Export playlist support

app/src/main/java/com/futo/platformplayer/downloads/VideoDownload.kt

@@ -375,8 +375,8 @@ class VideoDownload {
                         else throw DownloadException("Could not find a valid video or audio source for download")
 
                 if(asource is JSSource) {
-                    this.hasVideoRequestExecutor = this.hasVideoRequestExecutor || asource.hasRequestExecutor;
+                    this.hasAudioRequestExecutor = this.hasAudioRequestExecutor || asource.hasRequestExecutor;
-                    this.requiresLiveVideoSource = this.hasVideoRequestExecutor || (asource is JSDashManifestRawSource && asource.hasGenerate);
+                    this.requiresLiveAudioSource = this.hasAudioRequestExecutor || (asource is JSDashManifestRawSource && asource.hasGenerate);
                 }
 
                 if(asource == null) {

app/src/main/java/com/futo/platformplayer/downloads/VideoExport.kt

@@ -39,7 +39,7 @@ class VideoExport {
         this.subtitleSource = subtitleSource;
     }
 
-    suspend fun export(context: Context, onProgress: ((Double) -> Unit)? = null): DocumentFile = coroutineScope {
+    suspend fun export(context: Context, onProgress: ((Double) -> Unit)? = null, documentRoot: DocumentFile? = null): DocumentFile = coroutineScope {
         val v = videoSource;
         val a = audioSource;
         val s = subtitleSource;
@@ -50,7 +50,7 @@ class VideoExport {
         if (s != null) sourceCount++;
 
         val outputFile: DocumentFile?;
-        val downloadRoot = StateApp.instance.getExternalDownloadDirectory(context) ?: throw Exception("External download directory is not set");
+        val downloadRoot = documentRoot ?: StateApp.instance.getExternalDownloadDirectory(context) ?: throw Exception("External download directory is not set");
         if (sourceCount > 1) {
             val outputFileName = videoLocal.name.sanitizeFileName(true) + ".mp4"// + VideoDownload.videoContainerToExtension(v.container);
             val f = downloadRoot.createFile("video/mp4", outputFileName)

app/src/main/java/com/futo/platformplayer/fragment/mainactivity/main/PlaylistFragment.kt

@@ -8,6 +8,7 @@ import android.view.ViewGroup
 import androidx.core.app.ShareCompat
 import androidx.lifecycle.lifecycleScope
 import com.futo.platformplayer.*
+import com.futo.platformplayer.activities.IWithResultLauncher
 import com.futo.platformplayer.api.media.models.playlists.IPlatformPlaylist
 import com.futo.platformplayer.api.media.models.playlists.IPlatformPlaylistDetails
 import com.futo.platformplayer.api.media.models.video.IPlatformVideo
@@ -78,6 +79,14 @@ class PlaylistFragment : MainFragment() {
             val nameInput = SlideUpMenuTextInput(context, context.getString(R.string.name));
             val editPlaylistOverlay = SlideUpMenuOverlay(context, overlayContainer, context.getString(R.string.edit_playlist), context.getString(R.string.ok), false, nameInput);
 
+            _buttonExport.setOnClickListener {
+                _playlist?.let {
+                    val context = StateApp.instance.contextOrNull ?: return@let;
+                    if(context is IWithResultLauncher)
+                        StateDownloads.instance.exportPlaylist(context, it.id);
+                }
+            };
+
             _buttonDownload.visibility = View.VISIBLE;
             editPlaylistOverlay.onOK.subscribe {
                 val text = nameInput.text;
@@ -176,6 +185,7 @@ class PlaylistFragment : MainFragment() {
                     setVideos(parameter.videos, true)
                     setMetadata(parameter.videos.size, parameter.videos.sumOf { it.duration })
                     setButtonDownloadVisible(true)
+                    setButtonExportVisible(false)
                     setButtonEditVisible(true)
 
                     if (!StatePlaylists.instance.playlistStore.hasItem { it.id == parameter.id }) {

app/src/main/java/com/futo/platformplayer/fragment/mainactivity/main/VideoListEditorView.kt

@@ -34,6 +34,7 @@ abstract class VideoListEditorView : LinearLayout {
     protected var overlayContainer: FrameLayout
         private set;
     protected var _buttonDownload: ImageButton;
+    protected var _buttonExport: ImageButton;
     private var _buttonShare: ImageButton;
     private var _buttonEdit: ImageButton;
 
@@ -54,6 +55,8 @@ abstract class VideoListEditorView : LinearLayout {
         _buttonEdit = findViewById(R.id.button_edit);
         _buttonDownload = findViewById(R.id.button_download);
         _buttonDownload.visibility = View.GONE;
+        _buttonExport = findViewById(R.id.button_export);
+        _buttonExport.visibility = View.GONE;
 
         _buttonShare = findViewById(R.id.button_share);
         val onShare = _onShare;
@@ -68,6 +71,7 @@ abstract class VideoListEditorView : LinearLayout {
         buttonShuffle.setOnClickListener { onShuffleClick(); };
 
