Added F-Droid FOSS flavor

app/build.gradle

@@ -41,6 +41,15 @@ android {
             versionNameSuffix ' DEBUG'
         }
     }
+    flavorDimensions "version"
+    productFlavors {
+        normal {
+            dimension "version"
+        }
+        fdroid {
+            dimension "version"
+        }
+    }
 
     buildFeatures{
         viewBinding true
@@ -95,11 +104,11 @@ dependencies {
     implementation 'androidx.core:core-ktx:1.8.0'
     implementation 'androidx.palette:palette-ktx:1.0.0'
 
-    //Cast Dependencies
     implementation 'androidx.mediarouter:mediarouter:1.3.0'
-    implementation 'com.google.android.gms:play-services-cast-framework:21.0.1'
+    //Cast Dependencies
+    normalImplementation 'com.google.android.gms:play-services-cast-framework:21.0.1'
     //WebServer by NanoHttpd
-    implementation "org.nanohttpd:nanohttpd:2.3.1"
+    normalImplementation "org.nanohttpd:nanohttpd:2.3.1"
 
     implementation "androidx.navigation:navigation-runtime-ktx:$navigation_version"
     implementation "androidx.navigation:navigation-fragment-ktx:$navigation_version"
@@ -117,8 +126,8 @@ dependencies {
 
     implementation "androidx.core:core-splashscreen:1.0.0-rc01"
 
-    implementation 'com.google.android.play:feature-delivery:2.0.0'
+    normalImplementation 'com.google.android.play:feature-delivery:2.0.0'
-    implementation 'com.google.android.play:review:2.0.0'
+    normalImplementation 'com.google.android.play:review:2.0.0'
 
     implementation "com.google.android.material:material:$mdc_version"
 
@@ -160,7 +169,7 @@ dependencies {
 
     implementation 'org.eclipse.mylyn.github:org.eclipse.egit.github.core:2.1.5'
     implementation 'com.github.Adonai:jaudiotagger:2.3.15'
-    implementation 'com.anjlab.android.iab.v3:library:2.0.3'
+    normalImplementation 'com.anjlab.android.iab.v3:library:2.0.3'
     implementation 'com.r0adkll:slidableactivity:2.1.0'
     implementation 'com.heinrichreimersoftware:material-intro:2.0.0'
     implementation 'com.github.dhaval2404:imagepicker:2.1'

app/src/fdroid/java/code/name/monkey/retromusic/activities/base/AbsCastActivity.kt

@@ -0,0 +1,5 @@
+package code.name.monkey.retromusic.activities.base
+
+
+abstract class AbsCastActivity : AbsSlidingMusicPanelActivity() {
+}

app/src/fdroid/java/code/name/monkey/retromusic/billing/BillingManager.kt

@@ -0,0 +1,9 @@
+package code.name.monkey.retromusic.billing
+
+class BillingManager {
+
+    fun release() {}
+
+    val isProVersion: Boolean
+        get() = true
+}

app/src/fdroid/java/code/name/monkey/retromusic/cast/RetroWebServer.kt

@@ -0,0 +1,6 @@
+package code.name.monkey.retromusic.cast
+
+import android.content.Context
+
+@Suppress("UNUSED_PARAMETER")
+class RetroWebServer(context: Context)

app/src/fdroid/java/code/name/monkey/retromusic/extensions/extensions.kt

@@ -0,0 +1,15 @@
+@file:Suppress("UNUSED_PARAMETER", "unused")
+
+package code.name.monkey.retromusic.extensions
+
+import android.content.Context
+import android.view.Menu
+import androidx.fragment.app.FragmentActivity
+
+fun Context.setUpMediaRouteButton(menu: Menu) {}
+
+fun FragmentActivity.installLanguageAndRecreate(code: String) {}
+
+fun Context.goToProVersion() {}
+
+fun Context.installSplitCompat() {}

app/src/fdroid/java/code/name/monkey/retromusic/service/CastPlayer.kt

@@ -0,0 +1,47 @@
+package code.name.monkey.retromusic.service
+
+import code.name.monkey.retromusic.model.Song
+import code.name.monkey.retromusic.service.playback.Playback
+
+// Empty CastPlayer implementation
+class CastPlayer : Playback {
+    override val isInitialized: Boolean
+        get() = true
+    override val isPlaying: Boolean
+        get() = true
+    override val audioSessionId: Int
+        get() = 0
+
+    override fun setDataSource(
+        song: Song,
+        force: Boolean,
+        completion: (success: Boolean) -> Unit,
+    ) {
+    }
+
+    override fun setNextDataSource(path: String?) {}
+
+    override var callbacks: Playback.PlaybackCallbacks? = null
+
+    override fun start() = true
+
+    override fun stop() {}
+
+    override fun release() {}
+
+    override fun pause(): Boolean = true
+
+    override fun duration() = 0
+
+    override fun position() = 0
+
+    override fun seek(whereto: Int) = whereto
+
+    override fun setVolume(vol: Float) = true
+
+    override fun setAudioSessionId(sessionId: Int) = true
+
+    override fun setCrossFadeDuration(duration: Int) {}
+
+    override fun setPlaybackSpeedPitch(speed: Float, pitch: Float) {}
+}

app/src/fdroid/java/code/name/monkey/retromusic/util/AppRater.kt

@@ -0,0 +1,8 @@
+package code.name.monkey.retromusic.util
+
+import android.content.Context
+
+@Suppress("UNUSED_PARAMETER")
+object AppRater {
+    fun appLaunched(context: Context) {}
+}

app/src/main/AndroidManifest.xml

@@ -120,7 +120,6 @@
         <activity android:name=".activities.tageditor.SongTagEditorActivity" />
         <activity android:name=".activities.SupportDevelopmentActivity" />
         <activity android:name=".activities.LicenseActivity" />
-        <activity android:name=".activities.PurchaseActivity" />
         <activity android:name=".activities.bugreport.BugReportActivity" />
         <activity android:name=".activities.ShareInstagramStory" />
         <activity android:name=".activities.DriveModeActivity" />

