- Move FreeDroidWarn initialization from MainApplication to ScreenActivity

- Removed launcher SVG and build script

.gitignore

@@ -12,3 +12,4 @@
 !/proguard.pro
 !/README.md
 !/src
+/gradle/gradle-daemon-jvm.properties

build.gradle

@@ -2,11 +2,12 @@ buildscript {
   repositories {
     google()
     mavenCentral()
+    maven { url 'https://jitpack.io' }
   }
 
   dependencies {
-    classpath 'com.android.tools.build:gradle:9.1.0'
+    classpath libs.gradle
-    classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:2.3.10'
+    classpath libs.kotlin.gradle.plugin
   }
 }
 
@@ -20,8 +21,8 @@ android {
     applicationId 'com.michatec.store'
     minSdk 30
     targetSdk 36
-    versionCode 16
+    versionCode 17
-    versionName '1.6'
+    versionName '1.7'
 
     def languages = [ 'en' ]
     buildConfigField 'String[]', 'LANGUAGES', '{ "' + languages.join('", "') + '" }'
@@ -95,16 +96,18 @@ android {
 repositories {
   google()
   mavenCentral()
+  maven { url 'https://jitpack.io' }
 }
 
 dependencies {
-  implementation 'org.jetbrains.kotlin:kotlin-stdlib:2.3.10'
+  implementation libs.kotlin.stdlib
-  implementation 'androidx.fragment:fragment-ktx:1.8.9'
+  implementation libs.fragment.ktx
-  implementation 'androidx.viewpager2:viewpager2:1.1.0'
+  implementation libs.viewpager2
-  implementation 'androidx.vectordrawable:vectordrawable:1.2.0'
+  implementation libs.vectordrawable
-  implementation 'com.squareup.okhttp3:okhttp:5.3.2'
+  implementation libs.okhttp
-  implementation 'io.reactivex.rxjava3:rxjava:3.1.12'
+  implementation libs.rxjava
-  implementation 'io.reactivex.rxjava3:rxandroid:3.0.2'
+  implementation libs.rxandroid
-  implementation 'com.fasterxml.jackson.core:jackson-core:2.21.1'
+  implementation libs.jackson.core
-  implementation 'com.squareup.picasso:picasso:2.71828'
+  implementation libs.picasso
+  implementation libs.freedroidwarn
 }

extra/launcher-make.sh

@@ -1,27 +0,0 @@
-#!/bin/bash
-
-set -e
-cd "`dirname "$0"`"
-
-dimensions=(mdpi:1 hdpi:1.5 xhdpi:2 xxhdpi:3 xxxhdpi:4)
-res='../src/main/res'
-
-cp 'launcher.svg' 'launcher-foreground.svg'
-inkscape --select circle --verb EditDelete --verb=FileSave --verb=FileQuit \
-'launcher-foreground.svg'
-
-for dimension in ${dimensions[@]}; do
-  resource="${dimension%:*}"
-  scale="${dimension#*:}"
-  mkdir -p "$res/mipmap-$resource" "$res/drawable-$resource"
-  size="`bc <<< "48 * $scale"`"
-  inkscape 'launcher.svg' -a 15:15:93:93 -w "$size" -h "$size" \
-  -e "$res/mipmap-$resource/ic_launcher.png"
-  optipng "$res/mipmap-$resource/ic_launcher.png"
-  size="`bc <<< "108 * $scale"`"
-  inkscape 'launcher-foreground.svg' -w "$size" -h "$size" \
-  -e "$res/drawable-$resource/ic_launcher_foreground.png"
-  optipng "$res/drawable-$resource/ic_launcher_foreground.png"
-done
-
-rm 'launcher-foreground.svg'

