518 lines
17 KiB
Kotlin
518 lines
17 KiB
Kotlin
package org.mosad.teapod.player
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import android.animation.Animator
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import android.animation.AnimatorListenerAdapter
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import android.annotation.SuppressLint
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import android.app.ActivityManager
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import android.app.PictureInPictureParams
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import android.content.Context
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import android.content.Intent
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import android.content.pm.PackageManager
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import android.content.res.Configuration
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import android.os.Build
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import android.os.Bundle
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import android.util.Log
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import android.util.Rational
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import android.view.*
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import androidx.activity.viewModels
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import androidx.annotation.RequiresApi
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import androidx.appcompat.app.AppCompatActivity
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import androidx.core.view.GestureDetectorCompat
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import androidx.core.view.isVisible
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import com.google.android.exoplayer2.ExoPlayer
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import com.google.android.exoplayer2.Player
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import com.google.android.exoplayer2.ui.StyledPlayerControlView
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import com.google.android.exoplayer2.util.Util
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import kotlinx.android.synthetic.main.activity_player.*
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import kotlinx.android.synthetic.main.player_controls.*
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.GlobalScope
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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import org.mosad.teapod.R
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import org.mosad.teapod.preferences.Preferences
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import org.mosad.teapod.ui.components.EpisodesListPlayer
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import org.mosad.teapod.ui.components.LanguageSettingsPlayer
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import org.mosad.teapod.util.DataTypes
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import java.util.*
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import java.util.concurrent.TimeUnit
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import kotlin.concurrent.scheduleAtFixedRate
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class PlayerActivity : AppCompatActivity() {
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private val model: PlayerViewModel by viewModels()
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private lateinit var controller: StyledPlayerControlView
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private lateinit var gestureDetector: GestureDetectorCompat
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private lateinit var timerUpdates: TimerTask
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private var wasInPIP = false
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private var playWhenReady = true
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private var currentWindow = 0
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private var playbackPosition: Long = 0
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private var remainingTime: Long = 0
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private val rwdTime: Long = 10000.unaryMinus()
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private val fwdTime: Long = 10000
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private val defaultShowTimeoutMs = 5000
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_player)
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hideBars() // Initial hide the bars
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savedInstanceState?.let {
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currentWindow = it.getInt(getString(R.string.state_resume_window))
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playbackPosition = it.getLong(getString(R.string.state_resume_position))
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playWhenReady = it.getBoolean(getString(R.string.state_is_playing))
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}
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model.loadMedia(
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intent.getIntExtra(getString(R.string.intent_media_id), 0),
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intent.getIntExtra(getString(R.string.intent_episode_id), 0)
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)
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model.currentEpisodeChangedListener.add { onMediaChanged() }
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gestureDetector = GestureDetectorCompat(this, PlayerGestureListener())
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controller = video_view.findViewById(R.id.exo_controller)
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controller.isAnimationEnabled = false // disable controls (time-bar) animation
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initExoPlayer() // call in onCreate, exoplayer lives in view model
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initGUI()
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initActions()
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}
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/**
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* once minimum is android 7.0 this can be simplified
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* only onStart and onStop should be needed then
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* see: https://developer.android.com/guide/topics/ui/picture-in-picture#continuing_playback
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*/
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override fun onStart() {
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super.onStart()
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if (Util.SDK_INT > 23) {
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initPlayer()
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video_view?.onResume()
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}
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}
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override fun onResume() {
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super.onResume()
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if (isInPiPMode()) { return }
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if (Util.SDK_INT <= 23) {
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initPlayer()
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video_view?.onResume()
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}
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}
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override fun onPause() {
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super.onPause()
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if (isInPiPMode()) { return }
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if (Util.SDK_INT <= 23) {
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video_view?.onPause()
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releasePlayer()
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}
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}
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override fun onStop() {
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super.onStop()
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if (Util.SDK_INT > 23) {
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video_view?.onPause()
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releasePlayer()
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}
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if (wasInPIP) {
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navToLauncherTask()
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}
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}
