change relay auth to use signevent

app/src/main/java/com/vitorpamplona/amethyst/service/NostrAccountDataSource.kt

@@ -8,6 +8,7 @@ import com.vitorpamplona.amethyst.service.relays.EOSEAccount
 import com.vitorpamplona.amethyst.service.relays.JsonFilter
 import com.vitorpamplona.amethyst.service.relays.Relay
 import com.vitorpamplona.amethyst.service.relays.TypedFilter
+import com.vitorpamplona.quartz.encoders.toHexKey
 import com.vitorpamplona.quartz.events.AdvertisedRelayListEvent
 import com.vitorpamplona.quartz.events.BadgeAwardEvent
 import com.vitorpamplona.quartz.events.BadgeProfilesEvent
@@ -24,6 +25,7 @@ import com.vitorpamplona.quartz.events.MetadataEvent
 import com.vitorpamplona.quartz.events.PeopleListEvent
 import com.vitorpamplona.quartz.events.PollNoteEvent
 import com.vitorpamplona.quartz.events.ReactionEvent
+import com.vitorpamplona.quartz.events.RelayAuthEvent
 import com.vitorpamplona.quartz.events.ReportEvent
 import com.vitorpamplona.quartz.events.RepostEvent
 import com.vitorpamplona.quartz.events.SealedGossipEvent
@@ -191,13 +193,17 @@ object NostrAccountDataSource : NostrDataSource("AccountData") {
         super.auth(relay, challenge)
 
         if (this::account.isInitialized) {
-            val event = account.createAuthEvent(relay, challenge)
+            if (account.loginWithAmber) {
-
+                val event = RelayAuthEvent.create(relay.url, challenge, account.keyPair.pubKey.toHexKey(), account.keyPair.privKey)
-            if (event != null) {
+                AmberUtils.signEvent(event)
-                Client.send(
+            } else {
-                    event,
+                val event = account.createAuthEvent(relay, challenge)
-                    relay.url
+                if (event != null) {
-                )
+                    Client.send(
+                        event,
+                        relay.url
+                    )
+                }
             }
         }
     }