From 226350e21c2f6d7b60c5d88249502481eabf7717 Mon Sep 17 00:00:00 2001
From: Bnyro <yannick.fehler@web.de>
Date: Fri, 9 Sep 2022 15:40:10 +0200
Subject: [PATCH] add offline  player activity

---
 app/src/main/AndroidManifest.xml              |   4 +
 .../activities/OfflinePlayerActivity.kt       | 143 ++++++++++++++++++
 .../libretube/adapters/DownloadsAdapter.kt    |  11 +-
 .../github/libretube/constants/IntentData.kt  |   1 +
 .../libretube/fragments/DownloadsFragment.kt  |   2 -
 .../libretube/views/CustomExoPlayerView.kt    |   4 +-
 .../res/layout/activity_offline_player.xml    |  24 +++
 7 files changed, 183 insertions(+), 6 deletions(-)
 create mode 100644 app/src/main/java/com/github/libretube/activities/OfflinePlayerActivity.kt
 create mode 100644 app/src/main/res/layout/activity_offline_player.xml

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index a962ce824..2375541e1 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -42,6 +42,10 @@
             android:name=".activities.CommunityActivity"
             android:label="@string/settings" />
 
+        <activity
+            android:name=".activities.OfflinePlayerActivity"
+            android:label="@string/player" />
+
         <activity
             android:name=".activities.MainActivity"
             android:configChanges="screenSize|smallestScreenSize|screenLayout|orientation"
diff --git a/app/src/main/java/com/github/libretube/activities/OfflinePlayerActivity.kt b/app/src/main/java/com/github/libretube/activities/OfflinePlayerActivity.kt
new file mode 100644
index 000000000..2595af9e8
--- /dev/null
+++ b/app/src/main/java/com/github/libretube/activities/OfflinePlayerActivity.kt
@@ -0,0 +1,143 @@
+package com.github.libretube.activities
+
+import android.content.pm.ActivityInfo
+import android.graphics.Color
+import android.net.Uri
+import android.os.Bundle
+import android.view.View
+import android.view.WindowManager
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
+import com.github.libretube.BuildConfig
+import com.github.libretube.constants.IntentData
+import com.github.libretube.databinding.ActivityOfflinePlayerBinding
+import com.github.libretube.databinding.ExoStyledPlayerControlViewBinding
+import com.github.libretube.extensions.BaseActivity
+import com.google.android.exoplayer2.ExoPlayer
+import com.google.android.exoplayer2.MediaItem
+import com.google.android.exoplayer2.source.DefaultMediaSourceFactory
+import com.google.android.exoplayer2.source.MediaSource
+import com.google.android.exoplayer2.ui.StyledPlayerView
+import com.google.android.exoplayer2.upstream.DataSource
+import com.google.android.exoplayer2.upstream.DefaultDataSourceFactory
+import com.google.android.exoplayer2.util.Util
+import java.io.File
+
+class OfflinePlayerActivity : BaseActivity() {
+    private lateinit var binding: ActivityOfflinePlayerBinding
+    private lateinit var fileName: String
+    private lateinit var player: ExoPlayer
+    private lateinit var playerView: StyledPlayerView
+    private lateinit var playerBinding: ExoStyledPlayerControlViewBinding
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        hideSystemBars()
+
+        requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE
+
+        super.onCreate(savedInstanceState)
+
+        fileName = intent?.getStringExtra(IntentData.fileName)!!
+
+        binding = ActivityOfflinePlayerBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        initializePlayer()
+        playVideo()
+    }
+
+    private fun initializePlayer() {
+        player = ExoPlayer.Builder(this)
+            .build()
+
+        playerView = binding.player
+
+        playerView.player = player
+
+        playerBinding = binding.player.binding
+
+        playerBinding.fullscreen.visibility = View.GONE
+        playerBinding.closeImageButton.setOnClickListener {
+            finish()
+        }
+
+        binding.player.initialize(
+            supportFragmentManager,
+            null,
+            binding.doubleTapOverlay.binding,
+            null
+        )
+    }
+
+    private fun playVideo() {
+        val downloadDir = File(
+            getExternalFilesDir(null),
+            "video"
+        )
+
+        val file = File(
+            downloadDir,
+            fileName
+        )
+
+        setMediaSource(
+            Uri.fromFile(file)
+        )
+
+        player.prepare()
+        player.play()
+    }
+
+    private fun setMediaSource(uri: Uri) {
+        val userAgent = Util.getUserAgent(applicationContext, BuildConfig.APPLICATION_ID)
+
+        val dataSourceFactory: DataSource.Factory =
+            DefaultDataSourceFactory(applicationContext, userAgent)
+
+        val videoItem: MediaItem = MediaItem.Builder()
+            .setUri(uri)
+            .build()
+
+        val videoSource: MediaSource =
+            DefaultMediaSourceFactory(dataSourceFactory)
+                .createMediaSource(videoItem)
+
+        /*
+        val audioSource: MediaSource =
+            ProgressiveMediaSource.Factory(dataSourceFactory)
+                .createMediaSource(MediaItem.fromUri(audioUrl))
+        val mergeSource: MediaSource =
+            MergingMediaSource(videoSource, audioSource)
+        player.setMediaSource(mergeSource)
+
+         */
+
+        player.setMediaSource(videoSource)
+    }
+
+    private fun hideSystemBars() {
+        window?.decorView?.systemUiVisibility = (
+            View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                or View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+            )
+        window.statusBarColor = Color.TRANSPARENT
+
+        window.setFlags(
+            WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,
+            WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
+        )
+
+        val windowInsetsController =
+            WindowCompat.getInsetsController(window, window.decorView)
+        windowInsetsController.systemBarsBehavior =
+            WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+        windowInsetsController.hide(WindowInsetsCompat.Type.statusBars())
+
+        supportActionBar?.hide()
+
+        windowInsetsController.systemBarsBehavior =
+            WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+        windowInsetsController.hide(WindowInsetsCompat.Type.systemBars())
+    }
+}
diff --git a/app/src/main/java/com/github/libretube/adapters/DownloadsAdapter.kt b/app/src/main/java/com/github/libretube/adapters/DownloadsAdapter.kt
index 632c895f1..13cc4d3d8 100644
--- a/app/src/main/java/com/github/libretube/adapters/DownloadsAdapter.kt
+++ b/app/src/main/java/com/github/libretube/adapters/DownloadsAdapter.kt
@@ -1,12 +1,13 @@
 package com.github.libretube.adapters
 
