Add artist songs list

Add a list of artist songs to ArtistDetailFragment. This moves the artist sort functionality to the song list instead of the album list.

app/src/main/java/org/oxycblt/auxio/detail/AlbumDetailFragment.kt

@@ -65,7 +65,9 @@ class AlbumDetailFragment : DetailFragment() {
             }
         }
 
-        setupRecycler(detailAdapter)
+        setupRecycler(detailAdapter) { pos ->
+            pos == 0
+        }
 
         // -- DETAILVIEWMODEL SETUP ---
 

app/src/main/java/org/oxycblt/auxio/detail/ArtistDetailFragment.kt

@@ -6,19 +6,22 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.navigation.fragment.findNavController
 import androidx.navigation.fragment.navArgs
+import org.oxycblt.auxio.R
 import org.oxycblt.auxio.detail.adapters.ArtistDetailAdapter
 import org.oxycblt.auxio.logD
+import org.oxycblt.auxio.music.ActionHeader
 import org.oxycblt.auxio.music.Album
 import org.oxycblt.auxio.music.Artist
 import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.music.MusicStore
 import org.oxycblt.auxio.music.Song
+import org.oxycblt.auxio.playback.state.PlaybackMode
+import org.oxycblt.auxio.recycler.SortMode
 import org.oxycblt.auxio.ui.ActionMenu
 import org.oxycblt.auxio.ui.newMenu
 
 /**
  * The [DetailFragment] for an artist.
- * TODO: Show a list of songs?
  * @author OxygenCobalt
  */
 class ArtistDetailFragment : DetailFragment() {
@@ -42,14 +45,18 @@ class ArtistDetailFragment : DetailFragment() {
         }
 
         val detailAdapter = ArtistDetailAdapter(
-            detailModel, playbackModel, viewLifecycleOwner,
+            playbackModel,
-            doOnClick = { album ->
+            doOnClick = { data ->
-                if (!detailModel.isNavigating) {
+                if (data is Album) {
-                    detailModel.setNavigating(true)
+                    if (!detailModel.isNavigating) {
+                        detailModel.setNavigating(true)
 
-                    findNavController().navigate(
+                        findNavController().navigate(
-                        ArtistDetailFragmentDirections.actionShowAlbum(album.id)
+                            ArtistDetailFragmentDirections.actionShowAlbum(data.id)
-                    )
+                        )
+                    }
+                } else if (data is Song) {
+                    playbackModel.playSong(data, PlaybackMode.IN_ARTIST)
                 }
             },
             doOnLongClick = { view, data ->
@@ -57,24 +64,40 @@ class ArtistDetailFragment : DetailFragment() {
             }
         )
 
+        // We build the action header here since it's both more efficent to keep one action header
+        // and it also prevents the header from being constantly refreshed when the sort is updated.
+
+        val songsHeader = ActionHeader(
+            id = -2,
+            name = getString(R.string.label_songs),
+            icon = detailModel.artistSortMode.value!!.iconRes,
+        ) { btn ->
+            detailModel.incrementArtistSortMode()
+
+            // We'll update the icon of this header object directly so that the state persists
+            // after the viewholder is recycled.
+            icon = detailModel.artistSortMode.value!!.iconRes
+            btn.setImageResource(icon)
+        }
+
         // --- UI SETUP ---
 
         binding.lifecycleOwner = this
 
         setupToolbar()
-        setupRecycler(detailAdapter)
+        setupRecycler(detailAdapter) { pos ->
+            // If the item is an ActionHeader we need to also make the item full-width
+            pos == 0 || detailAdapter.currentList.getOrNull(pos) is ActionHeader
+        }
+
+        detailAdapter.submitList(createData(songsHeader, detailModel.artistSortMode.value!!))
 
