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Pickup Protocol - Support for Live Mode #145 Update scala-did to 0.1.0-M16 Signed-off-by: Fabio <Pinheiro>
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127 changes: 127 additions & 0 deletions
127
mediator/src/main/scala/io/iohk/atala/mediator/MediatorTransportManager.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| package io.iohk.atala.mediator | ||
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| import zio._ | ||
| import zio.json._ | ||
| import zio.stream._ | ||
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| import fmgp.did._ | ||
| import fmgp.did.comm._ | ||
| import fmgp.did.framework._ | ||
| import fmgp.crypto.error._ | ||
| import fmgp.util._ | ||
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| type TransportID = String | ||
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| /** Based on the [[fmgp.did.framework.TransportDispatcher]] */ | ||
| case class MediatorTransportManager( | ||
| transports: Set[TransportDIDComm[Any]] = Set.empty, | ||
| ids: Map[FROMTO, Set[TransportID]] = Map.empty, | ||
| kids: Map[VerificationMethodReferenced, Set[TransportID]] = Map.empty, | ||
| liveMode: Map[FROMTO, Set[TransportID]] = Map.empty, | ||
| transportFactory: TransportFactory | ||
| ) extends TransportDispatcher { | ||
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| override def openTransport(uri: String): UIO[TransportDIDComm[Any]] = | ||
| transportFactory.openTransport(uri) // FIXME TODO register Transport | ||
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| def link(vmr: VerificationMethodReferenced, transportID: TransportID): MediatorTransportManager = | ||
| if (!transports.map(_.id).contains(transportID)) this // if transport is close | ||
| else | ||
| kids.get(vmr) match | ||
| case Some(seq) if seq.contains(transportID) => this | ||
| case Some(seq) => this.copy(kids = kids + (vmr -> (seq + transportID))).link(vmr.did.asFROMTO, transportID) | ||
| case None => this.copy(kids = kids + (vmr -> Set(transportID))).link(vmr.did.asFROMTO, transportID) | ||
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| def link(from: FROMTO, transport: TransportDIDComm[Any]): MediatorTransportManager = link(from, transport.id) | ||
| def link(from: FROMTO, transportID: TransportID): MediatorTransportManager = | ||
| if (!transports.map(_.id).contains(transportID)) this // if transport is close | ||
| else | ||
| ids.get(from) match | ||
| case Some(seq) if seq.contains(transportID) => this | ||
| case Some(seq) => this.copy(ids = ids + (from -> (seq + transportID))) | ||
| case None => this.copy(ids = ids + (from -> Set(transportID))) | ||
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| def registerTransport(transport: TransportDIDComm[Any]) = | ||
| this.copy(transports = transports + transport) | ||
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| def unregisterTransport(transportID: TransportID) = this.copy( | ||
| transports = transports.filter(_.id != transportID), | ||
| ids = ids.map { case (did, ids) => (did, ids.filter(_ != transportID)) }.filterNot(_._2.isEmpty), | ||
| kids = kids.map { case (kid, ids) => (kid, ids.filter(_ != transportID)) }.filterNot(_._2.isEmpty), | ||
| liveMode = liveMode.map { case (did, ids) => (did, ids.filter(_ != transportID)) }.filterNot(_._2.isEmpty), | ||
| ) | ||
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| def enableLiveMode(subject: FROMTO, transportID: TransportID): MediatorTransportManager = | ||
| this.copy( | ||
| liveMode = liveMode.updatedWith(subject) { | ||
| case Some(set) => Some(set - transportID).filter(_.isEmpty) | ||
| case None => None | ||
| } | ||
| ) | ||
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| def disableLiveMode(subject: FROMTO, transportID: TransportID): MediatorTransportManager = | ||
| this.copy( | ||
| liveMode = liveMode.updatedWith(subject) { | ||
| case Some(set) => Some(set + transportID) | ||
| case None => Some(Set(transportID)) | ||
| } | ||
| ) | ||
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| def getLiveModeEnableConnections(subject: FROMTO): Seq[TransportDIDComm[Any]] = | ||
| liveMode.get(subject).toSeq.flatMap(transportId => transports.filter(t => transportId.contains(t.id))) | ||
|
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| def sendForLiveMode( | ||
| next: TO, | ||
| msg: /*lazy*/ => SignedMessage | EncryptedMessage | ||
| ): ZIO[Any, DidFail, Iterable[Unit]] = { | ||
| val transportIDs = this.liveMode.getOrElse(next.asFROMTO, Seq.empty) | ||
| val myChannels = transportIDs.flatMap(id => this.transports.find(_.id == id)) | ||
| ZIO.foreach(myChannels) { _.send(msg) } | ||
| } | ||
|
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| // TODO maybe rename to send | ||
| def publish(to: TO, msg: SignedMessage | EncryptedMessage): ZIO[Any, Nothing, Iterable[Unit]] = { | ||
| val transportIDs = this.ids.getOrElse(to.asFROMTO, Seq.empty) | ||
| val myChannels = transportIDs.flatMap(id => this.transports.find(_.id == id)) | ||
| ZIO.foreach(myChannels) { _.send(msg) } | ||
| } | ||
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| override def send( | ||
| to: TO, | ||
| msg: SignedMessage | EncryptedMessage, | ||
| thid: Option[MsgID], // TODO use | ||
| pthid: Option[MsgID], // TODO use | ||
| ): ZIO[Resolver & Agent & Operations, DidFail, Unit] = | ||
| sendViaDIDCommMessagingService(to, msg).unit | ||
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| override def sendViaDIDCommMessagingService( | ||
| to: TO, | ||
| msg: SignedMessage | EncryptedMessage | ||
| ): ZIO[Resolver & Agent & Operations, DidFail, Either[String, TransportDIDComm[Any]]] = | ||
| super.sendViaDIDCommMessagingService(to, msg) | ||
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| } | ||
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| object MediatorTransportManager { | ||
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| def make: URIO[TransportFactory, Ref[MediatorTransportManager]] = | ||
| for { | ||
| transportFactory <- ZIO.service[TransportFactory] | ||
| ref <- Ref.make(MediatorTransportManager(transportFactory = transportFactory)) | ||
| } yield ref | ||
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| def registerTransport(transport: TransportDIDComm[Any]) = | ||
| for { | ||
| socketManager <- ZIO.service[Ref[MediatorTransportManager]] | ||
| _ <- socketManager.update { _.registerTransport(transport) } | ||
| _ <- ZIO.log(s"RegisterTransport concluded") | ||
| } yield () | ||
|
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| def unregisterTransport(transportId: String) = | ||
| for { | ||
| socketManager <- ZIO.service[Ref[MediatorTransportManager]] | ||
| _ <- socketManager.update { case sm: MediatorTransportManager => sm.unregisterTransport(transportId) } | ||
| _ <- ZIO.log(s"Channel unregisterSocket") | ||
| } yield () | ||
|
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| } |
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