Improve loading wallpapers on first run

library/src/main/kotlin/dev/jahir/frames/data/Preferences.kt

@@ -19,6 +19,10 @@ open class Preferences(private val context: Context) {
     @SuppressLint("CommitPrefEdits")
     val prefsEditor: SharedPreferences.Editor = prefs.edit()
 
+    var isFirstRun: Boolean
+        get() = prefs.getBoolean(FIRST_RUN, true)
+        set(_) = prefsEditor.putBoolean(FIRST_RUN, false).apply()
+
     var lastVersion: Long
         get() = prefs.getLong(LAST_VERSION, -1L)
         set(value) = prefsEditor.putLong(LAST_VERSION, value).apply()
@@ -116,6 +120,7 @@ open class Preferences(private val context: Context) {
 
     companion object {
         private const val PREFS_NAME = "jfdb_confs"
+        private const val FIRST_RUN = "first_run"
         private const val LAST_VERSION = "last_version"
         internal const val CURRENT_THEME = "current_theme"
         internal const val USES_AMOLED_THEME = "uses_amoled_theme"
@@ -129,4 +134,4 @@ open class Preferences(private val context: Context) {
         private const val REFRESH_MUZEI_ON_WIFI_ONLY = "refresh_muzei_on_wifi_only"
         private const val MUZEI_COLLECTIONS = "muzei_collections"
     }
-}
+}

library/src/main/kotlin/dev/jahir/frames/extensions/context/Context.kt

@@ -250,6 +250,15 @@ fun Context.getAppName(): String {
     return if (def.hasContent()) def else "Unknown"
 }
 
+val Context.isFirstRun: Boolean
+    get() {
+        return try {
+            preferences.isFirstRun
+        } catch (e: Exception) {
+            true
+        }
+    }
+
 val Context.isUpdate: Boolean
     get() {
         val prevVersion = preferences.lastVersion
@@ -336,4 +345,4 @@ internal fun Context.setDefaultDashboardTheme() {
         (this as? AppCompatActivity)?.delegate?.applyDayNight()
     } catch (e: Exception) {
     }
-}
+}

library/src/main/kotlin/dev/jahir/frames/ui/activities/base/BaseBillingActivity.kt

@@ -10,6 +10,7 @@ import dev.jahir.frames.data.listeners.BillingProcessesListener
 import dev.jahir.frames.data.models.CleanSkuDetails
 import dev.jahir.frames.data.models.DetailedPurchaseRecord
 import dev.jahir.frames.data.viewmodels.BillingViewModel
+import dev.jahir.frames.extensions.context.firstInstallTime
 import dev.jahir.frames.extensions.context.getAppName
 import dev.jahir.frames.extensions.context.string
 import dev.jahir.frames.extensions.context.stringArray
@@ -45,6 +46,13 @@ abstract class BaseBillingActivity<out P : Preferences> : BaseLicenseCheckerActi
         }
     }
 
+    override fun onResume() {
+        super.onResume()
+        if (preferences.isFirstRun && firstInstallTime > 10000) {
+            preferences.isFirstRun = false
+        }
+    }
+
     override fun onCreateOptionsMenu(menu: Menu?): Boolean {
         val created = super.onCreateOptionsMenu(menu)
         menu?.findItem(R.id.donate)?.isVisible =

library/src/main/kotlin/dev/jahir/frames/ui/fragments/CollectionsFragment.kt

@@ -63,6 +63,7 @@ open class CollectionsFragment : BaseFramesFragment<Collection>() {
         Intent(activity, CollectionActivity::class.java)
 
     override fun getEmptyText(): Int = R.string.no_collections_found
+    override fun allowCheckingFirstRun(): Boolean = true
 
     companion object {
         const val TAG = "collections_fragment"
@@ -71,4 +72,4 @@ open class CollectionsFragment : BaseFramesFragment<Collection>() {
         fun create(list: ArrayList<Collection> = ArrayList()) =
             CollectionsFragment().apply { updateItemsInAdapter(list) }
     }
-}
+}

library/src/main/kotlin/dev/jahir/frames/ui/fragments/WallpapersFragment.kt

@@ -161,6 +161,7 @@ open class WallpapersFragment : BaseFramesFragment<Wallpaper>() {
         if (isForFavs) R.drawable.ic_empty_favorites else super.getEmptyDrawable()
 
     open fun canToggleSystemUIVisibility(): Boolean = true
+    override fun allowCheckingFirstRun(): Boolean = true
 
     companion object {
         const val TAG = "wallpapers_fragment"
@@ -190,4 +191,4 @@ open class WallpapersFragment : BaseFramesFragment<Wallpaper>() {
             updateItemsInAdapter(list)
         }
     }
-}
+}

library/src/main/kotlin/dev/jahir/frames/ui/fragments/base/BaseFramesFragment.kt

@@ -38,6 +38,7 @@ abstract class BaseFramesFragment<T> : Fragment(R.layout.fragment_stateful_recyc
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         recyclerView = view.findViewById(R.id.recycler_view)
+        recyclerView?.allowFirstRunCheck = allowCheckingFirstRun()
         setupContentBottomOffset(view)
         recyclerView?.stateDrawableModifier = this
 
@@ -155,4 +156,6 @@ abstract class BaseFramesFragment<T> : Fragment(R.layout.fragment_stateful_recyc
 
     @DrawableRes
     open fun getNoSearchResultsDrawable(): Int = R.drawable.ic_empty_results
+
+    open fun allowCheckingFirstRun(): Boolean = false
 }

library/src/main/kotlin/dev/jahir/frames/ui/widgets/StatefulRecyclerView.kt

@@ -14,6 +14,7 @@ import androidx.appcompat.widget.AppCompatImageView
 import com.simplecityapps.recyclerview_fastscroll.views.FastScrollRecyclerView
 import dev.jahir.frames.R
 import dev.jahir.frames.extensions.context.drawable
+import dev.jahir.frames.extensions.context.isFirstRun
 import dev.jahir.frames.extensions.context.preferences
 import dev.jahir.frames.extensions.context.string
 import dev.jahir.frames.extensions.views.gone
@@ -32,6 +33,8 @@ open class StatefulRecyclerView @JvmOverloads constructor(
 
     var stateDrawableModifier: StateDrawableModifier? = null
 
+    var allowFirstRunCheck: Boolean = false
+
     var loading: Boolean = true
         set(value) {
             field = value
@@ -161,7 +164,7 @@ open class StatefulRecyclerView @JvmOverloads constructor(
         state = when {
             loading -> State.LOADING
             (adapter?.itemCount ?: 0) > 0 -> State.NORMAL
-            else -> State.EMPTY
+            else -> if (context.isFirstRun && allowFirstRunCheck) State.LOADING else State.EMPTY
         }
     }