app/src/main/java/code/name/monkey/retromusic/App.kt

@@ -19,20 +19,17 @@ import androidx.preference.PreferenceManager
 import cat.ereza.customactivityoncrash.config.CaocConfig
 import code.name.monkey.appthemehelper.ThemeStore
 import code.name.monkey.appthemehelper.util.VersionUtils
-import code.name.monkey.retromusic.Constants.PRO_VERSION_PRODUCT_ID
 import code.name.monkey.retromusic.activities.ErrorActivity
 import code.name.monkey.retromusic.activities.MainActivity
 import code.name.monkey.retromusic.appshortcuts.DynamicShortcutManager
-import code.name.monkey.retromusic.extensions.showToast
+import code.name.monkey.retromusic.billing.BillingManager
 import code.name.monkey.retromusic.helper.WallpaperAccentManager
-import com.anjlab.android.iab.v3.BillingProcessor
-import com.anjlab.android.iab.v3.PurchaseInfo
 import org.koin.android.ext.koin.androidContext
 import org.koin.core.context.startKoin
 
 class App : Application() {
 
-    lateinit var billingProcessor: BillingProcessor
+    lateinit var billingManager: BillingManager
     private val wallpaperAccentManager = WallpaperAccentManager(this)
 
     override fun onCreate() {
@@ -55,33 +52,18 @@ class App : Application() {
         if (VersionUtils.hasNougatMR())
             DynamicShortcutManager(this).initDynamicShortcuts()
 
-        // automatically restores purchases
-        billingProcessor = BillingProcessor(
-            this, BuildConfig.GOOGLE_PLAY_LICENSING_KEY,
-            object : BillingProcessor.IBillingHandler {
-                override fun onProductPurchased(productId: String, details: PurchaseInfo?) {}
-
-                override fun onPurchaseHistoryRestored() {
-                    showToast(R.string.restored_previous_purchase_please_restart)
-                }
-
-                override fun onBillingError(errorCode: Int, error: Throwable?) {}
-
-                override fun onBillingInitialized() {}
-            })
-
         // setting Error activity
         CaocConfig.Builder.create().errorActivity(ErrorActivity::class.java)
             .restartActivity(MainActivity::class.java).apply()
 
         // Set Default values for now playing preferences
-        // This will reduce start time for now playing settings fragment as Preference listener of AbsSlidingMusicPanelActivity won't be called
+        // This will reduce startup time for now playing settings fragment as Preference listener of AbsSlidingMusicPanelActivity won't be called
         PreferenceManager.setDefaultValues(this, R.xml.pref_now_playing_screen, false)
     }
 
     override fun onTerminate() {
         super.onTerminate()
-        billingProcessor.release()
+        billingManager.release()
         wallpaperAccentManager.release()
     }
 
@@ -93,9 +75,7 @@ class App : Application() {
         }
 
         fun isProVersion(): Boolean {
-            return BuildConfig.DEBUG || instance?.billingProcessor!!.isPurchased(
+            return BuildConfig.DEBUG || instance?.billingManager!!.isProVersion
-                PRO_VERSION_PRODUCT_ID
-            )
         }
     }
 }

app/src/main/java/code/name/monkey/retromusic/activities/SupportDevelopmentActivity.kt

@@ -14,41 +14,23 @@
  */
 package code.name.monkey.retromusic.activities
 
-import android.graphics.Paint
 import android.os.Bundle
-import android.util.Log
-import android.view.LayoutInflater
 import android.view.MenuItem
-import android.view.ViewGroup
-import android.widget.TextView
-import androidx.core.view.isVisible
-import androidx.recyclerview.widget.DefaultItemAnimator
-import androidx.recyclerview.widget.GridLayoutManager
-import androidx.recyclerview.widget.RecyclerView
-import code.name.monkey.appthemehelper.util.ATHUtil
-import code.name.monkey.appthemehelper.util.TintHelper
 import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper
-import code.name.monkey.retromusic.BuildConfig
-import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.activities.base.AbsThemeActivity
 import code.name.monkey.retromusic.databinding.ActivityDonationBinding
-import code.name.monkey.retromusic.databinding.ItemDonationOptionBinding
+import code.name.monkey.retromusic.extensions.setStatusBarColorAuto
-import code.name.monkey.retromusic.extensions.*
+import code.name.monkey.retromusic.extensions.setTaskDescriptionColorAuto
-import com.anjlab.android.iab.v3.BillingProcessor
+import code.name.monkey.retromusic.extensions.surfaceColor
-import com.anjlab.android.iab.v3.PurchaseInfo
-import com.anjlab.android.iab.v3.SkuDetails
 
-class SupportDevelopmentActivity : AbsThemeActivity(), BillingProcessor.IBillingHandler {
+class SupportDevelopmentActivity : AbsThemeActivity() {
 
     lateinit var binding: ActivityDonationBinding
 
     companion object {
         val TAG: String = SupportDevelopmentActivity::class.java.simpleName
-        const val DONATION_PRODUCT_IDS = R.array.donation_ids
     }
 
-    var billingProcessor: BillingProcessor? = null
-
     override fun onOptionsItemSelected(item: MenuItem): Boolean {
         if (item.itemId == android.R.id.home) {
             onBackPressed()
@@ -57,11 +39,6 @@ class SupportDevelopmentActivity : AbsThemeActivity(), BillingProcessor.IBilling
         return super.onOptionsItemSelected(item)
     }
 
-    fun donate(i: Int) {
-        val ids = resources.getStringArray(DONATION_PRODUCT_IDS)
-        billingProcessor?.purchase(this, ids[i])
-    }
-
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityDonationBinding.inflate(layoutInflater)
@@ -72,148 +49,11 @@ class SupportDevelopmentActivity : AbsThemeActivity(), BillingProcessor.IBilling
 
         setupToolbar()
 
