Migrated to compat shared prefs and fixed it not reacting to changes

Added back dark theme

app/src/main/java/com/topjohnwu/magisk/App.kt

@@ -9,8 +9,8 @@ import android.content.res.Configuration
 import android.os.AsyncTask
 import android.os.Build
 import android.os.Bundle
-import android.preference.PreferenceManager
 import androidx.appcompat.app.AppCompatDelegate
+import androidx.preference.PreferenceManager
 import com.topjohnwu.magisk.data.database.MagiskDB
 import com.topjohnwu.magisk.data.database.RepoDatabaseHelper
 import com.topjohnwu.magisk.di.koinModules
@@ -26,7 +26,7 @@ import java.util.concurrent.ThreadPoolExecutor
 open class App : Application(), Application.ActivityLifecycleCallbacks {
 
     // Global resources
-    val prefs: SharedPreferences by lazy { PreferenceManager.getDefaultSharedPreferences(deContext) }
+    val prefs: SharedPreferences get() = PreferenceManager.getDefaultSharedPreferences(deContext)
     val DB: MagiskDB by lazy { MagiskDB(deContext) }
     @JvmField
     var repoDB: RepoDatabaseHelper? = null
@@ -52,10 +52,7 @@ open class App : Application(), Application.ActivityLifecycleCallbacks {
 
         if (Build.VERSION.SDK_INT >= 24) {
             deContext = base.createDeviceProtectedStorageContext()
-            deContext.moveSharedPreferencesFrom(
-                base,
-                PreferenceManager.getDefaultSharedPreferencesName(base)
-            )
+            deContext.moveSharedPreferencesFrom(base, base.defaultPrefsName)
         }
 
         Networking.init(base)
@@ -89,6 +86,8 @@ open class App : Application(), Application.ActivityLifecycleCallbacks {
     override fun onActivityDestroyed(activity: Activity) {}
     //endregion
 
+    private val Context.defaultPrefsName get() = "${packageName}_preferences"
+
     companion object {
 
         //fixme this should be at least weak reference, me no likey

app/src/main/java/com/topjohnwu/magisk/ui/base/MagiskActivity.kt

@@ -3,12 +3,14 @@ package com.topjohnwu.magisk.ui.base
 import android.content.Intent
 import android.os.Bundle
 import androidx.annotation.CallSuper
+import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.net.toUri
 import androidx.databinding.ViewDataBinding
 import androidx.fragment.app.Fragment
 import com.ncapdevi.fragnav.FragNavController
 import com.ncapdevi.fragnav.FragNavTransactionOptions
 import com.skoumal.teanity.viewevents.ViewEvent
+import com.topjohnwu.magisk.Config
 import com.topjohnwu.magisk.model.navigation.MagiskAnimBuilder
 import com.topjohnwu.magisk.model.navigation.MagiskNavigationEvent
 import com.topjohnwu.magisk.model.navigation.Navigator
@@ -31,6 +33,17 @@ abstract class MagiskActivity<ViewModel : MagiskViewModel, Binding : ViewDataBin
         FragNavController(supportFragmentManager, navHostId)
     }
 
+    init {
+        val isDarkTheme = Config.get<Boolean>(Config.Key.DARK_THEME)
+        val theme = if (isDarkTheme) {
+            AppCompatDelegate.MODE_NIGHT_YES
+        } else {
+            AppCompatDelegate.MODE_NIGHT_NO
+        }
+        AppCompatDelegate.setDefaultNightMode(theme)
+        AppCompatDelegate.setCompatVectorFromResourcesEnabled(true)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         navigationController.apply {

app/src/main/java/com/topjohnwu/magisk/ui/settings/SettingsFragment.java

@@ -42,6 +42,7 @@ public class SettingsFragment extends BasePreferenceFragment {
 
     @Override
     public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+        getPreferenceManager().setStorageDeviceProtected();
         setPreferencesFromResource(R.xml.app_settings, rootKey);
         requireActivity().setTitle(R.string.settings);
 

app/src/main/res/values-night/styles_new.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="ThemeFoundation" parent="Theme.MaterialComponents.NoActionBar" />
+
+    <style name="MagiskTheme" parent="ThemeFoundation.Colored.ExtraProps">
+        <!--All of these attributes are deprecated and will be removed-->
+        <item name="cardStyle">@style/CardViewStyle.Dark</item>
+        <item name="imageColorTint">@color/dark_secondary_text</item>
+        <item name="colorControl">?android:attr/textColorSecondary</item>
+        <item name="colorAccentFallback">@color/accentFallback</item>
+    </style>
+
+</resources>