         // --- VIEWMODEL SETUP ---
 
         detailModel.artistSortMode.observe(viewLifecycleOwner) { mode ->
             logD("Updating sort mode to $mode")
 
-            // Header detail data is always included
+            detailAdapter.submitList(createData(songsHeader, mode))
-            val data = mutableListOf<BaseModel>(detailModel.currentArtist.value!!).also {
-                it.addAll(mode.getSortedAlbumList(detailModel.currentArtist.value!!.albums))
-            }
-
-            detailAdapter.submitList(data)
         }
 
         detailModel.navToItem.observe(viewLifecycleOwner) { item ->
@@ -105,9 +128,21 @@ class ArtistDetailFragment : DetailFragment() {
         // Highlight albums if they are being played
         playbackModel.parent.observe(viewLifecycleOwner) { parent ->
             if (parent is Album?) {
-                detailAdapter.setCurrentAlbum(parent, binding.detailRecycler)
+                detailAdapter.highlightAlbum(parent, binding.detailRecycler)
             } else {
-                detailAdapter.setCurrentAlbum(null, binding.detailRecycler)
+                detailAdapter.highlightAlbum(null, binding.detailRecycler)
+            }
+        }
+
+        // Highlight songs if they are being played
+        playbackModel.song.observe(viewLifecycleOwner) { song ->
+            if (playbackModel.mode.value == PlaybackMode.IN_ARTIST &&
+                playbackModel.parent.value?.id == detailModel.currentArtist.value!!.id
+            ) {
+                detailAdapter.highlightSong(song, binding.detailRecycler)
+            } else {
+                // Clear the viewholders if the mode isn't ALL_SONGS
+                detailAdapter.highlightSong(null, binding.detailRecycler)
             }
         }
 
@@ -115,4 +150,15 @@ class ArtistDetailFragment : DetailFragment() {
 
         return binding.root
     }
+
+    private fun createData(songHeader: ActionHeader, mode: SortMode): MutableList<BaseModel> {
+        val artist = detailModel.currentArtist.value!!
+
+        val data = mutableListOf<BaseModel>(artist)
+        data.addAll(SortMode.NUMERIC_DOWN.getSortedAlbumList(artist.albums))
+        data.add(songHeader)
+        data.addAll(mode.getSortedArtistSongList(artist.songs))
+
+        return data
+    }
 }

app/src/main/java/org/oxycblt/auxio/detail/DetailFragment.kt

@@ -8,10 +8,8 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.GridLayoutManager
-import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
 import org.oxycblt.auxio.databinding.FragmentDetailBinding
-import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.ui.fixAnimInfoLeak
 import org.oxycblt.auxio.ui.isLandscape
@@ -78,7 +76,10 @@ abstract class DetailFragment : Fragment() {
     /**
      * Shortcut method for recyclerview setup
      */
-    protected fun setupRecycler(detailAdapter: ListAdapter<BaseModel, RecyclerView.ViewHolder>) {
+    protected fun setupRecycler(
+        detailAdapter: RecyclerView.Adapter<RecyclerView.ViewHolder>,
+        gridLookup: (Int) -> Boolean
+    ) {
         binding.detailRecycler.apply {
             adapter = detailAdapter
             setHasFixedSize(true)
@@ -88,7 +89,7 @@ abstract class DetailFragment : Fragment() {
                 layoutManager = GridLayoutManager(requireContext(), 2).also {
                     it.spanSizeLookup = object : GridLayoutManager.SpanSizeLookup() {
                         override fun getSpanSize(position: Int): Int {
-                            return if (position == 0) 2 else 1
+                            return if (gridLookup(position)) 2 else 1
                         }
                     }
                 }

app/src/main/java/org/oxycblt/auxio/detail/GenreDetailFragment.kt

@@ -56,7 +56,9 @@ class GenreDetailFragment : DetailFragment() {
         binding.lifecycleOwner = this
 
         setupToolbar()
-        setupRecycler(detailAdapter)
+        setupRecycler(detailAdapter) { pos ->
+            pos == 0
+        }
 