-        billingProcessor = BillingProcessor(this, BuildConfig.GOOGLE_PLAY_LICENSING_KEY, this)
-        TintHelper.setTint(binding.progress, accentColor())
-        binding.donation.setTextColor(accentColor())
     }
 
     private fun setupToolbar() {
-        val toolbarColor = surfaceColor()
+        binding.toolbar.setBackgroundColor(surfaceColor())
-        binding.toolbar.setBackgroundColor(toolbarColor)
         ToolbarContentTintHelper.colorBackButton(binding.toolbar)
         setSupportActionBar(binding.toolbar)
     }
-
-    override fun onBillingInitialized() {
-        loadSkuDetails()
-    }
-
-    private fun loadSkuDetails() {
-        binding.progressContainer.isVisible = true
-        binding.recyclerView.isVisible = false
-        val ids = resources.getStringArray(DONATION_PRODUCT_IDS)
-        billingProcessor!!.getPurchaseListingDetailsAsync(
-            ArrayList(listOf(*ids)),
-            object : BillingProcessor.ISkuDetailsResponseListener {
-                override fun onSkuDetailsResponse(skuDetails: MutableList<SkuDetails>?) {
-                    if (skuDetails == null || skuDetails.isEmpty()) {
-                        binding.progressContainer.isVisible = false
-                        return
-                    }
-
-                    binding.progressContainer.isVisible = false
-                    binding.recyclerView.apply {
-                        itemAnimator = DefaultItemAnimator()
-                        layoutManager = GridLayoutManager(this@SupportDevelopmentActivity, 2)
-                        adapter = SkuDetailsAdapter(this@SupportDevelopmentActivity, skuDetails)
-                        isVisible = true
-                    }
-                }
-
-                override fun onSkuDetailsError(error: String?) {
-                    Log.e(TAG, error.toString())
-                }
-            })
-    }
-
-    override fun onProductPurchased(productId: String, details: PurchaseInfo?) {
-        // loadSkuDetails();
-        showToast(R.string.thank_you)
-    }
-
-    override fun onBillingError(errorCode: Int, error: Throwable?) {
-        Log.e(TAG, "Billing error: code = $errorCode", error)
-    }
-
-    override fun onPurchaseHistoryRestored() {
-        // loadSkuDetails();
-        showToast(R.string.restored_previous_purchases)
-    }
-
-    override fun onDestroy() {
-        billingProcessor?.release()
-        super.onDestroy()
-    }
-}
-
-class SkuDetailsAdapter(
-    private var donationsDialog: SupportDevelopmentActivity,
-    objects: List<SkuDetails>,
-) : RecyclerView.Adapter<SkuDetailsAdapter.ViewHolder>() {
-
-    private var skuDetailsList: List<SkuDetails> = ArrayList()
-
-    init {
-        skuDetailsList = objects
-    }
-
-    private fun getIcon(position: Int): Int {
-        return when (position) {
-            0 -> R.drawable.ic_cookie
-            1 -> R.drawable.ic_take_away
-            2 -> R.drawable.ic_take_away_coffe
-            3 -> R.drawable.ic_beer
-            4 -> R.drawable.ic_fast_food_meal
-            5 -> R.drawable.ic_popcorn
-            6 -> R.drawable.ic_card_giftcard
-            7 -> R.drawable.ic_food_croissant
-            else -> R.drawable.ic_card_giftcard
-        }
-    }
-
-    override fun onCreateViewHolder(viewGroup: ViewGroup, i: Int): ViewHolder {
-        return ViewHolder(
-            ItemDonationOptionBinding.inflate(
-                LayoutInflater.from(donationsDialog),
-                viewGroup,
-                false
-            )
-        )
-    }
-
-    override fun onBindViewHolder(viewHolder: ViewHolder, i: Int) {
-        val skuDetails = skuDetailsList[i]
-        with(viewHolder.binding) {
-            itemTitle.text = skuDetails.title.replace("(Retro Music Player MP3 Player)", "")
-                .trim { it <= ' ' }
-            itemText.text = skuDetails.description
-            itemText.isVisible = false
-            itemPrice.text = skuDetails.priceText
-            itemImage.setImageResource(getIcon(i))
-        }
-
-        val purchased = donationsDialog.billingProcessor!!.isPurchased(skuDetails.productId)
-        val titleTextColor = if (purchased) ATHUtil.resolveColor(
-            donationsDialog,
-            android.R.attr.textColorHint
-        ) else donationsDialog.textColorPrimary()
-        val contentTextColor =
-            if (purchased) titleTextColor else donationsDialog.textColorSecondary()
-
-        with(viewHolder.binding) {
-            itemTitle.setTextColor(titleTextColor)
-            itemText.setTextColor(contentTextColor)
-            itemPrice.setTextColor(titleTextColor)
-            strikeThrough(itemTitle, purchased)
-            strikeThrough(itemText, purchased)
-            strikeThrough(itemPrice, purchased)
-        }
-
-        viewHolder.itemView.isEnabled = !purchased
-        viewHolder.itemView.setOnClickListener { donationsDialog.donate(i) }
-    }
-
-    override fun getItemCount(): Int {
-        return skuDetailsList.size
-    }
-
-    class ViewHolder(val binding: ItemDonationOptionBinding) : RecyclerView.ViewHolder(binding.root)
-
-    companion object {
-        private fun strikeThrough(textView: TextView, strikeThrough: Boolean) {
-            textView.paintFlags =
-                if (strikeThrough) textView.paintFlags or Paint.STRIKE_THRU_TEXT_FLAG
-                else textView.paintFlags and Paint.STRIKE_THRU_TEXT_FLAG.inv()
-        }
-    }
 }

app/src/main/java/code/name/monkey/retromusic/activities/base/AbsThemeActivity.kt