extra/launcher.svg

@@ -1,87 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-    xmlns="http://www.w3.org/2000/svg" style="enable-background:new" id="svg3" version="1.1" viewBox="0 0 108 108"
-    height="108" width="108" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://purl.org/dc/elements/1.1/">
-    <metadata id="metadata55">
-        <rdf:RDF>
-            <cc:Work rdf:about="">
-                <dc:format>image/svg+xml</dc:format>
-                <dc:type rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-                <dc:title>-</dc:title>
-            </cc:Work>
-        </rdf:RDF>
-    </metadata>
-    <defs id="defs17">
-        <clipPath id="paper-clip" clipPathUnits="userSpaceOnUse">
-            <path id="paper-clip-path" d="m 67.759585,28.469613 -18.355472,18.146485 -21.453125,-4.732422 9.087891,24.064453 25.894536,12.974609 12.37695,-23.86914 -1.93359,-0.66211 z" />
-        </clipPath>
-        <filter id="paper-inner-shadow">
-            <feFlood id="feFlood6" result="flood" flood-color="rgb(0,0,0)" flood-opacity="0.2" />
-            <feComposite id="feComposite8" result="composite1" operator="in" in2="SourceGraphic" in="flood" />
-            <feGaussianBlur id="feGaussianBlur10" result="blur" stdDeviation="2" in="composite1" />
-            <feOffset id="feOffset12" result="offset" dy="0" dx="0" />
-            <feComposite id="feComposite14" result="composite2" operator="over" in2="offset" in="SourceGraphic" />
-        </filter>
-        <filter id="paper-edge-1" style="color-interpolation-filters:sRGB">
-            <feFlood id="feFlood958" result="flood" flood-color="rgb(0,0,0)" flood-opacity="0.2" />
-            <feComposite id="feComposite960" result="composite1" operator="out" in2="SourceGraphic"
-                in="flood" />
-            <feGaussianBlur id="feGaussianBlur962" result="blur" stdDeviation="0" in="composite1" />
-            <feOffset id="feOffset964" result="offset" dy="0.2" dx="0.2" />
-            <feComposite id="feComposite966" result="composite2" operator="atop" in2="SourceGraphic"
-                in="offset" />
-        </filter>
-        <filter id="paper-edge-2" style="color-interpolation-filters:sRGB">
-            <feFlood id="feFlood1388" result="flood" flood-color="rgb(255,255,255)" flood-opacity="0.2" />
-            <feComposite id="feComposite1390" result="composite1" operator="out" in2="SourceGraphic"
-                in="flood" />
-            <feGaussianBlur id="feGaussianBlur1392" result="blur" stdDeviation="0" in="composite1" />
-            <feOffset id="feOffset1394" result="offset" dy="-0.1" dx="0.3" />
-            <feComposite id="feComposite1396" result="composite2" operator="atop" in2="SourceGraphic"
-                in="offset" />
-        </filter>
-        <filter id="paper-shadow" style="color-interpolation-filters:sRGB">
-            <feFlood id="feFlood1506" result="flood" flood-color="rgb(0,0,0)" flood-opacity="0.4" />
-            <feComposite id="feComposite1508" result="composite1" operator="in" in2="SourceGraphic"
-                in="flood" />
-            <feGaussianBlur id="feGaussianBlur1510" result="blur" stdDeviation="2" in="composite1" />
-            <feOffset id="feOffset1512" result="offset" dy="0" dx="0" />
-            <feComposite id="feComposite1514" result="composite2" operator="over" in2="offset" in="SourceGraphic" />
-        </filter>
-        <filter id="circle-shadow" style="color-interpolation-filters:sRGB">
-            <feFlood id="feFlood1626" result="flood" flood-color="rgb(255,255,255)" flood-opacity="0.2" />
-            <feComposite id="feComposite1628" result="composite1" operator="out" in2="SourceGraphic"
-                in="flood" />
-            <feGaussianBlur id="feGaussianBlur1630" result="blur" stdDeviation="0" in="composite1" />
-            <feOffset id="feOffset1632" result="offset" dy="0.5" dx="0" />
-            <feComposite id="feComposite1634" result="fbSourceGraphic" operator="atop" in2="SourceGraphic"
-                in="offset" />
-            <feFlood in="fbSourceGraphic" result="flood" flood-color="rgb(0,0,0)" flood-opacity="0.2"
-                id="feFlood1640" />
-            <feComposite result="composite1" operator="out" in="flood" id="feComposite1642" in2="fbSourceGraphic" />
-            <feGaussianBlur result="blur" stdDeviation="0" in="composite1" id="feGaussianBlur1644" />
-            <feOffset result="offset" dy="-0.5" dx="0" id="feOffset1646" />
-            <feComposite result="fbSourceGraphic" operator="atop" in="offset" id="feComposite1648"
-                in2="fbSourceGraphic" />
-            <feFlood in="fbSourceGraphic" result="flood" flood-color="rgb(0,0,0)" flood-opacity="0.2"
-                id="feFlood1664" />
-            <feComposite result="composite1" operator="in" in="flood" id="feComposite1666" in2="fbSourceGraphic" />
-            <feGaussianBlur result="blur" stdDeviation="1" in="composite1" id="feGaussianBlur1668" />
-            <feOffset result="offset" dy="1" dx="0" id="feOffset1670" />
-            <feComposite result="composite2" operator="over" in="fbSourceGraphic" id="feComposite1672"
-                in2="offset" />
-        </filter>
-    </defs>
-    <circle r="36" cy="54" cx="54" id="circle" style="fill:#262c38;filter:url(#circle-shadow)" />
-    <g style="filter:url(#paper-shadow)" id="paper-group">
-        <path d="m 67.75836,28.470764 -23.382292,23.115602 -0.0887,1.254642 29.189963,2.017946 z"
-            style="fill:#1976d2" id="paper-4" />
-        <path style="fill:#47a2fc;filter:url(#paper-inner-shadow)" d="m 27.949219,41.884766 9.08789,24.064453 25.894532,12.974609 12.376953,-23.86914 -22.298828,-7.638672 v -0.002 z"
-            clip-path="url(#paper-clip)" id="paper-3" />
-        <path d="m 53.009473,47.414648 -15.970174,18.53113 25.894116,12.97696 z" style="fill:#1976d2;filter:url(#paper-edge-1)"
-            id="paper-2" />
-        <path style="fill:#47a2fc;filter:url(#paper-edge-2)" d="m 53.009766,47.414016 9.923828,31.503906 12.375,-23.865234 z"
-            id="paper-1" />
-    </g>
-</svg>

