locale: add translations for auth rate limiting and scrollbar settings

composeApp/src/commonMain/kotlin/zed/rainxch/githubstore/Main.kt

@@ -103,6 +103,7 @@ fun App(deepLinkUri: String? = null) {
         AppNavigation(
             navController = navController,
             isLiquidGlassEnabled = state.isLiquidGlassEnabled,
+            isScrollbarEnabled = state.isScrollbarEnabled,
         )
     }
 }

composeApp/src/commonMain/kotlin/zed/rainxch/githubstore/MainState.kt

@@ -14,4 +14,5 @@ data class MainState(
     val isDarkTheme: Boolean? = null,
     val currentFontTheme: FontTheme = FontTheme.CUSTOM,
     val isLiquidGlassEnabled: Boolean = true,
+    val isScrollbarEnabled: Boolean = false,
 )

composeApp/src/commonMain/kotlin/zed/rainxch/githubstore/MainViewModel.kt

@@ -80,6 +80,12 @@ class MainViewModel(
             }
         }
 
+        viewModelScope.launch {
+            tweaksRepository.getScrollbarEnabled().collect { enabled ->
+                _state.update { it.copy(isScrollbarEnabled = enabled) }
+            }
+        }
+
         viewModelScope.launch {
             rateLimitRepository.rateLimitState.collect { rateLimitInfo ->
                 _state.update { currentState ->

composeApp/src/commonMain/kotlin/zed/rainxch/githubstore/app/navigation/AppNavigation.kt

@@ -31,6 +31,7 @@ import zed.rainxch.apps.presentation.AppsViewModel
 import zed.rainxch.auth.presentation.AuthenticationRoot
 import zed.rainxch.core.presentation.locals.LocalBottomNavigationHeight
 import zed.rainxch.core.presentation.locals.LocalBottomNavigationLiquid
+import zed.rainxch.core.presentation.locals.LocalScrollbarEnabled
 import zed.rainxch.details.presentation.DetailsRoot
 import zed.rainxch.devprofile.presentation.DeveloperProfileRoot
 import zed.rainxch.favourites.presentation.FavouritesRoot
@@ -43,6 +44,7 @@ import zed.rainxch.starred.presentation.StarredReposRoot
 fun AppNavigation(
     navController: NavHostController,
     isLiquidGlassEnabled: Boolean = true,
+    isScrollbarEnabled: Boolean = false,
 ) {
     val liquidState = rememberLiquidState()
     var bottomNavigationHeight by remember { mutableStateOf(0.dp) }
@@ -54,6 +56,7 @@ fun AppNavigation(
     CompositionLocalProvider(
         LocalBottomNavigationLiquid provides liquidState,
         LocalBottomNavigationHeight provides bottomNavigationHeight,
+        LocalScrollbarEnabled provides isScrollbarEnabled,
     ) {
         Box(
             modifier = Modifier.fillMaxSize(),

core/data/src/commonMain/kotlin/zed/rainxch/core/data/repository/TweaksRepositoryImpl.kt

@@ -157,6 +157,17 @@ class TweaksRepositoryImpl(
         }
     }
 
+    override fun getScrollbarEnabled(): Flow<Boolean> =
+        preferences.data.map { prefs ->
+            prefs[SCROLLBAR_ENABLED_KEY] ?: false
+        }
+
+    override suspend fun setScrollbarEnabled(enabled: Boolean) {
+        preferences.edit { prefs ->
+            prefs[SCROLLBAR_ENABLED_KEY] = enabled
+        }
+    }
+
     companion object {
         private const val DEFAULT_UPDATE_CHECK_INTERVAL_HOURS = 6L
 
@@ -172,5 +183,6 @@ class TweaksRepositoryImpl(
         private val INCLUDE_PRE_RELEASES_KEY = booleanPreferencesKey("include_pre_releases")
         private val LIQUID_GLASS_ENABLED_KEY = booleanPreferencesKey("liquid_glass_enabled")
         private val HIDE_SEEN_ENABLED_KEY = booleanPreferencesKey("hide_seen_enabled")
+        private val SCROLLBAR_ENABLED_KEY = booleanPreferencesKey("scrollbar_enabled")
     }
 }

core/domain/src/commonMain/kotlin/zed/rainxch/core/domain/repository/TweaksRepository.kt

@@ -54,4 +54,8 @@ interface TweaksRepository {
     fun getDiscoveryPlatform(): Flow<DiscoveryPlatform>
 
     suspend fun setDiscoveryPlatform(platform: DiscoveryPlatform)
+
+    fun getScrollbarEnabled(): Flow<Boolean>
+
+    suspend fun setScrollbarEnabled(enabled: Boolean)
 }

core/presentation/src/androidMain/kotlin/zed/rainxch/core/presentation/components/ScrollbarContainer.android.kt

