Merge branch 'md2'

.gitattributes

@@ -17,3 +17,4 @@ tools/** binary
 *.apk binary
 *.png binary
 *.jpg binary
+*.ttf binary

app/build.gradle

@@ -19,6 +19,12 @@ android {
         multiDexEnabled true
         versionName props['appVersion']
         versionCode props['appVersionCode'] as Integer
+
+        javaCompileOptions {
+            annotationProcessorOptions {
+                arguments = ["room.incremental":"true"]
+            }
+        }
     }
 
     buildTypes {
@@ -62,7 +68,7 @@ dependencies {
     implementation 'com.ncapdevi:frag-nav:3.2.0'
     implementation 'com.github.pwittchen:reactivenetwork-rx2:3.0.6'
 
-    implementation 'io.reactivex.rxjava2:rxjava:2.2.13'
+    implementation 'io.reactivex.rxjava2:rxjava:2.2.16'
     implementation 'io.reactivex.rxjava2:rxkotlin:2.4.0'
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.1'
 
@@ -89,14 +95,16 @@ dependencies {
     implementation "org.koin:koin-android:${vKoin}"
     implementation "org.koin:koin-androidx-viewmodel:${vKoin}"
 
-    def vRetrofit = '2.6.2'
+    def vRetrofit = '2.7.1'
     implementation "com.squareup.retrofit2:retrofit:${vRetrofit}"
     implementation "com.squareup.retrofit2:converter-moshi:${vRetrofit}"
     implementation "com.squareup.retrofit2:converter-scalars:${vRetrofit}"
     implementation "com.squareup.retrofit2:adapter-rxjava2:${vRetrofit}"
 
-    def vOkHttp = '3.12.6'
-    implementation "com.squareup.okhttp3:okhttp:${vOkHttp}"
+    def vOkHttp = '3.12.7'
+    implementation("com.squareup.okhttp3:okhttp:${vOkHttp}") {
+        force = true
+    }
     implementation "com.squareup.okhttp3:logging-interceptor:${vOkHttp}"
 
     def vMoshi = '1.9.2'
@@ -111,7 +119,7 @@ dependencies {
             replacedBy('com.github.topjohnwu:room-runtime')
         }
     }
-    def vRoom = '2.2.2'
+    def vRoom = '2.2.3'
     implementation "com.github.topjohnwu:room-runtime:${vRoom}"
     implementation "androidx.room:room-rxjava2:${vRoom}"
     kapt "androidx.room:room-compiler:${vRoom}"
@@ -120,16 +128,16 @@ dependencies {
     implementation "androidx.navigation:navigation-fragment-ktx:${vNav}"
     implementation "androidx.navigation:navigation-ui-ktx:${vNav}"
 
-    implementation 'androidx.biometric:biometric:1.0.0'
+    implementation 'androidx.biometric:biometric:1.0.1'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0-alpha03'
+    implementation 'androidx.browser:browser:1.2.0'
     implementation 'androidx.preference:preference:1.1.0'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
-    implementation 'androidx.fragment:fragment-ktx:1.2.0-rc03'
-    implementation 'androidx.cardview:cardview:1.0.0'
+    implementation 'androidx.fragment:fragment-ktx:1.2.0-rc05'
     implementation 'androidx.work:work-runtime:2.2.0'
     implementation 'androidx.transition:transition:1.3.0-rc02'
     implementation 'androidx.multidex:multidex:2.0.1'
-    implementation 'androidx.core:core-ktx:1.1.0'
-    implementation 'com.google.android.material:material:1.2.0-alpha02'
+    implementation 'androidx.core:core-ktx:1.2.0-rc01'
+    implementation 'com.google.android.material:material:1.2.0-alpha03'
 }

app/proguard-rules.pro

@@ -17,32 +17,26 @@
 #}
 
 # Snet
--keepclassmembers class com.topjohnwu.magisk.utils.SafetyNetHelper { *; }
--keep,allowobfuscation interface com.topjohnwu.magisk.utils.SafetyNetHelper$Callback
--keepclassmembers class * implements com.topjohnwu.magisk.utils.SafetyNetHelper$Callback {
+-keepclassmembers class com.topjohnwu.magisk.core.utils.SafetyNetHelper { *; }
+-keep,allowobfuscation interface com.topjohnwu.magisk.core.utils.SafetyNetHelper$Callback
+-keepclassmembers class * implements com.topjohnwu.magisk.core.utils.SafetyNetHelper$Callback {
   void onResponse(int);
 }
 
-# Keep all fragment constructors
--keepclassmembers class * extends androidx.fragment.app.Fragment {
-  public <init>(...);
-}
+# Fragments
+-keep,allowobfuscation class * extends androidx.fragment.app.Fragment
 
-# DelegateWorker
--keep,allowobfuscation class * extends com.topjohnwu.magisk.base.DelegateWorker
+# BaseWorkerWrapper
+-keep,allowobfuscation class * extends com.topjohnwu.magisk.core.base.BaseWorkerWrapper
 
 # BootSigner
 -keep class a.a { *; }
 
-# Workaround R8 bug
--keep,allowobfuscation class com.topjohnwu.magisk.model.receiver.GeneralReceiver
--keepclassmembers class a.e { *; }
-
 # Strip logging
 -assumenosideeffects class timber.log.Timber.Tree { *; }
 
 # Excessive obfuscation
--repackageclasses 'a'
+-repackageclasses a
 -allowaccessmodification
 
 # QOL

app/src/main/AndroidManifest.xml

@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     package="com.topjohnwu.magisk">
@@ -21,6 +20,10 @@
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.APPLICATION_PREFERENCES" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
         </activity>
 
         <!-- Main -->

app/src/main/java/a/a.java

@@ -1,6 +1,6 @@
 package a;
 
-import com.topjohnwu.magisk.utils.PatchAPK;
+import com.topjohnwu.magisk.core.utils.PatchAPK;
 import com.topjohnwu.signing.BootSigner;
 
 public class a {

app/src/main/java/a/b.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.ui.MainActivity;
-
-public class b extends MainActivity {
-    /* stub */
-}

app/src/main/java/a/c.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.ui.SplashActivity;
-
-public class c extends SplashActivity {
-    /* stub */
-}

app/src/main/java/a/e.java

@@ -1,13 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.App;
-
-public class e extends App {
-    public e() {
-        super();
-    }
-
-    public e(Object o) {
-        super(o);
-    }
-}

app/src/main/java/a/f.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.ui.flash.FlashActivity;
-
-public class f extends FlashActivity {
-    /* stub */
-}

app/src/main/java/a/g.java

@@ -2,11 +2,11 @@ package a;
 
 import android.content.Context;
 
-import com.topjohnwu.magisk.model.update.UpdateCheckService;
-
 import androidx.annotation.NonNull;
 import androidx.work.WorkerParameters;
 
+import com.topjohnwu.magisk.core.UpdateCheckService;
+
 public class g extends w<UpdateCheckService> {
     /* Stub */
     public g(@NonNull Context context, @NonNull WorkerParameters workerParams) {

app/src/main/java/a/h.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.model.receiver.GeneralReceiver;
-
-public class h extends GeneralReceiver {
-    /* stub */
-}

app/src/main/java/a/j.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.model.download.DownloadService;
-
-public class j extends DownloadService {
-    /* stub */
-}

app/src/main/java/a/m.java

@@ -1,7 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.ui.surequest.SuRequestActivity;
-
-public class m extends SuRequestActivity {
-    /* stub */
-}