gradle/libs.versions.toml

@@ -0,0 +1,30 @@
+[versions]
+fragment-ktx = "1.8.9"
+freedroidwarn = "V1.10"
+gradle = "9.1.0"
+gradle-toolchains-foojay-resolver-convention = "1.0.0"
+jackson-core = "2.21.2"
+kotlin = "2.3.20"
+okhttp = "5.3.2"
+picasso = "2.71828"
+rxandroid = "3.0.2"
+rxjava = "3.1.12"
+vectordrawable = "1.2.0"
+viewpager2 = "1.1.0"
+
+[libraries]
+fragment-ktx = { group = "androidx.fragment", name = "fragment-ktx", version.ref = "fragment-ktx" }
+freedroidwarn = { group = "com.github.woheller69", name = "FreeDroidWarn", version.ref = "freedroidwarn" }
+gradle = { group = "com.android.tools.build", name = "gradle", version.ref = "gradle" }
+jackson-core = { group = "com.fasterxml.jackson.core", name = "jackson-core", version.ref = "jackson-core" }
+kotlin-gradle-plugin = { group = "org.jetbrains.kotlin", name = "kotlin-gradle-plugin", version.ref = "kotlin" }
+kotlin-stdlib = { group = "org.jetbrains.kotlin", name = "kotlin-stdlib", version.ref = "kotlin" }
+okhttp = { group = "com.squareup.okhttp3", name = "okhttp", version.ref = "okhttp" }
+picasso = { group = "com.squareup.picasso", name = "picasso", version.ref = "picasso" }
+rxandroid = { group = "io.reactivex.rxjava3", name = "rxandroid", version.ref = "rxandroid" }
+rxjava = { group = "io.reactivex.rxjava3", name = "rxjava", version.ref = "rxjava" }
+vectordrawable = { group = "androidx.vectordrawable", name = "vectordrawable", version.ref = "vectordrawable" }
+viewpager2 = { group = "androidx.viewpager2", name = "viewpager2", version.ref = "viewpager2" }
+
+[plugins]
+foojay = { id = "org.gradle.toolchains.foojay-resolver-convention", version.ref = "gradle-toolchains-foojay-resolver-convention" }

