Makes sure the NostrClient stays off in the background

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/relay/client/NostrClient.kt

@@ -37,6 +37,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.FlowPreview
+import kotlinx.coroutines.NonCancellable.isActive
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.flowOn
@@ -80,6 +81,11 @@ class NostrClient(
 
     private var listeners = setOf<IRelayClientListener>()
 
+    // controls the state of the client in such a way that if it is active
+    // new filters will be sent to the relays and a potential reconnect can
+    // be triggered.
+    private var isActive = false
+
     /**
      * Whatches for any changes in the relay list from subscriptions or outbox
      * and updates the relayPool as needed.
@@ -117,10 +123,15 @@ class NostrClient(
     fun allAvailableRelays() = relayPool.getAll()
 
     // Reconnects all relays that may have disconnected
-    fun connect() = relayPool.connect()
+    fun connect() {
+        isActive = true
+        relayPool.connect()
+    }
 
-    // Reconnects all relays that may have disconnected
+    fun disconnect() {
-    fun disconnect() = relayPool.disconnect()
+        isActive = false
+        relayPool.disconnect()
+    }
 
     @Synchronized
     fun reconnect(onlyIfChanged: Boolean = false) {
@@ -200,6 +211,7 @@ class NostrClient(
         val oldFilters = activeRequests.getSubscriptionFiltersOrNull(subId) ?: emptyMap()
         activeRequests.addOrUpdate(subId, filters)
 
+        if (isActive) {
             val allRelays = filters.keys + oldFilters.keys
 
             allRelays.forEach { relay ->
@@ -223,6 +235,7 @@ class NostrClient(
                 }
             }
         }
+    }
 
     fun sendCount(
         subId: String = newSubId(),
@@ -231,6 +244,7 @@ class NostrClient(
         val oldFilters = activeCounts.getSubscriptionFiltersOrNull(subId) ?: emptyMap()
         activeCounts.addOrUpdate(subId, filters)
 
+        if (isActive) {
             val allRelays = filters.keys + oldFilters.keys
 
             allRelays.forEach { relay ->
@@ -254,21 +268,26 @@ class NostrClient(
                 }
             }
         }
+    }
 
     fun sendIfExists(
         event: Event,
         connectedRelay: NormalizedRelayUrl,
     ) {
+        if (isActive) {
             relayPool.getRelay(connectedRelay)?.send(event)
         }
+    }
 
     fun send(
         event: Event,
         relayList: Set<NormalizedRelayUrl>,
     ) {
         eventOutbox.markAsSending(event, relayList)
+        if (isActive) {
             relayPool.send(event, relayList)
         }
+    }
 
     fun close(subscriptionId: String) {
         activeRequests.remove(subscriptionId)

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/relay/client/single/basic/BasicRelayClient.kt

@@ -442,7 +442,7 @@ open class BasicRelayClient(
     override fun close(subscriptionId: String) {
         // avoids sending closes for subscriptions that were never sent to this relay.
         if (afterEOSEPerSubscription.containsKey(subscriptionId)) {
-            writeToSocket(CloseCmd.Companion.toJson(subscriptionId))
+            writeToSocket(CloseCmd.toJson(subscriptionId))
             afterEOSEPerSubscription[subscriptionId] = false
         }
     }