Add playback fragment

Add a fragment to show songs that are currently being played.

AuxioTODO

@@ -17,8 +17,8 @@ TODOs surrounded with !s are things I tried to do, but failed for reasons includ
 
 /songs/
 
+- Search when LibraryFragment isnt enabled
 - ? Sorting ?
-- ? Search ?
 - ? Fast Scrolling ?
 
 /library/
@@ -28,9 +28,14 @@ TODOs surrounded with !s are things I tried to do, but failed for reasons includ
 - ? Add Nested Nav to Library ViewPager fragment [Hold fire on this until everything else is added, there could be sneaky bugs later on if you add it now] ?
 - ! Move Adapter functionality to ListAdapter [RecyclerView scrolls to middle/bottom when data is re-sorted] !
 
+/playback/
+- 
+
+/other/
+- Highlight recycler items when they are being played
+
 /bugs/
 - Fix issue where fast navigations will cause the app to not display anything
 
 To be added:
 /prefs/
-/playback/

app/build.gradle

@@ -47,9 +47,9 @@ dependencies {
     // --- SUPPORT ---
 
     // General
-    implementation 'androidx.core:core-ktx:1.3.1'
+    implementation 'androidx.core:core-ktx:1.3.2'
-    implementation 'androidx.activity:activity:1.2.0-alpha08'
+    implementation 'androidx.activity:activity:1.2.0-beta01'
-    implementation 'androidx.fragment:fragment:1.3.0-alpha08'
+    implementation 'androidx.fragment:fragment:1.3.0-beta01'
 
     // Layout
     implementation 'androidx.constraintlayout:constraintlayout:2.0.1'
@@ -71,7 +71,7 @@ dependencies {
     implementation 'io.coil-kt:coil:0.13.0'
 
     // Material
-    implementation 'com.google.android.material:material:1.3.0-alpha02'
+    implementation 'com.google.android.material:material:1.3.0-alpha03'
 
     // Lint
     ktlint "com.pinterest:ktlint:0.37.2"

app/src/main/java/org/oxycblt/auxio/MainFragment.kt

@@ -41,7 +41,7 @@ class MainFragment : Fragment() {
         val binding = FragmentMainBinding.inflate(inflater)
 
         // If musicModel was cleared while the app was closed [Likely due to Auxio being suspended
-        // in the background], then navigate back to loading to reload the music.
+        // in the background], then navigate back to LoadingFragment to reload the music.
         if (musicModel.response.value == null) {
             findNavController().navigate(MainFragmentDirections.actionReturnToLoading())
 
@@ -57,7 +57,7 @@ class MainFragment : Fragment() {
 
         // --- UI SETUP ---
 
-        binding.lifecycleOwner = viewLifecycleOwner
+        binding.lifecycleOwner = this
         binding.mainViewPager.adapter = PagerAdapter()
 
         // Link the ViewPager & Tab View

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

@@ -13,6 +13,7 @@ import org.oxycblt.auxio.R
 import org.oxycblt.auxio.databinding.FragmentAlbumDetailBinding
 import org.oxycblt.auxio.detail.adapters.DetailSongAdapter
 import org.oxycblt.auxio.music.MusicViewModel
+import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.recycler.ClickListener
 import org.oxycblt.auxio.theme.applyDivider
 import org.oxycblt.auxio.theme.disable
@@ -21,6 +22,7 @@ class AlbumDetailFragment : Fragment() {
 
     private val args: AlbumDetailFragmentArgs by navArgs()
     private val detailModel: DetailViewModel by activityViewModels()
+    private val playbackModel: PlaybackViewModel by activityViewModels()
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -45,7 +47,7 @@ class AlbumDetailFragment : Fragment() {
 
         val songAdapter = DetailSongAdapter(
             ClickListener {
-                Log.d(this::class.simpleName, it.name)
+                playbackModel.updateSong(it)
             }
         )
 