@@ -31,7 +31,6 @@ import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.maybeShowAnnoyingToasts
 import code.name.monkey.retromusic.util.theme.getNightMode
 import code.name.monkey.retromusic.util.theme.getThemeResValue
-import com.google.android.play.core.splitcompat.SplitCompat
 import java.util.*
 
 abstract class AbsThemeActivity : ATHToolbarActivity(), Runnable {
@@ -105,6 +104,6 @@ abstract class AbsThemeActivity : ATHToolbarActivity(), Runnable {
             Locale.forLanguageTag(code)
         }
         super.attachBaseContext(LanguageContextWrapper.wrap(newBase, locale))
-        SplitCompat.install(this)
+        installSplitCompat()
     }
 }

app/src/main/java/code/name/monkey/retromusic/dialogs/SleepTimerDialog.kt

@@ -95,7 +95,7 @@ class SleepTimerDialog : DialogFragment() {
                 shouldFinishLastSong.isVisible = false
                 timerUpdater.start()
                 setPositiveButton(android.R.string.ok, null)
-                setNegativeButton(R.string.cast_stop) { _, _ ->
+                setNegativeButton(R.string.action_cancel) { _, _ ->
                     timerUpdater.cancel()
                     val previous = makeTimerPendingIntent(PendingIntent.FLAG_NO_CREATE)
                     if (previous != null) {

app/src/main/java/code/name/monkey/retromusic/fragments/albums/AlbumsFragment.kt

@@ -24,6 +24,7 @@ import androidx.recyclerview.widget.GridLayoutManager
 import code.name.monkey.retromusic.EXTRA_ALBUM_ID
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.album.AlbumAdapter
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.extensions.surfaceColor
 import code.name.monkey.retromusic.fragments.GridStyle
 import code.name.monkey.retromusic.fragments.ReloadType
@@ -41,7 +42,6 @@ import com.afollestad.materialcab.attached.AttachedCab
 import com.afollestad.materialcab.attached.destroy
 import com.afollestad.materialcab.attached.isActive
 import com.afollestad.materialcab.createCab
-import com.google.android.gms.cast.framework.CastButtonFactory
 
 class AlbumsFragment : AbsRecyclerViewCustomGridSizeFragment<AlbumAdapter, GridLayoutManager>(),
     IAlbumClickListener, ICabHolder {
@@ -169,7 +169,7 @@ class AlbumsFragment : AbsRecyclerViewCustomGridSizeFragment<AlbumAdapter, GridL
         setupLayoutMenu(layoutItem.subMenu)
         setUpSortOrderMenu(menu.findItem(R.id.action_sort_order).subMenu)
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     private fun setUpSortOrderMenu(

app/src/main/java/code/name/monkey/retromusic/fragments/artists/ArtistsFragment.kt

@@ -25,6 +25,7 @@ import code.name.monkey.retromusic.EXTRA_ARTIST_ID
 import code.name.monkey.retromusic.EXTRA_ARTIST_NAME
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.artist.ArtistAdapter
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.extensions.surfaceColor
 import code.name.monkey.retromusic.fragments.GridStyle
 import code.name.monkey.retromusic.fragments.ReloadType
@@ -43,7 +44,6 @@ import com.afollestad.materialcab.attached.AttachedCab
 import com.afollestad.materialcab.attached.destroy
 import com.afollestad.materialcab.attached.isActive
 import com.afollestad.materialcab.createCab
-import com.google.android.gms.cast.framework.CastButtonFactory
 
 class ArtistsFragment : AbsRecyclerViewCustomGridSizeFragment<ArtistAdapter, GridLayoutManager>(),
     IArtistClickListener, IAlbumArtistClickListener, ICabHolder {
@@ -180,7 +180,7 @@ class ArtistsFragment : AbsRecyclerViewCustomGridSizeFragment<ArtistAdapter, Gri
         setUpSortOrderMenu(menu.findItem(R.id.action_sort_order).subMenu)
         setupAlbumArtistMenu(menu)
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     private fun setupAlbumArtistMenu(menu: Menu) {

app/src/main/java/code/name/monkey/retromusic/fragments/genres/GenresFragment.kt

@@ -26,12 +26,12 @@ import androidx.recyclerview.widget.LinearLayoutManager
 import code.name.monkey.retromusic.EXTRA_GENRE
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.GenreAdapter
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.fragments.ReloadType
 import code.name.monkey.retromusic.fragments.base.AbsRecyclerViewFragment
 import code.name.monkey.retromusic.interfaces.IGenreClickListener
 import code.name.monkey.retromusic.model.Genre
 import code.name.monkey.retromusic.util.RetroUtil
-import com.google.android.gms.cast.framework.CastButtonFactory
 import com.google.android.material.transition.MaterialSharedAxis
 
 class
@@ -67,7 +67,7 @@ GenresFragment : AbsRecyclerViewFragment<GenreAdapter, LinearLayoutManager>(),
         menu.removeItem(R.id.action_sort_order)
         menu.findItem(R.id.action_settings).setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM)
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     override fun onResume() {

app/src/main/java/code/name/monkey/retromusic/fragments/home/HomeFragment.kt

@@ -35,10 +35,7 @@ import code.name.monkey.retromusic.adapter.HomeAdapter
 import code.name.monkey.retromusic.databinding.FragmentHomeBinding
 import code.name.monkey.retromusic.dialogs.CreatePlaylistDialog
 import code.name.monkey.retromusic.dialogs.ImportPlaylistDialog
-import code.name.monkey.retromusic.extensions.accentColor
+import code.name.monkey.retromusic.extensions.*
-import code.name.monkey.retromusic.extensions.dip
-import code.name.monkey.retromusic.extensions.drawNextToNavbar
-import code.name.monkey.retromusic.extensions.elevatedAccentColor
 import code.name.monkey.retromusic.fragments.ReloadType
 import code.name.monkey.retromusic.fragments.base.AbsMainActivityFragment
 import code.name.monkey.retromusic.glide.GlideApp
@@ -48,7 +45,6 @@ import code.name.monkey.retromusic.interfaces.IScrollHelper
 import code.name.monkey.retromusic.model.Song
 import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.PreferenceUtil.userName
-import com.google.android.gms.cast.framework.CastButtonFactory
 import com.google.android.material.shape.MaterialShapeDrawable
 import com.google.android.material.transition.MaterialFadeThrough
 import com.google.android.material.transition.MaterialSharedAxis
@@ -212,7 +208,7 @@ class HomeFragment :
             ATHToolbarActivity.getToolbarBackgroundColor(binding.toolbar)
         )
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     override fun scrollToTop() {

app/src/main/java/code/name/monkey/retromusic/fragments/library/LibraryFragment.kt