app/src/main/java/a/stubs.kt

@@ -0,0 +1,55 @@
+package a
+
+import android.content.Context
+import androidx.work.Worker
+import androidx.work.WorkerParameters
+import com.topjohnwu.magisk.core.App
+import com.topjohnwu.magisk.core.GeneralReceiver
+import com.topjohnwu.magisk.core.SplashActivity
+import com.topjohnwu.magisk.core.base.BaseWorkerWrapper
+import com.topjohnwu.magisk.core.download.DownloadService
+import com.topjohnwu.magisk.legacy.flash.FlashActivity
+import com.topjohnwu.magisk.legacy.surequest.SuRequestActivity
+import com.topjohnwu.magisk.ui.MainActivity
+import java.lang.reflect.ParameterizedType
+
+class b : MainActivity()
+
+class c : SplashActivity()
+
+class e : App {
+    constructor() : super()
+    constructor(o: Any) : super(o)
+}
+
+class f : FlashActivity()
+
+class h : GeneralReceiver()
+
+class j : DownloadService()
+
+class m : SuRequestActivity()
+
+/**
+ * Wrapper class to workaround Proguard rule :
+ * -keep class * extends Worker
+ * */
+abstract class w<T : BaseWorkerWrapper>(
+    context: Context,
+    workerParams: WorkerParameters
+) : Worker(context, workerParams) {
+
+    private var base: T? = null
+
+    override fun doWork() = base?.doWork() ?: Result.failure()
+
+    override fun onStopped() = base?.onStopped() ?: Unit
+
+    init {
+        try {
+            base = ((javaClass.genericSuperclass as ParameterizedType)
+                .actualTypeArguments[0] as Class<T>).newInstance()
+            base?.attachWorker(this)
+        } catch (e : java.lang.Exception) {}
+    }
+}

app/src/main/java/a/w.java

@@ -1,42 +0,0 @@
-package a;
-
-import android.content.Context;
-
-import androidx.annotation.NonNull;
-import androidx.work.Worker;
-import androidx.work.WorkerParameters;
-
-import com.topjohnwu.magisk.base.DelegateWorker;
-
-import java.lang.reflect.ParameterizedType;
-
-public abstract class w<T extends DelegateWorker> extends Worker {
-
-    /* Wrapper class to workaround Proguard -keep class * extends Worker */
-
-    private T base;
-
-    @SuppressWarnings("unchecked")
-    w(@NonNull Context context, @NonNull WorkerParameters workerParams) {
-        super(context, workerParams);
-        try {
-            base = ((Class<T>) ((ParameterizedType) getClass().getGenericSuperclass())
-                    .getActualTypeArguments()[0]).newInstance();
-            base.attachWorker(this);
-        } catch (Exception ignored) {}
-    }
-
-    @NonNull
-    @Override
-    public Result doWork() {
-        if (base == null)
-            return Result.failure();
-        return base.doWork();
-    }
-
-    @Override
-    public void onStopped() {
-        if (base != null)
-            base.onStopped();
-    }
-}

app/src/main/java/com/topjohnwu/magisk/base/BasePreferenceFragment.kt

@@ -1,56 +0,0 @@
-package com.topjohnwu.magisk.base
-
-import android.annotation.SuppressLint
-import android.content.SharedPreferences
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import androidx.preference.*
-import androidx.recyclerview.widget.RecyclerView
-import org.koin.android.ext.android.inject
-
-abstract class BasePreferenceFragment : PreferenceFragmentCompat(),
-    SharedPreferences.OnSharedPreferenceChangeListener {
-
-    protected val prefs: SharedPreferences by inject()
-    protected val activity get() = requireActivity() as BaseActivity<*, *>
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View? {
-        val v = super.onCreateView(inflater, container, savedInstanceState)
-        prefs.registerOnSharedPreferenceChangeListener(this)
-        return v
-    }
-
-    override fun onDestroyView() {
-        prefs.unregisterOnSharedPreferenceChangeListener(this)
-        super.onDestroyView()
-    }
-
-    private fun setAllPreferencesToAvoidHavingExtraSpace(preference: Preference) {
-        preference.isIconSpaceReserved = false
-        if (preference is PreferenceGroup)
-            for (i in 0 until preference.preferenceCount)
-                setAllPreferencesToAvoidHavingExtraSpace(preference.getPreference(i))
-    }
-
-    override fun setPreferenceScreen(preferenceScreen: PreferenceScreen?) {
-        if (preferenceScreen != null)
-            setAllPreferencesToAvoidHavingExtraSpace(preferenceScreen)
-        super.setPreferenceScreen(preferenceScreen)
-    }
-
-    override fun onCreateAdapter(preferenceScreen: PreferenceScreen?): RecyclerView.Adapter<*> =
-            object : PreferenceGroupAdapter(preferenceScreen) {
-                @SuppressLint("RestrictedApi")
-                override fun onPreferenceHierarchyChange(preference: Preference?) {
-                    if (preference != null)
-                        setAllPreferencesToAvoidHavingExtraSpace(preference)
-                    super.onPreferenceHierarchyChange(preference)
-                }
-            }
-}

app/src/main/java/com/topjohnwu/magisk/base/viewmodel/BaseViewModel.kt

@@ -1,35 +0,0 @@
-package com.topjohnwu.magisk.base.viewmodel
-
-import com.topjohnwu.magisk.base.BaseActivity
-import com.topjohnwu.magisk.extensions.doOnSubscribeUi
-import com.topjohnwu.magisk.model.events.BackPressEvent
-import com.topjohnwu.magisk.model.events.PermissionEvent
-import com.topjohnwu.magisk.model.events.ViewActionEvent
-import com.topjohnwu.magisk.utils.KObservableField
-import io.reactivex.Observable
-import io.reactivex.subjects.PublishSubject
-import com.topjohnwu.magisk.Info.isConnected as gIsConnected
-
-
-abstract class BaseViewModel(
-    initialState: State = State.LOADING
-) : LoadingViewModel(initialState) {
-
-    val isConnected = object : KObservableField<Boolean>(gIsConnected.value, gIsConnected) {
-        override fun get(): Boolean {
-            return gIsConnected.value
-        }
-    }
-
-    fun withView(action: BaseActivity<*, *>.() -> Unit) {
-        ViewActionEvent(action).publish()
-    }
-
-    fun withPermissions(vararg permissions: String): Observable<Boolean> {
-        val subject = PublishSubject.create<Boolean>()
-        return subject.doOnSubscribeUi { PermissionEvent(permissions.toList(), subject).publish() }
-    }
-
-    fun back() = BackPressEvent().publish()
-
-}

app/src/main/java/com/topjohnwu/magisk/base/viewmodel/LoadingViewModel.kt

@@ -1,78 +0,0 @@
-package com.topjohnwu.magisk.base.viewmodel
-
-import androidx.databinding.Bindable
-import com.topjohnwu.magisk.BR
-import io.reactivex.*
-
-abstract class LoadingViewModel(defaultState: State = State.LOADING) :
-    StatefulViewModel<LoadingViewModel.State>(defaultState) {
-
-    val loading @Bindable get() = state == State.LOADING
-    val loaded @Bindable get() = state == State.LOADED
-    val loadingFailed @Bindable get() = state == State.LOADING_FAILED
-
-    @Deprecated(
-        "Direct access is recommended since 0.2. This access method will be removed in 1.0",
-        ReplaceWith("state = State.LOADING", "com.topjohnwu.magisk.base.viewmodel.LoadingViewModel.State"),
-        DeprecationLevel.WARNING
-    )
-    fun setLoading() {
-        state = State.LOADING
-    }
-
-    @Deprecated(
-        "Direct access is recommended since 0.2. This access method will be removed in 1.0",
-        ReplaceWith("state = State.LOADED", "com.topjohnwu.magisk.base.viewmodel.LoadingViewModel.State"),
-        DeprecationLevel.WARNING
-    )
-    fun setLoaded() {
-        state = State.LOADED
-    }
-
-    @Deprecated(
-        "Direct access is recommended since 0.2. This access method will be removed in 1.0",
-        ReplaceWith("state = State.LOADING_FAILED", "com.topjohnwu.magisk.base.viewmodel.LoadingViewModel.State"),
-        DeprecationLevel.WARNING
-    )
-    fun setLoadingFailed() {
-        state = State.LOADING_FAILED
-    }
-
-    override fun notifyStateChanged() {
-        notifyPropertyChanged(BR.loading)
-        notifyPropertyChanged(BR.loaded)
-        notifyPropertyChanged(BR.loadingFailed)
-    }
-
-    enum class State {
-        LOADED, LOADING, LOADING_FAILED
-    }
-
-    //region Rx
-    protected fun <T> Observable<T>.applyViewModel(viewModel: LoadingViewModel, allowFinishing: Boolean = true) =
-        doOnSubscribe { viewModel.state = State.LOADING }
-            .doOnError { viewModel.state = State.LOADING_FAILED }
-            .doOnNext { if (allowFinishing) viewModel.state = State.LOADED }
-
-    protected fun <T> Single<T>.applyViewModel(viewModel: LoadingViewModel, allowFinishing: Boolean = true) =
-        doOnSubscribe { viewModel.state = State.LOADING }
-            .doOnError { viewModel.state = State.LOADING_FAILED }
-            .doOnSuccess { if (allowFinishing) viewModel.state = State.LOADED }
-
-    protected fun <T> Maybe<T>.applyViewModel(viewModel: LoadingViewModel, allowFinishing: Boolean = true) =
-        doOnSubscribe { viewModel.state = State.LOADING }
-            .doOnError { viewModel.state = State.LOADING_FAILED }
-            .doOnComplete { if (allowFinishing) viewModel.state = State.LOADED }
-            .doOnSuccess { if (allowFinishing) viewModel.state = State.LOADED }
-
-    protected fun <T> Flowable<T>.applyViewModel(viewModel: LoadingViewModel, allowFinishing: Boolean = true) =
-        doOnSubscribe { viewModel.state = State.LOADING }
-            .doOnError { viewModel.state = State.LOADING_FAILED }
-            .doOnNext { if (allowFinishing) viewModel.state = State.LOADED }
-
-    protected fun Completable.applyViewModel(viewModel: LoadingViewModel, allowFinishing: Boolean = true) =
-        doOnSubscribe { viewModel.state = State.LOADING }
-            .doOnError { viewModel.state = State.LOADING_FAILED }
-            .doOnComplete { if (allowFinishing) viewModel.state = State.LOADED }
-    //endregion
-}