@@ -0,0 +1,26 @@
+package zed.rainxch.core.presentation.components
+
+import androidx.compose.foundation.lazy.LazyListState
+import androidx.compose.foundation.lazy.staggeredgrid.LazyStaggeredGridState
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+@Composable
+actual fun ScrollbarContainer(
+    listState: LazyListState,
+    enabled: Boolean,
+    modifier: Modifier,
+    content: @Composable () -> Unit,
+) {
+    content()
+}
+
+@Composable
+actual fun ScrollbarContainer(
+    gridState: LazyStaggeredGridState,
+    enabled: Boolean,
+    modifier: Modifier,
+    content: @Composable () -> Unit,
+) {
+    content()
+}

core/presentation/src/commonMain/composeResources/values-ar/strings-ar.xml

@@ -440,6 +440,7 @@
     <string name="auth_hint_denied">لقد رفضت طلب التفويض. حاول مرة أخرى إذا كان ذلك غير مقصود.</string>
     <string name="auth_check_status">لقد قمت بالتفويض بالفعل</string>
     <string name="auth_polling_status">جارٍ التحقق…</string>
+    <string name="auth_rate_limited">تم تقييد المعدل — إعادة المحاولة خلال %1$d ثانية</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">اقرأ المزيد</string>

core/presentation/src/commonMain/composeResources/values-bn/strings-bn.xml

@@ -440,6 +440,7 @@
     <string name="auth_hint_denied">আপনি অনুমোদনের অনুরোধ প্রত্যাখ্যান করেছেন। এটি অনিচ্ছাকৃত হলে আবার চেষ্টা করুন।</string>
     <string name="auth_check_status">আমি ইতিমধ্যেই অনুমোদন করেছি</string>
     <string name="auth_polling_status">যাচাই করা হচ্ছে…</string>
+    <string name="auth_rate_limited">অনুরোধ সীমাবদ্ধ — %1$d সেকেন্ডে পুনরায় চেষ্টা করা হবে</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">আরও পড়ুন</string>

core/presentation/src/commonMain/composeResources/values-es/strings-es.xml

@@ -405,6 +405,7 @@
     <string name="auth_hint_denied">Rechazaste la solicitud de autorización. Intenta de nuevo si fue involuntario.</string>
     <string name="auth_check_status">Ya he autorizado</string>
     <string name="auth_polling_status">Comprobando…</string>
+    <string name="auth_rate_limited">Límite alcanzado — reintentando en %1$d s</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Leer más</string>

core/presentation/src/commonMain/composeResources/values-fr/strings-fr.xml

@@ -405,6 +405,7 @@
     <string name="auth_hint_denied">Vous avez refusé la demande d\'autorisation. Réessayez si c\'était involontaire.</string>
     <string name="auth_check_status">J’ai déjà autorisé</string>
     <string name="auth_polling_status">Vérification…</string>
+    <string name="auth_rate_limited">Limite atteinte — nouvelle tentative dans %1$d s</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Lire la suite</string>

core/presentation/src/commonMain/composeResources/values-hi/strings-hi.xml

@@ -439,6 +439,7 @@
     <string name="auth_hint_denied">आपने प्राधिकरण अनुरोध अस्वीकार कर दिया। यदि यह अनजाने में हुआ तो पुनः प्रयास करें।</string>
     <string name="auth_check_status">मैं पहले ही अनुमति दे चुका हूँ</string>
     <string name="auth_polling_status">जाँच की जा रही है…</string>
+    <string name="auth_rate_limited">दर सीमा पार — %1$d सेकंड में पुनः प्रयास</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">और पढ़ें</string>

core/presentation/src/commonMain/composeResources/values-it/strings-it.xml

@@ -441,6 +441,7 @@
     <string name="auth_hint_denied">Hai rifiutato la richiesta di autorizzazione. Riprova se è stato involontario.</string>
     <string name="auth_check_status">Ho già autorizzato</string>
     <string name="auth_polling_status">Verifica in corso…</string>
+    <string name="auth_rate_limited">Limite raggiunto — nuovo tentativo tra %1$d s</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Leggi di più</string>

core/presentation/src/commonMain/composeResources/values-ja/strings-ja.xml

@@ -405,6 +405,7 @@
     <string name="auth_hint_denied">認証リクエストを拒否しました。意図しない場合は再試行してください。</string>
     <string name="auth_check_status">すでに認証しました</string>
     <string name="auth_polling_status">確認中…</string>
+    <string name="auth_rate_limited">レート制限に達しました — %1$d秒後に再試行</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">もっと読む</string>