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override fun onSaveInstanceState(outState: Bundle) {
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outState.putInt(getString(R.string.state_resume_window), currentWindow)
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outState.putLong(getString(R.string.state_resume_position), playbackPosition)
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outState.putBoolean(getString(R.string.state_is_playing), playWhenReady)
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super.onSaveInstanceState(outState)
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}
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/**
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* previous to android n, don't override
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*/
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@RequiresApi(Build.VERSION_CODES.N)
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override fun onUserLeaveHint() {
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super.onUserLeaveHint()
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// start pip mode, if supported
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if (packageManager.hasSystemFeature(PackageManager.FEATURE_PICTURE_IN_PICTURE)) {
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
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@Suppress("deprecation")
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enterPictureInPictureMode()
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} else {
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val width = model.player.videoFormat?.width ?: 0
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val height = model.player.videoFormat?.height ?: 0
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val params = PictureInPictureParams.Builder()
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.setAspectRatio(Rational(width, height))
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.build()
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enterPictureInPictureMode(params)
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}
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wasInPIP = isInPiPMode()
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}
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}
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override fun onPictureInPictureModeChanged(
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isInPictureInPictureMode: Boolean,
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newConfig: Configuration?
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) {
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super.onPictureInPictureModeChanged(isInPictureInPictureMode, newConfig)
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// Hide the full-screen UI (controls, etc.) while in picture-in-picture mode.
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if (isInPictureInPictureMode) {
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controller.hideImmediately()
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}
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}
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private fun initPlayer() {
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if (model.media.id < 0) {
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Log.e(javaClass.name, "No media was set.")
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this.finish()
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}
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initVideoView()
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initTimeUpdates()
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// if the player is ready or buffering we can simply play the file again, else do nothing
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if ((model.player.playbackState == ExoPlayer.STATE_READY || model.player.playbackState == ExoPlayer.STATE_BUFFERING)
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) {
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model.player.play()
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}
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}
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/**
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* set play when ready and listeners
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*/
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private fun initExoPlayer() {
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model.player.playWhenReady = playWhenReady
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model.player.addListener(object : Player.EventListener {
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override fun onPlaybackStateChanged(state: Int) {
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super.onPlaybackStateChanged(state)
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loading.visibility = when (state) {
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ExoPlayer.STATE_READY -> View.GONE
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ExoPlayer.STATE_BUFFERING -> View.VISIBLE
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else -> View.GONE
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}
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exo_play_pause.visibility = when (loading.visibility) {
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View.GONE -> View.VISIBLE
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View.VISIBLE -> View.INVISIBLE
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else -> View.VISIBLE
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}
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if (state == ExoPlayer.STATE_ENDED && model.nextEpisode != null && Preferences.autoplay) {
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playNextEpisode()
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}
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}
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})
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// start playing the current episode, after all needed player components have been initialized
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model.playEpisode(model.currentEpisode, true, playbackPosition)
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}
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@SuppressLint("ClickableViewAccessibility")
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private fun initVideoView() {
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video_view.player = model.player
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// when the player controls get hidden, hide the bars too
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video_view.setControllerVisibilityListener {
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when (it) {
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View.GONE -> hideBars()
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View.VISIBLE -> updateControls()
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}
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}
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video_view.setOnTouchListener { _, event ->
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gestureDetector.onTouchEvent(event)
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true
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}
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}
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private fun initActions() {
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exo_close_player.setOnClickListener {
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this.finish()
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}
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rwd_10.setOnButtonClickListener { rewind() }
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ffwd_10.setOnButtonClickListener { fastForward() }
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button_next_ep.setOnClickListener { playNextEpisode() }
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button_language.setOnClickListener { showLanguageSettings() }
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button_episodes.setOnClickListener { showEpisodesList() }
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button_next_ep_c.setOnClickListener { playNextEpisode() }
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}
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private fun initGUI() {
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if (model.media.type == DataTypes.MediaType.MOVIE) {
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button_episodes.visibility = View.GONE
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}
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}
