

type ReservationEventStreamDef =
  EventStream (HsPred ReservationRegs ReservationCommand) ReservationRegs ReservationVertex ReservationCommand ReservationEvent

type ReservationEventStream =
  ValidatedEventStream (HsPred ReservationRegs ReservationCommand) ReservationRegs ReservationVertex ReservationCommand ReservationEvent

reservationEventStreamDef :: ReservationEventStreamDef
reservationEventStreamDef =
  EventStream
    { transducer = reservationTransducer
    , initialState = ReservationUnrequested
    , initialRegisters = initialReservationRegs
    , eventCodec = reservationCodec
    , resolveStreamName = Stream.streamName
    , snapshotPolicy = Never
    , stateCodec = Nothing
    }

reservationEventStream :: ReservationEventStream
reservationEventStream =
  mkEventStreamOrThrow "Reservation" reservationEventStreamDef