Preparation to music streaming

app/src/main/java/com/cappielloantonio/play/util/MusicUtil.java

@@ -0,0 +1,54 @@
+package com.cappielloantonio.play.util;
+
+import android.util.Log;
+
+import com.cappielloantonio.play.App;
+import com.cappielloantonio.play.model.DirectPlayCodec;
+import com.cappielloantonio.play.model.Song;
+
+import org.jellyfin.apiclient.interaction.ApiClient;
+
+public class MusicUtil {
+    public static String getSongFileUri(Song song) {
+        ApiClient apiClient = App.getApiClientInstance(App.getInstance());
+        PreferenceUtil preferenceUtil = PreferenceUtil.getInstance(App.getInstance());
+
+        StringBuilder builder = new StringBuilder(256);
+        builder.append(apiClient.getApiUrl());
+        builder.append("/Audio/");
+        builder.append(song.getId());
+        builder.append("/universal");
+        builder.append("?UserId=").append(apiClient.getCurrentUserId());
+        builder.append("&DeviceId=").append(apiClient.getDeviceId());
+
+        // web client maximum is 12444445 and 320kbps is 320000
+        builder.append("&MaxStreamingBitrate=").append(preferenceUtil.getMaximumBitrate());
+
+        boolean containerAdded = false;
+        for (DirectPlayCodec directPlayCodec : preferenceUtil.getDirectPlayCodecs()) {
+            if (directPlayCodec.selected) {
+                if (!containerAdded) {
+                    builder.append("&Container=");
+                    containerAdded = true;
+                }
+
+                builder.append(directPlayCodec.codec.value).append(',');
+            }
+        }
+
+        if (containerAdded) {
+            // remove last comma
+            builder.deleteCharAt(builder.length() - 1);
+        }
+
+        builder.append("&TranscodingContainer=ts");
+        builder.append("&TranscodingProtocol=hls");
+
+        // preferred codec when transcoding
+        builder.append("&AudioCodec=").append(preferenceUtil.getTranscodeCodec());
+        builder.append("&api_key=").append(apiClient.getAccessToken());
+
+        Log.i(MusicUtil.class.getName(), "playing audio: " + builder);
+        return builder.toString();
+    }
+}

app/src/main/java/com/cappielloantonio/play/util/PreferenceUtil.java

@@ -6,6 +6,12 @@ import android.content.SharedPreferences;
 import androidx.preference.PreferenceManager;
 
 import com.cappielloantonio.play.helper.ThemeHelper;
+import com.cappielloantonio.play.model.DirectPlayCodec;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
 
 public class PreferenceUtil {
     public static final String SERVER = "server";
@@ -19,6 +25,10 @@ public class PreferenceUtil {
     public static final String HOST_URL = "host";
     public static final String IMAGE_CACHE_SIZE = "image_cache_size";
 
+    public static final String TRANSCODE_CODEC = "transcode_codec";
+    public static final String DIRECT_PLAY_CODECS = "direct_play_codecs";
+    public static final String MAXIMUM_BITRATE = "maximum_bitrate";
+
     private static PreferenceUtil sInstance;
 
     private final SharedPreferences mPreferences;
@@ -104,4 +114,46 @@ public class PreferenceUtil {
     public final int getImageCacheSize() {
         return Integer.parseInt(mPreferences.getString(IMAGE_CACHE_SIZE, "400000000"));
     }
+
+    public final String getTranscodeCodec() {
+        return mPreferences.getString(TRANSCODE_CODEC, "aac");
+    }
+
+    public final String getMaximumBitrate() {
+        return mPreferences.getString(MAXIMUM_BITRATE, "10000000");
+    }
+
+    public List<DirectPlayCodec> getDirectPlayCodecs() {
+        DirectPlayCodec.Codec[] codecs = DirectPlayCodec.Codec.values();
+
+        Set<String> selectedCodecNames = new HashSet<>();
+        for (DirectPlayCodec.Codec codec : codecs) {
+            // this will be the default value
+            selectedCodecNames.add(codec.name());
+        }
+
+        selectedCodecNames = mPreferences.getStringSet(DIRECT_PLAY_CODECS, selectedCodecNames);
+
+        ArrayList<DirectPlayCodec> directPlayCodecs = new ArrayList<>();
+        for (DirectPlayCodec.Codec codec : codecs) {
+            String name = codec.name();
+            boolean selected = selectedCodecNames.contains(name);
+            directPlayCodecs.add(new DirectPlayCodec(codec, selected));
+        }
+
+        return directPlayCodecs;
+    }
+
+    public void setDirectPlayCodecs(List<DirectPlayCodec> directPlayCodecs) {
+        Set<String> codecNames = new HashSet<>();
+        for (DirectPlayCodec directPlayCodec : directPlayCodecs) {
+            if (directPlayCodec.selected) {
+                codecNames.add(directPlayCodec.codec.toString());
+            }
+        }
+
+        final SharedPreferences.Editor editor = mPreferences.edit();
+        editor.putStringSet(DIRECT_PLAY_CODECS, codecNames);
+        editor.apply();
+    }
 }

app/src/main/java/com/cappielloantonio/play/util/QueueUtil.java

@@ -8,14 +8,14 @@ import java.util.List;
 
 public class QueueUtil {
     public static Queue getQueueElementFromSong(Song song) {
-        return new Queue(song.getId());
+        return new Queue(song.getId(), 0);
     }
 
     public static List<Queue> getQueueElementsFromSongs(List<Song> songs) {
         List<Queue> queue = new ArrayList<>();
 
         for(Song song: songs) {
-            queue.add(new Queue(song.getId()));
+            queue.add(new Queue(song.getId(), 0));
         }
 
         return queue;