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private fun initTimeUpdates() {
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if (this::timerUpdates.isInitialized) {
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timerUpdates.cancel()
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}
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timerUpdates = Timer().scheduleAtFixedRate(0, 500) {
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GlobalScope.launch {
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var btnNextEpIsVisible: Boolean
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var controlsVisible: Boolean
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withContext(Dispatchers.Main) {
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if (model.player.duration > 0) {
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remainingTime = model.player.duration - model.player.currentPosition
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remainingTime = if (remainingTime < 0) 0 else remainingTime
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}
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btnNextEpIsVisible = button_next_ep.isVisible
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controlsVisible = controller.isVisible
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}
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if (remainingTime in 1..20000) {
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// if the next ep button is not visible, make it visible. Don't show in pip mode
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if (!btnNextEpIsVisible && model.nextEpisode != null && Preferences.autoplay && !isInPiPMode()) {
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withContext(Dispatchers.Main) { showButtonNextEp() }
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}
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} else if (btnNextEpIsVisible) {
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withContext(Dispatchers.Main) { hideButtonNextEp() }
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}
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// if controls are visible, update them
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if (controlsVisible) {
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withContext(Dispatchers.Main) { updateControls() }
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}
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}
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}
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}
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private fun releasePlayer() {
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playbackPosition = model.player.currentPosition
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currentWindow = model.player.currentWindowIndex
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playWhenReady = model.player.playWhenReady
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model.player.pause()
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timerUpdates.cancel()
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}
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/**
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* update the custom controls
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*/
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private fun updateControls() {
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// update remaining time label
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val hours = TimeUnit.MILLISECONDS.toHours(remainingTime) % 24
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val minutes = TimeUnit.MILLISECONDS.toMinutes(remainingTime) % 60
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val seconds = TimeUnit.MILLISECONDS.toSeconds(remainingTime) % 60
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// if remaining time is below 60 minutes, don't show hours
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exo_remaining.text = if (TimeUnit.MILLISECONDS.toMinutes(remainingTime) < 60) {
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getString(R.string.time_min_sec, minutes, seconds)
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} else {
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getString(R.string.time_hour_min_sec, hours, minutes, seconds)
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}
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}
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/**
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* update title text and next ep button visibility, set ignoreNextStateEnded
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*/
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private fun onMediaChanged() {
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exo_text_title.text = model.getMediaTitle()
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button_next_ep_c.visibility = if (model.nextEpisode == null) {
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View.GONE
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} else {
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View.VISIBLE
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}
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}
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/**
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* TODO set position of rewind/fast forward indicators programmatically
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*/
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private fun rewind() {
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model.seekToOffset(rwdTime)
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// hide/show needed components
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exo_double_tap_indicator.visibility = View.VISIBLE
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ffwd_10_indicator.visibility = View.INVISIBLE
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rwd_10.visibility = View.INVISIBLE
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rwd_10_indicator.onAnimationEndCallback = {
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exo_double_tap_indicator.visibility = View.GONE
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ffwd_10_indicator.visibility = View.VISIBLE
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rwd_10.visibility = View.VISIBLE
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}
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// run animation
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rwd_10_indicator.runOnClickAnimation()
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}
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private fun fastForward() {
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model.seekToOffset(fwdTime)
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// hide/show needed components
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exo_double_tap_indicator.visibility = View.VISIBLE
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rwd_10_indicator.visibility = View.INVISIBLE
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ffwd_10.visibility = View.INVISIBLE
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ffwd_10_indicator.onAnimationEndCallback = {
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exo_double_tap_indicator.visibility = View.GONE
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rwd_10_indicator.visibility = View.VISIBLE
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ffwd_10.visibility = View.VISIBLE
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}
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// run animation
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ffwd_10_indicator.runOnClickAnimation()
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}
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private fun playNextEpisode() {
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model.playNextEpisode()
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hideButtonNextEp()
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}
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/**
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* hide the status and navigation bar
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*/
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private fun hideBars() {
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
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window.setDecorFitsSystemWindows(false)
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window.insetsController?.apply {
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hide(WindowInsets.Type.statusBars() or WindowInsets.Type.navigationBars())
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systemBarsBehavior = WindowInsetsController.BEHAVIOR_SHOW_BARS_BY_SWIPE
