playback: include playsong datatype

This was apparently not included in the prior commit, whoops.
2023-07-10 15:21:47 -06:00 · 2023-07-10 15:21:47 -06:00 · 598b3f4173
commit 598b3f4173
parent 7495a59ab1
1 changed files with 90 additions and 0 deletions
--- a/app/src/main/java/org/oxycblt/auxio/playback/PlaySong.kt
+++ b/app/src/main/java/org/oxycblt/auxio/playback/PlaySong.kt
@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2023 Auxio Project
+ * PlaySong.kt is part of Auxio.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+ 
+package org.oxycblt.auxio.playback
+
+import org.oxycblt.auxio.IntegerTable
+import org.oxycblt.auxio.music.Artist
+import org.oxycblt.auxio.music.Genre
+import org.oxycblt.auxio.music.Music
+import org.oxycblt.auxio.music.MusicMode
+import org.oxycblt.auxio.music.Playlist
+
+sealed interface PlaySong {
+    val intCode: Int
+
+    object ByItself : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_ITSELF
+    }
+
+    object FromAll : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_ITSELF
+    }
+
+    object FromAlbum : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_FROM_ALBUM
+    }
+
+    data class FromArtist(val which: Artist?) : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_FROM_ARTIST
+    }
+
+    data class FromGenre(val which: Genre?) : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_FROM_GENRE
+    }
+
+    data class FromPlaylist(val which: Playlist) : PlaySong {
+        override val intCode = IntegerTable.PLAY_SONG_FROM_PLAYLIST
+    }
+
+    companion object {
+        fun fromPlaybackModeTemporary(playbackMode: MusicMode) =
+            when (playbackMode) {
+                MusicMode.SONGS -> FromAll
+                MusicMode.ALBUMS -> FromAlbum
+                MusicMode.ARTISTS -> FromArtist(null)
+                MusicMode.GENRES -> FromGenre(null)
+                MusicMode.PLAYLISTS -> throw IllegalStateException()
+            }
+
+        fun fromIntCode(intCode: Int, inner: Music?): PlaySong? =
+            when (intCode) {
+                IntegerTable.PLAY_SONG_ITSELF -> ByItself
+                IntegerTable.PLAY_SONG_FROM_ALBUM -> FromAlbum
+                IntegerTable.PLAY_SONG_FROM_ARTIST ->
+                    if (inner is Artist?) {
+                        FromArtist(inner)
+                    } else {
+                        null
+                    }
+                IntegerTable.PLAY_SONG_FROM_GENRE ->
+                    if (inner is Genre?) {
+                        FromGenre(inner)
+                    } else {
+                        null
+                    }
+                IntegerTable.PLAY_SONG_FROM_PLAYLIST ->
+                    if (inner is Playlist) {
+                        FromPlaylist(inner)
+                    } else {
+                        null
+                    }
+                else -> null
+            }
+    }
+}