app/src/main/java/com/topjohnwu/magisk/base/viewmodel/ObservableViewModel.kt

@@ -1,46 +0,0 @@
-package com.topjohnwu.magisk.base.viewmodel
-
-import androidx.databinding.Observable
-import androidx.databinding.PropertyChangeRegistry
-import androidx.lifecycle.ViewModel
-
-/**
- * Copy of [android.databinding.BaseObservable] which extends [ViewModel]
- */
-abstract class ObservableViewModel : TeanityViewModel(), Observable {
-
-    @Transient
-    private var callbacks: PropertyChangeRegistry? = null
-
-    @Synchronized
-    override fun addOnPropertyChangedCallback(callback: Observable.OnPropertyChangedCallback) {
-        if (callbacks == null) {
-            callbacks = PropertyChangeRegistry()
-        }
-        callbacks?.add(callback)
-    }
-
-    @Synchronized
-    override fun removeOnPropertyChangedCallback(callback: Observable.OnPropertyChangedCallback) {
-        callbacks?.remove(callback)
-    }
-
-    /**
-     * Notifies listeners that all properties of this instance have changed.
-     */
-    @Synchronized
-    fun notifyChange() {
-        callbacks?.notifyCallbacks(this, 0, null)
-    }
-
-    /**
-     * Notifies listeners that a specific property has changed. The getter for the property
-     * that changes should be marked with [android.databinding.Bindable] to generate a field in
-     * `BR` to be used as `fieldId`.
-     *
-     * @param fieldId The generated BR id for the Bindable field.
-     */
-    fun notifyPropertyChanged(fieldId: Int) {
-        callbacks?.notifyCallbacks(this, fieldId, null)
-    }
-}

app/src/main/java/com/topjohnwu/magisk/base/viewmodel/StatefulViewModel.kt

@@ -1,15 +0,0 @@
-package com.topjohnwu.magisk.base.viewmodel
-
-abstract class StatefulViewModel<State : Enum<*>>(
-    val defaultState: State
-) : ObservableViewModel() {
-
-    var state: State = defaultState
-        set(value) {
-            field = value
-            notifyStateChanged()
-        }
-
-    open fun notifyStateChanged() = Unit
-
-}

app/src/main/java/com/topjohnwu/magisk/base/viewmodel/TeanityViewModel.kt

@@ -1,33 +0,0 @@
-package com.topjohnwu.magisk.base.viewmodel
-
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-import com.topjohnwu.magisk.model.events.SimpleViewEvent
-import com.topjohnwu.magisk.model.events.ViewEvent
-import io.reactivex.disposables.CompositeDisposable
-import io.reactivex.disposables.Disposable
-
-abstract class TeanityViewModel : ViewModel() {
-
-    private val disposables = CompositeDisposable()
-    private val _viewEvents = MutableLiveData<ViewEvent>()
-    val viewEvents: LiveData<ViewEvent> get() = _viewEvents
-
-    override fun onCleared() {
-        super.onCleared()
-        disposables.clear()
-    }
-
-    fun <Event : ViewEvent> Event.publish() {
-        _viewEvents.value = this
-    }
-
-    fun Int.publish() {
-        _viewEvents.value = SimpleViewEvent(this)
-    }
-
-    fun Disposable.add() {
-        disposables.add(this)
-    }
-}

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

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk
+package com.topjohnwu.magisk.core
 
 import android.app.Application
 import android.content.Context
@@ -9,6 +9,12 @@ import androidx.room.Room
 import androidx.work.WorkManager
 import androidx.work.impl.WorkDatabase
 import androidx.work.impl.WorkDatabase_Impl
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.DynAPK
+import com.topjohnwu.magisk.FileProvider
+import com.topjohnwu.magisk.core.su.SuCallbackHandler
+import com.topjohnwu.magisk.core.utils.RootInit
+import com.topjohnwu.magisk.core.utils.updateConfig
 import com.topjohnwu.magisk.data.database.RepoDatabase
 import com.topjohnwu.magisk.data.database.RepoDatabase_Impl
 import com.topjohnwu.magisk.data.database.SuLogDatabase
@@ -17,13 +23,11 @@ import com.topjohnwu.magisk.di.ActivityTracker
 import com.topjohnwu.magisk.di.koinModules
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.unwrap
-import com.topjohnwu.magisk.utils.RootInit
-import com.topjohnwu.magisk.utils.SuHandler
-import com.topjohnwu.magisk.utils.updateConfig
 import com.topjohnwu.superuser.Shell
 import org.koin.android.ext.koin.androidContext
 import org.koin.core.context.startKoin
 import timber.log.Timber
+import kotlin.system.exitProcess
 
 open class App() : Application() {
 
@@ -37,7 +41,7 @@ open class App() : Application() {
         Shell.Config.verboseLogging(BuildConfig.DEBUG)
         Shell.Config.addInitializers(RootInit::class.java)
         Shell.Config.setTimeout(2)
-        FileProvider.callHandler = SuHandler
+        FileProvider.callHandler = SuCallbackHandler
         Room.setFactory {
             when (it) {
                 WorkDatabase::class.java -> WorkDatabase_Impl()
@@ -46,13 +50,19 @@ open class App() : Application() {
                 else -> null
             }
         }
+
+        // Always log full stack trace with Timber
+        Timber.plant(Timber.DebugTree())
+        Thread.setDefaultUncaughtExceptionHandler { _, e ->
+            Timber.e(e)
+            exitProcess(1)
+        }
     }
 
     override fun attachBaseContext(base: Context) {
         // Basic setup
         if (BuildConfig.DEBUG)
             MultiDex.install(base)
-        Timber.plant(Timber.DebugTree())
 