         // --- DETAILVIEWMODEL SETUP ---
 

app/src/main/java/org/oxycblt/auxio/detail/adapters/ArtistDetailAdapter.kt

@@ -2,21 +2,23 @@ package org.oxycblt.auxio.detail.adapters
 
 import android.view.View
 import android.view.ViewGroup
-import androidx.lifecycle.LifecycleOwner
 import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
 import org.oxycblt.auxio.databinding.ItemArtistAlbumBinding
 import org.oxycblt.auxio.databinding.ItemArtistHeaderBinding
-import org.oxycblt.auxio.detail.DetailViewModel
+import org.oxycblt.auxio.databinding.ItemArtistSongBinding
+import org.oxycblt.auxio.logD
+import org.oxycblt.auxio.music.ActionHeader
 import org.oxycblt.auxio.music.Album
 import org.oxycblt.auxio.music.Artist
 import org.oxycblt.auxio.music.BaseModel
+import org.oxycblt.auxio.music.Song
 import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.recycler.DiffCallback
+import org.oxycblt.auxio.recycler.viewholders.ActionHeaderViewHolder
 import org.oxycblt.auxio.recycler.viewholders.BaseViewHolder
 import org.oxycblt.auxio.recycler.viewholders.Highlightable
 import org.oxycblt.auxio.ui.Accent
-import org.oxycblt.auxio.ui.disable
 import org.oxycblt.auxio.ui.inflater
 import org.oxycblt.auxio.ui.setTextColorResource
 
@@ -25,19 +27,22 @@ import org.oxycblt.auxio.ui.setTextColorResource
  * @author OxygenCobalt
  */
 class ArtistDetailAdapter(
-    private val detailModel: DetailViewModel,
     private val playbackModel: PlaybackViewModel,
-    private val lifecycleOwner: LifecycleOwner,
+    private val doOnClick: (data: BaseModel) -> Unit,
-    private val doOnClick: (data: Album) -> Unit,
+    private val doOnLongClick: (view: View, data: BaseModel) -> Unit,
-    private val doOnLongClick: (view: View, data: Album) -> Unit,
 ) : ListAdapter<BaseModel, RecyclerView.ViewHolder>(DiffCallback()) {
     private var currentAlbum: Album? = null
-    private var lastHolder: Highlightable? = null
+    private var currentAlbumHolder: Highlightable? = null
+
+    private var currentSong: Song? = null
+    private var currentSongHolder: Highlightable? = null
 
     override fun getItemViewType(position: Int): Int {
         return when (getItem(position)) {
             is Artist -> ARTIST_HEADER_ITEM_TYPE
             is Album -> ARTIST_ALBUM_ITEM_TYPE
+            is ActionHeader -> ActionHeaderViewHolder.ITEM_TYPE
+            is Song -> ARTIST_SONG_ITEM_TYPE
 
             else -> -1
         }
@@ -53,24 +58,43 @@ class ArtistDetailAdapter(
                 ItemArtistAlbumBinding.inflate(parent.context.inflater)
             )
 
+            ActionHeaderViewHolder.ITEM_TYPE -> ActionHeaderViewHolder.from(parent.context)
+
+            ARTIST_SONG_ITEM_TYPE -> ArtistSongViewHolder(
+                ItemArtistSongBinding.inflate(parent.context.inflater)
+            )
+
             else -> error("Invalid ViewHolder item type $viewType")
         }
     }
 
     override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
-        when (val item = getItem(position)) {
+        val item = getItem(position)
+
+        when (item) {
             is Artist -> (holder as ArtistHeaderViewHolder).bind(item)
             is Album -> (holder as ArtistAlbumViewHolder).bind(item)
+            is ActionHeader -> (holder as ActionHeaderViewHolder).bind(item)
+            is Song -> (holder as ArtistSongViewHolder).bind(item)
+
+            else -> {}
         }
 
-        if (currentAlbum != null && position > 0) {
+        if (holder is Highlightable) {
-            if (getItem(position).id == currentAlbum?.id) {
+            when (item.id) {
-                // Reset the last ViewHolder before assigning the new, correct one to be highlighted
+                currentAlbum?.id -> {
-                lastHolder?.setHighlighted(false)
+                    currentAlbumHolder?.setHighlighted(false)
-                lastHolder = (holder as Highlightable)
+                    currentAlbumHolder = holder
-                holder.setHighlighted(true)
+                    holder.setHighlighted(true)
-            } else {
+                }
-                (holder as Highlightable).setHighlighted(false)
+
+                currentSong?.id -> {
+                    currentSongHolder?.setHighlighted(false)
+                    currentSongHolder = holder
+                    holder.setHighlighted(true)
+                }
+
+                else -> holder.setHighlighted(false)
             }
         }
     }
@@ -79,11 +103,11 @@ class ArtistDetailAdapter(
      * Update the current [album] that this adapter should highlight
      * @param recycler The recyclerview the highlighting should act on.
      */
-    fun setCurrentAlbum(album: Album?, recycler: RecyclerView) {
+    fun highlightAlbum(album: Album?, recycler: RecyclerView) {
         // Clear out the last ViewHolder as a song update usually signifies that this current
         // ViewHolder is likely invalid.
-        lastHolder?.setHighlighted(false)
+        currentAlbumHolder?.setHighlighted(false)
-        lastHolder = null
+        currentAlbumHolder = null
 
         currentAlbum = album
 
@@ -93,12 +117,46 @@ class ArtistDetailAdapter(
                 item.name == album.name && item is Album
             }
 
