cqrs.Repository.scala Maven / Gradle / Ivy
/*
* Copyright 2021 Hossein Naderi
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package edomata.backend
package cqrs
import cats.data.*
import edomata.core.*
trait Repository[F[_], S, E] extends RepositoryReader[F, S] {
def load(cmd: CommandMessage[?]): F[CommandState[S]]
def save(
ctx: CommandMessage[?],
version: SeqNr,
newState: S,
events: Chain[E]
): F[Unit]
def notify(
ctx: CommandMessage[?],
notifications: NonEmptyChain[E]
): F[Unit]
}