app/src/main/java/org/oxycblt/auxio/library/LibraryFragment.kt

@@ -17,13 +17,15 @@ import androidx.transition.TransitionManager
 import org.oxycblt.auxio.MainFragmentDirections
 import org.oxycblt.auxio.R
 import org.oxycblt.auxio.databinding.FragmentLibraryBinding
-import org.oxycblt.auxio.library.recycler.LibraryAdapter
+import org.oxycblt.auxio.library.adapters.LibraryAdapter
-import org.oxycblt.auxio.library.recycler.SearchAdapter
+import org.oxycblt.auxio.library.adapters.SearchAdapter
 import org.oxycblt.auxio.music.Album
 import org.oxycblt.auxio.music.Artist
 import org.oxycblt.auxio.music.BaseModel
 import org.oxycblt.auxio.music.Genre
 import org.oxycblt.auxio.music.MusicViewModel
+import org.oxycblt.auxio.music.Song
+import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.recycler.ShowMode
 import org.oxycblt.auxio.theme.applyColor
 import org.oxycblt.auxio.theme.applyDivider
@@ -36,6 +38,7 @@ class LibraryFragment : Fragment(), SearchView.OnQueryTextListener {
     }
 
     private val libraryModel: LibraryViewModel by activityViewModels()
+    private val playbackModel: PlaybackViewModel by activityViewModels()
 
     override fun onCreateView(
         inflater: LayoutInflater,
@@ -173,6 +176,13 @@ class LibraryFragment : Fragment(), SearchView.OnQueryTextListener {
     }
 
     private fun navToItem(baseModel: BaseModel) {
+        // If the item is a song [That was selected through search], then update the playback
+        // to that song instead of doing any naviagation
+        if (baseModel is Song) {
+            playbackModel.updateSong(baseModel)
+            return
+        }
+
         if (!libraryModel.isNavigating) {
             libraryModel.updateNavigationStatus(true)
 

app/src/main/java/org/oxycblt/auxio/library/adapters/LibraryAdapter.kt

@@ -1,4 +1,4 @@
-package org.oxycblt.auxio.library.recycler
+package org.oxycblt.auxio.library.adapters
 
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
@@ -13,7 +13,8 @@ import org.oxycblt.auxio.recycler.viewholders.ArtistViewHolder
 import org.oxycblt.auxio.recycler.viewholders.GenreViewHolder
 
 // A ListAdapter that can contain three different types of ViewHolders depending
-// the showmode given. It cannot display multiple types of viewholders *at once*.
+// the ShowMode given.
+// It cannot display multiple ViewHolders *at once* however. That's what SearchAdapter is for.
 class LibraryAdapter(
     private val showMode: ShowMode,
     private val doOnClick: (BaseModel) -> Unit

app/src/main/java/org/oxycblt/auxio/library/adapters/SearchAdapter.kt

@@ -1,4 +1,4 @@
-package org.oxycblt.auxio.library.recycler
+package org.oxycblt.auxio.library.adapters
 
 import android.view.ViewGroup
 import androidx.recyclerview.widget.ListAdapter

app/src/main/java/org/oxycblt/auxio/loading/LoadingFragment.kt

@@ -20,62 +20,44 @@ import org.oxycblt.auxio.music.processing.MusicLoaderResponse
 
 class LoadingFragment : Fragment(R.layout.fragment_loading) {
 
-    // LoadingFragment is [hopefully] going to be the first one to have to create musicModel,
-    // so pass a factory instance so that the model has access to the application resources.
     private val musicModel: MusicViewModel by activityViewModels {
         MusicViewModel.Factory(requireActivity().application)
     }
 
-    private lateinit var binding: FragmentLoadingBinding
-    private lateinit var permLauncher: ActivityResultLauncher<String>
-
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        binding = FragmentLoadingBinding.inflate(inflater)
+        val binding = FragmentLoadingBinding.inflate(inflater)
-
-        binding.lifecycleOwner = this
-        binding.musicModel = musicModel
-
-        musicModel.response.observe(
-            viewLifecycleOwner,
-            { response ->
-                onMusicLoadResponse(response)
-            }
-        )
-
-        musicModel.doReload.observe(
-            viewLifecycleOwner,
-            { retry ->
-                onRetry(retry)
-            }
-        )
-
-        musicModel.doGrant.observe(
-            viewLifecycleOwner,
-            { grant ->
-                onGrant(grant)
-            }
-        )
 