         // Some context magic
         val app: Application

app/src/main/java/com/topjohnwu/magisk/core/Config.kt

@@ -1,19 +1,22 @@
-package com.topjohnwu.magisk
+package com.topjohnwu.magisk.core
 
 import android.content.Context
 import android.content.SharedPreferences
 import android.os.Environment
 import android.util.Xml
+import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.content.edit
-import com.topjohnwu.magisk.data.database.SettingsDao
-import com.topjohnwu.magisk.data.database.StringDao
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.core.magiskdb.SettingsDao
+import com.topjohnwu.magisk.core.magiskdb.StringDao
 import com.topjohnwu.magisk.data.repository.DBConfig
 import com.topjohnwu.magisk.di.Protected
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.inject
 import com.topjohnwu.magisk.model.preference.PreferenceModel
-import com.topjohnwu.magisk.utils.BiometricHelper
-import com.topjohnwu.magisk.utils.Utils
+import com.topjohnwu.magisk.ui.theme.Theme
+import com.topjohnwu.magisk.core.utils.BiometricHelper
+import com.topjohnwu.magisk.core.utils.Utils
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.io.SuFile
 import com.topjohnwu.superuser.io.SuFileInputStream
@@ -45,10 +48,15 @@ object Config : PreferenceModel, DBConfig {
         const val CUSTOM_CHANNEL = "custom_channel"
         const val LOCALE = "locale"
         const val DARK_THEME = "dark_theme"
+        const val DARK_THEME_EXTENDED = "dark_theme_extended"
         const val REPO_ORDER = "repo_order"
         const val SHOW_SYSTEM_APP = "show_system"
         const val DOWNLOAD_PATH = "download_path"
+        const val REDESIGN = "redesign"
+        const val SAFETY = "safety_notice"
+        const val THEME_ORDINAL = "theme_ordinal"
         const val BOOT_ID = "boot_id"
+        const val LIST_SPAN_COUNT = "list_span_count"
 
         // system state
         const val MAGISKHIDE = "magiskhide"
@@ -103,38 +111,66 @@ object Config : PreferenceModel, DBConfig {
                 Value.CANARY_DEBUG_CHANNEL
             else
                 Value.CANARY_CHANNEL
-        }
-        else Value.DEFAULT_CHANNEL
+        } else Value.DEFAULT_CHANNEL
 
     var bootId by preference(Key.BOOT_ID, "")
 
     var downloadPath by preference(Key.DOWNLOAD_PATH, Environment.DIRECTORY_DOWNLOADS)
-    var repoOrder by preference(Key.REPO_ORDER, Value.ORDER_DATE)
+    var repoOrder by preference(
+        Key.REPO_ORDER,
+        Value.ORDER_DATE
+    )
 
     var suDefaultTimeout by preferenceStrInt(Key.SU_REQUEST_TIMEOUT, 10)
-    var suAutoReponse by preferenceStrInt(Key.SU_AUTO_RESPONSE, Value.SU_PROMPT)
-    var suNotification by preferenceStrInt(Key.SU_NOTIFICATION, Value.NOTIFICATION_TOAST)
-    var updateChannel by preferenceStrInt(Key.UPDATE_CHANNEL, defaultChannel)
+    var suAutoReponse by preferenceStrInt(
+        Key.SU_AUTO_RESPONSE,
+        Value.SU_PROMPT
+    )
+    var suNotification by preferenceStrInt(
+        Key.SU_NOTIFICATION,
+        Value.NOTIFICATION_TOAST
+    )
+    var updateChannel by preferenceStrInt(
+        Key.UPDATE_CHANNEL,
+        defaultChannel
+    )
 
-    var darkTheme by preference(Key.DARK_THEME, true)
+    var safetyNotice by preference(Key.SAFETY, true)
+    var darkThemeExtended by preference(
+        Key.DARK_THEME_EXTENDED,
+        AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+    )
+    var themeOrdinal by preference(Key.THEME_ORDINAL, Theme.Piplup.ordinal)
     var suReAuth by preference(Key.SU_REAUTH, false)
     var checkUpdate by preference(Key.CHECK_UPDATES, true)
     var magiskHide by preference(Key.MAGISKHIDE, true)
+    @JvmStatic
     var coreOnly by preference(Key.COREONLY, false)
     var showSystemApp by preference(Key.SHOW_SYSTEM_APP, false)
+    var listSpanCount by preference(Key.LIST_SPAN_COUNT, 2)
 
     var customChannelUrl by preference(Key.CUSTOM_CHANNEL, "")
     var locale by preference(Key.LOCALE, "")
 
-    var rootMode by dbSettings(Key.ROOT_ACCESS, Value.ROOT_ACCESS_APPS_AND_ADB)
-    var suMntNamespaceMode by dbSettings(Key.SU_MNT_NS, Value.NAMESPACE_MODE_REQUESTER)
-    var suMultiuserMode by dbSettings(Key.SU_MULTIUSER_MODE, Value.MULTIUSER_MODE_OWNER_ONLY)
+    var rootMode by dbSettings(
+        Key.ROOT_ACCESS,
+        Value.ROOT_ACCESS_APPS_AND_ADB
+    )
+    var suMntNamespaceMode by dbSettings(
+        Key.SU_MNT_NS,
+        Value.NAMESPACE_MODE_REQUESTER
+    )
+    var suMultiuserMode by dbSettings(
+        Key.SU_MULTIUSER_MODE,
+        Value.MULTIUSER_MODE_OWNER_ONLY
+    )
     var suBiometric by dbSettings(Key.SU_BIOMETRIC, false)
     var suManager by dbStrings(Key.SU_MANAGER, "", true)
     var keyStoreRaw by dbStrings(Key.KEYSTORE, "", true)
 
     // Always return a path in external storage where we can write
-    val downloadDirectory get() =
+    val downloadDirectory
+        get() =
             Utils.ensureDownloadPath(downloadPath) ?: get<Context>().getExternalFilesDir(null)!!
 
     private const val SU_FINGERPRINT = "su_fingerprint"
@@ -163,7 +199,9 @@ object Config : PreferenceModel, DBConfig {
     }
 
     private fun parsePrefs(editor: SharedPreferences.Editor) = editor.apply {
-        val config = SuFile.open("/data/adb", Const.MANAGER_CONFIGS)
+        val config = SuFile.open("/data/adb",
+            Const.MANAGER_CONFIGS
+        )
         if (config.exists()) runCatching {
             val input = SuFileInputStream(config)
             val parser = Xml.newPullParser()

app/src/main/java/com/topjohnwu/magisk/core/Const.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk
+package com.topjohnwu.magisk.core
 
 import android.os.Process
 import java.io.File
@@ -62,6 +62,7 @@ object Const {
         const val ETAG_KEY = "ETag"
         // intents
         const val OPEN_SECTION = "section"
+        const val OPEN_SETTINGS = "settings"
         const val INTENT_SET_APP = "app_json"
         const val FLASH_ACTION = "action"
         const val FLASH_DATA = "additional_data"

app/src/main/java/com/topjohnwu/magisk/core/GeneralReceiver.kt

@@ -1,19 +1,16 @@
-package com.topjohnwu.magisk.model.receiver
+package com.topjohnwu.magisk.core
 
 import android.content.ContextWrapper
 import android.content.Intent
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.Const
-import com.topjohnwu.magisk.Info
-import com.topjohnwu.magisk.base.BaseReceiver
-import com.topjohnwu.magisk.data.database.PolicyDao
+import com.topjohnwu.magisk.core.base.BaseReceiver
+import com.topjohnwu.magisk.core.download.DownloadService
+import com.topjohnwu.magisk.core.magiskdb.PolicyDao
+import com.topjohnwu.magisk.core.model.ManagerJson
+import com.topjohnwu.magisk.core.su.SuCallbackHandler
+import com.topjohnwu.magisk.core.view.Shortcuts
 import com.topjohnwu.magisk.extensions.reboot
-import com.topjohnwu.magisk.model.download.DownloadService
-import com.topjohnwu.magisk.model.entity.ManagerJson
 import com.topjohnwu.magisk.model.entity.internal.Configuration
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject
-import com.topjohnwu.magisk.utils.SuHandler
-import com.topjohnwu.magisk.view.Shortcuts
 import com.topjohnwu.superuser.Shell
 import org.koin.core.inject
 
@@ -30,7 +27,7 @@ open class GeneralReceiver : BaseReceiver() {
 
         when (intent.action ?: return) {
             Intent.ACTION_REBOOT -> {
-                SuHandler(context, intent.getStringExtra("action"), intent.extras)
+                SuCallbackHandler(context, intent.getStringExtra("action"), intent.extras)
             }
             Intent.ACTION_PACKAGE_REPLACED -> {
                 // This will only work pre-O

app/src/main/java/com/topjohnwu/magisk/core/Hacks.kt

@@ -1,6 +1,6 @@
 @file:Suppress("DEPRECATION")
 
