home: handle playback decision event

Forgot to add this.

Resolves #734.

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## dev
+
+#### What's Fixed
+- Fixed crash when using play next on the end of a queue or with a single-song queue
+- Fixed weird behavior if using play next on the end of a queue with repeat all enabled
+- Fixed artist choice dialog not showing up on home screen if playing from artist/genre was enabled
+
 ## 3.4.2
 
 #### What's Fixed

app/src/main/java/org/oxycblt/auxio/home/HomeFragment.kt

@@ -75,6 +75,7 @@ import org.oxycblt.auxio.music.PlaylistDecision
 import org.oxycblt.auxio.music.PlaylistMessage
 import org.oxycblt.auxio.music.Song
 import org.oxycblt.auxio.music.external.M3U
+import org.oxycblt.auxio.playback.PlaybackDecision
 import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.util.collect
 import org.oxycblt.auxio.util.collectImmediately
@@ -214,12 +215,13 @@ class HomeFragment :
         collectImmediately(homeModel.currentTabType, ::updateCurrentTab)
         collectImmediately(homeModel.songList, homeModel.isFastScrolling, ::updateFab)
         collect(homeModel.speedDialOpen, ::updateSpeedDial)
+        collect(detailModel.toShow.flow, ::handleShow)
         collect(listModel.menu.flow, ::handleMenu)
         collectImmediately(listModel.selected, ::updateSelection)
         collectImmediately(musicModel.indexingState, ::updateIndexerState)
-        collect(musicModel.playlistDecision.flow, ::handleDecision)
+        collect(musicModel.playlistDecision.flow, ::handlePlaylistDecision)
         collectImmediately(musicModel.playlistMessage.flow, ::handlePlaylistMessage)
-        collect(detailModel.toShow.flow, ::handleShow)
+        collect(playbackModel.playbackDecision.flow, ::handlePlaybackDecision)
     }
 
     override fun onResume() {
@@ -487,7 +489,7 @@ class HomeFragment :
         }
     }
 
-    private fun handleDecision(decision: PlaylistDecision?) {
+    private fun handlePlaylistDecision(decision: PlaylistDecision?) {
         if (decision == null) return
         val directions =
             when (decision) {
@@ -539,6 +541,20 @@ class HomeFragment :
         musicModel.playlistMessage.consume()
     }
 
+    private fun handlePlaybackDecision(decision: PlaybackDecision?) {
+        when (decision) {
+            is PlaybackDecision.PlayFromArtist -> {
+                findNavController()
+                    .navigateSafe(HomeFragmentDirections.playFromArtist(decision.song.uid))
+            }
+            is PlaybackDecision.PlayFromGenre -> {
+                findNavController()
+                    .navigateSafe(HomeFragmentDirections.playFromGenre(decision.song.uid))
+            }
+            null -> {}
+        }
+    }
+
     private fun updateFab(songs: List<Song>, isFastScrolling: Boolean) {
         updateFabVisibility(songs, isFastScrolling, homeModel.currentTabType.value)
     }

app/src/main/java/org/oxycblt/auxio/playback/decision/PlayFromArtistDialog.kt

@@ -70,7 +70,7 @@ class PlayFromArtistDialog :
         }
 
         playbackModel.playbackDecision.consume()
-        pickerModel.setPickerSongUid(args.artistUid)
+        pickerModel.setPickerSongUid(args.songUid)
         collectImmediately(pickerModel.currentPickerSong, ::updateSong)
     }
 

app/src/main/java/org/oxycblt/auxio/playback/decision/PlayFromGenreDialog.kt

@@ -70,7 +70,7 @@ class PlayFromGenreDialog :
         }
 
         playbackModel.playbackDecision.consume()
-        pickerModel.setPickerSongUid(args.genreUid)
+        pickerModel.setPickerSongUid(args.songUid)
         collectImmediately(pickerModel.currentPickerSong, ::updateSong)
     }
 

app/src/main/java/org/oxycblt/auxio/playback/service/PlaybackServiceFragment.kt

@@ -368,10 +368,7 @@ constructor(
                 C.INDEX_UNSET
             } else {
                 currTimeline.getNextWindowIndex(
-                    player.currentMediaItemIndex,
-                    Player.REPEAT_MODE_OFF,
-                    player.shuffleModeEnabled
-                )
+                    player.currentMediaItemIndex, Player.REPEAT_MODE_OFF, player.shuffleModeEnabled)
             }
 
         if (nextIndex == C.INDEX_UNSET) {

app/src/main/res/navigation/inner.xml

@@ -491,7 +491,7 @@
         android:label="play_from_artist_dialog"
         tools:layout="@layout/dialog_music_choices">
         <argument
-            android:name="artistUid"
+            android:name="songUid"
             app:argType="org.oxycblt.auxio.music.Music$UID" />
     </dialog>
 
@@ -501,7 +501,7 @@
         android:label="play_from_genre_dialog"
         tools:layout="@layout/dialog_music_choices">
         <argument
-            android:name="genreUid"
+            android:name="songUid"
             app:argType="org.oxycblt.auxio.music.Music$UID" />
     </dialog>