Add warning about F-Droid build support in More screen

app/src/main/java/eu/kanade/presentation/browse/ExtensionDetailsScreen.kt

@@ -4,8 +4,6 @@ import android.content.Intent
 import android.net.Uri
 import android.provider.Settings
 import android.util.DisplayMetrics
-import androidx.annotation.StringRes
-import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.Arrangement
@@ -56,6 +54,7 @@ import eu.kanade.presentation.components.EmptyScreen
 import eu.kanade.presentation.components.LoadingScreen
 import eu.kanade.presentation.components.Scaffold
 import eu.kanade.presentation.components.ScrollbarLazyColumn
+import eu.kanade.presentation.components.WarningBanner
 import eu.kanade.presentation.more.settings.widget.TextPreferenceWidget
 import eu.kanade.presentation.more.settings.widget.TrailingWidgetBuffer
 import eu.kanade.presentation.util.horizontalPadding
@@ -195,20 +194,6 @@ private fun ExtensionDetails(
     }
 }
 
-@Composable
-private fun WarningBanner(@StringRes textRes: Int) {
-    Text(
-        text = stringResource(textRes),
-        modifier = Modifier
-            .fillMaxWidth()
-            .background(MaterialTheme.colorScheme.error)
-            .padding(16.dp),
-        color = MaterialTheme.colorScheme.onError,
-        style = MaterialTheme.typography.bodyMedium,
-        textAlign = TextAlign.Center,
-    )
-}
-
 @Composable
 private fun DetailsHeader(
     extension: Extension,

app/src/main/java/eu/kanade/presentation/components/Banners.kt

@@ -1,5 +1,6 @@
 package eu.kanade.presentation.components
 
+import androidx.annotation.StringRes
 import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -13,6 +14,23 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import eu.kanade.tachiyomi.R
 
+@Composable
+fun WarningBanner(
+    @StringRes textRes: Int,
+    modifier: Modifier = Modifier,
+) {
+    Text(
+        text = stringResource(textRes),
+        modifier = modifier
+            .fillMaxWidth()
+            .background(MaterialTheme.colorScheme.error)
+            .padding(16.dp),
+        color = MaterialTheme.colorScheme.onError,
+        style = MaterialTheme.typography.bodyMedium,
+        textAlign = TextAlign.Center,
+    )
+}
+
 @Composable
 fun AppStateBanners(
     downloadedOnlyMode: Boolean,

app/src/main/java/eu/kanade/presentation/more/MoreScreen.kt

@@ -1,5 +1,6 @@
 package eu.kanade.presentation.more
 
+import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.asPaddingValues
 import androidx.compose.foundation.layout.navigationBars
@@ -24,6 +25,7 @@ import androidx.compose.ui.res.vectorResource
 import eu.kanade.presentation.components.AppStateBanners
 import eu.kanade.presentation.components.Divider
 import eu.kanade.presentation.components.ScrollbarLazyColumn
+import eu.kanade.presentation.components.WarningBanner
 import eu.kanade.presentation.more.settings.widget.SwitchPreferenceWidget
 import eu.kanade.presentation.more.settings.widget.TextPreferenceWidget
 import eu.kanade.tachiyomi.R
@@ -35,6 +37,7 @@ import eu.kanade.tachiyomi.widget.TachiyomiBottomNavigationView
 @Composable
 fun MoreScreen(
     presenter: MorePresenter,
+    isFDroid: Boolean,
     onClickDownloadQueue: () -> Unit,
     onClickCategories: () -> Unit,
     onClickBackupAndRestore: () -> Unit,
@@ -50,6 +53,17 @@ fun MoreScreen(
             WindowInsets.navigationBars.asPaddingValues(),
         ),
     ) {
+        if (isFDroid) {
+            item {
+                WarningBanner(
+                    textRes = R.string.fdroid_warning,
+                    modifier = Modifier.clickable {
+                        uriHandler.openUri("https://tachiyomi.org/help/faq/#how-do-i-migrate-from-the-f-droid-version")
+                    },
+                )
+            }
+        }
+
         item {
             LogoHeader()
         }