@@ -30,11 +30,11 @@ import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.databinding.FragmentLibraryBinding
 import code.name.monkey.retromusic.dialogs.CreatePlaylistDialog
 import code.name.monkey.retromusic.dialogs.ImportPlaylistDialog
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.extensions.whichFragment
 import code.name.monkey.retromusic.fragments.base.AbsMainActivityFragment
 import code.name.monkey.retromusic.model.CategoryInfo
 import code.name.monkey.retromusic.util.PreferenceUtil
-import com.google.android.gms.cast.framework.CastButtonFactory
 
 class LibraryFragment : AbsMainActivityFragment(R.layout.fragment_library) {
 
@@ -99,7 +99,7 @@ class LibraryFragment : AbsMainActivityFragment(R.layout.fragment_library) {
             getToolbarBackgroundColor(binding.toolbar)
         )
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     override fun onMenuItemSelected(item: MenuItem): Boolean {

app/src/main/java/code/name/monkey/retromusic/fragments/playlists/PlaylistsFragment.kt

@@ -24,13 +24,13 @@ import code.name.monkey.retromusic.EXTRA_PLAYLIST
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.playlist.PlaylistAdapter
 import code.name.monkey.retromusic.db.PlaylistWithSongs
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.fragments.ReloadType
 import code.name.monkey.retromusic.fragments.base.AbsRecyclerViewCustomGridSizeFragment
 import code.name.monkey.retromusic.helper.SortOrder.PlaylistSortOrder
 import code.name.monkey.retromusic.interfaces.IPlaylistClickListener
 import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.RetroUtil
-import com.google.android.gms.cast.framework.CastButtonFactory
 import com.google.android.material.transition.MaterialSharedAxis
 
 class PlaylistsFragment :
@@ -85,7 +85,7 @@ class PlaylistsFragment :
         setUpSortOrderMenu(menu.findItem(R.id.action_sort_order).subMenu)
         MenuCompat.setGroupDividerEnabled(menu, true)
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     override fun onMenuItemSelected(item: MenuItem): Boolean {

app/src/main/java/code/name/monkey/retromusic/fragments/settings/AbsSettingsFragment.kt

@@ -26,6 +26,7 @@ import androidx.preference.PreferenceManager
 import code.name.monkey.appthemehelper.common.prefs.supportv7.ATEPreferenceFragmentCompat
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.extensions.dip
+import code.name.monkey.retromusic.extensions.goToProVersion
 import code.name.monkey.retromusic.extensions.showToast
 import code.name.monkey.retromusic.preferences.*
 import code.name.monkey.retromusic.util.NavigationUtil
@@ -39,7 +40,7 @@ abstract class AbsSettingsFragment : ATEPreferenceFragmentCompat() {
 
     internal fun showProToastAndNavigate(message: String) {
         showToast(getString(R.string.message_pro_feature, message))
-        NavigationUtil.goToProVersion(requireActivity())
+        requireContext().goToProVersion()
     }
 
     internal fun setSummary(preference: Preference, value: Any?) {

app/src/main/java/code/name/monkey/retromusic/fragments/settings/MainSettingsFragment.kt

@@ -27,6 +27,7 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.databinding.FragmentMainSettingsBinding
 import code.name.monkey.retromusic.extensions.drawAboveSystemBarsWithPadding
+import code.name.monkey.retromusic.extensions.goToProVersion
 import code.name.monkey.retromusic.util.NavigationUtil
 
 class MainSettingsFragment : Fragment(), View.OnClickListener {
@@ -77,11 +78,11 @@ class MainSettingsFragment : Fragment(), View.OnClickListener {
         binding.buyProContainer.apply {
             isGone = App.isProVersion()
             setOnClickListener {
-                NavigationUtil.goToProVersion(requireContext())
+                requireContext().goToProVersion()
             }
         }
         binding.buyPremium.setOnClickListener {
-            NavigationUtil.goToProVersion(requireContext())
+            requireContext().goToProVersion()
         }
         ThemeStore.accentColor(requireContext()).let {
             binding.buyPremium.setTextColor(it)

app/src/main/java/code/name/monkey/retromusic/fragments/settings/OtherSettingsFragment.kt

@@ -21,12 +21,10 @@ import code.name.monkey.appthemehelper.common.prefs.supportv7.ATEListPreference
 import code.name.monkey.retromusic.LANGUAGE_NAME
 import code.name.monkey.retromusic.LAST_ADDED_CUTOFF
 import code.name.monkey.retromusic.R
+import code.name.monkey.retromusic.extensions.installLanguageAndRecreate
 import code.name.monkey.retromusic.fragments.LibraryViewModel
 import code.name.monkey.retromusic.fragments.ReloadType.HomeSections
-import com.google.android.play.core.splitinstall.SplitInstallManagerFactory
-import com.google.android.play.core.splitinstall.SplitInstallRequest
 import org.koin.androidx.viewmodel.ext.android.sharedViewModel
-import java.util.*
 
