fix: skip offline relays when fetching user metadata

amethyst/src/main/java/com/vitorpamplona/amethyst/service/relayClient/reqCommand/user/UserFinderFilterAssembler.kt

@@ -48,7 +48,7 @@ class UserFinderFilterAssembler(
     val group =
         listOf(
             UserOutboxFinderSubAssembler(client, cache, failureTracker, ::allKeys),
-            UserWatcherSubAssembler(client, cache, ::allKeys),
+            UserWatcherSubAssembler(client, cache, failureTracker, ::allKeys),
             UserReportsSubAssembler(client, cache, ::allKeys),
             UserCardsSubAssembler(client, cache, ::allKeys),
         )

amethyst/src/main/java/com/vitorpamplona/amethyst/service/relayClient/reqCommand/user/watchers/FilterUserMetadataForKey.kt

@@ -48,6 +48,7 @@ val UserMetadataForKeyKinds =
 fun filterUserMetadataForKey(
     authors: Set<User>,
     indexRelays: Set<NormalizedRelayUrl>,
+    cannotConnectRelays: Set<NormalizedRelayUrl>,
     since: EOSEAccountFast<User>,
 ): List<RelayBasedFilter> {
     val perRelayUsers =
@@ -57,7 +58,7 @@ fun filterUserMetadataForKey(
                     key.outboxRelays()
                         ?: (key.allUsedRelays() + LocalCache.relayHints.hintsForKey(key.pubkeyHex) + indexRelays)
 
-                relays.forEach {
+                (relays - cannotConnectRelays).forEach {
                     add(it, key)
                 }
             }

amethyst/src/main/java/com/vitorpamplona/amethyst/service/relayClient/reqCommand/user/watchers/UserWatcherSubAssembler.kt

@@ -28,6 +28,7 @@ import com.vitorpamplona.amethyst.service.relayClient.reqCommand.user.UserFinder
 import com.vitorpamplona.amethyst.service.relays.EOSEAccountFast
 import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.relay.client.INostrClient
+import com.vitorpamplona.quartz.nip01Core.relay.client.accessories.RelayOfflineTracker
 import com.vitorpamplona.quartz.nip01Core.relay.client.pool.groupByRelay
 import com.vitorpamplona.quartz.nip01Core.relay.client.reqs.SubscriptionListener
 import com.vitorpamplona.quartz.nip01Core.relay.filters.Filter
@@ -37,6 +38,7 @@ import com.vitorpamplona.quartz.utils.TimeUtils
 class UserWatcherSubAssembler(
     client: INostrClient,
     val cache: LocalCache,
+    val failureTracker: RelayOfflineTracker,
     allKeys: () -> Set<UserFinderQueryState>,
 ) : BaseEoseManager<UserFinderQueryState>(client, allKeys) {
     /**
@@ -99,7 +101,13 @@ class UserWatcherSubAssembler(
             )
         }
 
-        val newFilters = filterUserMetadataForKey(users, indexRelays, latestEOSEs).ifEmpty { null }
+        val newFilters =
+            filterUserMetadataForKey(
+                users,
+                indexRelays,
+                failureTracker.cannotConnectRelays,
+                latestEOSEs,
+            ).ifEmpty { null }
 
         sub.updateFilters(newFilters?.groupByRelay())
     }