         // Set up the permission launcher, as its disallowed outside of onCreate.
-        permLauncher =
+        val permLauncher =
             registerForActivityResult(
                 ActivityResultContracts.RequestPermission()
             ) { granted: Boolean ->
                 // If its actually granted, restart the loading process again.
                 if (granted) {
-                    wipeViews()
+                    wipeViews(binding)
 
                     musicModel.reload()
                 }
             }
 
+        // --- UI SETUP ---
+
+        binding.lifecycleOwner = this
+        binding.musicModel = musicModel
+
+        // --- VIEWMODEL SETUP ---
+
+        musicModel.response.observe(viewLifecycleOwner) { onMusicLoadResponse(it, binding) }
+        musicModel.doReload.observe(viewLifecycleOwner) { onRetry(it, binding) }
+        musicModel.doGrant.observe(viewLifecycleOwner) { onGrant(it, permLauncher) }
+
         // Force an error screen if the permissions are denied or the prompt needs to be shown.
         if (checkPerms()) {
-            onNoPerms()
+            onNoPerms(binding)
         } else {
             musicModel.go()
         }
@@ -96,13 +78,15 @@ class LoadingFragment : Fragment(R.layout.fragment_loading) {
         ) == PackageManager.PERMISSION_DENIED
     }
 
-    private fun onMusicLoadResponse(response: MusicLoaderResponse?) {
+    private fun onMusicLoadResponse(
+        response: MusicLoaderResponse?,
+        binding: FragmentLoadingBinding
+    ) {
         if (response == MusicLoaderResponse.DONE) {
             findNavController().navigate(
                 LoadingFragmentDirections.actionToMain()
             )
         } else {
-            binding.let { binding ->
             binding.loadingErrorText.text =
                 if (response == MusicLoaderResponse.NO_MUSIC)
                     getString(R.string.error_no_music)
@@ -112,15 +96,13 @@ class LoadingFragment : Fragment(R.layout.fragment_loading) {
             // If the response wasn't a success, then show the specific error message
             // depending on which error response was given, along with a retry button
             binding.loadingBar.visibility = View.GONE
-
             binding.loadingErrorText.visibility = View.VISIBLE
             binding.loadingErrorIcon.visibility = View.VISIBLE
             binding.loadingRetryButton.visibility = View.VISIBLE
         }
     }
-    }
 
-    private fun onNoPerms() {
+    private fun onNoPerms(binding: FragmentLoadingBinding) {
         // If there are no perms, switch out the view elements as if an error screen was being
         // shown, but show the label that Auxio needs to read external storage to function,
         // along with a GRANT button
@@ -133,15 +115,15 @@ class LoadingFragment : Fragment(R.layout.fragment_loading) {
         binding.loadingErrorText.text = getString(R.string.error_no_perms)
     }
 
-    private fun onRetry(retry: Boolean) {
+    private fun onRetry(retry: Boolean, binding: FragmentLoadingBinding) {
         if (retry) {
-            wipeViews()
+            wipeViews(binding)
 
             musicModel.doneWithReload()
         }
     }
 
-    private fun onGrant(grant: Boolean) {
+    private fun onGrant(grant: Boolean, permLauncher: ActivityResultLauncher<String>) {
         if (grant) {
             permLauncher.launch(Manifest.permission.READ_EXTERNAL_STORAGE)
 
@@ -150,7 +132,7 @@ class LoadingFragment : Fragment(R.layout.fragment_loading) {
     }
 
     // Wipe views and switch back to the plain ProgressBar
-    private fun wipeViews() {
+    private fun wipeViews(binding: FragmentLoadingBinding) {
         binding.loadingBar.visibility = View.VISIBLE
         binding.loadingErrorText.visibility = View.GONE
         binding.loadingErrorIcon.visibility = View.GONE

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

@@ -13,9 +13,9 @@ sealed class BaseModel {
 data class Song(
     override val id: Long = -1,
     override var name: String,
-    val albumId: Long,
+    val albumId: Long = -1,
-    val track: Int,
+    val track: Int = -1,
-    val duration: Long,
+    val duration: Long = 0,
 ) : BaseModel() {
     lateinit var album: Album
 

