android: keep screen on while playing/recording media

apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt

@@ -1,6 +1,8 @@
 package chat.simplex.app
 
 import android.app.Application
+import androidx.compose.runtime.*
+import androidx.compose.ui.platform.LocalView
 import chat.simplex.common.platform.Log
 import androidx.lifecycle.*
 import androidx.work.*
@@ -216,6 +218,17 @@ class SimplexApp: Application(), LifecycleEventObserver {
         }
         return true
       }
+
+      @Composable
+      override fun AndroidKeepScreenOn() {
+        val view = LocalView.current
+        DisposableEffect(Unit) {
+          view.keepScreenOn = true
+          onDispose {
+            view.keepScreenOn = false
+          }
+        }
+      }
     }
   }
 }

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/views/call/CallView.android.kt

@@ -23,8 +23,7 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.painter.Painter
-import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.*
-import androidx.compose.ui.platform.LocalLifecycleOwner
 import dev.icerock.moko.resources.compose.painterResource
 import dev.icerock.moko.resources.compose.stringResource
 import androidx.compose.ui.text.TextStyle
@@ -204,6 +203,7 @@ actual fun ActiveCallView() {
       chatModel.callCommand.clear()
     }
   }
+  platform.AndroidKeepScreenOn()
 }
 
 @Composable

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/views/chat/item/CIVideoView.android.kt

@@ -3,8 +3,7 @@ package chat.simplex.common.views.chat.item
 import android.graphics.Rect
 import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.width
-import androidx.compose.runtime.Composable
+import androidx.compose.runtime.*
-import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalDensity
 import androidx.compose.ui.platform.LocalView
@@ -12,6 +11,7 @@ import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.viewinterop.AndroidView
 import chat.simplex.common.platform.VideoPlayer
+import chat.simplex.common.platform.platform
 import com.google.android.exoplayer2.ui.AspectRatioFrameLayout.RESIZE_MODE_FIXED_WIDTH
 import com.google.android.exoplayer2.ui.StyledPlayerView
 
@@ -32,6 +32,9 @@ actual fun PlayerView(player: VideoPlayer, width: Dp, onClick: () -> Unit, onLon
         onClick = { if (player.player.playWhenReady) stop() else onClick() }
       )
   )
+  if (remember { player.videoPlaying }.value) {
+    platform.AndroidKeepScreenOn()
+  }
 }
 
 @Composable

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/views/chat/item/ImageFullScreenView.android.kt

@@ -4,6 +4,7 @@ import android.os.Build
 import android.view.View
 import androidx.compose.foundation.Image
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.*
 import androidx.compose.ui.graphics.painter.BitmapPainter
@@ -11,8 +12,8 @@ import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.viewinterop.AndroidView
 import androidx.core.view.isVisible
-import chat.simplex.common.helpers.toUri
 import chat.simplex.common.platform.VideoPlayer
+import chat.simplex.common.platform.platform
 import chat.simplex.res.MR
 import coil.ImageLoader
 import coil.compose.rememberAsyncImagePainter
@@ -23,7 +24,6 @@ import coil.size.Size
 import com.google.android.exoplayer2.ui.AspectRatioFrameLayout
 import com.google.android.exoplayer2.ui.StyledPlayerView
 import dev.icerock.moko.resources.compose.stringResource
-import java.net.URI
 
 @Composable
 actual fun FullScreenImageView(modifier: Modifier, data: ByteArray, imageBitmap: ImageBitmap) {
@@ -72,4 +72,7 @@ actual fun FullScreenVideoView(player: VideoPlayer, modifier: Modifier, close: (
     },
     modifier
   )
+  if (remember { player.videoPlaying }.value) {
+    platform.AndroidKeepScreenOn()
+  }
 }

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/Platform.kt

@@ -1,5 +1,6 @@
 package chat.simplex.common.platform
 
+import androidx.compose.runtime.*
 import chat.simplex.common.model.NotificationsMode
 
 interface PlatformInterface {
@@ -11,6 +12,8 @@ interface PlatformInterface {
   fun androidChatInitializedAndStarted() {}
   fun androidIsBackgroundCallAllowed(): Boolean = true
   suspend fun androidAskToAllowBackgroundCalls(): Boolean = true
+  @Composable
+  fun AndroidKeepScreenOn() {}
 }
 /**
  * Multiplatform project has separate directories per platform + common directory that contains directories per platform + common for all of them.

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/ComposeVoiceView.kt

@@ -22,6 +22,7 @@ import chat.simplex.common.model.durationText
 import chat.simplex.common.ui.theme.*
 import chat.simplex.common.views.helpers.*
 import chat.simplex.common.platform.AudioPlayer
+import chat.simplex.common.platform.platform
 import chat.simplex.res.MR
 import kotlinx.coroutines.flow.distinctUntilChanged
 
@@ -68,6 +69,9 @@ fun ComposeVoiceView(
               .size(36.dp),
             tint = if (finishedRecording) MaterialTheme.colors.primary else MaterialTheme.colors.secondary
           )
+          if (audioPlaying.value) {
+            platform.AndroidKeepScreenOn()
+          }
         }
         val numberInText = remember(recordedDurationMs, progress.value) {
           derivedStateOf {

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/SendMsgView.kt

@@ -29,7 +29,6 @@ import chat.simplex.res.MR
 import dev.icerock.moko.resources.compose.stringResource
 import dev.icerock.moko.resources.compose.painterResource
 import kotlinx.coroutines.*
-import java.io.File
 import java.net.URI
 
 @Composable
@@ -371,6 +370,9 @@ private fun RecordVoiceView(recState: MutableState<RecordingState>, stopRecOnNex
     )
     RecordVoiceButton(interactionSource)
   }
+  if (recState.value is RecordingState.Started) {
+    platform.AndroidKeepScreenOn()
+  }
 }
 
 @Composable

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/item/CIVoiceView.kt

@@ -70,6 +70,9 @@ fun CIVoiceView(
       VoiceLayout(file, ci, text, audioPlaying, progress, duration, brokenAudio, sent, hasText, timedMessagesTTL, play, pause, longClick, receiveFile) {
         AudioPlayer.seekTo(it, progress, fileSource?.filePath)
       }
+      if (audioPlaying.value) {
+        platform.AndroidKeepScreenOn()
+      }
     } else {
       VoiceMsgIndicator(null, false, sent, hasText, null, null, false, {}, {}, longClick, receiveFile)
       val metaReserve = if (edited)