app/src/main/java/eu/kanade/tachiyomi/data/updater/AppUpdateChecker.kt

@@ -9,7 +9,7 @@ import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.network.await
 import eu.kanade.tachiyomi.network.parseAs
 import eu.kanade.tachiyomi.util.lang.withIOContext
-import eu.kanade.tachiyomi.util.system.getInstallerPackageName
+import eu.kanade.tachiyomi.util.system.isInstalledFromFDroid
 import uy.kohesive.injekt.injectLazy
 import java.util.Date
 import java.util.concurrent.TimeUnit
@@ -38,7 +38,7 @@ class AppUpdateChecker {
 
                     // Check if latest version is different from current version
                     if (isNewVersion(it.version)) {
-                        if (context.getInstallerPackageName() == "org.fdroid.fdroid") {
+                        if (context.isInstalledFromFDroid()) {
                             AppUpdateResult.NewUpdateFdroidInstallation
                         } else {
                             AppUpdateResult.NewUpdate(it)

app/src/main/java/eu/kanade/tachiyomi/ui/more/MoreController.kt

@@ -8,6 +8,7 @@ import eu.kanade.tachiyomi.ui.base.controller.pushController
 import eu.kanade.tachiyomi.ui.category.CategoryController
 import eu.kanade.tachiyomi.ui.download.DownloadController
 import eu.kanade.tachiyomi.ui.setting.SettingsMainController
+import eu.kanade.tachiyomi.util.system.isInstalledFromFDroid
 
 class MoreController :
     FullComposeController<MorePresenter>(),
@@ -19,6 +20,7 @@ class MoreController :
     override fun ComposeContent() {
         MoreScreen(
             presenter = presenter,
+            isFDroid = activity?.isInstalledFromFDroid() ?: false,
             onClickDownloadQueue = { router.pushController(DownloadController()) },
             onClickCategories = { router.pushController(CategoryController()) },
             onClickBackupAndRestore = { router.pushController(SettingsMainController.toBackupScreen()) },

app/src/main/java/eu/kanade/tachiyomi/util/system/ContextExtensions.kt

@@ -39,6 +39,7 @@ import androidx.core.net.toUri
 import com.hippo.unifile.UniFile
 import eu.kanade.domain.ui.UiPreferences
 import eu.kanade.domain.ui.model.TabletUiMode
+import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.ui.base.delegate.ThemingDelegate
 import eu.kanade.tachiyomi.ui.reader.setting.ReaderPreferences
@@ -393,8 +394,8 @@ fun Context.isPackageInstalled(packageName: String): Boolean {
     }
 }
 
-fun Context.getInstallerPackageName(): String? {
-    return try {
+fun Context.isInstalledFromFDroid(): Boolean {
+    val installerPackageName = try {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
             packageManager.getInstallSourceInfo(packageName).installingPackageName
         } else {
@@ -404,6 +405,10 @@ fun Context.getInstallerPackageName(): String? {
     } catch (e: Exception) {
         null
     }
+
+    return installerPackageName == "org.fdroid.fdroid" ||
+        // F-Droid builds typically disable the updater
+        (!BuildConfig.INCLUDE_UPDATER && !isDevFlavor)
 }
 
 fun Context.getApplicationIcon(pkgName: String): Drawable? {

i18n/src/main/res/values/strings.xml

@@ -548,6 +548,7 @@
 
 
     <!-- More -->
+    <string name="fdroid_warning">F-Droid builds are not officially supported.\nTap to learn more.</string>
     <string name="label_downloaded_only">Downloaded only</string>
     <string name="pref_incognito_mode">Incognito mode</string>
     <string name="pref_incognito_mode_summary">Pauses reading history</string>