Drop cache registrations on pause

Author: hypergonial

.idea/deploymentTargetSelector.xml

@@ -98,16 +98,13 @@ class Cache(private val cachedChannelsCount: Int = 10) : SynchronizedObject() {
             _members.clear()
             _typingIndicators.clear()
             _readStates.clear()
-            _msgcaches.forEach { it.reset() }
+            _msgcaches.clear()
             _ownUser = null
         }
     }
 
     fun clearMessageCache() {
-        // It's important to not delete the cache objects as that will
-        // invalidate registrations and potentially break app logic
-        // Caches will be pushed out as new ones come in anyway
-        synchronized(this) { _msgcaches.forEach { it.reset() } }
+        synchronized(this) { _msgcaches.clear() }
     }
 
     /**

composeApp/src/commonMain/kotlin/com/hypergonial/chat/model/Cache.kt

@@ -236,6 +236,7 @@ class DefaultChannelComponent(
     init {
         client.cache.registerMessageCacheFor(channelId)
         client.eventManager.apply {
+            subscribeWithLifeCycle(ctx.lifecycle, ::onResume)
             subscribeWithLifeCycle(ctx.lifecycle, ::onTypingStart)
             subscribeWithLifeCycle(ctx.lifecycle, ::onTypingEnd)
             subscribeWithLifeCycle(ctx.lifecycle, ::onMessageCreate)
@@ -250,6 +251,10 @@ class DefaultChannelComponent(
         onReadMessages(channelId)
     }
 
+    private fun onResume(event: LifecycleResumedEvent) {
+        client.cache.registerMessageCacheFor(channelId)
+    }
+
     override fun onLogoutClicked() = onLogout()
 
     /** The number of messages currently visible in the UI. This is used to determine when to page out messages. */