core/presentation/src/commonMain/composeResources/values-ko/strings-ko.xml

@@ -438,6 +438,7 @@
     <string name="auth_hint_denied">인증 요청을 거부했습니다. 의도하지 않은 경우 다시 시도하세요.</string>
     <string name="auth_check_status">이미 인증했습니다</string>
     <string name="auth_polling_status">확인 중…</string>
+    <string name="auth_rate_limited">요청 제한 초과 — %1$d초 후 다시 시도</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">더 보기</string>

core/presentation/src/commonMain/composeResources/values-pl/strings-pl.xml

@@ -403,6 +403,7 @@
     <string name="auth_hint_denied">Odrzuciłeś żądanie autoryzacji. Spróbuj ponownie, jeśli było to niezamierzone.</string>
     <string name="auth_check_status">Już autoryzowałem</string>
     <string name="auth_polling_status">Sprawdzanie…</string>
+    <string name="auth_rate_limited">Osiągnięto limit — ponowna próba za %1$d s</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Czytaj więcej</string>

core/presentation/src/commonMain/composeResources/values-ru/strings-ru.xml

@@ -405,6 +405,7 @@
     <string name="auth_hint_denied">Вы отклонили запрос авторизации. Попробуйте снова, если это было непреднамеренно.</string>
     <string name="auth_check_status">Я уже авторизовался</string>
     <string name="auth_polling_status">Проверка…</string>
+    <string name="auth_rate_limited">Превышен лимит — повтор через %1$d с</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Читать далее</string>

core/presentation/src/commonMain/composeResources/values-tr/strings-tr.xml

@@ -437,6 +437,7 @@
     <string name="auth_hint_denied">Yetkilendirme isteğini reddettiniz. İstemeden yaptıysanız tekrar deneyin.</string>
     <string name="auth_check_status">Zaten yetkilendirdim</string>
     <string name="auth_polling_status">Kontrol ediliyor…</string>
+    <string name="auth_rate_limited">İstek sınırına ulaşıldı — %1$d sn sonra tekrar denenecek</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">Devamını oku</string>

core/presentation/src/commonMain/composeResources/values-zh-rCN/strings-zh-rCN.xml

@@ -406,6 +406,7 @@
     <string name="auth_hint_denied">您拒绝了授权请求。如果是误操作，请重试。</string>
     <string name="auth_check_status">我已经授权</string>
     <string name="auth_polling_status">正在检查…</string>
+    <string name="auth_rate_limited">请求过于频繁 — 将在 %1$d 秒后重试</string>
 
     <!-- Read More / Show Less -->
     <string name="read_more">阅读更多</string>

core/presentation/src/commonMain/composeResources/values/strings.xml

@@ -597,6 +597,9 @@
     <string name="liquid_glass_option_title">Liquid Glass Effect</string>
     <string name="liquid_glass_option_description">Enhance the interface with a smooth glass-like appearance</string>
 
+    <string name="scrollbar_option_title">Scrollbar</string>
+    <string name="scrollbar_option_description">Show scrollbar on scrollable lists (desktop)</string>
+
     <string name="hide_seen_title">Hide Seen Repositories</string>
     <string name="hide_seen_description">Hide repositories you have already viewed from discovery feeds</string>
     <string name="clear_seen_history">Clear Seen History</string>

core/presentation/src/commonMain/kotlin/zed/rainxch/core/presentation/components/ScrollbarContainer.kt

@@ -0,0 +1,30 @@
+package zed.rainxch.core.presentation.components
+
+import androidx.compose.foundation.lazy.LazyListState
+import androidx.compose.foundation.lazy.staggeredgrid.LazyStaggeredGridState
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+/**
+ * Wraps content with a platform-appropriate scrollbar.
+ * On Desktop (JVM), adds a VerticalScrollbar when [enabled] is true.
+ * On Android, renders only the [content] (no scrollbar).
+ */
+@Composable
+expect fun ScrollbarContainer(
+    listState: LazyListState,
+    enabled: Boolean,
+    modifier: Modifier = Modifier,
+    content: @Composable () -> Unit,
+)
+
+/**
+ * Overload for [LazyStaggeredGridState].
+ */
+@Composable
+expect fun ScrollbarContainer(
+    gridState: LazyStaggeredGridState,
+    enabled: Boolean,
+    modifier: Modifier = Modifier,
+    content: @Composable () -> Unit,
+)

core/presentation/src/commonMain/kotlin/zed/rainxch/core/presentation/locals/LocalScrollbarEnabled.kt

@@ -0,0 +1,9 @@
+package zed.rainxch.core.presentation.locals
+
+import androidx.compose.runtime.compositionLocalOf
+
+/**
+ * CompositionLocal providing whether the scrollbar should be shown.
+ * Defaults to false (no scrollbar).
+ */
+val LocalScrollbarEnabled = compositionLocalOf { false }

core/presentation/src/jvmMain/kotlin/zed/rainxch/core/presentation/components/ScrollbarContainer.jvm.kt