 /**
  * @author Hemanth S (h4h13).
@@ -58,21 +56,7 @@ class OtherSettingsFragment : AbsSettingsFragment() {
         val languagePreference: Preference? = findPreference(LANGUAGE_NAME)
         languagePreference?.setOnPreferenceChangeListener { prefs, newValue ->
             setSummary(prefs, newValue)
-            val code = newValue.toString()
+            requireActivity().installLanguageAndRecreate(newValue.toString())
-            val manager = SplitInstallManagerFactory.create(requireContext())
-            if (code != "auto") {
-                // Try to download language resources
-                val request =
-                    SplitInstallRequest.newBuilder().addLanguage(Locale.forLanguageTag(code))
-                        .build()
-                manager.startInstall(request)
-                    // Recreate the activity on download complete
-                    .addOnCompleteListener {
-                        restartActivity()
-                    }
-            } else {
-                requireActivity().recreate()
-            }
             true
         }
     }

app/src/main/java/code/name/monkey/retromusic/fragments/songs/SongsFragment.kt

@@ -21,6 +21,7 @@ import androidx.annotation.LayoutRes
 import androidx.recyclerview.widget.GridLayoutManager
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.adapter.song.SongAdapter
+import code.name.monkey.retromusic.extensions.setUpMediaRouteButton
 import code.name.monkey.retromusic.extensions.surfaceColor
 import code.name.monkey.retromusic.fragments.GridStyle
 import code.name.monkey.retromusic.fragments.ReloadType
@@ -35,7 +36,6 @@ import com.afollestad.materialcab.attached.AttachedCab
 import com.afollestad.materialcab.attached.destroy
 import com.afollestad.materialcab.attached.isActive
 import com.afollestad.materialcab.createCab
-import com.google.android.gms.cast.framework.CastButtonFactory
 
 class SongsFragment : AbsRecyclerViewCustomGridSizeFragment<SongAdapter, GridLayoutManager>(),
     ICabHolder {
@@ -136,7 +136,7 @@ class SongsFragment : AbsRecyclerViewCustomGridSizeFragment<SongAdapter, GridLay
         setupLayoutMenu(layoutItem.subMenu)
         setUpSortOrderMenu(menu.findItem(R.id.action_sort_order).subMenu)
         //Setting up cast button
-        CastButtonFactory.setUpMediaRouteButton(requireContext(), menu, R.id.action_cast)
+        requireContext().setUpMediaRouteButton(menu)
     }
 
     private fun setUpSortOrderMenu(sortOrderMenu: SubMenu) {

app/src/main/java/code/name/monkey/retromusic/helper/MusicPlayerRemote.kt

@@ -27,10 +27,10 @@ import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.extensions.showToast
 import code.name.monkey.retromusic.model.Song
 import code.name.monkey.retromusic.repository.SongRepository
+import code.name.monkey.retromusic.service.CastPlayer
 import code.name.monkey.retromusic.service.MusicService
 import code.name.monkey.retromusic.util.getExternalStorageDirectory
 import code.name.monkey.retromusic.util.logE
-import com.google.android.gms.cast.framework.CastSession
 import org.koin.core.component.KoinComponent
 import org.koin.core.component.inject
 import java.io.File
@@ -456,8 +456,8 @@ object MusicPlayerRemote : KoinComponent {
             .dropLastWhile { it.isEmpty() }.toTypedArray()[1]
     }
 
-    fun switchToRemotePlayback(castSession: CastSession) {
+    fun switchToRemotePlayback(castPlayer: CastPlayer) {
-        musicService?.switchToRemotePlayback(castSession)
+        musicService?.switchToRemotePlayback(castPlayer)
     }
 
     fun switchToLocalPlayback() {

app/src/main/java/code/name/monkey/retromusic/preferences/AlbumCoverStylePreferenceDialog.kt

@@ -81,7 +81,7 @@ class AlbumCoverStylePreferenceDialog : DialogFragment(),
                 if (isAlbumCoverStyle(coverStyle)) {
                     val result = getString(coverStyle.titleRes) + " theme is Pro version feature."
                     showToast(result)
-                    NavigationUtil.goToProVersion(requireActivity())
+                    requireContext().goToProVersion()
                 } else {
                     PreferenceUtil.albumCoverStyle = coverStyle
                 }

app/src/main/java/code/name/monkey/retromusic/preferences/NowPlayingScreenPreferenceDialog.kt

@@ -91,7 +91,7 @@ class NowPlayingScreenPreferenceDialog : DialogFragment(), ViewPager.OnPageChang
                     val result =
                         "${getString(nowPlayingScreen.titleRes)} theme is Pro version feature."
                     showToast(result)
-                    NavigationUtil.goToProVersion(requireContext())
+                    requireContext().goToProVersion()
                 } else {
                     PreferenceUtil.nowPlayingScreen = nowPlayingScreen
                 }

app/src/main/java/code/name/monkey/retromusic/service/MediaButtonIntentReceiver.kt

@@ -15,10 +15,10 @@
 
 package code.name.monkey.retromusic.service
 
-import android.annotation.SuppressLint
 import android.content.Context
 import android.content.Intent
 import android.os.Handler
+import android.os.Looper
 import android.os.Message
 import android.os.PowerManager
 import android.os.PowerManager.WakeLock
@@ -62,8 +62,7 @@ class MediaButtonIntentReceiver : MediaButtonReceiver() {
         private var mClickCounter = 0
         private var mLastClickTime: Long = 0
 
-        @SuppressLint("HandlerLeak") // false alarm, handler is already static
+        private val mHandler = object : Handler(Looper.getMainLooper()) {
-        private val mHandler = object : Handler() {
 
             override fun handleMessage(msg: Message) {
                 when (msg.what) {

app/src/main/java/code/name/monkey/retromusic/service/MusicService.kt

@@ -86,7 +86,6 @@ import code.name.monkey.retromusic.volume.OnAudioVolumeChangedListener
 import com.bumptech.glide.request.target.CustomTarget
 import com.bumptech.glide.request.target.Target
 import com.bumptech.glide.request.transition.Transition
-import com.google.android.gms.cast.framework.CastSession
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.Default
 import kotlinx.coroutines.Dispatchers.IO
@@ -1171,8 +1170,8 @@ class MusicService : MediaBrowserServiceCompat(),
         playbackManager.switchToLocalPlayback(this::restorePlaybackState)
     }
 