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

metadata/en-US/changelogs/2.txt

@@ -1,3 +0,0 @@
-* Allow to sort by date added and last update
-* Display more compatibility information for packages
-* Drop AppCompat and reduce APK file size

metadata/en-US/changelogs/3.txt

@@ -1,3 +0,0 @@
-* Persist sorting order across application restarts
-* Display Open Collective donation links
-* Rework text strings

metadata/en-US/changelogs/4.txt

@@ -1,4 +0,0 @@
-* Full text search
-* Search results ranking
-* Allow to view packages per repository
-* Automatic day/night theme for Android 10

settings.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'org.gradle.toolchains.foojay-resolver-convention' version '1.0.0'
+    id "org.gradle.toolchains.foojay-resolver-convention" version "1.0.0"
 }
 rootProject.name = "michas-droid"
 include ':'

src/main/kotlin/com/michatec/store/content/Preferences.kt

@@ -16,8 +16,10 @@ object Preferences {
 
   private val subject = PublishSubject.create<Key<*>>()
 
-  private val keys = sequenceOf(Key.AutoSync, Key.IncompatibleVersions, Key.ProxyHost, Key.ProxyPort, Key.ProxyType,
+  private val keys = sequenceOf(
-    Key.SortOrder, Key.Theme, Key.UpdateNotify, Key.UpdateUnstable).map { Pair(it.name, it) }.toMap()
+      Key.AutoSync, Key.IncompatibleVersions, Key.ProxyHost, Key.ProxyPort, Key.ProxyType,
+      Key.SortOrder, Key.Theme, Key.UpdateNotify, Key.UpdateUnstable
+  ).associateBy { it.name }
 
     private val listener = SharedPreferences.OnSharedPreferenceChangeListener { _, keyString ->
     keys[keyString]?.let(subject::onNext)

src/main/kotlin/com/michatec/store/graphics/DrawableWrapper.kt

@@ -74,5 +74,6 @@ open class DrawableWrapper(val drawable: Drawable): Drawable() {
     DrawableCompat.setHotspotBounds(drawable, left, top, right, bottom)
   }
 
+  @Suppress("DEPRECATION", "OVERRIDE_DEPRECATION")
   override fun getOpacity(): Int = drawable.opacity
 }

src/main/kotlin/com/michatec/store/index/IndexHandler.kt

@@ -260,6 +260,6 @@ class IndexHandler(private val repositoryId: Long, private val callback: Callbac
 
   override fun characters(ch: CharArray, start: Int, length: Int) {
     super.characters(ch, start, length)
-    contentBuilder.append(ch, start, length)
+    contentBuilder.appendRange(ch, start, start + length)
   }
 }

src/main/kotlin/com/michatec/store/screen/ProductAdapter.kt

@@ -362,10 +362,10 @@ class ProductAdapter(private val callbacks: Callbacks, private val columns: Int)
     }
   }
 
+  @SuppressLint("ClickableViewAccessibility")
   private open class OverlappingViewHolder(itemView: View): RecyclerView.ViewHolder(itemView) {
     init {
       // Block touch events if touched above negative margin
-      @SuppressLint("ClickableViewAccessibility")
       itemView.setOnTouchListener { v, event ->
         val top = (v.layoutParams as ViewGroup.MarginLayoutParams).topMargin
           event.action == MotionEvent.ACTION_DOWN && top < 0 && event.y < -top
@@ -373,6 +373,7 @@ class ProductAdapter(private val callbacks: Callbacks, private val columns: Int)
     }
   }
 
+  @SuppressLint("SetTextI18n")
   private class LinkViewHolder(itemView: View): OverlappingViewHolder(itemView) {
     companion object {
       private val measurement = Measurement<Int>()
@@ -384,7 +385,6 @@ class ProductAdapter(private val callbacks: Callbacks, private val columns: Int)
 
     init {
       val margin = measurement.invalidate(itemView.resources) {
-        @SuppressLint("SetTextI18n")
         text.text = "measure"
         link.visibility = View.GONE
         measurement.measure(itemView)
@@ -397,6 +397,7 @@ class ProductAdapter(private val callbacks: Callbacks, private val columns: Int)
     }
   }
 
