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Added Mongo db driver Added ReactiveMongo Zlayer Added Mongo repo and collection update and query Updated the docker-compose to create the collection and indexes required. Co-authored-by: Shailesh Patil <shailesh.patil@iohk.io>
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| Original file line number | Diff line number | Diff line change |
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| package fmgp.did | ||
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| import fmgp.crypto.error._ | ||
| import fmgp.did._ | ||
| import fmgp.did.comm._ | ||
| import zio.json._ | ||
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| trait MediatorError | ||
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| case class MediatorException(fail: MediatorError) extends Exception(fail.toString()) | ||
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| final case class MediatorDidError(val error: DidFail) extends MediatorError | ||
| object MediatorDidError { | ||
| def apply(error: DidFail) = new MediatorDidError(error) | ||
| } | ||
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| final case class MediatorThrowable(val error: String) extends StorageError | ||
| object MediatorThrowable { | ||
| def apply(throwable: Throwable) = new MediatorThrowable(throwable.getClass.getName() + ":" + throwable.getMessage) | ||
| } | ||
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| // Storage | ||
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| trait StorageError extends MediatorError { | ||
| def error: String | ||
| } | ||
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| final case class StorageCollection(val error: String) extends StorageError | ||
| object StorageCollection { | ||
| def apply(throwable: Throwable) = new StorageCollection(throwable.getClass.getName() + ":" + throwable.getMessage) | ||
| } | ||
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| final case class StorageThrowable(val error: String) extends StorageError | ||
| object StorageThrowable { | ||
| def apply(throwable: Throwable) = new StorageThrowable(throwable.getClass.getName() + ":" + throwable.getMessage) | ||
| } | ||
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| sealed trait ProtocolError extends MediatorError { | ||
| def piuri: PIURI | ||
| } | ||
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| // Protocol | ||
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| object ProtocolError { | ||
| given decoder: JsonDecoder[ProtocolError] = DeriveJsonDecoder.gen[ProtocolError] | ||
| given encoder: JsonEncoder[ProtocolError] = DeriveJsonEncoder.gen[ProtocolError] | ||
| } | ||
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| case class MissingProtocolError(piuri: PIURI) extends ProtocolError | ||
| case class FailToEncodeMessage(piuri: PIURI, error: String) extends ProtocolError |
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| package fmgp.did | ||
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| import scala.concurrent.{ExecutionContext, Future} | ||
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| import reactivemongo.api.{Cursor, DB, MongoConnection, AsyncDriver} | ||
| import reactivemongo.api.bson.{BSONDocumentWriter, BSONDocumentReader, Macros, document} | ||
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| object MongoDriver { | ||
| // My settings (see available connection options) | ||
| // val connectionString = "mongodb://localhost:27017/mydb?authMode=scram-sha1" | ||
| val connectionString = | ||
| // "mongodb+srv://mediator:@fmgp-db.orfjsdi.mongodb.net/?retryWrites=true&w=majority" | ||
| "mongodb+srv://mediator:w419cDYIQ2lxpDKT@mediatordb.sa0rfqg.mongodb.net" | ||
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| import ExecutionContext.Implicits.global // use any appropriate context | ||
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| // Connect to the database: Must be done only once per application | ||
| val driver = AsyncDriver() | ||
| val parsedUri = MongoConnection.fromString(connectionString) | ||
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| // Database and collections: Get references | ||
| val futureConnection = parsedUri.flatMap(driver.connect(_)) | ||
| def db1: Future[DB] = futureConnection.flatMap(_.database("firstdb")) | ||
| def db2: Future[DB] = futureConnection.flatMap(_.database("anotherdb")) | ||
| def personCollection = db1.map(_.collection("person")) | ||
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| // Write Documents: insert or update | ||
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| implicit def personWriter: BSONDocumentWriter[Person] = Macros.writer[Person] | ||
| // or provide a custom one | ||
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| // use personWriter | ||
| def createPerson(person: Person): Future[Unit] = | ||
| personCollection.flatMap(_.insert.one(person).map(_ => {})) | ||
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| def updatePerson(person: Person): Future[Int] = { | ||
| val selector = document( | ||
| "firstName" -> person.firstName, | ||
| "lastName" -> person.lastName | ||
| ) | ||
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| // Update the matching person | ||
| personCollection.flatMap(_.update.one(selector, person).map(_.n)) | ||
| } | ||
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| implicit def personReader: BSONDocumentReader[Person] = Macros.reader[Person] | ||
| // or provide a custom one | ||
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| def findPersonByAge(age: Int): Future[List[Person]] = | ||
| personCollection.flatMap( | ||
| _.find(document("age" -> age)) | ||
| .cursor[Person]() | ||
| .collect[List](-1, Cursor.FailOnError[List[Person]]()) | ||
| ) | ||
| // ... deserializes the document using personReader | ||
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| // Custom persistent types | ||
| case class Person(firstName: String, lastName: String, age: Int) | ||
| } |
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