package com.github.libretube.fragments import android.annotation.SuppressLint import android.app.NotificationManager import android.app.PictureInPictureParams import android.content.Context import android.content.Intent import android.content.pm.ActivityInfo import android.graphics.Rect import android.net.Uri import android.os.Build import android.os.Build.VERSION.SDK_INT import android.os.Bundle import android.os.Handler import android.os.Looper import android.os.PowerManager import android.support.v4.media.session.MediaSessionCompat import android.text.Html import android.text.TextUtils import android.util.Log import android.view.LayoutInflater import android.view.View import android.view.ViewGroup import android.widget.Toast import androidx.constraintlayout.motion.widget.MotionLayout import androidx.constraintlayout.widget.ConstraintLayout import androidx.core.net.toUri import androidx.core.os.bundleOf import androidx.core.view.isVisible import androidx.fragment.app.Fragment import androidx.lifecycle.lifecycleScope import androidx.recyclerview.widget.GridLayoutManager import androidx.recyclerview.widget.LinearLayoutManager import com.github.libretube.R import com.github.libretube.activities.MainActivity import com.github.libretube.activities.hideKeyboard import com.github.libretube.adapters.ChaptersAdapter import com.github.libretube.adapters.CommentsAdapter import com.github.libretube.adapters.TrendingAdapter import com.github.libretube.databinding.ExoStyledPlayerControlViewBinding import com.github.libretube.databinding.FragmentPlayerBinding import com.github.libretube.dialogs.AddtoPlaylistDialog import com.github.libretube.dialogs.DownloadDialog import com.github.libretube.dialogs.ShareDialog import com.github.libretube.obj.ChapterSegment import com.github.libretube.obj.PipedStream import com.github.libretube.obj.Playlist import com.github.libretube.obj.Segment import com.github.libretube.obj.Segments import com.github.libretube.obj.SponsorBlockPrefs import com.github.libretube.obj.StreamItem import com.github.libretube.obj.Streams import com.github.libretube.obj.Subscribe import com.github.libretube.preferences.PreferenceHelper import com.github.libretube.services.IS_DOWNLOAD_RUNNING import com.github.libretube.util.CronetHelper import com.github.libretube.util.DescriptionAdapter import com.github.libretube.util.RetrofitInstance import com.github.libretube.util.formatShort import com.github.libretube.views.DoubleClickListener import com.google.android.exoplayer2.C import com.google.android.exoplayer2.DefaultLoadControl import com.google.android.exoplayer2.ExoPlayer import com.google.android.exoplayer2.MediaItem import com.google.android.exoplayer2.MediaItem.SubtitleConfiguration import com.google.android.exoplayer2.MediaItem.fromUri import com.google.android.exoplayer2.Player import com.google.android.exoplayer2.audio.AudioAttributes import com.google.android.exoplayer2.ext.cronet.CronetDataSource import com.google.android.exoplayer2.ext.mediasession.MediaSessionConnector import com.google.android.exoplayer2.source.DefaultMediaSourceFactory import com.google.android.exoplayer2.source.MediaSource import com.google.android.exoplayer2.source.MergingMediaSource import com.google.android.exoplayer2.source.ProgressiveMediaSource import com.google.android.exoplayer2.ui.AspectRatioFrameLayout import com.google.android.exoplayer2.ui.PlayerNotificationManager import com.google.android.exoplayer2.ui.StyledPlayerView import com.google.android.exoplayer2.ui.TimeBar import com.google.android.exoplayer2.upstream.DataSource import com.google.android.exoplayer2.upstream.DefaultDataSource import com.google.android.exoplayer2.upstream.DefaultHttpDataSource import com.google.android.exoplayer2.util.RepeatModeUtil import com.google.android.exoplayer2.video.VideoSize import com.google.android.material.button.MaterialButton import com.google.android.material.dialog.MaterialAlertDialogBuilder import com.squareup.picasso.Picasso import kotlinx.coroutines.CoroutineScope import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.launch import org.chromium.net.CronetEngine import retrofit2.HttpException import java.io.IOException import java.util.* import java.util.concurrent.Executors import kotlin.collections.ArrayList import kotlin.math.abs var isFullScreen = false var isMiniPlayerVisible = false class PlayerFragment : Fragment() { private val TAG = "PlayerFragment" private lateinit var binding: FragmentPlayerBinding private lateinit var playerBinding: ExoStyledPlayerControlViewBinding private var videoId: String? = null private var playlistId: String? = null private var sId: Int = 0 private var eId: Int = 0 private var paused = false private var whichQuality = 0 private var transitioning = false private var autoplay = false private var isZoomed: Boolean = false private var isSubscribed: Boolean = false private var commentsAdapter: CommentsAdapter? = null private var commentsLoaded: Boolean? = false private var nextPage: String? = null private var isLoading = true private lateinit var exoPlayerView: StyledPlayerView private lateinit var exoPlayer: ExoPlayer