app/src/main/java/org/oxycblt/auxio/playback/CompactPlaybackFragment.kt

@@ -0,0 +1,52 @@
+package org.oxycblt.auxio.playback
+
+import android.os.Bundle
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import org.oxycblt.auxio.databinding.FragmentCompactPlaybackBinding
+import org.oxycblt.auxio.music.MusicViewModel
+
+class CompactPlaybackFragment : Fragment() {
+    private val musicModel: MusicViewModel by activityViewModels {
+        MusicViewModel.Factory(requireActivity().application)
+    }
+
+    private val playbackModel: PlaybackViewModel by activityViewModels()
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        val binding = FragmentCompactPlaybackBinding.inflate(inflater)
+
+        binding.lifecycleOwner = this
+
+        // Put a placeholder song in the binding & hide the playback fragment initially,
+        // as for some reason the attach event doesn't register anymore w/LiveData
+        binding.song = musicModel.songs.value!![0]
+        binding.root.visibility = View.GONE
+
+        playbackModel.currentSong.observe(viewLifecycleOwner) {
+            if (it == null) {
+                Log.d(this::class.simpleName, "Hiding playback bar due to no song being played.")
+
+                binding.root.visibility = View.GONE
+            } else {
+                Log.d(this::class.simpleName, "Updating song display to ${it.name}")
+
+                binding.song = it
+
+                binding.root.visibility = View.VISIBLE
+            }
+        }
+
+        Log.d(this::class.simpleName, "Fragment Created")
+
+        return binding.root
+    }
+}

app/src/main/java/org/oxycblt/auxio/playback/PlaybackViewModel.kt

@@ -0,0 +1,15 @@
+package org.oxycblt.auxio.playback
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import org.oxycblt.auxio.music.Song
+
+class PlaybackViewModel : ViewModel() {
+    private val mCurrentSong = MutableLiveData<Song>()
+    val currentSong: LiveData<Song> get() = mCurrentSong
+
+    fun updateSong(song: Song) {
+        mCurrentSong.value = song
+    }
+}

app/src/main/java/org/oxycblt/auxio/songs/SongsFragment.kt

@@ -9,15 +9,17 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import org.oxycblt.auxio.databinding.FragmentSongsBinding
 import org.oxycblt.auxio.music.MusicViewModel
+import org.oxycblt.auxio.playback.PlaybackViewModel
 import org.oxycblt.auxio.recycler.ClickListener
 import org.oxycblt.auxio.theme.applyDivider
 
 class SongsFragment : Fragment() {
-
     private val musicModel: MusicViewModel by activityViewModels {
         MusicViewModel.Factory(requireActivity().application)
     }
 
+    private val playbackModel: PlaybackViewModel by activityViewModels()
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
@@ -31,7 +33,7 @@ class SongsFragment : Fragment() {
             adapter = SongAdapter(
                 musicModel.songs.value!!,
                 ClickListener { song ->
-                    Log.d(this::class.simpleName, song.name)
+                    playbackModel.updateSong(song)
                 }
             )
             applyDivider()

app/src/main/java/org/oxycblt/auxio/theme/ThemeUtils.kt

@@ -87,7 +87,7 @@ fun resolveAttr(context: Context, @AttrRes attr: Int): Int {
 }
 
 // Apply a color to a Menu Item
-fun MenuItem.applyColor(@ColorRes color: Int) {
+fun MenuItem.applyColor(@ColorInt color: Int) {
     SpannableString(title).apply {
         setSpan(ForegroundColorSpan(color), 0, length, SpannableString.SPAN_EXCLUSIVE_EXCLUSIVE)
         title = this

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

@@ -0,0 +1,78 @@
+<?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=".playback.CompactPlaybackFragment">
+
+    <data>
+
+        <variable
+            name="song"
+            type="org.oxycblt.auxio.music.Song" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:animateLayoutChanges="true"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <ProgressBar
+            android:id="@+id/song_progress"
+            style="?android:attr/progressBarStyleHorizontal"
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/playback_progress_size"
+            android:clickable="false"
+            android:progressBackgroundTint="?android:attr/colorControlNormal"
+            android:progressTint="?android:attr/colorPrimary"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:progress="70" />
+
+        <ImageView
+            android:id="@+id/album_cover"
+            android:layout_width="@dimen/cover_size_compact"
+            android:layout_height="@dimen/cover_size_compact"
+            android:contentDescription="@{@string/description_album_cover(song.name)}"
+            android:layout_margin="@dimen/margin_smallish"
+            app:coverArt="@{song}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/song_progress"
+            tools:src="@drawable/ic_song" />
+
+        <TextView
+            android:id="@+id/song_name"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:fontFamily="@font/inter_semibold"
+            android:text="@{song.name}"
+            android:layout_marginStart="@dimen/margin_smallish"
+            android:textAppearance="@style/TextAppearance.SmallHeader"
+            android:singleLine="true"
+            android:ellipsize="marquee"
+            android:marqueeRepeatLimit="marquee_forever"
+            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"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="@dimen/margin_smallish"
+            android:ellipsize="marquee"
+            android:singleLine="true"
+            android:marqueeRepeatLimit="marquee_forever"
+            android:textAppearance="@style/TextAppearance.MaterialComponents.Caption"
+            android:text="@{@string/format_info(song.album.name, song.album.artist.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="Artist / Album" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