-package com.topjohnwu.magisk
+package com.topjohnwu.magisk.core
 
 import android.annotation.SuppressLint
 import android.app.job.JobInfo
@@ -14,23 +14,22 @@ import android.content.res.AssetManager
 import android.content.res.Configuration
 import android.content.res.Resources
 import androidx.annotation.RequiresApi
+import com.topjohnwu.magisk.DynAPK
+import com.topjohnwu.magisk.ProcessPhoenix
+import com.topjohnwu.magisk.core.download.DownloadService
+import com.topjohnwu.magisk.core.utils.refreshLocale
+import com.topjohnwu.magisk.core.utils.updateConfig
 import com.topjohnwu.magisk.extensions.forceGetDeclaredField
-import com.topjohnwu.magisk.model.download.DownloadService
-import com.topjohnwu.magisk.model.receiver.GeneralReceiver
-import com.topjohnwu.magisk.model.update.UpdateCheckService
+import com.topjohnwu.magisk.legacy.flash.FlashActivity
+import com.topjohnwu.magisk.legacy.surequest.SuRequestActivity
 import com.topjohnwu.magisk.ui.MainActivity
-import com.topjohnwu.magisk.ui.SplashActivity
-import com.topjohnwu.magisk.ui.flash.FlashActivity
-import com.topjohnwu.magisk.ui.surequest.SuRequestActivity
-import com.topjohnwu.magisk.utils.refreshLocale
-import com.topjohnwu.magisk.utils.updateConfig
 
 fun AssetManager.addAssetPath(path: String) {
     DynAPK.addAssetPath(this, path)
 }
 
-fun Context.wrap(global: Boolean = true): Context
-        = if (global) GlobalResContext(this) else ResContext(this)
+fun Context.wrap(global: Boolean = true): Context =
+    if (global) GlobalResContext(this) else ResContext(this)
 
 fun Context.wrapJob(): Context = object : GlobalResContext(this) {
 
@@ -130,7 +129,8 @@ private class JobSchedulerWrapper(private val base: JobScheduler) : JobScheduler
         val name = service.className
         val component = ComponentName(
             service.packageName,
-            Info.stub!!.classToComponent[name] ?: name)
+            Info.stub!!.classToComponent[name] ?: name
+        )
 
         javaClass.forceGetDeclaredField("service")?.set(this, component)
         return this

app/src/main/java/com/topjohnwu/magisk/core/Info.kt

@@ -1,9 +1,10 @@
-package com.topjohnwu.magisk
+package com.topjohnwu.magisk.core
 
 import com.github.pwittchen.reactivenetwork.library.rx2.ReactiveNetwork
+import com.topjohnwu.magisk.DynAPK
+import com.topjohnwu.magisk.core.model.UpdateInfo
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.subscribeK
-import com.topjohnwu.magisk.model.entity.UpdateInfo
 import com.topjohnwu.magisk.utils.CachedValue
 import com.topjohnwu.magisk.utils.KObservableField
 import com.topjohnwu.superuser.Shell
@@ -17,12 +18,16 @@ object Info {
 
     val envRef = CachedValue { loadState() }
 
+    @JvmStatic
     val env by envRef              // Local
     var remote = UpdateInfo()      // Remote
     var stub: DynAPK.Data? = null  // Stub
 
+    @JvmStatic
     var keepVerity = false
+    @JvmStatic
     var keepEnc = false
+    @JvmStatic
     var recovery = false
 
     val isConnected by lazy {

app/src/main/java/com/topjohnwu/magisk/core/SplashActivity.kt

@@ -1,12 +1,13 @@
-package com.topjohnwu.magisk.ui
+package com.topjohnwu.magisk.core
 
 import android.app.Activity
 import android.content.Context
 import android.os.Bundle
-import com.topjohnwu.magisk.*
-import com.topjohnwu.magisk.utils.Utils
-import com.topjohnwu.magisk.view.Notifications
-import com.topjohnwu.magisk.view.Shortcuts
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.model.navigation.Navigation
+import com.topjohnwu.magisk.core.utils.Utils
+import com.topjohnwu.magisk.core.view.Notifications
+import com.topjohnwu.magisk.core.view.Shortcuts
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.ShellUtils
 
@@ -61,8 +62,7 @@ open class SplashActivity : Activity() {
         }
 
         DONE = true
-
-        startActivity(intent<MainActivity>().apply { intent?.also { putExtras(it) } })
+        Navigation.start(intent, this)
         finish()
     }
 

app/src/main/java/com/topjohnwu/magisk/core/UpdateCheckService.kt

@@ -1,15 +1,14 @@
-package com.topjohnwu.magisk.model.update
+package com.topjohnwu.magisk.core
 
 import androidx.work.ListenableWorker
 import com.topjohnwu.magisk.BuildConfig
-import com.topjohnwu.magisk.Info
-import com.topjohnwu.magisk.base.DelegateWorker
+import com.topjohnwu.magisk.core.base.BaseWorkerWrapper
+import com.topjohnwu.magisk.core.view.Notifications
 import com.topjohnwu.magisk.data.repository.MagiskRepository
 import com.topjohnwu.magisk.extensions.inject
-import com.topjohnwu.magisk.view.Notifications
 import com.topjohnwu.superuser.Shell
 
-class UpdateCheckService : DelegateWorker() {
+class UpdateCheckService : BaseWorkerWrapper() {
 
     private val magiskRepo: MagiskRepository by inject()
 

app/src/main/java/com/topjohnwu/magisk/core/base/BaseActivity.kt

@@ -1,51 +1,26 @@
-package com.topjohnwu.magisk.base
+package com.topjohnwu.magisk.core.base
 
 import android.Manifest
 import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.content.res.Configuration
-import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import androidx.appcompat.app.AppCompatDelegate
 import androidx.collection.SparseArrayCompat
 import androidx.core.app.ActivityCompat
 import androidx.core.content.ContextCompat
-import androidx.databinding.DataBindingUtil
-import androidx.databinding.ViewDataBinding
-import com.topjohnwu.magisk.BR
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.R
-import com.topjohnwu.magisk.base.viewmodel.BaseViewModel
+import com.topjohnwu.magisk.core.utils.currentLocale
+import com.topjohnwu.magisk.core.wrap
 import com.topjohnwu.magisk.extensions.set
-import com.topjohnwu.magisk.model.events.EventHandler
 import com.topjohnwu.magisk.model.permissions.PermissionRequestBuilder
-import com.topjohnwu.magisk.utils.currentLocale
-import com.topjohnwu.magisk.wrap
 import kotlin.random.Random
 
-typealias RequestCallback = BaseActivity<*, *>.(Int, Intent?) -> Unit
+typealias RequestCallback = BaseActivity.(Int, Intent?) -> Unit
 
-abstract class BaseActivity<ViewModel : BaseViewModel, Binding : ViewDataBinding> :
-        AppCompatActivity(), EventHandler {
-
-    protected lateinit var binding: Binding
-    protected abstract val layoutRes: Int
-    protected abstract val viewModel: ViewModel
-    protected open val themeRes: Int = R.style.MagiskTheme
-    protected open val snackbarView get() = binding.root
+abstract class BaseActivity : AppCompatActivity() {
 
     private val resultCallbacks by lazy { SparseArrayCompat<RequestCallback>() }
 
-    init {
-        val theme = if (Config.darkTheme) {
-            AppCompatDelegate.MODE_NIGHT_YES
-        } else {
-            AppCompatDelegate.MODE_NIGHT_NO
-        }
-        AppCompatDelegate.setDefaultNightMode(theme)
-    }
-
     override fun applyOverrideConfiguration(config: Configuration?) {
         // Force applying our preferred local
         config?.setLocale(currentLocale)
@@ -56,18 +31,6 @@ abstract class BaseActivity<ViewModel : BaseViewModel, Binding : ViewDataBinding
         super.attachBaseContext(base.wrap(false))
     }
 