+            logD(pos)
+
             // Check if the ViewHolder if this album is visible, and highlight it if so.
             recycler.layoutManager?.findViewByPosition(pos)?.let { child ->
                 recycler.getChildViewHolder(child)?.let {
-                    lastHolder = it as Highlightable
+                    currentAlbumHolder = it as Highlightable
 
-                    lastHolder?.setHighlighted(true)
+                    currentAlbumHolder?.setHighlighted(true)
+                }
+            }
+        }
+    }
+
+    /**
+     * Update the [song] that this adapter should highlight
+     * @param recycler The recyclerview the highlighting should act on.
+     */
+    fun highlightSong(song: Song?, recycler: RecyclerView) {
+        // Clear out the last ViewHolder as a song update usually signifies that this current
+        // ViewHolder is likely invalid.
+        currentSongHolder?.setHighlighted(false)
+        currentSongHolder = null
+
+        currentSong = song
+
+        if (song != null) {
+            // Use existing data instead of having to re-sort it.
+            // We also have to account for the album count when searching for the viewholder
+            val pos = currentList.indexOfFirst { item ->
+                item.name == song.name && item is Song
+            }
+
+            // Check if the ViewHolder for this song is visible, if it is then highlight it.
+            // If the ViewHolder is not visible, then the adapter should take care of it if
+            // it does become visible.
+            recycler.layoutManager?.findViewByPosition(pos)?.let { child ->
+                recycler.getChildViewHolder(child)?.let {
+                    currentSongHolder = it as Highlightable
+
+                    currentSongHolder?.setHighlighted(true)
                 }
             }
         }
@@ -110,13 +168,7 @@ class ArtistDetailAdapter(
 
         override fun onBind(data: Artist) {
             binding.artist = data
-            binding.detailModel = detailModel
             binding.playbackModel = playbackModel
-            binding.lifecycleOwner = lifecycleOwner
-
-            if (data.albums.size < 2) {
-                binding.artistSortButton.disable()
-            }
         }
     }
 
@@ -133,6 +185,8 @@ class ArtistDetailAdapter(
         }
 
         override fun setHighlighted(isHighlighted: Boolean) {
+            logD(isHighlighted)
+
             if (isHighlighted) {
                 binding.albumName.setTextColorResource(Accent.get().color)
             } else {
@@ -141,8 +195,29 @@ class ArtistDetailAdapter(
         }
     }
 
+    inner class ArtistSongViewHolder(
+        private val binding: ItemArtistSongBinding,
+    ) : BaseViewHolder<Song>(binding, doOnClick, doOnLongClick), Highlightable {
+        private val normalTextColor = binding.songName.currentTextColor
+
+        override fun onBind(data: Song) {
+            binding.song = data
+
+            binding.songName.requestLayout()
+        }
+
+        override fun setHighlighted(isHighlighted: Boolean) {
+            if (isHighlighted) {
+                binding.songName.setTextColorResource(Accent.get().color)
+            } else {
+                binding.songName.setTextColor(normalTextColor)
+            }
+        }
+    }
+
     companion object {
         const val ARTIST_HEADER_ITEM_TYPE = 0xA009
         const val ARTIST_ALBUM_ITEM_TYPE = 0xA00A
+        const val ARTIST_SONG_ITEM_TYPE = 0xA00B
     }
 }

app/src/main/java/org/oxycblt/auxio/detail/adapters/GenreDetailAdapter.kt

@@ -143,7 +143,7 @@ class GenreDetailAdapter(
     }
 
     companion object {
-        const val GENRE_HEADER_ITEM_TYPE = 0xA00B
+        const val GENRE_HEADER_ITEM_TYPE = 0xA00C
-        const val GENRE_SONG_ITEM_TYPE = 0xA00C
+        const val GENRE_SONG_ITEM_TYPE = 0xA00D
     }
 }