+  @SuppressLint("SetTextI18n")
   private class PermissionsViewHolder(itemView: View): OverlappingViewHolder(itemView) {
     companion object {
       private val measurement = Measurement<Int>()
@@ -407,7 +408,6 @@ class ProductAdapter(private val callbacks: Callbacks, private val columns: Int)
 
     init {
       val margin = measurement.invalidate(itemView.resources) {
-        @SuppressLint("SetTextI18n")
         text.text = "measure"
         measurement.measure(itemView)
         ((itemView.measuredHeight - icon.measuredHeight) / 2f).roundToInt()

src/main/kotlin/com/michatec/store/screen/ProductFragment.kt

@@ -148,7 +148,7 @@ class ProductFragment(): ScreenFragment(), ProductAdapter.Callbacks {
       .flatMapSingle { products -> RxUtils
         .querySingle { signal -> Database.RepositoryAdapter.getAll(signal) }
         .map { result ->
-            result.asSequence().map { Pair(it.id, it) }.toMap()
+            result.associateBy { it.id }
                 .let { map -> products.mapNotNull { product -> map[product.repositoryId]?.let { Pair(product, it) } } } } }
       .flatMapSingle { products -> RxUtils
         .querySingle { signal -> Nullable(Database.InstalledAdapter.get(packageName, signal)) }
@@ -397,7 +397,7 @@ class ProductFragment(): ScreenFragment(), ProductAdapter.Callbacks {
   override fun onScreenshotClick(screenshot: Product.Screenshot) {
     val pair = products.asSequence()
         .map { it -> Pair(it.second, it.first.screenshots.find { it === screenshot }?.identifier) }
-      .filter { it.second != null }.firstOrNull()
+        .firstOrNull { it.second != null }
       if (pair != null) {
       val (repository, identifier) = pair
       if (identifier != null) {
@@ -420,7 +420,8 @@ class ProductFragment(): ScreenFragment(), ProductAdapter.Callbacks {
         MessageDialog(MessageDialog.Message.ReleaseSignatureMismatch).show(childFragmentManager)
       }
       else -> {
-        val productRepository = products.asSequence().filter { it -> it.first.releases.any { it === release } }.firstOrNull()
+        val productRepository =
+            products.firstOrNull { it -> it.first.releases.any { it === release } }
           if (productRepository != null) {
           downloadConnection.binder?.enqueue(packageName, productRepository.first.name,
             productRepository.second, release)

src/main/kotlin/com/michatec/store/screen/ProductsAdapter.kt

@@ -196,6 +196,12 @@ class ProductsAdapter(private val onClick: (ProductItem) -> Unit):
     }
   }
 
+  override fun areContentsTheSame(oldCursor: Cursor, newCursor: Cursor): Boolean {
+    val oldItem = Database.ProductAdapter.transformItem(oldCursor)
+    val newItem = Database.ProductAdapter.transformItem(newCursor)
+    return oldItem == newItem
+  }
+
   @SuppressLint("NotifyDataSetChanged")
   override fun onCursorChanged(oldCursor: Cursor?, newCursor: Cursor?) {
     val oldSize = oldCursor?.count ?: 0

src/main/kotlin/com/michatec/store/screen/ScreenActivity.kt

@@ -14,6 +14,7 @@ import androidx.core.os.BundleCompat
 import androidx.core.view.WindowCompat
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentActivity
+import com.michatec.store.BuildConfig
 import com.michatec.store.R
 import com.michatec.store.content.Cache
 import com.michatec.store.content.Preferences
@@ -23,6 +24,7 @@ import com.michatec.store.utility.Utils
 import com.michatec.store.utility.extension.android.*
 import com.michatec.store.utility.extension.resources.*
 import com.michatec.store.utility.extension.text.*
+import org.woheller69.freeDroidWarn.FreeDroidWarn
 
 abstract class ScreenActivity: FragmentActivity() {
   companion object {
@@ -74,6 +76,8 @@ abstract class ScreenActivity: FragmentActivity() {
     setTheme(Preferences[Preferences.Key.Theme].getResId(resources.configuration))
     super.onCreate(savedInstanceState)
 
+    FreeDroidWarn.showWarningOnUpgrade(this, BuildConfig.VERSION_CODE)
+
     WindowCompat.setDecorFitsSystemWindows(window, false)
     addContentView(FrameLayout(this).apply { id = R.id.main_content },
       ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT))

src/main/kotlin/com/michatec/store/screen/TabsFragment.kt

@@ -561,6 +561,7 @@ class TabsFragment: ScreenFragment() {
 
     override fun setAlpha(alpha: Int) = Unit
     override fun setColorFilter(colorFilter: ColorFilter?) = Unit
+    @Deprecated("Deprecated in Java")
     override fun getOpacity(): Int = PixelFormat.TRANSLUCENT
   }
 

src/main/kotlin/com/michatec/store/service/Connection.kt

@@ -19,11 +19,11 @@ class Connection<B: IBinder, S: ConnectionService<B>>(private val serviceClass:
     }
   }
 
