27 lines
1.2 KiB
Scala
27 lines
1.2 KiB
Scala
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package lu.foyer
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package contracts
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import zio.*
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class ContractReducer() extends Reducer[ContractEvent, ContractState]:
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override val fromEmpty =
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case e: ContractEvent.Subscribed => ContractState.subscribe(e)
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override val fromState =
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case (s: ContractState.Actif, e: ContractEvent.Amended) => s.amend(e)
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case (s: ContractState.Actif, e: ContractEvent.Terminated) => s.terminate(e)
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case (s: ContractState.PendingSubscription, e: ContractEvent.Amended) => s.amend(e)
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case (s: ContractState.PendingSubscription, e: ContractEvent.Approved) => s.approve(e)
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case (s: ContractState.PendingSubscription, e: ContractEvent.Rejected) => s.reject(e)
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case (s: ContractState.PendingSubscription, e: ContractEvent.Terminated) => s.terminate(e)
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case (s: ContractState.PendingAmendment, e: ContractEvent.Amended) => s.amend(e)
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case (s: ContractState.PendingAmendment, e: ContractEvent.Approved) => s.approve(e)
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case (s: ContractState.PendingAmendment, e: ContractEvent.Rejected) => s.reject(e)
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case (s: ContractState.PendingAmendment, e: ContractEvent.Terminated) => s.terminate(e)
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object ContractReducer:
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val layer: ULayer[Reducer[ContractEvent, ContractState]] = ZLayer.succeed(ContractReducer())
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