 import android.annotation.SuppressLint
-import android.util.Log
+import android.content.Intent
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
+import com.github.libretube.activities.OfflinePlayerActivity
+import com.github.libretube.constants.IntentData
 import com.github.libretube.databinding.DownloadedMediaRowBinding
-import com.github.libretube.extensions.TAG
 import java.io.File
 
 class DownloadsAdapter(
@@ -27,6 +28,12 @@ class DownloadsAdapter(
         holder.binding.apply {
             fileName.text = file.name
             fileSize.text = "${file.length() / (1024 * 1024)} MiB"
+            root.setOnClickListener {
+                val intent = Intent(root.context, OfflinePlayerActivity::class.java).also {
+                    it.putExtra(IntentData.fileName, file.name)
+                }
+                root.context.startActivity(intent)
+            }
         }
     }
 
diff --git a/app/src/main/java/com/github/libretube/constants/IntentData.kt b/app/src/main/java/com/github/libretube/constants/IntentData.kt
index b1e4b7ce7..82bef9e0b 100644
--- a/app/src/main/java/com/github/libretube/constants/IntentData.kt
+++ b/app/src/main/java/com/github/libretube/constants/IntentData.kt
@@ -7,4 +7,5 @@ object IntentData {
     const val playlistId = "playlistId"
     const val timeStamp = "timeStamp"
     const val position = "position"
+    const val fileName = "fileName"
 }
diff --git a/app/src/main/java/com/github/libretube/fragments/DownloadsFragment.kt b/app/src/main/java/com/github/libretube/fragments/DownloadsFragment.kt
index 3461caf48..bf5346dae 100644
--- a/app/src/main/java/com/github/libretube/fragments/DownloadsFragment.kt
+++ b/app/src/main/java/com/github/libretube/fragments/DownloadsFragment.kt
@@ -1,7 +1,6 @@
 package com.github.libretube.fragments
 
 import android.os.Bundle
-import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -9,7 +8,6 @@ import androidx.recyclerview.widget.LinearLayoutManager
 import com.github.libretube.adapters.DownloadsAdapter
 import com.github.libretube.databinding.FragmentDownloadsBinding
 import com.github.libretube.extensions.BaseFragment
-import com.github.libretube.extensions.TAG
 import java.io.File
 
 class DownloadsFragment : BaseFragment() {
diff --git a/app/src/main/java/com/github/libretube/views/CustomExoPlayerView.kt b/app/src/main/java/com/github/libretube/views/CustomExoPlayerView.kt
index 2e9f0a7f6..4d20851b2 100644
--- a/app/src/main/java/com/github/libretube/views/CustomExoPlayerView.kt
+++ b/app/src/main/java/com/github/libretube/views/CustomExoPlayerView.kt
@@ -85,9 +85,9 @@ internal class CustomExoPlayerView(
 
     fun initialize(
         childFragmentManager: FragmentManager,
-        playerViewInterface: OnlinePlayerOptionsInterface,
+        playerViewInterface: OnlinePlayerOptionsInterface?,
         doubleTapOverlayBinding: DoubleTapOverlayBinding,
-        trackSelector: TrackSelector
+        trackSelector: TrackSelector?
     ) {
         this.childFragmentManager = childFragmentManager
         this.onlinePlayerOptionsInterface = playerViewInterface
diff --git a/app/src/main/res/layout/activity_offline_player.xml b/app/src/main/res/layout/activity_offline_player.xml
new file mode 100644
index 000000000..12376754e
--- /dev/null
+++ b/app/src/main/res/layout/activity_offline_player.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.github.libretube.views.CustomExoPlayerView
+        android:id="@+id/player"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@android:color/black"
+        app:show_buffering="when_playing">
+
+        <com.github.libretube.views.DoubleTapOverlay
+            android:id="@+id/doubleTapOverlay"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:gravity="center" />
+
+    </com.github.libretube.views.CustomExoPlayerView>
+
+</LinearLayout>
\ No newline at end of file