-    fun switchToRemotePlayback(castSession: CastSession) {
+    fun switchToRemotePlayback(castPlayer: CastPlayer) {
-        playbackManager.switchToRemotePlayback(castSession, this::restorePlaybackState)
+        playbackManager.switchToRemotePlayback(castPlayer, this::restorePlaybackState)
     }
 
     private fun restorePlaybackState(wasPlaying: Boolean, progress: Int) {

app/src/main/java/code/name/monkey/retromusic/service/PlaybackManager.kt

@@ -8,7 +8,6 @@ import code.name.monkey.retromusic.service.playback.Playback
 import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.PreferenceUtil.playbackPitch
 import code.name.monkey.retromusic.util.PreferenceUtil.playbackSpeed
-import com.google.android.gms.cast.framework.CastSession
 
 
 class PlaybackManager(val context: Context) {
@@ -160,11 +159,11 @@ class PlaybackManager(val context: Context) {
     }
 
     fun switchToRemotePlayback(
-        castSession: CastSession,
+        castPlayer: CastPlayer,
         onChange: (wasPlaying: Boolean, progress: Int) -> Unit,
     ) {
         playbackLocation = PlaybackLocation.REMOTE
-        switchToPlayback(CastPlayer(castSession), onChange)
+        switchToPlayback(castPlayer, onChange)
     }
 
     private fun switchToPlayback(

app/src/main/java/code/name/monkey/retromusic/util/NavigationUtil.kt

@@ -39,12 +39,6 @@ object NavigationUtil {
         )
     }
 
-    fun goToProVersion(context: Context) {
-        context.startActivity(
-            Intent(context, PurchaseActivity::class.java), null
-        )
-    }
-
     fun goToSupportDevelopment(activity: Activity) {
         activity.startActivity(
             Intent(activity, SupportDevelopmentActivity::class.java), null

app/src/main/java/code/name/monkey/retromusic/util/PremiumShow.kt

@@ -1,33 +0,0 @@
-package code.name.monkey.retromusic.util
-
-import android.content.Context
-import android.content.Intent
-import code.name.monkey.retromusic.App
-import code.name.monkey.retromusic.activities.PurchaseActivity
-
-object PremiumShow {
-    private const val PREF_NAME = "premium_show"
-    private const val LAUNCH_COUNT = "launch_count"
-    private const val DATE_FIRST_LAUNCH = "date_first_launch"
-
-    @JvmStatic
-    fun launch(context: Context) {
-        val pref = context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE)
-        if (App.isProVersion()) {
-            return
-        }
-        val prefEditor = pref.edit()
-        val launchCount = pref.getLong(LAUNCH_COUNT, 0) + 1
-        prefEditor.putLong(LAUNCH_COUNT, launchCount)
-
-        var dateLaunched = pref.getLong(DATE_FIRST_LAUNCH, 0)
-        if (dateLaunched == 0L) {
-            dateLaunched = System.currentTimeMillis()
-            prefEditor.putLong(DATE_FIRST_LAUNCH, dateLaunched)
-        }
-        if (System.currentTimeMillis() >= dateLaunched + 2 * 24 * 60 * 60 * 1000) {
-            context.startActivity(Intent(context, PurchaseActivity::class.java), null)
-        }
-        prefEditor.apply()
-    }
-}

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

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.coordinatorlayout.widget.CoordinatorLayout 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"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:fitsSystemWindows="true">
@@ -31,52 +30,5 @@
         android:overScrollMode="@integer/overScrollMode"
         app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior">
 
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <com.google.android.material.textview.MaterialTextView
-                android:id="@+id/donation"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:padding="16dp"
-                android:text="@string/donation_header"
-                android:textAppearance="@style/TextViewSubtitle2"
-                android:textColor="?attr/colorAccent" />
-
-            <LinearLayout
-                android:id="@+id/progressContainer"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:orientation="vertical"
-                android:padding="12dp">
-
-                <ProgressBar
-                    android:id="@+id/progress"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:indeterminate="true" />
-
-                <com.google.android.material.textview.MaterialTextView
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:gravity="start"
-                    android:paddingLeft="16dp"
-                    android:text="@string/loading_products"
-                    android:textAppearance="@style/TextViewCaption"
-                    tools:ignore="RtlHardcoded,RtlSymmetry" />
-
-            </LinearLayout>
-
-            <androidx.recyclerview.widget.RecyclerView
-                android:id="@+id/recyclerView"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:paddingStart="6dp"
-                android:paddingEnd="6dp"
-                android:scrollbarStyle="outsideOverlay" />
-        </LinearLayout>
     </androidx.core.widget.NestedScrollView>
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/normal/AndroidManifest.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    package="code.name.monkey.retromusic">
+
+    <application tools:ignore="MissingApplicationIcon">
+        <activity android:name=".activities.PurchaseActivity"/>
+    </application>
+</manifest>

app/src/normal/java/code/name/monkey/retromusic/activities/PurchaseActivity.kt

@@ -1,17 +1,3 @@
-/*
- * Copyright (c) 2020 Hemanth Savarla.
- *
- * Licensed under the GNU General Public License v3
- *
- * This 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 software 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.
- *
- */
 package code.name.monkey.retromusic.activities
 
