Fixing too aggressive chat unhiding behavior

app/src/main/java/de/kuschku/quasseldroid/service/QuasselService.kt

@@ -33,7 +33,6 @@ import de.kuschku.libquassel.connection.SocketAddress
 import de.kuschku.libquassel.protocol.*
 import de.kuschku.libquassel.quassel.BufferInfo
 import de.kuschku.libquassel.quassel.QuasselFeatures
-import de.kuschku.libquassel.quassel.syncables.BufferSyncer
 import de.kuschku.libquassel.quassel.syncables.interfaces.IAliasManager
 import de.kuschku.libquassel.session.ISession
 import de.kuschku.libquassel.session.Session
@@ -41,11 +40,7 @@ import de.kuschku.libquassel.session.SessionManager
 import de.kuschku.libquassel.session.manager.ConnectionInfo
 import de.kuschku.libquassel.util.compatibility.LoggingHandler.Companion.log
 import de.kuschku.libquassel.util.compatibility.LoggingHandler.LogLevel.INFO
-import de.kuschku.libquassel.util.flag.Flags
-import de.kuschku.libquassel.util.flag.minus
 import de.kuschku.libquassel.util.helper.clampOf
-import de.kuschku.libquassel.util.helper.combineLatest
-import de.kuschku.libquassel.util.helper.getOr
 import de.kuschku.libquassel.util.helper.value
 import de.kuschku.malheur.CrashHandler
 import de.kuschku.quasseldroid.Backend
@@ -420,38 +415,6 @@ class QuasselService : DaggerLifecycleService(),
       }
     })
 
-    var buffersWithNewActivity = emptySet<BufferId>()
-    combineLatest(
-      liveAccountId.switchMap { database.filtered().listenRx(it).toObservable() },
-      sessionManager.connectedSession
-        .map(ISession::bufferSyncer)
-        .switchMap(BufferSyncer::liveActivities)
-    ).map { (filteredList, bufferActivities) ->
-      val filtered = filteredList.map {
-        Pair(it.bufferId, it.filtered)
-      }.toMap()
-
-      bufferActivities.mapValues { (bufferId, activities) ->
-        activities.minus(filtered.getOr(bufferId, 0).toUInt())
-      }.filterValues(Flags<Message_Type>::isNotEmpty).keys
-    }.map {
-      val newlyChangedBuffers = it - buffersWithNewActivity
-      buffersWithNewActivity = it
-      newlyChangedBuffers
-    }.map {
-      val bufferSyncer = sessionManager.connectedSession.value?.bufferSyncer
-      Pair(bufferSyncer, it.mapNotNull {
-        bufferSyncer?.bufferInfo(it)
-      })
-    }.toLiveData().observe(this, Observer { (bufferSyncer, bufferInfos) ->
-      val bufferViewManager = sessionManager.connectedSession.value?.bufferViewManager
-      if (bufferSyncer != null && bufferViewManager != null) {
-        for (bufferInfo in bufferInfos) {
-          bufferViewManager.handleBuffer(bufferInfo, bufferSyncer, unhide = true)
-        }
-      }
-    })
-
     ReactiveNetwork
       .observeNetworkConnectivity(applicationContext)
       .toLiveData()

lib/src/main/java/de/kuschku/libquassel/quassel/syncables/BufferSyncer.kt

@@ -26,6 +26,7 @@ import de.kuschku.libquassel.quassel.syncables.interfaces.IBufferSyncer
 import de.kuschku.libquassel.session.ISession
 import de.kuschku.libquassel.session.NotificationManager
 import de.kuschku.libquassel.util.Optional
+import de.kuschku.libquassel.util.flag.minus
 import de.kuschku.libquassel.util.irc.IrcCaseMappers
 import io.reactivex.Observable
 import io.reactivex.subjects.BehaviorSubject
@@ -150,7 +151,7 @@ class BufferSyncer constructor(
 
   fun setActivities(data: List<Pair<BufferId, Message_Types>>) {
     for ((buffer, activity) in data) {
-      setBufferActivity(buffer, activity)
+      setBufferActivityInternal(buffer, activity)
     }
     live_bufferActivities.onNext(Unit)
   }
@@ -275,12 +276,22 @@ class BufferSyncer constructor(
     setBufferActivity(buffer, Message_Type.of(activity))
   }
 
-  fun setBufferActivity(buffer: BufferId, activity: Message_Types) {
+  fun setBufferActivityInternal(buffer: BufferId, activity: Message_Types) {
     super.setBufferActivity(buffer, activity.toInt())
     _bufferActivities[buffer] = activity
     live_bufferActivities.onNext(Unit)
   }
 
+  fun setBufferActivity(buffer: BufferId, activity: Message_Types) {
+    val oldActivity = activity(buffer)
+    setBufferActivityInternal(buffer, activity)
+    if ((activity - oldActivity).isNotEmpty()) {
+      bufferInfo(buffer)?.let {
+        session.bufferViewManager.handleBuffer(it, this, true)
+      }
+    }
+  }
+
   override fun setHighlightCount(buffer: BufferId, count: Int) {
     super.setHighlightCount(buffer, count)
     _highlightCounts[buffer] = count