-    override fun onCreate(savedInstanceState: Bundle?) {
-        setTheme(themeRes)
-        super.onCreate(savedInstanceState)
-
-        viewModel.viewEvents.observe(this, viewEventObserver)
-
-        binding = DataBindingUtil.setContentView<Binding>(this, layoutRes).apply {
-            setVariable(BR.viewModel, viewModel)
-            lifecycleOwner = this@BaseActivity
-        }
-    }
-
     fun withPermissions(vararg permissions: String, builder: PermissionRequestBuilder.() -> Unit) {
         val request = PermissionRequestBuilder().apply(builder).build()
         val ungranted = permissions.filter {
@@ -101,18 +64,18 @@ abstract class BaseActivity<ViewModel : BaseViewModel, Binding : ViewDataBinding
                 break
             }
         }
-        resultCallbacks[requestCode]?.apply {
+        resultCallbacks[requestCode]?.also {
             resultCallbacks.remove(requestCode)
-            invoke(this@BaseActivity, if (success) 1 else -1, null)
+            it(this@BaseActivity, if (success) 1 else -1, null)
         }
 
     }
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         super.onActivityResult(requestCode, resultCode, data)
-        resultCallbacks[requestCode]?.apply {
+        resultCallbacks[requestCode]?.also {
             resultCallbacks.remove(requestCode)
-            invoke(this@BaseActivity, resultCode, data)
+            it(this@BaseActivity, resultCode, data)
         }
     }
 

app/src/main/java/com/topjohnwu/magisk/core/base/BaseReceiver.kt

@@ -1,10 +1,10 @@
-package com.topjohnwu.magisk.base
+package com.topjohnwu.magisk.core.base
 
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.ContextWrapper
 import android.content.Intent
-import com.topjohnwu.magisk.wrap
+import com.topjohnwu.magisk.core.wrap
 import org.koin.core.KoinComponent
 
 abstract class BaseReceiver : BroadcastReceiver(), KoinComponent {

app/src/main/java/com/topjohnwu/magisk/core/base/BaseService.kt

@@ -1,8 +1,8 @@
-package com.topjohnwu.magisk.base
+package com.topjohnwu.magisk.core.base
 
 import android.app.Service
 import android.content.Context
-import com.topjohnwu.magisk.wrap
+import com.topjohnwu.magisk.core.wrap
 import org.koin.core.KoinComponent
 
 abstract class BaseService : Service(), KoinComponent {

app/src/main/java/com/topjohnwu/magisk/core/base/BaseWorkerWrapper.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.base
+package com.topjohnwu.magisk.core.base
 
 import android.content.Context
 import android.net.Network
@@ -10,7 +10,7 @@ import androidx.work.ListenableWorker
 import com.google.common.util.concurrent.ListenableFuture
 import java.util.*
 
-abstract class DelegateWorker {
+abstract class BaseWorkerWrapper {
 
     private lateinit var worker: ListenableWorker
 

app/src/main/java/com/topjohnwu/magisk/core/download/DownloadService.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.model.download
+package com.topjohnwu.magisk.core.download
 
 import android.annotation.SuppressLint
 import android.app.Notification
@@ -8,15 +8,15 @@ import android.content.Intent
 import android.os.Build
 import android.webkit.MimeTypeMap
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.intent
 import com.topjohnwu.magisk.extensions.chooser
 import com.topjohnwu.magisk.extensions.exists
 import com.topjohnwu.magisk.extensions.provide
-import com.topjohnwu.magisk.intent
+import com.topjohnwu.magisk.legacy.flash.FlashActivity
 import com.topjohnwu.magisk.model.entity.internal.Configuration.*
 import com.topjohnwu.magisk.model.entity.internal.Configuration.Flash.Secondary
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject.*
-import com.topjohnwu.magisk.ui.flash.FlashActivity
 import com.topjohnwu.magisk.utils.APKInstall
 import org.koin.core.get
 import java.io.File
@@ -114,13 +114,15 @@ open class DownloadService : RemoteFileService() {
 
     @Suppress("ReplaceSingleLineLet")
     private fun Notification.Builder.setContentIntent(intent: Intent) =
+        setContentIntent(
             PendingIntent.getActivity(context, nextInt(), intent, PendingIntent.FLAG_ONE_SHOT)
-            .let { setContentIntent(it) }
+        )
 
     @Suppress("ReplaceSingleLineLet")
     private fun Notification.Builder.addAction(icon: Int, title: Int, intent: Intent) =
+        addAction(icon, getString(title),
             PendingIntent.getActivity(context, nextInt(), intent, PendingIntent.FLAG_ONE_SHOT)
-            .let { addAction(icon, getString(title), it) }
+        )
 
     // ---
 

app/src/main/java/com/topjohnwu/magisk/core/download/ManagerUpgrade.kt

@@ -1,11 +1,18 @@
-package com.topjohnwu.magisk.model.download
+package com.topjohnwu.magisk.core.download
 
-import com.topjohnwu.magisk.*
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.DynAPK
+import com.topjohnwu.magisk.ProcessPhoenix
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.intent
+import com.topjohnwu.magisk.core.isRunningAsStub
+import com.topjohnwu.magisk.core.utils.PatchAPK
 import com.topjohnwu.magisk.extensions.writeTo
 import com.topjohnwu.magisk.model.entity.internal.Configuration.APK.Restore
 import com.topjohnwu.magisk.model.entity.internal.Configuration.APK.Upgrade
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject
-import com.topjohnwu.magisk.utils.PatchAPK
 import com.topjohnwu.superuser.Shell
 import java.io.File
 

app/src/main/java/com/topjohnwu/magisk/core/download/ModuleProcessor.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.model.download
+package com.topjohnwu.magisk.core.download
 
 import com.topjohnwu.magisk.extensions.withStreams
 import java.io.File

app/src/main/java/com/topjohnwu/magisk/core/download/NotificationService.kt

@@ -1,10 +1,10 @@
-package com.topjohnwu.magisk.model.download
+package com.topjohnwu.magisk.core.download
 
 import android.app.Notification
 import android.content.Intent
 import android.os.IBinder
-import com.topjohnwu.magisk.base.BaseService
-import com.topjohnwu.magisk.view.Notifications
+import com.topjohnwu.magisk.core.base.BaseService
+import com.topjohnwu.magisk.core.view.Notifications
 import org.koin.core.KoinComponent
 import java.util.*
 import kotlin.random.Random.Default.nextInt

app/src/main/java/com/topjohnwu/magisk/core/download/RemoteFileService.kt

@@ -1,8 +1,10 @@
-package com.topjohnwu.magisk.model.download
+package com.topjohnwu.magisk.core.download
 
 import android.app.Activity
 import android.app.Notification
 import android.content.Intent
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.data.network.GithubRawServices
 import com.topjohnwu.magisk.di.NullActivity
@@ -11,12 +13,13 @@ import com.topjohnwu.magisk.extensions.subscribeK
 import com.topjohnwu.magisk.extensions.writeTo
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject
 import com.topjohnwu.magisk.model.entity.internal.DownloadSubject.*
-import com.topjohnwu.magisk.utils.ProgressInputStream
-import com.topjohnwu.magisk.view.Notifications
+import com.topjohnwu.magisk.core.utils.ProgressInputStream
+import com.topjohnwu.magisk.core.view.Notifications
 import com.topjohnwu.superuser.ShellUtils
 import io.reactivex.Completable
 import okhttp3.ResponseBody
 import org.koin.android.ext.android.inject
+import org.koin.core.KoinComponent
 import timber.log.Timber
 import java.io.InputStream
 
@@ -39,11 +42,7 @@ abstract class RemoteFileService : NotificationService() {
         .doOnSubscribe { update(subject.hashCode()) { it.setContentTitle(subject.title) } }
         .subscribeK(onError = {
             Timber.e(it)
-            finishNotify(subject.hashCode()) { notification ->
-                notification.setContentText(getString(R.string.download_file_error))
-                        .setSmallIcon(android.R.drawable.stat_notify_error)
-                        .setOngoing(false)
-            }
+            failNotify(subject)
         }) {
             val newId = finishNotify(subject)
             if (get<Activity>() !is NullActivity) {
@@ -62,7 +61,7 @@ abstract class RemoteFileService : NotificationService() {
     }
 
     private fun download(subject: DownloadSubject) = service.fetchFile(subject.url)
-        .map { it.toStream(subject.hashCode()) }
+        .map { it.toStream(subject.hashCode(), subject) }
         .flatMapCompletable { stream ->
             when (subject) {
                 is Module -> service.fetchInstaller()
@@ -75,7 +74,7 @@ abstract class RemoteFileService : NotificationService() {
                 handleAPK(subject)
         }
 