@@ -0,0 +1,128 @@
+package zed.rainxch.core.presentation.components
+
+import androidx.compose.foundation.LocalScrollbarStyle
+import androidx.compose.foundation.ScrollbarAdapter
+import androidx.compose.foundation.VerticalScrollbar
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxHeight
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyListState
+import androidx.compose.foundation.lazy.staggeredgrid.LazyStaggeredGridState
+import androidx.compose.foundation.rememberScrollbarAdapter
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+
+@Composable
+actual fun ScrollbarContainer(
+    listState: LazyListState,
+    enabled: Boolean,
+    modifier: Modifier,
+    content: @Composable () -> Unit,
+) {
+    if (!enabled) {
+        content()
+        return
+    }
+    Box(modifier = modifier.padding(start = 8.dp)) {
+        val scrollbarStyle =
+            LocalScrollbarStyle.current.copy(
+                shape = RoundedCornerShape(32.dp),
+                unhoverColor = MaterialTheme.colorScheme.onSurface,
+                hoverColor = MaterialTheme.colorScheme.onSurfaceVariant,
+            )
+        content()
+        VerticalScrollbar(
+            adapter = rememberScrollbarAdapter(listState),
+            modifier =
+                Modifier
+                    .fillMaxHeight()
+                    .align(Alignment.CenterEnd),
+            style = scrollbarStyle,
+        )
+    }
+}
+
+@Composable
+actual fun ScrollbarContainer(
+    gridState: LazyStaggeredGridState,
+    enabled: Boolean,
+    modifier: Modifier,
+    content: @Composable () -> Unit,
+) {
+    if (!enabled) {
+        content()
+        return
+    }
+    Box(modifier = modifier.padding(start = 8.dp)) {
+        val scrollbarStyle =
+            LocalScrollbarStyle.current.copy(
+                shape = RoundedCornerShape(32.dp),
+                unhoverColor = MaterialTheme.colorScheme.onSurface,
+                hoverColor = MaterialTheme.colorScheme.onSurfaceVariant,
+            )
+
+        content()
+        val adapter = remember(gridState) { StaggeredGridScrollbarAdapter(gridState) }
+        VerticalScrollbar(
+            adapter = adapter,
+            modifier =
+                Modifier
+                    .fillMaxHeight()
+                    .align(Alignment.CenterEnd),
+            style = scrollbarStyle,
+        )
+    }
+}
+
+/**
+ * Custom [ScrollbarAdapter] for [LazyStaggeredGridState] since Compose Desktop
+ * does not provide a built-in [rememberScrollbarAdapter] overload for staggered grids.
+ */
+private class StaggeredGridScrollbarAdapter(
+    private val gridState: LazyStaggeredGridState,
+) : ScrollbarAdapter {
+    override val scrollOffset: Float
+        get() {
+            val layoutInfo = gridState.layoutInfo
+            val firstVisible = layoutInfo.visibleItemsInfo.firstOrNull() ?: return 0f
+            val fraction = firstVisible.index.toFloat() / maxOf(layoutInfo.totalItemsCount, 1)
+            return fraction * estimatedContentSize() - firstVisible.offset.y.toFloat()
+        }
+
+    override fun maxScrollOffset(containerSize: Int): Float = (estimatedContentSize() - containerSize).coerceAtLeast(0f)
+
+    override suspend fun scrollTo(
+        containerSize: Int,
+        scrollOffset: Float,
+    ) {
+        val totalContent = estimatedContentSize()
+        val layoutInfo = gridState.layoutInfo
+        if (layoutInfo.totalItemsCount == 0 || totalContent <= 0f) return
+        val fraction = scrollOffset / totalContent
+        val targetIndex =
+            (fraction * layoutInfo.totalItemsCount)
+                .toInt()
+                .coerceIn(0, maxOf(layoutInfo.totalItemsCount - 1, 0))
+        gridState.scrollToItem(targetIndex)
+    }
+
+    private fun estimatedContentSize(): Float {
+        val layoutInfo = gridState.layoutInfo
+        if (layoutInfo.totalItemsCount == 0) return 0f
+        val visibleItems = layoutInfo.visibleItemsInfo
+        if (visibleItems.isEmpty()) return 0f
+        val avgHeight = visibleItems.map { it.size.height }.average().toFloat()
+        val laneCount =
+            maxOf(
+                visibleItems.maxOf { it.lane + 1 },
+                1,
+            )
+        val rows = (layoutInfo.totalItemsCount + laneCount - 1) / laneCount
+        return rows * avgHeight + layoutInfo.beforeContentPadding + layoutInfo.afterContentPadding
+    }
+}