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}
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} else {
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@Suppress("deprecation")
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window.decorView.systemUiVisibility = (View.SYSTEM_UI_FLAG_IMMERSIVE
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or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
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or View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
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or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
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or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
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or View.SYSTEM_UI_FLAG_FULLSCREEN)
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}
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}
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/**
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* show the next episode button
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* TODO improve the show animation
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*/
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private fun showButtonNextEp() {
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button_next_ep.visibility = View.VISIBLE
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button_next_ep.alpha = 0.0f
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button_next_ep.animate()
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.alpha(1.0f)
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.setListener(null)
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}
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/**
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* hide the next episode button
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* TODO improve the hide animation
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*/
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private fun hideButtonNextEp() {
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button_next_ep.animate()
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.alpha(0.0f)
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.setListener(object : AnimatorListenerAdapter() {
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override fun onAnimationEnd(animation: Animator?) {
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super.onAnimationEnd(animation)
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button_next_ep.visibility = View.GONE
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}
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})
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}
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private fun showEpisodesList() {
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val episodesList = EpisodesListPlayer(this, model = model).apply {
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onViewRemovedAction = { model.player.play() }
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}
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player_layout.addView(episodesList)
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pauseAndHideControls()
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}
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private fun showLanguageSettings() {
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val languageSettings = LanguageSettingsPlayer(this, model = model).apply {
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onViewRemovedAction = { model.player.play() }
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}
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player_layout.addView(languageSettings)
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pauseAndHideControls()
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}
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private fun isInPiPMode(): Boolean {
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return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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isInPictureInPictureMode
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} else {
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false // pip mode not supported
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}
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}
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/**
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* Bring up launcher task to front
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*/
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private fun navToLauncherTask() {
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val activityManager = (this.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager)
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activityManager.appTasks.forEach { task ->
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val baseIntent = task.taskInfo.baseIntent
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val categories = baseIntent.categories
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if (categories != null && categories.contains(Intent.CATEGORY_LAUNCHER)) {
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task.moveToFront()
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return
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}
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}
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}
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/**
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* pause playback and hide controls
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*/
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private fun pauseAndHideControls() {
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model.player.pause() // showTimeoutMs is set to 0 when calling pause, but why
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controller.showTimeoutMs = defaultShowTimeoutMs // fix showTimeoutMs set to 0
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controller.hide()
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}
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inner class PlayerGestureListener : GestureDetector.SimpleOnGestureListener() {
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/**
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* on single tap hide or show the controls
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*/
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override fun onSingleTapConfirmed(e: MotionEvent?): Boolean {
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if (!isInPiPMode()) {
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if (controller.isVisible) controller.hide() else controller.show()
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}
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return true
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}
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/**
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* on double tap rewind or forward
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*/
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override fun onDoubleTap(e: MotionEvent?): Boolean {
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val eventPosX = e?.x?.toInt() ?: 0
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val viewCenterX = video_view.measuredWidth / 2
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// if the event position is on the left side rewind, if it's on the right forward
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if (eventPosX < viewCenterX) rewind() else fastForward()
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return true
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}
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/**
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* not used
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*/
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override fun onDoubleTapEvent(e: MotionEvent?): Boolean {
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return true
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}
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/**
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* on long press toggle pause/play
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*/
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override fun onLongPress(e: MotionEvent?) {
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model.togglePausePlay()
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}
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}
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}
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