app/src/main/java/org/oxycblt/auxio/music/Models.kt

@@ -199,12 +199,12 @@ data class Header(
 
 /**
  * A data object for a header with an action button. Inherits [BaseModel].
- * @property icon The icon ot apply for this header
+ * @property icon The icon ot apply for this header. This can be changed to reflect any change.
  * @property action The callback that will be called when the action button is clicked.
  */
 data class ActionHeader(
     override val id: Long = -1,
     override val name: String = "",
-    @DrawableRes val icon: Int,
+    @DrawableRes var icon: Int,
-    val action: (button: ImageButton) -> Unit,
+    val action: ActionHeader.(button: ImageButton) -> Unit,
 ) : BaseModel()

app/src/main/java/org/oxycblt/auxio/playback/queue/QueueAdapter.kt

@@ -6,7 +6,6 @@ import android.view.ViewGroup
 import androidx.recyclerview.widget.AsyncListDiffer
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.RecyclerView
-import org.oxycblt.auxio.databinding.ItemActionHeaderBinding
 import org.oxycblt.auxio.databinding.ItemQueueSongBinding
 import org.oxycblt.auxio.logE
 import org.oxycblt.auxio.music.ActionHeader
@@ -47,9 +46,7 @@ class QueueAdapter(
         return when (viewType) {
             HeaderViewHolder.ITEM_TYPE -> HeaderViewHolder.from(parent.context)
 
-            ActionHeaderViewHolder.ITEM_TYPE -> ActionHeaderViewHolder(
+            ActionHeaderViewHolder.ITEM_TYPE -> ActionHeaderViewHolder.from(parent.context)
-                ItemActionHeaderBinding.inflate(parent.context.inflater)
-            )
 
             QUEUE_SONG_ITEM_TYPE -> QueueSongViewHolder(
                 ItemQueueSongBinding.inflate(parent.context.inflater)

app/src/main/java/org/oxycblt/auxio/recycler/viewholders/ModelHolders.kt

@@ -186,7 +186,7 @@ class ActionHeaderViewHolder(
             setImageResource(data.icon)
 
             setOnClickListener {
-                data.action(binding.headerButton)
+                data.action(data, binding.headerButton)
             }
         }
     }
@@ -195,11 +195,11 @@ class ActionHeaderViewHolder(
         const val ITEM_TYPE = 0xA006
 
         /**
-         * Create an instance of [HeaderViewHolder]
+         * Create an instance of [ActionHeaderViewHolder]
          */
-        fun from(context: Context): HeaderViewHolder {
+        fun from(context: Context): ActionHeaderViewHolder {
-            return HeaderViewHolder(
+            return ActionHeaderViewHolder(
-                ItemHeaderBinding.inflate(context.inflater)
+                ItemActionHeaderBinding.inflate(context.inflater)
             )
         }
     }

app/src/main/java/org/oxycblt/auxio/ui/ActionMenu.kt

@@ -15,7 +15,6 @@ import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.music.Genre
 import org.oxycblt.auxio.music.Song
 import org.oxycblt.auxio.playback.PlaybackViewModel
-import org.oxycblt.auxio.playback.state.PlaybackMode
 
 /**
  * Extension method for creating and showing a new [ActionMenu].
@@ -78,6 +77,7 @@ class ActionMenu(
                 when (flag) {
                     FLAG_NONE, FLAG_IN_GENRE -> R.menu.menu_song_actions
                     FLAG_IN_ALBUM -> R.menu.menu_album_song_actions
+                    FLAG_IN_ARTIST -> R.menu.menu_artist_song_actions
 
                     else -> -1
                 }
@@ -125,12 +125,6 @@ class ActionMenu(
                 }
             }
 
-            R.id.action_play_artist -> {
-                if (flag == FLAG_IN_ALBUM && data is Song) {
-                    playbackModel.playSong(data, PlaybackMode.IN_ARTIST)
-                }
-            }
-
             R.id.action_queue_add -> {
                 when (data) {
                     is Song -> {

app/src/main/res/layout-land/item_artist_header.xml

@@ -107,17 +107,6 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/artist_play_button" />
 