private lateinit var segmentData: Segments private var relatedStreamsEnabled = true private var relatedStreams: List? = arrayListOf() private var nextStreamId: String? = null private var playlistStreamIds: MutableList = arrayListOf() private var playlistNextPage: String? = null private var isPlayerLocked: Boolean = false private lateinit var mediaSession: MediaSessionCompat private lateinit var mediaSessionConnector: MediaSessionConnector private lateinit var playerNotification: PlayerNotificationManager private lateinit var title: String private lateinit var uploader: String private lateinit var thumbnailUrl: String private lateinit var chapters: List private val sponsorBlockPrefs = SponsorBlockPrefs() override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) arguments?.let { videoId = it.getString("videoId") playlistId = it.getString("playlistId") } } override fun onCreateView( inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle? ): View { binding = FragmentPlayerBinding.inflate(layoutInflater, container, false) playerBinding = binding.player.binding // Inflate the layout for this fragment return binding.root } override fun onViewCreated(view: View, savedInstanceState: Bundle?) { super.onViewCreated(view, savedInstanceState) hideKeyboard() setSponsorBlockPrefs() createExoPlayer(view) initializeTransitionLayout(view) playVideo(view) } private fun initializeTransitionLayout(view: View) { videoId = videoId!!.replace("/watch?v=", "") val mainActivity = activity as MainActivity mainActivity.binding.container.visibility = View.VISIBLE exoPlayerView = binding.player binding.playerMotionLayout.addTransitionListener(object : MotionLayout.TransitionListener { override fun onTransitionStarted( motionLayout: MotionLayout?, startId: Int, endId: Int ) { } override fun onTransitionChange( motionLayout: MotionLayout?, startId: Int, endId: Int, progress: Float ) { val mainActivity = activity as MainActivity val mainMotionLayout = mainActivity.binding.mainMotionLayout mainMotionLayout.progress = abs(progress) exoPlayerView.hideController() eId = endId sId = startId } override fun onTransitionCompleted(motionLayout: MotionLayout?, currentId: Int) { println(currentId) val mainActivity = activity as MainActivity val mainMotionLayout = mainActivity.binding.mainMotionLayout if (currentId == eId) { isMiniPlayerVisible = true exoPlayerView.useController = false mainMotionLayout.progress = 1F } else if (currentId == sId) { isMiniPlayerVisible = false exoPlayerView.useController = true mainMotionLayout.progress = 0F } } override fun onTransitionTrigger( MotionLayout: MotionLayout?, triggerId: Int, positive: Boolean, progress: Float ) { } }) binding.playerMotionLayout.progress = 1.toFloat() binding.playerMotionLayout.transitionToStart() binding.closeImageView.setOnClickListener { isMiniPlayerVisible = false binding.playerMotionLayout.transitionToEnd() val mainActivity = activity as MainActivity mainActivity.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT mainActivity.supportFragmentManager.beginTransaction() .remove(this) .commit() } playerBinding.closeImageButton.setOnClickListener { isMiniPlayerVisible = false binding.playerMotionLayout.transitionToEnd() val mainActivity = activity as MainActivity mainActivity.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT mainActivity.supportFragmentManager.beginTransaction() .remove(this) .commit() } binding.playImageView.setOnClickListener { paused = if (paused) { binding.playImageView.setImageResource(R.drawable.ic_pause) exoPlayer.play() false } else { binding.playImageView.setImageResource(R.drawable.ic_play) exoPlayer.pause() true } } // video description and chapters toggle binding.playerTitleLayout.setOnClickListener { binding.playerDescriptionArrow.animate().rotationBy(180F).setDuration(250).start() binding.descLinLayout.visibility = if (binding.descLinLayout.isVisible) View.GONE else View.VISIBLE } binding.commentsToggle.setOnClickListener { toggleComments() } // FullScreen button trigger playerBinding.fullscreen.setOnClickListener { // hide player controller exoPlayerView.hideController() if (!isFullScreen) { // go to fullscreen mode setFullscreen() } else { // exit fullscreen mode unsetFullscreen() } } // switching between original aspect ratio (black bars) and zoomed to fill device screen playerBinding.aspectRatioButton.setOnClickListener { if (isZoomed) { exoPlayerView.resizeMode = AspectRatioFrameLayout.RESIZE_MODE_FIT isZoomed = false } else { exoPlayerView.resizeMode = AspectRatioFrameLayout.RESIZE_MODE_ZOOM isZoomed = true } } // lock and unlock the player playerBinding.lockPlayer.setOnClickListener { // change the locked/unlocked icon if (!isPlayerLocked) { playerBinding.lockPlayer.setImageResource(R.drawable.ic_locked) } else { playerBinding.lockPlayer.setImageResource(R.drawable.ic_unlocked) } // show/hide all the controls lockPlayer(isPlayerLocked) // change locked status isPlayerLocked = !isPlayerLocked } binding.playerScrollView.viewTreeObserver .addOnScrollChangedListener { if (binding.playerScrollView.getChildAt(0).bottom == (binding.playerScrollView.height + binding.playerScrollView.scrollY) && nextPage != null ) { fetchNextComments() } } binding.commentsRecView.layoutManager = LinearLayoutManager(view.context) binding.commentsRecView.setItemViewCacheSize(20) binding.relatedRecView.layoutManager = GridLayoutManager(view.context, resources.getInteger(R.integer.grid_items)) } private fun setFullscreen() { with(binding.playerMotionLayout) { getConstraintSet(R.id.start).constrainHeight(R.id.player, -1) enableTransition(R.id.yt_transition, false) } binding.mainContainer.isClickable = true binding.linLayout.visibility = View.GONE playerBinding.fullscreen.setImageResource(R.drawable.ic_fullscreen_exit) playerBinding.exoTitle.visibility = View.VISIBLE if (chapters.isNotEmpty()) playerBinding.chapterLL.visibility = View.VISIBLE val mainActivity = activity as MainActivity val fullscreenOrientationPref = PreferenceHelper .getString(requireContext(), "fullscreen_orientation", "ratio") scaleControls(1.3F) val orientation = when (fullscreenOrientationPref) { "ratio" -> { val videoSize = exoPlayer.videoSize // probably a youtube shorts video if (videoSize.height > videoSize.width) ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT // a video with normal aspect ratio else ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE } "auto" -> ActivityInfo.SCREEN_ORIENTATION_USER "landscape" -> ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE "portrait" -> ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT else -> ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE } mainActivity.requestedOrientation = orientation isFullScreen = true } private fun unsetFullscreen() { // leave fullscreen mode with(binding.playerMotionLayout) { getConstraintSet(R.id.start).constrainHeight(R.id.player, 0) enableTransition(R.id.yt_transition, true) } binding.mainContainer.isClickable = false binding.linLayout.visibility = View.VISIBLE playerBinding.fullscreen.setImageResource(R.drawable.ic_fullscreen) playerBinding.exoTitle.visibility = View.INVISIBLE playerBinding.chapterLL.visibility = View.INVISIBLE scaleControls(1F) val mainActivity = activity as MainActivity mainActivity.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT isFullScreen = false } private fun scaleControls(scaleFactor: Float) { playerBinding.exoPlayPause.scaleX = scaleFactor playerBinding.exoPlayPause.scaleY = scaleFactor } private fun toggleComments() { binding.commentsRecView.visibility = if (binding.commentsRecView.isVisible) View.GONE else View.VISIBLE binding.relatedRecView.visibility = if (binding.relatedRecView.isVisible) View.GONE else View.VISIBLE if (!commentsLoaded!!) fetchComments() } override fun onPause() { // pause the player if the screen is turned off val pausePlayerOnScreenOffEnabled = PreferenceHelper.getBoolean( requireContext(), "pause_screen_off", false ) // check whether the screen is on val pm = context?.getSystemService(Context.POWER_SERVICE) as PowerManager val isScreenOn = pm.isInteractive // pause player if screen off and setting enabled if ( this::exoPlayer.isInitialized && !isScreenOn && pausePlayerOnScreenOffEnabled ) { exoPlayer.pause() } super.onPause() } override fun onDestroy() { super.onDestroy() try { saveWatchPosition() mediaSession.isActive = false mediaSession.release() mediaSessionConnector.setPlayer(null) playerNotification.setPlayer(null) val notificationManager = context?.getSystemService( Context.NOTIFICATION_SERVICE ) as NotificationManager notificationManager.cancel(1) exoPlayer.release() } catch (e: Exception) { } } // save the watch position if video isn't finished and option enabled private fun saveWatchPosition() { val watchPositionsEnabled = PreferenceHelper.getBoolean( requireContext(), "watch_positions_toggle", true ) if (watchPositionsEnabled && exoPlayer.currentPosition != exoPlayer.duration) { PreferenceHelper.saveWatchPosition( requireContext(), videoId!!, exoPlayer.currentPosition ) } else if (watchPositionsEnabled) { // delete watch position if video has ended PreferenceHelper.removeWatchPosition(requireContext(), videoId!!) } } private fun checkForSegments() { if (!exoPlayer.isPlaying || !sponsorBlockPrefs.sponsorBlockEnabled) return exoPlayerView.postDelayed(this::checkForSegments, 100) if (!::segmentData.isInitialized || segmentData.segments.isEmpty()) { return } segmentData.segments.forEach { segment: Segment -> val segmentStart = (segment.segment!![0] * 1000.0f).toLong() val segmentEnd = (segment.segment[1] * 1000.0f).toLong() val currentPosition = exoPlayer.currentPosition if (currentPosition in segmentStart until segmentEnd) { if (sponsorBlockPrefs.sponsorNotificationsEnabled) { Toast.makeText(context, R.string.segment_skipped, Toast.LENGTH_SHORT).show() } exoPlayer.seekTo(segmentEnd) } } } private fun playVideo(view: View) { fun run() { lifecycleScope.launchWhenCreated { val response = try { RetrofitInstance.api.getStreams(videoId!!) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") Toast.makeText(context, R.string.unknown_error, Toast.LENGTH_SHORT).show() return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response") Toast.makeText(context, R.string.server_error, Toast.LENGTH_SHORT).show() return@launchWhenCreated } // for the notification description adapter title = response.title!! uploader = response.uploader!! thumbnailUrl = response.thumbnailUrl!! // save whether related streams and autoplay are enabled autoplay = PreferenceHelper.getBoolean(requireContext(), "autoplay", false) relatedStreamsEnabled = PreferenceHelper.getBoolean(requireContext(), "related_streams_toggle", true) // save related streams for autoplay relatedStreams = response.relatedStreams runOnUiThread { // set media sources for the player setResolutionAndSubtitles(view, response) prepareExoPlayerView() initializePlayerView(view, response) seekToWatchPosition() exoPlayer.prepare() exoPlayer.play() exoPlayerView.useController = true initializePlayerNotification(requireContext()) fetchSponsorBlockSegments() // show comments if related streams disabled if (!relatedStreamsEnabled) toggleComments() // prepare for autoplay initAutoPlay() val watchHistoryEnabled = PreferenceHelper.getBoolean(requireContext(), "Watch_history_toggle", true) if (watchHistoryEnabled) { PreferenceHelper.addToWatchHistory(requireContext(), videoId!!, response) } } } } run() } private fun seekToWatchPosition() { // seek to saved watch position if available val watchPositions = PreferenceHelper.getWatchPositions(requireContext()) var position: Long? = null watchPositions.forEach { if (it.videoId == videoId) position = it.position } // support for time stamped links val timeStamp: Long? = arguments?.getLong("timeStamp") if (timeStamp != null && timeStamp != 0L) { position = timeStamp * 1000 } if (position != null) exoPlayer.seekTo(position!!) } // the function is working recursively private fun initAutoPlay() { // save related streams for autoplay if (autoplay) { // if it's a playlist use the next video if (playlistId != null) { lateinit var playlist: Playlist // var for saving the list in // runs only the first time when starting a video from a playlist if (playlistStreamIds.isEmpty()) { CoroutineScope(Dispatchers.IO).launch { // fetch the playlists videos playlist = RetrofitInstance.api.getPlaylist(playlistId!!) // save the playlist urls in the array playlist.relatedStreams?.forEach { video -> playlistStreamIds += video.url?.replace("/watch?v=", "")!! } // save playlistNextPage for usage if video is not contained playlistNextPage = playlist.nextpage // restart the function after videos are loaded initAutoPlay() } } // if the playlists contain the video, then save the next video as next stream else if (playlistStreamIds.contains(videoId)) { val index = playlistStreamIds.indexOf(videoId) // check whether there's a next video if (index + 1 <= playlistStreamIds.size) { nextStreamId = playlistStreamIds[index + 1] } // fetch the next page of the playlist if the video isn't contained } else if (playlistNextPage != null) { CoroutineScope(Dispatchers.IO).launch { RetrofitInstance.api.getPlaylistNextPage(playlistId!!, playlistNextPage!!) // append all the playlist item urls to the array playlist.relatedStreams?.forEach { video -> playlistStreamIds += video.url?.replace("/watch?v=", "")!! } // save playlistNextPage for usage if video is not contained playlistNextPage = playlist.nextpage // restart the function after videos are loaded initAutoPlay() } } // else: the video must be the last video of the playlist so nothing happens // if it's not a playlist then use the next related video } else if (relatedStreams != null && relatedStreams!!.isNotEmpty()) { // save next video from related streams for autoplay nextStreamId = relatedStreams!![0].url!!.replace("/watch?v=", "") } } } // used for autoplay and skipping to next video private fun playNextVideo() { // check whether there is a new video in the queue // by making sure that the next and the current video aren't the same if (videoId != nextStreamId) { // save the id of the next stream as videoId and load the next video videoId = nextStreamId playVideo(view!!) } } private fun setSponsorBlockPrefs() { sponsorBlockPrefs.sponsorBlockEnabled = PreferenceHelper.getBoolean(requireContext(), "sb_enabled_key", true) sponsorBlockPrefs.sponsorNotificationsEnabled = PreferenceHelper.getBoolean(requireContext(), "sb_notifications_key", true) sponsorBlockPrefs.introEnabled = PreferenceHelper.getBoolean(requireContext(), "intro_category_key", false) sponsorBlockPrefs.selfPromoEnabled = PreferenceHelper.getBoolean(requireContext(), "selfpromo_category_key", false) sponsorBlockPrefs.interactionEnabled = PreferenceHelper.getBoolean(requireContext(), "interaction_category_key", false) sponsorBlockPrefs.sponsorsEnabled = PreferenceHelper.getBoolean(requireContext(), "sponsors_category_key", true) sponsorBlockPrefs.outroEnabled = PreferenceHelper.getBoolean(requireContext(), "outro_category_key", false) sponsorBlockPrefs.fillerEnabled = PreferenceHelper.getBoolean(requireContext(), "filler_category_key", false) sponsorBlockPrefs.musicOffTopicEnabled = PreferenceHelper.getBoolean(requireContext(), "music_offtopic_category_key", false) sponsorBlockPrefs.previewEnabled = PreferenceHelper.getBoolean(requireContext(), "preview_category_key", false) } private fun