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

@@ -15,6 +15,13 @@
             android:layout_height="0dp"
             android:layout_weight="1" />
 
+        <androidx.fragment.app.FragmentContainerView
+            android:id="@+id/playback_bar"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:name="org.oxycblt.auxio.playback.CompactPlaybackFragment"
+            android:elevation="@dimen/elevation_normal" />
+
         <com.google.android.material.tabs.TabLayout
             android:id="@+id/main_tabs"
             android:layout_width="match_parent"
@@ -29,7 +36,8 @@
             app:tabIndicator="@drawable/indicator"
             app:tabIndicatorColor="?android:attr/colorPrimary"
             app:tabMode="fixed"
-            app:tabRippleColor="@color/selection_color" />
+            app:tabRippleColor="@color/selection_color"
+            tools:background="@color/control_color" />
 
     </LinearLayout>
 </layout>

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

@@ -12,10 +12,10 @@
         <action
             android:id="@+id/action_to_main"
             app:destination="@id/main_fragment"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:popUpTo="@id/loading_fragment"
             app:popUpToInclusive="true"
             app:launchSingleTop="true" />
@@ -27,24 +27,24 @@
         tools:layout="@layout/fragment_main">
         <action
             android:id="@+id/action_show_artist"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/artist_detail_fragment" />
         <action
             android:id="@+id/action_show_album"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/album_detail_fragment" />
         <action
             android:id="@+id/action_show_genre"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/genreDetailFragment" />
         <action
             android:id="@+id/action_return_to_loading"
@@ -62,10 +62,10 @@
             app:argType="long" />
         <action
             android:id="@+id/action_show_album"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/album_detail_fragment" />
     </fragment>
     <fragment
@@ -81,10 +81,10 @@
             app:argType="boolean" />
         <action
             android:id="@+id/action_show_parent_artist"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/artist_detail_fragment" />
     </fragment>
     <fragment
@@ -94,10 +94,10 @@
         tools:layout="@layout/fragment_genre_detail">
         <action
             android:id="@+id/action_show_artist"
-            app:enterAnim="@anim/fragment_fade_enter"
+            app:enterAnim="@anim/nav_default_enter_anim"
-            app:exitAnim="@anim/fragment_fade_exit"
+            app:exitAnim="@anim/nav_default_exit_anim"
-            app:popEnterAnim="@anim/fragment_fade_enter"
+            app:popEnterAnim="@anim/nav_default_pop_enter_anim"
-            app:popExitAnim="@anim/fragment_fade_exit"
+            app:popExitAnim="@anim/nav_default_pop_exit_anim"
             app:destination="@id/artist_detail_fragment" />
         <argument
             android:name="genreId"

app/src/main/res/values/dimens.xml

@@ -5,12 +5,14 @@
     <dimen name="padding_medium">16dp</dimen>
 
     <dimen name="margin_small">8dp</dimen>
+    <dimen name="margin_smallish">10dp</dimen>
     <dimen name="margin_medium">16dp</dimen>
 
     <dimen name="status_icon_size">48dp</dimen>
 
     <dimen name="tab_menu_size">40dp</dimen>
 
+    <dimen name="cover_size_small">36dp</dimen>
     <dimen name="cover_size_compact">44dp</dimen>
     <dimen name="cover_size_normal">56dp</dimen>
     <dimen name="cover_size_large">68dp</dimen>
@@ -26,5 +28,7 @@
 
     <dimen name="divider_ripple_size">18dp</dimen>
 
+    <dimen name="playback_progress_size">2dp</dimen>
+
     <dimen name="elevation_normal">4dp</dimen>
 </resources>

app/src/main/res/values/styles.xml

@@ -27,6 +27,10 @@
         <item name="android:textSize">@dimen/detail_header_size_max</item>
     </style>
 
+    <style name="TextAppearance.SmallHeader" parent="TextAppearance.MaterialComponents.Body2">
+        <item name="android:fontFamily">@font/inter_semibold</item>
+    </style>
+
     <style name="AppThemeOverlay.Popup" parent="ThemeOverlay.AppCompat.DayNight">
         <item name="android:colorBackground">@color/background</item>
         <item name="colorControlHighlight">@color/selection_color</item>