-  override fun onServiceConnected(componentName: ComponentName, binder: IBinder) {
   @Suppress("UNCHECKED_CAST")
-    binder as B
+  override fun onServiceConnected(componentName: ComponentName, binder: IBinder) {
-    this.binder = binder
+    val b = binder as B
-    onBind?.invoke(this, binder)
+    this.binder = b
+    onBind?.invoke(this, b)
   }
 
   override fun onServiceDisconnected(componentName: ComponentName) {

src/main/kotlin/com/michatec/store/service/SyncService.kt

@@ -331,7 +331,7 @@ class SyncService: ConnectionService<SyncService.Binder>() {
               currentTask = null
               handleNextTask(false)
               val blocked = updateNotificationBlockerFragment?.get()?.isAdded == true
-              if (!blocked && result != null && result.isNotEmpty()) {
+              if (!blocked && !result.isNullOrEmpty()) {
                 displayUpdatesNotification(result)
               }
             }

src/main/kotlin/com/michatec/store/utility/RxUtils.kt

@@ -12,7 +12,7 @@ import okhttp3.Response
 
 object RxUtils {
   private class ManagedDisposable(private val cancel: () -> Unit): Disposable {
-    @Volatile var disposed = false
+    var disposed = false
     override fun isDisposed(): Boolean = disposed
 
     override fun dispose() {

src/main/kotlin/com/michatec/store/utility/Utils.kt

@@ -1,7 +1,6 @@
 package com.michatec.store.utility
 
 import android.animation.ValueAnimator
-import android.annotation.SuppressLint
 import android.content.Context
 import android.content.pm.Signature
 import android.content.res.Configuration
@@ -67,17 +66,11 @@ object Utils {
     }
   }
 
-  @SuppressLint("SuspiciousIndentation")
   fun configureLocale(context: Context): Context {
     val supportedLanguages = BuildConfig.LANGUAGES.toSet()
     val configuration = context.resources.configuration
-    val currentLocales = if (Android.sdk(24)) {
     val localesList = configuration.locales
-      (0 until localesList.size()).map(localesList::get)
+    val currentLocales = (0 until localesList.size()).map(localesList::get)
-    } else {
-      @Suppress("DEPRECATION")
-      listOf(configuration.locale)
-    }
     val compatibleLocales = currentLocales
       .filter { it.language in supportedLanguages }
       .let { it.ifEmpty { listOf(Locale.US) } }

src/main/kotlin/com/michatec/store/widget/CursorRecyclerAdapter.kt

@@ -33,9 +33,8 @@ abstract class CursorRecyclerAdapter<VT: Enum<VT>, VH: RecyclerView.ViewHolder>:
       return
     }
 
-    // Further reduced threshold to 100 for DiffUtil to avoid any noticeable frame drops on the main thread.
+    // Increased threshold for DiffUtil and optimized callback
-    // JSON parsing and DB access during diffing are slow.
+    if (oldSize > 500 || newSize > 500) {
-    if (oldSize > 100 || newSize > 100) {
         notifyDataSetChanged()
         return
     }
@@ -60,7 +59,6 @@ abstract class CursorRecyclerAdapter<VT: Enum<VT>, VH: RecyclerView.ViewHolder>:
         })
         diffResult.dispatchUpdatesTo(this)
     } catch (_: Exception) {
-        // Fallback in case of cursor issues during diffing
         notifyDataSetChanged()
     }
   }

src/main/kotlin/com/michatec/store/widget/FragmentLinearLayout.kt

@@ -12,11 +12,4 @@ class FragmentLinearLayout: LinearLayout {
   init {
     fitsSystemWindows = true
   }
-
-  @Suppress("unused")
-  var percentTranslationY: Float
-    get() = height.let { if (it > 0) translationY / it else 0f }
-    set(value) {
-      translationY = value * height
-    }
 }