-    private fun ResponseBody.toStream(id: Int): InputStream {
+    private fun ResponseBody.toStream(id: Int, subject: DownloadSubject): InputStream {
         val maxRaw = contentLength()
         val max = maxRaw / 1_000_000f
 
@@ -83,17 +82,27 @@ abstract class RemoteFileService : NotificationService() {
             val progress = it / 1_000_000f
             update(id) { notification ->
                 if (maxRaw > 0) {
+                    send(progress / max, subject)
                     notification
                         .setProgress(maxRaw.toInt(), it.toInt(), false)
                         .setContentText("%.2f / %.2f MB".format(progress, max))
                 } else {
+                    send(-1f, subject)
                     notification.setContentText("%.2f MB / ??".format(progress))
                 }
             }
         }
     }
 
+    private fun failNotify(subject: DownloadSubject) = finishNotify(subject.hashCode()) {
+        send(0f, subject)
+        it.setContentText(getString(R.string.download_file_error))
+            .setSmallIcon(android.R.drawable.stat_notify_error)
+            .setOngoing(false)
+    }
+
     private fun finishNotify(subject: DownloadSubject) = finishNotify(subject.hashCode()) {
+        send(1f, subject)
         it.addActions(subject)
             .setContentText(getString(R.string.download_complete))
             .setSmallIcon(android.R.drawable.stat_sys_download_done)
@@ -111,8 +120,19 @@ abstract class RemoteFileService : NotificationService() {
     protected abstract fun Notification.Builder.addActions(subject: DownloadSubject)
             : Notification.Builder
 
-    companion object {
+    companion object : KoinComponent {
         const val ARG_URL = "arg_url"
+
+        private val internalProgressBroadcast = MutableLiveData<Pair<Float, DownloadSubject>>()
+        val progressBroadcast: LiveData<Pair<Float, DownloadSubject>> get() = internalProgressBroadcast
+
+        fun send(progress: Float, subject: DownloadSubject) {
+            internalProgressBroadcast.postValue(progress to subject)
+        }
+
+        fun reset() {
+            internalProgressBroadcast.value = null
+        }
     }
 
 }

app/src/main/java/com/topjohnwu/magisk/core/magiskdb/BaseDao.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.data.database.magiskdb
+package com.topjohnwu.magisk.core.magiskdb
 
 import androidx.annotation.StringDef
 import com.topjohnwu.superuser.Shell

app/src/main/java/com/topjohnwu/magisk/core/magiskdb/PolicyDao.kt

@@ -1,16 +1,12 @@
-package com.topjohnwu.magisk.data.database
+package com.topjohnwu.magisk.core.magiskdb
 
 import android.content.Context
 import android.content.pm.PackageManager
-import com.topjohnwu.magisk.Const
-import com.topjohnwu.magisk.data.database.magiskdb.BaseDao
-import com.topjohnwu.magisk.data.database.magiskdb.Delete
-import com.topjohnwu.magisk.data.database.magiskdb.Replace
-import com.topjohnwu.magisk.data.database.magiskdb.Select
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.model.MagiskPolicy
+import com.topjohnwu.magisk.core.model.toMap
+import com.topjohnwu.magisk.core.model.toPolicy
 import com.topjohnwu.magisk.extensions.now
-import com.topjohnwu.magisk.model.entity.MagiskPolicy
-import com.topjohnwu.magisk.model.entity.toMap
-import com.topjohnwu.magisk.model.entity.toPolicy
 import timber.log.Timber
 import java.util.concurrent.TimeUnit
 

app/src/main/java/com/topjohnwu/magisk/core/magiskdb/Query.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.data.database.magiskdb
+package com.topjohnwu.magisk.core.magiskdb
 
 import androidx.annotation.StringDef
 

app/src/main/java/com/topjohnwu/magisk/core/magiskdb/SettingsDao.kt

@@ -1,9 +1,4 @@
-package com.topjohnwu.magisk.data.database
-
-import com.topjohnwu.magisk.data.database.magiskdb.BaseDao
-import com.topjohnwu.magisk.data.database.magiskdb.Delete
-import com.topjohnwu.magisk.data.database.magiskdb.Replace
-import com.topjohnwu.magisk.data.database.magiskdb.Select
+package com.topjohnwu.magisk.core.magiskdb
 
 class SettingsDao : BaseDao() {
 

app/src/main/java/com/topjohnwu/magisk/core/magiskdb/StringDao.kt

@@ -1,9 +1,4 @@
-package com.topjohnwu.magisk.data.database
-
-import com.topjohnwu.magisk.data.database.magiskdb.BaseDao
-import com.topjohnwu.magisk.data.database.magiskdb.Delete
-import com.topjohnwu.magisk.data.database.magiskdb.Replace
-import com.topjohnwu.magisk.data.database.magiskdb.Select
+package com.topjohnwu.magisk.core.magiskdb
 
 class StringDao : BaseDao() {
 

app/src/main/java/com/topjohnwu/magisk/core/model/MagiskPolicy.kt

@@ -1,9 +1,9 @@
-package com.topjohnwu.magisk.model.entity
+package com.topjohnwu.magisk.core.model
 
 import android.content.pm.ApplicationInfo
 import android.content.pm.PackageManager
+import com.topjohnwu.magisk.core.model.MagiskPolicy.Companion.INTERACTIVE
 import com.topjohnwu.magisk.extensions.getLabel
-import com.topjohnwu.magisk.model.entity.MagiskPolicy.Companion.INTERACTIVE
 
 
 data class MagiskPolicy(

app/src/main/java/com/topjohnwu/magisk/core/model/UpdateInfo.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.model.entity
+package com.topjohnwu.magisk.core.model
 
 import android.os.Parcelable
 import kotlinx.android.parcel.Parcelize

app/src/main/java/com/topjohnwu/magisk/core/model/module/BaseModule.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.model.entity.module
+package com.topjohnwu.magisk.core.model.module
 
 abstract class BaseModule : Comparable<BaseModule> {
     abstract var id: String

app/src/main/java/com/topjohnwu/magisk/core/model/module/Module.kt

@@ -1,7 +1,7 @@
-package com.topjohnwu.magisk.model.entity.module
+package com.topjohnwu.magisk.core.model.module
 
 import androidx.annotation.WorkerThread
-import com.topjohnwu.magisk.Const
+import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.io.SuFile
 

app/src/main/java/com/topjohnwu/magisk/core/model/module/Repo.kt

@@ -1,9 +1,9 @@
-package com.topjohnwu.magisk.model.entity.module
+package com.topjohnwu.magisk.core.model.module
 
 import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.PrimaryKey
-import com.topjohnwu.magisk.Const
+import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.magisk.data.repository.StringRepository
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.legalFilename

app/src/main/java/com/topjohnwu/magisk/core/su/SuCallbackHandler.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.su
 
 import android.content.Context
 import android.content.Intent
@@ -6,20 +6,26 @@ import android.os.Build
 import android.os.Bundle
 import android.os.Process
 import android.widget.Toast
-import com.topjohnwu.magisk.*
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.ProviderCallHandler
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.intent
+import com.topjohnwu.magisk.core.model.MagiskPolicy
+import com.topjohnwu.magisk.core.model.toPolicy
+import com.topjohnwu.magisk.core.wrap
 import com.topjohnwu.magisk.data.repository.LogRepository
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.startActivity
 import com.topjohnwu.magisk.extensions.startActivityWithRoot
 import com.topjohnwu.magisk.extensions.subscribeK
-import com.topjohnwu.magisk.model.entity.MagiskPolicy
+import com.topjohnwu.magisk.legacy.surequest.SuRequestActivity
 import com.topjohnwu.magisk.model.entity.toLog
-import com.topjohnwu.magisk.model.entity.toPolicy
-import com.topjohnwu.magisk.ui.surequest.SuRequestActivity
+import com.topjohnwu.magisk.core.utils.Utils
 import com.topjohnwu.superuser.Shell
 import timber.log.Timber
 