fetchSponsorBlockSegments() { fun run() { lifecycleScope.launch(Dispatchers.IO) { if (sponsorBlockPrefs.sponsorBlockEnabled) { val categories: ArrayList = arrayListOf() if (sponsorBlockPrefs.introEnabled) { categories.add("intro") } if (sponsorBlockPrefs.selfPromoEnabled) { categories.add("selfpromo") } if (sponsorBlockPrefs.interactionEnabled) { categories.add("interaction") } if (sponsorBlockPrefs.sponsorsEnabled) { categories.add("sponsor") } if (sponsorBlockPrefs.outroEnabled) { categories.add("outro") } if (sponsorBlockPrefs.fillerEnabled) { categories.add("filler") } if (sponsorBlockPrefs.musicOffTopicEnabled) { categories.add("music_offtopic") } if (sponsorBlockPrefs.previewEnabled) { categories.add("preview") } if (categories.size > 0) { segmentData = try { RetrofitInstance.api.getSegments( videoId!!, "[\"" + TextUtils.join("\",\"", categories) + "\"]" ) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") return@launch } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response") return@launch } } } } } run() } private fun prepareExoPlayerView() { exoPlayerView.apply { setShowSubtitleButton(true) setShowNextButton(false) setShowPreviousButton(false) setRepeatToggleModes(RepeatModeUtil.REPEAT_TOGGLE_MODE_ALL) // controllerShowTimeoutMs = 1500 controllerHideOnTouch = true useController = false player = exoPlayer } } private fun initializePlayerView(view: View, response: Streams) { binding.playerViewsInfo.text = context?.getString(R.string.views, response.views.formatShort()) + " • " + response.uploadDate binding.textLike.text = response.likes.formatShort() binding.textDislike.text = response.dislikes.formatShort() Picasso.get().load(response.uploaderAvatar).into(binding.playerChannelImage) binding.playerChannelName.text = response.uploader binding.titleTextView.text = response.title binding.playerTitle.text = response.title binding.playerDescription.text = response.description playerBinding.exoTitle.text = response.title enableSeekbarPreview() enableDoubleTapToSeek() // init the chapters recyclerview if (response.chapters != null) { chapters = response.chapters initializeChapters() } // Listener for play and pause icon change exoPlayer.addListener(object : Player.Listener { override fun onIsPlayingChanged(isPlaying: Boolean) { if (isPlaying && sponsorBlockPrefs.sponsorBlockEnabled) { exoPlayerView.postDelayed( this@PlayerFragment::checkForSegments, 100 ) } } override fun onVideoSizeChanged( videoSize: VideoSize ) { // Set new width/height of view // height or width must be cast to float as int/int will give 0 // Redraw the player container with the new layout height val params = binding.player.layoutParams params.height = videoSize.height / videoSize.width * params.width binding.player.layoutParams = params binding.player.requestLayout() (binding.mainContainer.layoutParams as ConstraintLayout.LayoutParams).apply { matchConstraintPercentHeight = (videoSize.height / videoSize.width).toFloat() } } @Deprecated(message = "Deprecated", level = DeprecationLevel.HIDDEN) override fun onPlayerStateChanged( playWhenReady: Boolean, playbackState: Int ) { exoPlayerView.keepScreenOn = !( playbackState == Player.STATE_IDLE || playbackState == Player.STATE_ENDED || !playWhenReady ) // check if video has ended, next video is available and autoplay is enabled. if ( playbackState == Player.STATE_ENDED && nextStreamId != null && !transitioning && autoplay ) { transitioning = true // check whether autoplay is enabled if (autoplay) playNextVideo() } if (playWhenReady && playbackState == Player.STATE_READY) { // media actually playing transitioning = false binding.playImageView.setImageResource(R.drawable.ic_pause) } else if (playWhenReady) { // might be idle (plays after prepare()), // buffering (plays when data available) // or ended (plays when seek away from end) binding.playImageView.setImageResource(R.drawable.ic_play) } else { // player paused in any state binding.playImageView.setImageResource(R.drawable.ic_play) } } }) // share button binding.relPlayerShare.setOnClickListener { val shareDialog = ShareDialog(videoId!!, false) shareDialog.show(childFragmentManager, "ShareDialog") } // check if livestream if (response.duration!! > 0) { // download clicked binding.relPlayerDownload.setOnClickListener { if (!IS_DOWNLOAD_RUNNING) { val newFragment = DownloadDialog() val bundle = Bundle() bundle.putString("video_id", videoId) newFragment.arguments = bundle newFragment.show(childFragmentManager, "DownloadDialog") } else { Toast.makeText(context, R.string.dlisinprogress, Toast.LENGTH_SHORT) .show() } } } else { Toast.makeText(context, R.string.cannotDownload, Toast.LENGTH_SHORT).show() } if (response.hls != null) { binding.relPlayerVlc.setOnClickListener { // start an intent with video as mimetype using the hls stream val uri: Uri = Uri.parse(response.hls) val intent = Intent() intent.action = Intent.ACTION_VIEW intent.setDataAndType(uri, "video/*") intent.putExtra(Intent.EXTRA_TITLE, title) intent.putExtra("title", title) intent.putExtra("artist", uploader) intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK) startActivity(intent) } } if (relatedStreamsEnabled) { // only show related streams if enabled binding.relatedRecView.adapter = TrendingAdapter( response.relatedStreams!!, childFragmentManager ) } // set video description val description = response.description!! binding.playerDescription.text = // detect whether the description is html formatted if (description.contains("<") && description.contains(">")) { if (SDK_INT >= Build.VERSION_CODES.N) { Html.fromHtml(description, Html.FROM_HTML_MODE_COMPACT) .trim() } else { Html.fromHtml(description).trim() } } else { description } binding.playerChannel.setOnClickListener { val activity = view.context as MainActivity val bundle = bundleOf("channel_id" to response.uploaderUrl) activity.navController.navigate(R.id.channelFragment, bundle) activity.binding.mainMotionLayout.transitionToEnd() binding.playerMotionLayout.transitionToEnd() } val token = PreferenceHelper.getToken(requireContext()) if (token != "") { val channelId = response.uploaderUrl?.replace("/channel/", "") isSubscribed(binding.playerSubscribe, channelId!!) binding.save.setOnClickListener { val newFragment = AddtoPlaylistDialog() val bundle = Bundle() bundle.putString("videoId", videoId) newFragment.arguments = bundle newFragment.show(childFragmentManager, "AddToPlaylist") } } } private fun enableDoubleTapToSeek() { val seekIncrement = PreferenceHelper.getString(requireContext(), "seek_increment", "5")?.toLong()!! * 1000 // enable rewind button binding.rewindFL.setOnClickListener( DoubleClickListener( callback = object : DoubleClickListener.Callback { override fun doubleClicked() { binding.rewindBTN.visibility = View.VISIBLE exoPlayer.seekTo(exoPlayer.currentPosition - seekIncrement) Handler(Looper.getMainLooper()).postDelayed({ binding.rewindBTN.visibility = View.INVISIBLE }, 700) } override fun singleClicked() { toggleController() } } ) ) // enable fast forward button binding.forwardFL.setOnClickListener( DoubleClickListener( callback = object : DoubleClickListener.Callback { override fun doubleClicked() { binding.forwardBTN.visibility = View.VISIBLE exoPlayer.seekTo(exoPlayer.currentPosition + seekIncrement) Handler(Looper.getMainLooper()).postDelayed({ binding.forwardBTN.visibility = View.INVISIBLE }, 700) } override fun singleClicked() { toggleController() } } ) ) } private fun disableDoubleTapToSeek() { // disable fast forward and rewind by double tapping binding.forwardFL.visibility = View.GONE binding.rewindFL.visibility = View.GONE } // toggle the visibility of the player controller private fun toggleController() { if (exoPlayerView.isControllerFullyVisible) exoPlayerView.hideController() else exoPlayerView.showController() } // enable seek bar preview private fun enableSeekbarPreview() { playerBinding.exoProgress.addListener(object : TimeBar.OnScrubListener { override fun onScrubStart(timeBar: TimeBar, position: Long) { exoPlayer.pause() } override fun onScrubMove(timeBar: TimeBar, position: Long) { exoPlayer.seekTo(position) } override fun onScrubStop(timeBar: TimeBar, position: Long, canceled: Boolean) { exoPlayer.play() Handler(Looper.getMainLooper()).postDelayed({ exoPlayerView.hideController() }, 200) } }) } private fun initializeChapters() { if (chapters.isNotEmpty()) { // enable chapters in the video description binding.chaptersRecView.layoutManager = LinearLayoutManager( context, LinearLayoutManager.HORIZONTAL, false ) binding.chaptersRecView.adapter = ChaptersAdapter(chapters, exoPlayer) binding.chaptersRecView.visibility = View.VISIBLE // enable chapters in the player val titles = mutableListOf() chapters.forEach { titles += it.title!! } playerBinding.chapterLL.setOnClickListener { MaterialAlertDialogBuilder(requireContext()) .setTitle(R.string.chapters) .setItems(titles.toTypedArray()) { _, index -> val position = chapters[index].start!! * 1000 exoPlayer.seekTo(position) } .show() } setCurrentChapterName() } } // set the name of the video chapter in the exoPlayerView private fun setCurrentChapterName() { // call the function again in 100ms exoPlayerView.postDelayed(this::setCurrentChapterName, 100) val currentPosition = exoPlayer.currentPosition var chapterName: String? = null val reversedChapters = chapters.toMutableList() // reverse the chapters to start at the end reversedChapters.reverse() reversedChapters.forEach { // check whether the chapter start is greater than the current player position if (it.start!! * 1000 >= currentPosition) chapterName = it.title } // change the chapter name textView text to the chapterName if (chapterName != null && chapterName != playerBinding.chapterName.text) { playerBinding.chapterName.text = chapterName } } private fun setMediaSource( subtitle: MutableList, videoUri: Uri, audioUrl: String ) { val dataSourceFactory: DataSource.Factory = DefaultHttpDataSource.Factory() val videoItem: MediaItem = MediaItem.Builder() .setUri(videoUri) .setSubtitleConfigurations(subtitle) .build() val videoSource: MediaSource = DefaultMediaSourceFactory(dataSourceFactory) .createMediaSource(videoItem) val audioSource: MediaSource = ProgressiveMediaSource.Factory(dataSourceFactory) .createMediaSource(fromUri(audioUrl)) val mergeSource: MediaSource = MergingMediaSource(videoSource, audioSource) exoPlayer.setMediaSource(mergeSource) } private fun setResolutionAndSubtitles(view: View, response: Streams) { val videoFormatPreference = PreferenceHelper.getString(requireContext(), "player_video_format", "WEBM") val defres = PreferenceHelper.getString(requireContext(), "default_res", "")!! var videosNameArray: Array = arrayOf() var videosUrlArray: Array = arrayOf() // append hls to list if available if (response.hls != null) { videosNameArray += getString(R.string.hls) videosUrlArray += response.hls.toUri() } for (vid in response.videoStreams!!) { // append quality to list if it has the preferred format (e.g. MPEG) if (vid.format.equals(videoFormatPreference) && vid.url != null) { // preferred format videosNameArray += vid.quality.toString() videosUrlArray += vid.url!!.toUri() } else if (vid.quality.equals("LBRY") && vid.format.equals("MP4")) { // LBRY MP4 format) videosNameArray += "LBRY MP4" videosUrlArray += vid.url!!.toUri() } } // create a list of subtitles val subtitle = mutableListOf() response.subtitles!!.forEach { subtitle.add( SubtitleConfiguration.Builder(it.url!!.toUri()) .setMimeType(it.mimeType!!) // The correct MIME type (required). .setLanguage(it.code) // The subtitle language (optional). .build() ) } // set resolution in the beginning when { // search for the default resolution in the videoNamesArray, select quality if found defres != "" -> { run lit@{ videosNameArray.forEachIndexed { index, pipedStream -> if (pipedStream.contains(defres)) { val videoUri = videosUrlArray[index] val audioUrl = getMostBitRate(response.audioStreams!!) setMediaSource(subtitle, videoUri, audioUrl) playerBinding.qualityText.text = videosNameArray[index] return@lit } else if (response.hls != null) { val mediaItem: MediaItem = MediaItem.Builder() .setUri(response.hls) .setSubtitleConfigurations(subtitle) .build() exoPlayer.setMediaItem(mediaItem) } else { Toast.makeText( context, getString(R.string.unknown_error), Toast.LENGTH_LONG ).show() } } } } // if defres doesn't match use hls if available response.hls != null -> { val mediaItem: MediaItem = MediaItem.Builder() .setUri(response.hls) .setSubtitleConfigurations(subtitle) .build() exoPlayer.setMediaItem(mediaItem) } // otherwise use the first list entry else -> { val videoUri = videosUrlArray[0] val audioUrl = getMostBitRate(response.audioStreams!!) setMediaSource(subtitle, videoUri, audioUrl) playerBinding.qualityText.text = videosNameArray[0] } } playerBinding.qualityLinLayout.setOnClickListener { // Dialog for quality selection val builder: MaterialAlertDialogBuilder? = activity?.let { MaterialAlertDialogBuilder(it) } val lastPosition = exoPlayer.currentPosition builder!!.setTitle(R.string.choose_quality_dialog) .setItems( videosNameArray ) { _, which -> whichQuality = which if ( videosNameArray[which] == getString(R.string.hls) || videosNameArray[which] == "LBRY HLS" ) { // no need to merge sources if using hls val mediaItem: MediaItem = MediaItem.Builder() .setUri(videosUrlArray[which]) .setSubtitleConfigurations(subtitle) .build() exoPlayer.setMediaItem(mediaItem) } else { val videoUri = videosUrlArray[which] val audioUrl = getMostBitRate(response.audioStreams!!) setMediaSource(subtitle, videoUri, audioUrl) } exoPlayer.seekTo(lastPosition) playerBinding.qualityText.text = videosNameArray[which] } val dialog = builder.create() dialog.show() } } private fun createExoPlayer(view: View) { val playbackSpeed = PreferenceHelper.getString(requireContext(), "playback_speed", "1F")?.toFloat() // multiply by thousand: s -> ms val bufferingGoal = PreferenceHelper.getString(requireContext(), "buffering_goal", "50")?.toInt()!! * 1000 val seekIncrement = PreferenceHelper.getString(requireContext(), "seek_increment", "5")?.toLong()!! * 1000 val cronetEngine: CronetEngine = CronetHelper.getCronetEngine() val cronetDataSourceFactory: CronetDataSource.Factory = CronetDataSource.Factory(cronetEngine, Executors.newCachedThreadPool()) val dataSourceFactory = DefaultDataSource.Factory( requireContext(), cronetDataSourceFactory ) // handles the audio focus val audioAttributes = AudioAttributes.Builder() .setUsage(C.USAGE_MEDIA) .setContentType(C.CONTENT_TYPE_MOVIE) .build() // handles the duration of media to retain in the buffer prior to the current playback position (for fast backward seeking) val loadControl = DefaultLoadControl.Builder() // cache the last three minutes .setBackBuffer(1000 * 60 * 3, true) .setBufferDurationsMs( 1000 * 10, // exo default is 50s bufferingGoal, DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS, DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS ) .build() exoPlayer = ExoPlayer.Builder(view.context) .setMediaSourceFactory(DefaultMediaSourceFactory(dataSourceFactory)) .setLoadControl(loadControl) .setSeekBackIncrementMs(seekIncrement) .setSeekForwardIncrementMs(seekIncrement) .build() exoPlayer.setAudioAttributes(audioAttributes, true) exoPlayer.setPlaybackSpeed(playbackSpeed!!) } private fun initializePlayerNotification(c: Context) { mediaSession = MediaSessionCompat(c, this.javaClass.name) mediaSession.apply { isActive = true } mediaSessionConnector = MediaSessionConnector(mediaSession) mediaSessionConnector.setPlayer(exoPlayer) playerNotification = PlayerNotificationManager .Builder(c, 1, "background_mode") .setMediaDescriptionAdapter( DescriptionAdapter(title, uploader, thumbnailUrl, requireContext()) ) .build() playerNotification.apply { setPlayer(exoPlayer) setUsePreviousAction(false) setUseStopAction(true) setMediaSessionToken(mediaSession.sessionToken) } } private fun lockPlayer(isLocked: Boolean) { val visibility = if (isLocked) View.VISIBLE else View.GONE playerBinding.exoTopBarRight.visibility = visibility playerBinding.exoPlayPause.visibility = visibility playerBinding.exoBottomBar.visibility = visibility playerBinding.closeImageButton.visibility = visibility playerBinding.exoTitle.visibility = visibility // disable double tap to seek when the player is locked if (isLocked) enableDoubleTapToSeek() else disableDoubleTapToSeek() } private fun isSubscribed(button: MaterialButton, channel_id: String) { @SuppressLint("ResourceAsColor") fun run() { lifecycleScope.launchWhenCreated { val response = try { val token = PreferenceHelper.getToken(requireContext()) RetrofitInstance.authApi.isSubscribed( channel_id, token ) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response") return@launchWhenCreated } runOnUiThread { if (response.subscribed == true) { isSubscribed = true button.text = getString(R.string.unsubscribe) } if (response.subscribed != null) { button.setOnClickListener { if (isSubscribed) { unsubscribe(channel_id) button.text = getString(R.string.subscribe) } else { subscribe(channel_id) button.text = getString(R.string.unsubscribe) } } } } } } run() } private fun subscribe(channel_id: String) { fun run() { lifecycleScope.launchWhenCreated { val response = try { val token = PreferenceHelper.getToken(requireContext()) RetrofitInstance.authApi.subscribe( token, Subscribe(channel_id) ) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response$e") return@launchWhenCreated } isSubscribed = true } } run() } private fun unsubscribe(channel_id: String) { fun run() { lifecycleScope.launchWhenCreated { val response = try { val token = PreferenceHelper.getToken(requireContext()) RetrofitInstance.authApi.unsubscribe( token, Subscribe(channel_id) ) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response") return@launchWhenCreated } isSubscribed = false } } run() } private fun Fragment?.runOnUiThread(action: () -> Unit) { this ?: return if (!isAdded) return // Fragment not attached to an Activity activity?.runOnUiThread(action) } private fun getMostBitRate(audios: List): String { var bitrate = 0 var index = 0 for ((i, audio) in audios.withIndex()) { val q = audio.quality!!.replace(" kbps", "").toInt() if (q > bitrate) { bitrate = q index = i } } return audios[index].url!! } private fun fetchComments() { lifecycleScope.launchWhenCreated { val commentsResponse = try { RetrofitInstance.api.getComments(videoId!!) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") Toast.makeText(context, R.string.unknown_error, Toast.LENGTH_SHORT).show() return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response") return@launchWhenCreated } commentsAdapter = CommentsAdapter(videoId!!, commentsResponse.comments) binding.commentsRecView.adapter = commentsAdapter nextPage = commentsResponse.nextpage commentsLoaded = true isLoading = false } } private fun fetchNextComments() { lifecycleScope.launchWhenCreated { if (!isLoading) { isLoading = true val response = try { RetrofitInstance.api.getCommentsNextPage(videoId!!, nextPage!!) } catch (e: IOException) { println(e) Log.e(TAG, "IOException, you might not have internet connection") return@launchWhenCreated } catch (e: HttpException) { Log.e(TAG, "HttpException, unexpected response," + e.response()) return@launchWhenCreated } nextPage = response.nextpage commentsAdapter?.updateItems(response.comments) isLoading = false } } } override fun onPictureInPictureModeChanged(isInPictureInPictureMode: Boolean) { super.onPictureInPictureModeChanged(isInPictureInPictureMode) if (isInPictureInPictureMode) { // hide and disable exoPlayer controls exoPlayerView.hideController() exoPlayerView.useController = false // hide anything but the player binding.linLayout.visibility = View.GONE binding.mainContainer.isClickable = true with(binding.playerMotionLayout) { getConstraintSet(R.id.start).constrainHeight(R.id.player, -1) enableTransition(R.id.yt_transition, false) } val mainActivity = activity as MainActivity mainActivity.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT isFullScreen = false } else { // enable exoPlayer controls again exoPlayerView.useController = true // switch back to portrait mode unsetFullscreen() } } fun onUserLeaveHint() { val bounds = Rect() binding.playerScrollView.getHitRect(bounds) if (SDK_INT >= Build.VERSION_CODES.O && exoPlayer.isPlaying && (binding.playerScrollView.getLocalVisibleRect(bounds) || isFullScreen) ) { activity?.enterPictureInPictureMode(updatePipParams()) } } private fun updatePipParams() = PictureInPictureParams.Builder() .setActions(emptyList()) .build() }