-        <ImageButton
-            android:id="@+id/artist_sort_button"
-            style="@style/HeaderAction"
-            android:contentDescription="@string/description_sort_button"
-            android:onClick="@{() -> detailModel.incrementArtistSortMode()}"
-            app:layout_constraintBottom_toBottomOf="@+id/artist_album_header"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="@+id/artist_album_header"
-            app:sortIcon="@{detailModel.artistSortMode}"
-            tools:src="@drawable/ic_sort_numeric_down" />
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </layout>

app/src/main/res/layout-large/item_artist_header.xml

@@ -107,17 +107,6 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/artist_play_button" />
 
-        <ImageButton
-            android:id="@+id/artist_sort_button"
-            style="@style/HeaderAction"
-            android:contentDescription="@string/description_sort_button"
-            android:onClick="@{() -> detailModel.incrementArtistSortMode()}"
-            app:layout_constraintBottom_toBottomOf="@+id/artist_album_header"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="@+id/artist_album_header"
-            app:sortIcon="@{detailModel.artistSortMode}"
-            tools:src="@drawable/ic_sort_numeric_down" />
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </layout>

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

@@ -104,17 +104,6 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/artist_play_button" />
 
-        <ImageButton
-            android:id="@+id/artist_sort_button"
-            style="@style/HeaderAction"
-            android:contentDescription="@string/description_sort_button"
-            android:onClick="@{() -> detailModel.incrementArtistSortMode()}"
-            app:layout_constraintBottom_toBottomOf="@+id/artist_album_header"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="@+id/artist_album_header"
-            app:sortIcon="@{detailModel.artistSortMode}"
-            tools:src="@drawable/ic_sort_numeric_down" />
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </layout>

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

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context=".recycler.viewholders.SongViewHolder">
+
+    <data>
+
+        <variable
+            name="song"
+            type="org.oxycblt.auxio.music.Song" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout style="@style/ItemSurroundings">
+
+        <ImageView
+            android:id="@+id/album_cover"
+            android:layout_width="@dimen/size_cover_compact"
+            android:layout_height="@dimen/size_cover_compact"
+            android:contentDescription="@{@string/description_album_cover(song.name)}"
+            app:albumArt="@{song}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:ignore="ContentDescription"
+            tools:src="@drawable/ic_song" />
+
+        <TextView
+            android:id="@+id/song_name"
+            style="@style/ItemText.Primary"
+            android:layout_marginEnd="@dimen/spacing_medium"
+            android:text="@{song.name}"
+            app:layout_constraintBottom_toTopOf="@+id/song_info"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toEndOf="@+id/album_cover"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_chainStyle="packed"
+            tools:text="Song Name" />
+
+        <TextView
+            android:id="@+id/song_info"
+            style="@style/ItemText.Secondary"
+            android:layout_marginEnd="@dimen/spacing_medium"
+            android:text="@{song.album.name}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toEndOf="@+id/album_cover"
+            app:layout_constraintTop_toBottomOf="@+id/song_name"
+            tools:text="Album" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

app/src/main/res/menu/menu_album_song_actions.xml

@@ -6,7 +6,4 @@
     <item
         android:id="@+id/action_go_artist"
         android:title="@string/label_go_artist" />
-    <item
-        android:id="@+id/action_play_artist"
-        android:title="@string/label_play_artist" />
 </menu>

app/src/main/res/menu/menu_artist_song_actions.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_queue_add"
+        android:title="@string/label_queue_add" />
+    <item
+        android:id="@+id/action_go_album"
+        android:icon="@drawable/ic_album"
+        android:title="@string/label_go_album" />
+</menu>

info/ARCHITECTURE.md

@@ -50,8 +50,9 @@ To prevent any strange bugs, all integer representations must be unique. A table
 0xA008 | AlbumSongViewHolder
 0xA009 | ArtistHeaderViewHolder
 0xA00A | ArtistAlbumViewHolder
-0xA00B | GenreHeaderViewHolder
+0xA00B | ArtistSongViewHolder
-0xA00C | GenreSongViewHolder
+0xA00C | GenreHeaderViewHolder
+0xA00D | GenreSongViewHolder
 
 0xA0A0 | Auxio notification code
 0xA0C0 | Auxio request code