         _buttonEdit.setOnClickListener { onEditClick(); };
+        setButtonExportVisible(false);
         setButtonDownloadVisible(canEdit());
 
         videoListEditorView.onVideoOrderChanged.subscribe(::onVideoOrderChanged);
@@ -108,6 +112,7 @@ abstract class VideoListEditorView : LinearLayout {
             _buttonDownload.setBackgroundResource(R.drawable.background_button_round);
 
         if(isDownloading) {
+            setButtonExportVisible(false);
             _buttonDownload.setImageResource(R.drawable.ic_loader_animated);
             _buttonDownload.drawable.assume<Animatable, Unit> { it.start() };
             _buttonDownload.setOnClickListener {
@@ -117,6 +122,7 @@ abstract class VideoListEditorView : LinearLayout {
             }
         }
         else if(isDownloaded) {
+            setButtonExportVisible(true)
             _buttonDownload.setImageResource(R.drawable.ic_download_off);
             _buttonDownload.setOnClickListener {
                 UIDialogs.showConfirmationDialog(context, context.getString(R.string.are_you_sure_you_want_to_delete_the_downloaded_videos), {
@@ -125,6 +131,7 @@ abstract class VideoListEditorView : LinearLayout {
             }
         }
         else {
+            setButtonExportVisible(false);
             _buttonDownload.setImageResource(R.drawable.ic_download);
             _buttonDownload.setOnClickListener {
                 onDownload();
@@ -171,6 +178,9 @@ abstract class VideoListEditorView : LinearLayout {
     protected fun setButtonDownloadVisible(isVisible: Boolean) {
         _buttonDownload.visibility = if (isVisible) View.VISIBLE else View.GONE;
     }
+    protected fun setButtonExportVisible(isVisible: Boolean) {
+        _buttonExport.visibility = if (isVisible) View.VISIBLE else View.GONE;
+    }
 
     protected fun setButtonEditVisible(isVisible: Boolean) {
         _buttonEdit.visibility = if (isVisible) View.VISIBLE else View.GONE;

app/src/main/java/com/futo/platformplayer/states/StateDownloads.kt

@@ -3,9 +3,11 @@ package com.futo.platformplayer.states
 import android.content.ContentResolver
 import android.content.Context
 import android.os.StatFs
+import androidx.documentfile.provider.DocumentFile
 import com.futo.platformplayer.R
 import com.futo.platformplayer.Settings
 import com.futo.platformplayer.UIDialogs
+import com.futo.platformplayer.activities.IWithResultLauncher
 import com.futo.platformplayer.api.http.ManagedHttpClient
 import com.futo.platformplayer.api.media.PlatformID
 import com.futo.platformplayer.api.media.models.streams.sources.IAudioSource
@@ -466,6 +468,54 @@ class StateDownloads {
         return _downloadsDirectory;
     }
 
+    fun exportPlaylist(context: Context, playlistId: String) {
+        if(context is IWithResultLauncher)
+            StateApp.instance.requestDirectoryAccess(context, "Export Playlist", "To export playlist to directory", null) {
+                if (it == null)
+                    return@requestDirectoryAccess;
+
+                val root = DocumentFile.fromTreeUri(context, it!!);
+
+                val localVideos = StateDownloads.instance.getDownloadedVideosPlaylist(playlistId)
+
+                var lastNotifyTime = -1L;
+
+                UIDialogs.showDialogProgress(context) {
+                    StateApp.instance.scopeOrNull?.launch(Dispatchers.IO) {
+                        it.setText("Exporting videos..");
+                        var i = 0;
+                        for (video in localVideos) {
+                            withContext(Dispatchers.Main) {
+                                it.setText("Exporting videos...(${i}/${localVideos.size})");
+                                //it.setProgress(i.toDouble() / localVideos.size);
+                            }
+
+                            try {
+                                val export = VideoExport(video, video.videoSource.firstOrNull(), video.audioSource.firstOrNull(), video.subtitlesSources.firstOrNull());
+                                Logger.i(TAG, "Exporting [${export.videoLocal.name}] started");
+
+                                val file = export.export(context, { progress ->
+                                    val now = System.currentTimeMillis();
+                                    if (lastNotifyTime == -1L || now - lastNotifyTime > 100) {
+                                        it.setProgress(progress);
+                                        lastNotifyTime = now;
+                                    }
+                                }, root);
+                            } catch(ex: Throwable) {
+                                Logger.e(TAG, "Failed export [${video.name}]: ${ex.message}", ex);
+                            }
+                            i++;
+                        }
+                        withContext(Dispatchers.Main) {
+                            it.setProgress(1f);
+                            it.dismiss();
+                            UIDialogs.appToast("Finished exporting playlist");
+                        }
+                    };
+                }
+            }
+    }
+
     fun export(context: Context, videoLocal: VideoLocal, videoSource: LocalVideoSource?, audioSource: LocalAudioSource?, subtitleSource: LocalSubtitleSource?) {
         var lastNotifyTime = -1L;
 
@@ -477,13 +527,13 @@ class StateDownloads {
                 try {
                     Logger.i(TAG, "Exporting [${export.videoLocal.name}] started");
 
-                    val file = export.export(context) { progress ->
+                    val file = export.export(context, { progress ->
                         val now = System.currentTimeMillis();
                         if (lastNotifyTime == -1L || now - lastNotifyTime > 100) {
                             it.setProgress(progress);
                             lastNotifyTime = now;
                         }
-                    }
+                    }, null);
 
                     withContext(Dispatchers.Main) {
                         it.setProgress(100.0f)

app/src/main/res/layout/fragment_video_list_editor.xml

@@ -54,6 +54,22 @@
 
 
 
+                        <ImageButton
+                            android:id="@+id/button_export"
+                            android:layout_width="40dp"
+                            android:layout_height="40dp"
+                            android:contentDescription="@string/cd_button_download"
+                            android:background="@drawable/background_button_round"
+                            android:gravity="center"
+                            android:layout_marginStart="10dp"
+                            android:orientation="horizontal"
+                            app:srcCompat="@drawable/ic_export"
+                            app:layout_constraintRight_toLeftOf="@id/button_share"
+                            app:layout_constraintTop_toTopOf="@id/button_share"
+                            app:tint="@color/white"
+                            android:padding="8dp"
+                            android:layout_marginRight="10dp"
+                            android:scaleType="fitCenter" />
                         <ImageButton
                             android:id="@+id/button_share"
                             android:layout_width="40dp"