Add get oracle name to explorer client (#2969)

app-commons/src/main/scala/org/bitcoins/commons/serializers/JsonReaders.scala

@@ -302,6 +302,13 @@ object JsonReaders {
       SerializerUtil.processJsString[ECPublicKey](ECPublicKey.fromHex)(json)
   }
 
+  implicit object SchnorrPublicKeyReads extends Reads[SchnorrPublicKey] {
+
+    override def reads(json: JsValue): JsResult[SchnorrPublicKey] =
+      SerializerUtil.processJsString[SchnorrPublicKey](
+        SchnorrPublicKey.fromHex)(json)
+  }
+
   implicit object P2PKHAddressReads extends Reads[P2PKHAddress] {
 
     override def reads(json: JsValue): JsResult[P2PKHAddress] =

oracle-explorer-client/src/main/scala/org/bitcoins/explorer/client/SbExplorerClient.scala

@@ -1,21 +1,17 @@
 package org.bitcoins.explorer.client
 
 import akka.actor.ActorSystem
-import akka.http.scaladsl.model.{
-  ContentTypes,
-  HttpEntity,
-  HttpMethods,
-  HttpRequest,
-  Uri
-}
+import akka.http.scaladsl.model._
 import akka.http.scaladsl.{Http, HttpExt}
 import akka.util.ByteString
 import org.bitcoins.core.protocol.tlv.OracleAnnouncementTLV
-import org.bitcoins.crypto.Sha256Digest
+import org.bitcoins.core.util.FutureUtil
+import org.bitcoins.crypto.{SchnorrPublicKey, Sha256Digest}
 import org.bitcoins.explorer.env.ExplorerEnv
 import org.bitcoins.explorer.model.{
   CreateAnnouncementExplorer,
   CreateAttestations,
+  Oracle,
   SbAnnouncementEvent
 }
 import org.bitcoins.explorer.picklers.ExplorerPicklers
@@ -117,6 +113,21 @@ case class SbExplorerClient(env: ExplorerEnv)(implicit system: ActorSystem) {
     responseF.map(_ => ())
   }
 
+  def getOracleName(pubkey: SchnorrPublicKey): Future[Option[String]] = {
+    val base = env.baseUri
+    val uri = Uri(base + s"oracle/${pubkey.hex}")
+    val httpReq = HttpRequest(uri = uri)
+    val responseF = sendRequest(httpReq)
+    responseF.flatMap { response =>
+      val result = response.validate[Oracle]
+      result match {
+        case success: JsSuccess[Oracle] =>
+          Future.successful(Some(success.value.oracleName))
+        case _: JsError => FutureUtil.none
+      }
+    }
+  }
+
   private def sendRequest(httpReq: HttpRequest): Future[JsValue] = {
 
     val responsePayloadF: Future[String] = {

oracle-explorer-client/src/main/scala/org/bitcoins/explorer/model/Oracle.scala

@@ -0,0 +1,5 @@
+package org.bitcoins.explorer.model
+
+import org.bitcoins.crypto.SchnorrPublicKey
+
+case class Oracle(pubkey: SchnorrPublicKey, oracleName: String)

oracle-explorer-client/src/main/scala/org/bitcoins/explorer/picklers/ExplorerPicklers.scala

@@ -1,10 +1,12 @@
 package org.bitcoins.explorer.picklers
 
-import org.bitcoins.commons.serializers.JsonReaders
-import org.bitcoins.explorer.model.SbAnnouncementEvent
-import play.api.libs.json.Json
+import org.bitcoins.explorer.model._
+import org.bitcoins.commons.serializers.JsonReaders._
+import play.api.libs.json.{Json, Reads}
 
 object ExplorerPicklers {
-  import JsonReaders._
-  implicit val explorerEventRW = Json.reads[SbAnnouncementEvent]
+
+  implicit val explorerEventRW: Reads[SbAnnouncementEvent] =
+    Json.reads[SbAnnouncementEvent]
+  implicit val oracleRW: Reads[Oracle] = Json.reads[Oracle]
 }

oracle-explorer-client/src/test/scala/org/bitcoins/explorer/client/SbExplorerClientTest.scala

@@ -48,6 +48,15 @@ class SbExplorerClientTest extends BitcoinSAsyncTest {
     }
   }
 
+  it must "get an oracle name" in {
+    val key = announcement.publicKey
+    for {
+      name <- explorerClient.getOracleName(key)
+    } yield {
+      assert(name.contains("Chris_Stewart_5"))
+    }
+  }
+
   it must "return failure from get an event if the event DNE" in {
     val hash = Sha256Digest.empty
     recoverToSucceededIf[RuntimeException] {