 import android.content.res.ColorStateList
@@ -22,7 +8,7 @@ import android.view.MenuItem
 import code.name.monkey.appthemehelper.util.MaterialUtil
 import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.BuildConfig
-import code.name.monkey.retromusic.Constants.PRO_VERSION_PRODUCT_ID
+import code.name.monkey.retromusic.Constants
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.activities.base.AbsThemeActivity
 import code.name.monkey.retromusic.databinding.ActivityProVersionBinding
@@ -58,7 +44,7 @@ class PurchaseActivity : AbsThemeActivity(), BillingProcessor.IBillingHandler {
             restorePurchase()
         }
         binding.purchaseButton.setOnClickListener {
-            billingProcessor.purchase(this@PurchaseActivity, PRO_VERSION_PRODUCT_ID)
+            billingProcessor.purchase(this@PurchaseActivity, Constants.PRO_VERSION_PRODUCT_ID)
         }
         binding.bannerContainer.backgroundTintList =
             ColorStateList.valueOf(accentColor())
@@ -116,4 +102,4 @@ class PurchaseActivity : AbsThemeActivity(), BillingProcessor.IBillingHandler {
     companion object {
         private const val TAG: String = "PurchaseActivity"
     }
-}
+}

app/src/normal/java/code/name/monkey/retromusic/activities/base/AbsCastActivity.kt

@@ -3,6 +3,7 @@ package code.name.monkey.retromusic.activities.base
 import code.name.monkey.retromusic.cast.RetroSessionManagerListener
 import code.name.monkey.retromusic.cast.RetroWebServer
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
+import code.name.monkey.retromusic.service.CastPlayer
 import com.google.android.gms.cast.framework.CastContext
 import com.google.android.gms.cast.framework.CastSession
 import com.google.android.gms.common.ConnectionResult
@@ -37,7 +38,7 @@ abstract class AbsCastActivity : AbsSlidingMusicPanelActivity() {
             override fun onSessionStarted(castSession: CastSession, p1: String) {
                 invalidateOptionsMenu()
                 mCastSession = castSession
-                MusicPlayerRemote.switchToRemotePlayback(castSession)
+                MusicPlayerRemote.switchToRemotePlayback(CastPlayer(castSession))
             }
 
             override fun onSessionEnded(castSession: CastSession, p1: Int) {
@@ -53,7 +54,7 @@ abstract class AbsCastActivity : AbsSlidingMusicPanelActivity() {
                 invalidateOptionsMenu()
                 mCastSession = castSession
                 webServer.start()
-                MusicPlayerRemote.switchToRemotePlayback(castSession)
+                MusicPlayerRemote.switchToRemotePlayback(CastPlayer(castSession))
             }
 
             override fun onSessionSuspended(castSession: CastSession, p1: Int) {

app/src/normal/java/code/name/monkey/retromusic/billing/BillingManager.kt

@@ -0,0 +1,37 @@
+package code.name.monkey.retromusic.billing
+
+import android.content.Context
+import code.name.monkey.retromusic.BuildConfig
+import code.name.monkey.retromusic.Constants
+import code.name.monkey.retromusic.R
+import code.name.monkey.retromusic.extensions.showToast
+import com.anjlab.android.iab.v3.BillingProcessor
+import com.anjlab.android.iab.v3.PurchaseInfo
+
+class BillingManager(context: Context) {
+    private val billingProcessor: BillingProcessor
+
+    init {
+        // automatically restores purchases
+        billingProcessor = BillingProcessor(
+            context, BuildConfig.GOOGLE_PLAY_LICENSING_KEY,
+            object : BillingProcessor.IBillingHandler {
+                override fun onProductPurchased(productId: String, details: PurchaseInfo?) {}
+
+                override fun onPurchaseHistoryRestored() {
+                    context.showToast(R.string.restored_previous_purchase_please_restart)
+                }
+
+                override fun onBillingError(errorCode: Int, error: Throwable?) {}
+
+                override fun onBillingInitialized() {}
+            })
+    }
+
+    fun release() {
+        billingProcessor.release()
+    }
+
+    val isProVersion: Boolean
+        get() = billingProcessor.isPurchased(Constants.PRO_VERSION_PRODUCT_ID)
+}

app/src/normal/java/code/name/monkey/retromusic/extensions/extensions.kt

@@ -0,0 +1,42 @@
+package code.name.monkey.retromusic.extensions
+
+import android.content.Context
+import android.content.Intent
+import android.view.Menu
+import androidx.fragment.app.FragmentActivity
+import code.name.monkey.retromusic.R
+import code.name.monkey.retromusic.activities.PurchaseActivity
+import com.google.android.gms.cast.framework.CastButtonFactory
+import com.google.android.play.core.splitcompat.SplitCompat
+import com.google.android.play.core.splitinstall.SplitInstallManagerFactory
+import com.google.android.play.core.splitinstall.SplitInstallRequest
+import java.util.*
+
+fun Context.setUpMediaRouteButton(menu: Menu) {
+    CastButtonFactory.setUpMediaRouteButton(this, menu, R.id.action_cast)
+}
+
+fun FragmentActivity.installLanguageAndRecreate(code: String) {
+    val manager = SplitInstallManagerFactory.create(this)
+    if (code != "auto") {
+        // Try to download language resources
+        val request =
+            SplitInstallRequest.newBuilder().addLanguage(Locale.forLanguageTag(code))
+                .build()
+        manager.startInstall(request)
+            // Recreate the activity on download complete
+            .addOnCompleteListener {
+                recreate()
+            }
+    } else {
+        recreate()
+    }
+}
+
+fun Context.goToProVersion() {
+    startActivity(Intent(this, PurchaseActivity::class.java))
+}
+
+fun Context.installSplitCompat() {
+    SplitCompat.install(this)
+}

app/src/normal/java/code/name/monkey/retromusic/util/AppRater.kt

@@ -28,7 +28,6 @@ object AppRater {
     private const val DAYS_UNTIL_PROMPT = 3//Min number of days
     private const val LAUNCHES_UNTIL_PROMPT = 5//Min number of launches
 
-    @JvmStatic
     fun appLaunched(context: Activity) {
         val prefs = context.getSharedPreferences(APP_RATING, 0)
         if (prefs.getBoolean(DO_NOT_SHOW_AGAIN, false)) {