keeping device screen on during any voice playback/recording within the room details activity

- Fixes playback and recording stopping due to device inactivity
- Adds a separate activity listener for monitoring if any audio is playing or being recording and keeping the screen on if so

vector/src/main/java/im/vector/app/core/extensions/Activity.kt

@@ -19,6 +19,7 @@ package im.vector.app.core.extensions
 import android.app.Activity
 import android.content.Intent
 import android.os.Parcelable
+import android.view.WindowManager
 import androidx.activity.ComponentActivity
 import androidx.activity.result.ActivityResult
 import androidx.activity.result.ActivityResultLauncher
@@ -112,3 +113,11 @@ fun Activity.restart() {
     startActivity(intent)
     finish()
 }
+
+fun Activity.keepScreenOn() {
+    window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+}
+
+fun Activity.endKeepScreenOn() {
+    window.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+}

vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailActivity.kt

@@ -30,12 +30,15 @@ import com.airbnb.mvrx.viewModel
 import com.google.android.material.appbar.MaterialToolbar
 import dagger.hilt.android.AndroidEntryPoint
 import im.vector.app.R
+import im.vector.app.core.extensions.endKeepScreenOn
 import im.vector.app.core.extensions.hideKeyboard
+import im.vector.app.core.extensions.keepScreenOn
 import im.vector.app.core.extensions.replaceFragment
 import im.vector.app.core.platform.ToolbarConfigurable
 import im.vector.app.core.platform.VectorBaseActivity
 import im.vector.app.databinding.ActivityRoomDetailBinding
 import im.vector.app.features.home.room.breadcrumbs.BreadcrumbsFragment
+import im.vector.app.features.home.room.detail.timeline.helper.VoiceMessagePlaybackTracker
 import im.vector.app.features.matrixto.MatrixToBottomSheet
 import im.vector.app.features.navigation.Navigator
 import im.vector.app.features.room.RequireActiveMembershipAction
@@ -43,6 +46,9 @@ import im.vector.app.features.room.RequireActiveMembershipViewEvents
 import im.vector.app.features.room.RequireActiveMembershipViewModel
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
+import javax.inject.Inject
+
+private const val ROOM_DETAILS_SCREEN_ON_TRACKER = "room_details_screen_on"
 
 @AndroidEntryPoint
 class RoomDetailActivity :
@@ -73,6 +79,7 @@ class RoomDetailActivity :
 
     override fun getCoordinatorLayout() = views.coordinatorLayout
 
+    @Inject lateinit var playbackTracker: VoiceMessagePlaybackTracker
     private lateinit var sharedActionViewModel: RoomDetailSharedActionViewModel
     private val requireActiveMembershipViewModel: RequireActiveMembershipViewModel by viewModel()
 
@@ -114,6 +121,13 @@ class RoomDetailActivity :
             }
         }
         views.drawerLayout.addDrawerListener(drawerListener)
+
+        playbackTracker.trackActivity(ROOM_DETAILS_SCREEN_ON_TRACKER) { isActive ->
+            when (isActive) {
+                true  -> keepScreenOn()
+                false -> endKeepScreenOn()
+            }
+        }
     }
 
     private fun handleRoomLeft(roomLeft: RequireActiveMembershipViewEvents.RoomLeft) {
@@ -136,6 +150,7 @@ class RoomDetailActivity :
     override fun onDestroy() {
         supportFragmentManager.unregisterFragmentLifecycleCallbacks(fragmentLifecycleCallbacks)
         views.drawerLayout.removeDrawerListener(drawerListener)
+        playbackTracker.unTrackActivity(ROOM_DETAILS_SCREEN_ON_TRACKER)
         super.onDestroy()
     }
 

vector/src/main/java/im/vector/app/features/home/room/detail/timeline/helper/VoiceMessagePlaybackTracker.kt

@@ -26,8 +26,17 @@ class VoiceMessagePlaybackTracker @Inject constructor() {
 
     private val mainHandler = Handler(Looper.getMainLooper())
     private val listeners = mutableMapOf<String, Listener>()
+    private val activityListeners = mutableMapOf<String, ActivityListener>()
     private val states = mutableMapOf<String, Listener.State>()
 
+    fun trackActivity(key: String, listener: ActivityListener) {
+        activityListeners[key] = listener
+    }
+
+    fun unTrackActivity(id: String) {
+        activityListeners.remove(id)
+    }
+
     fun track(id: String, listener: Listener) {
         listeners[id] = listener
 
@@ -52,8 +61,10 @@ class VoiceMessagePlaybackTracker @Inject constructor() {
      */
     private fun setState(key: String, state: Listener.State) {
         states[key] = state
+        val isActive = states.values.any { it is Listener.State.Playing || it is Listener.State.Recording }
         mainHandler.post {
             listeners[key]?.onUpdate(state)
+            activityListeners.forEach { it.value.onUpdate(isActive) }
         }
     }
 
@@ -125,4 +136,8 @@ class VoiceMessagePlaybackTracker @Inject constructor() {
             data class Recording(val amplitudeList: List<Int>) : State()
         }
     }
+
+    fun interface ActivityListener {
+        fun onUpdate(isActive: Boolean)
+    }
 }