From 123b2e601dbc3bcc84765bb2ef562df38e3b8da4 Mon Sep 17 00:00:00 2001
From: rushiiMachine <33725716+rushiiMachine@users.noreply.github.com>
Date: Mon, 13 Jan 2025 18:37:51 -0800
Subject: [PATCH] feat: add warning for GrapheneOS when applicable

---
 .../ui/screens/patching/PatchingScreen.kt      | 18 ++++++++++++++++++
 app/src/main/res/values/strings.xml            |  1 +
 2 files changed, 19 insertions(+)

diff --git a/app/src/main/kotlin/com/aliucord/manager/ui/screens/patching/PatchingScreen.kt b/app/src/main/kotlin/com/aliucord/manager/ui/screens/patching/PatchingScreen.kt
index 238c5ac..82cfdec 100644
--- a/app/src/main/kotlin/com/aliucord/manager/ui/screens/patching/PatchingScreen.kt
+++ b/app/src/main/kotlin/com/aliucord/manager/ui/screens/patching/PatchingScreen.kt
@@ -5,6 +5,7 @@
 
 package com.aliucord.manager.ui.screens.patching
 
+import android.os.Build
 import android.os.Parcelable
 import androidx.activity.compose.BackHandler
 import androidx.compose.animation.*
@@ -37,6 +38,7 @@ import com.aliucord.manager.ui.screens.patchopts.PatchOptions
 import com.aliucord.manager.ui.util.paddings.*
 import com.aliucord.manager.ui.util.spacedByLastAtBottom
 import com.aliucord.manager.ui.util.thenIf
+import com.aliucord.manager.util.isGrapheneOS
 import com.aliucord.manager.util.isIgnoringBatteryOptimizations
 import kotlinx.collections.immutable.persistentListOf
 import kotlinx.coroutines.flow.filter
@@ -162,6 +164,22 @@ class PatchingScreen(private val data: PatchOptions) : Screen, Parcelable {
                         }
                     }
 
+                    item(key = "GOS_WARNING") {
+                        // Refer to ManifestPatcher for more information
+                        BannerSection(visible = remember { Build.VERSION.SDK_INT < 29 && isGrapheneOS() }) {
+                            TextBanner(
+                                text = stringResource(R.string.installer_gos_warning),
+                                icon = painterResource(R.drawable.ic_warning),
+                                iconColor = MaterialTheme.customColors.onWarningContainer,
+                                outlineColor = MaterialTheme.customColors.warning,
+                                containerColor = MaterialTheme.customColors.warningContainer,
+                                modifier = Modifier
+                                    .padding(bottom = VERTICAL_PADDING)
+                                    .fillMaxWidth(),
+                            )
+                        }
+                    }
+
                     item(key = "FAILED_BANNER") {
                         BannerSection(visible = state is PatchingScreenState.Failed) {
                             val handler = LocalUriHandler.current
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f89e261..de951fb 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -89,6 +89,7 @@
   <string name="installer_uninstall_aborted">Cancelled uninstallation</string>
   <string name="installer_dl_verify_fail">Failed to verify download</string>
   <string name="installer_minimization_warning">Since battery optimizations have not been disabled, minimizing this screen may abort the installation process!</string>
+  <string name="installer_gos_warning">"This device seems to be running GrapheneOS! A workaround will be applied that significantly reduces performance. Using a different ROM will avoid this."</string>
 
   <string name="install_error_unknown">Installer failure (Unknown reason)</string>
   <string name="install_error_blocked">Installation was blocked</string>