-object SuHandler : ProviderCallHandler {
+object SuCallbackHandler : ProviderCallHandler {
 
     const val REQUEST = "request"
     const val LOG = "log"

app/src/main/java/com/topjohnwu/magisk/core/su/SuConnector.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.su
 
 import android.net.LocalSocket
 import android.net.LocalSocketAddress

app/src/main/java/com/topjohnwu/magisk/core/su/SuRequestHandler.kt

@@ -0,0 +1,103 @@
+package com.topjohnwu.magisk.core.su
+
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.os.CountDownTimer
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.magiskdb.PolicyDao
+import com.topjohnwu.magisk.core.model.MagiskPolicy
+import com.topjohnwu.magisk.core.model.toPolicy
+import com.topjohnwu.magisk.extensions.now
+import timber.log.Timber
+import java.util.concurrent.TimeUnit
+
+abstract class SuRequestHandler(
+    private val packageManager: PackageManager,
+    private val policyDB: PolicyDao
+) {
+    protected var timer: CountDownTimer = object : CountDownTimer(
+        TimeUnit.MINUTES.toMillis(1), TimeUnit.MINUTES.toMillis(1)) {
+        override fun onFinish() {
+            respond(MagiskPolicy.DENY, 0)
+        }
+        override fun onTick(remains: Long) {}
+    }
+        set(value) {
+            field.cancel()
+            field = value
+            field.start()
+        }
+
+    protected lateinit var policy: MagiskPolicy
+
+    private val cleanupTasks = mutableListOf<() -> Unit>()
+    private lateinit var connector: SuConnector
+
+    abstract fun onStart()
+    abstract fun onRespond()
+
+    fun start(intent: Intent): Boolean {
+        val socketName = intent.getStringExtra("socket") ?: return false
+
+        try {
+            connector = object : SuConnector(socketName) {
+                override fun onResponse() {
+                    out.writeInt(policy.policy)
+                }
+            }
+            val map = connector.readRequest()
+            val uid = map["uid"]?.toIntOrNull() ?: return false
+            policy = uid.toPolicy(packageManager)
+        } catch (e: Exception) {
+            Timber.e(e)
+            return false
+        }
+
+        // Never allow com.topjohnwu.magisk (could be malware)
+        if (policy.packageName == BuildConfig.APPLICATION_ID)
+            return false
+
+        when (Config.suAutoReponse) {
+            Config.Value.SU_AUTO_DENY -> {
+                respond(MagiskPolicy.DENY, 0)
+                return true
+            }
+            Config.Value.SU_AUTO_ALLOW -> {
+                respond(MagiskPolicy.ALLOW, 0)
+                return true
+            }
+        }
+
+        timer.start()
+        cleanupTasks.add {
+            timer.cancel()
+        }
+
+        onStart()
+        return true
+    }
+
+    private fun respond() {
+        connector.response()
+        cleanupTasks.forEach { it() }
+        onRespond()
+    }
+
+    fun respond(action: Int, time: Int) {
+        val until = if (time > 0)
+            TimeUnit.MILLISECONDS.toSeconds(now) + TimeUnit.MINUTES.toSeconds(time.toLong())
+        else
+            time.toLong()
+
+        policy.policy = action
+        policy.until = until
+        policy.uid = policy.uid % 100000 + Const.USER_ID * 100000
+
+        if (until >= 0)
+            policyDB.update(policy).blockingAwait()
+
+        respond()
+    }
+}

app/src/main/java/com/topjohnwu/magisk/core/tasks/FlashZip.kt

@@ -1,13 +1,13 @@
-package com.topjohnwu.magisk.tasks
+package com.topjohnwu.magisk.core.tasks
 
 import android.content.Context
 import android.net.Uri
-import com.topjohnwu.magisk.Const
+import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.magisk.extensions.fileName
 import com.topjohnwu.magisk.extensions.inject
 import com.topjohnwu.magisk.extensions.readUri
 import com.topjohnwu.magisk.extensions.subscribeK
-import com.topjohnwu.magisk.utils.unzip
+import com.topjohnwu.magisk.core.utils.unzip
 import com.topjohnwu.superuser.Shell
 import io.reactivex.Single
 import java.io.File

app/src/main/java/com/topjohnwu/magisk/core/tasks/MagiskInstaller.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.tasks
+package com.topjohnwu.magisk.core.tasks
 
 import android.content.Context
 import android.net.Uri
@@ -6,11 +6,13 @@ import android.os.Build
 import android.text.TextUtils
 import androidx.annotation.MainThread
 import androidx.annotation.WorkerThread
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.Info
+import androidx.core.net.toUri
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.Config
 import com.topjohnwu.magisk.data.network.GithubRawServices
 import com.topjohnwu.magisk.di.Protected
 import com.topjohnwu.magisk.extensions.*
+import com.topjohnwu.magisk.net.Networking
 import com.topjohnwu.signing.SignBoot
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.ShellUtils
@@ -34,10 +36,10 @@ import java.util.zip.ZipInputStream
 
 abstract class MagiskInstaller {
 
-    protected lateinit var srcBoot: String
-    protected lateinit var destFile: File
     protected lateinit var installDir: File
-    protected lateinit var zipUri: Uri
+    private lateinit var srcBoot: String
+    private lateinit var destFile: File
+    private lateinit var zipUri: Uri
 
     private val console: MutableList<String>
     private val logs: MutableList<String>
@@ -60,7 +62,7 @@ abstract class MagiskInstaller {
         installDir.mkdirs()
     }
 
-    protected fun findImage(): Boolean {
+    private fun findImage(): Boolean {
         srcBoot = "find_boot_image; echo \"\$BOOTIMAGE\"".fsh()
         if (srcBoot.isEmpty()) {
             console.add("! Unable to detect target image")
@@ -70,7 +72,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun findSecondaryImage(): Boolean {
+    private fun findSecondaryImage(): Boolean {
         val slot = "echo \$SLOT".fsh()
         val target = if (slot == "_a") "_b" else "_a"
         console.add("- Target slot: $target")
@@ -87,7 +89,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun extractZip(): Boolean {
+    private fun extractZip(): Boolean {
         val arch: String
         arch = if (Build.VERSION.SDK_INT >= 21) {
             val abis = listOf(*Build.SUPPORTED_ABIS)
@@ -208,7 +210,7 @@ abstract class MagiskInstaller {
         }
     }
 
-    protected fun handleFile(uri: Uri): Boolean {
+    private fun handleFile(uri: Uri): Boolean {
         try {
             context.readUri(uri).buffered().use {
                 it.mark(500)
@@ -238,7 +240,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun patchBoot(): Boolean {
+    private fun patchBoot(): Boolean {
         var isSigned = false
         try {
             SuFileInputStream(srcBoot).use {
@@ -284,7 +286,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun flashBoot(): Boolean {
+    private fun flashBoot(): Boolean {
         if (!"direct_install $installDir $srcBoot".sh().isSuccess)
             return false
         arrayOf(
@@ -294,7 +296,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun storeBoot(): Boolean {
+    private fun storeBoot(): Boolean {
         val patched = SuFile.open(installDir, "new-boot.img")
         try {
             val os = tarOut?.let {
@@ -320,7 +322,7 @@ abstract class MagiskInstaller {
         return true
     }
 
-    protected fun postOTA(): Boolean {
+    private fun postOTA(): Boolean {
         val bootctl = SuFile("/data/adb/bootctl")
         try {
             withStreams(service.fetchBootctl().blockingGet().byteStream(), bootctl.suOutputStream()) {
@@ -345,6 +347,28 @@ abstract class MagiskInstaller {
     private fun String.fsh() = ShellUtils.fastCmd(this)
     private fun Array<String>.fsh() = ShellUtils.fastCmd(*this)
 
+    protected fun doPatchFile(patchFile: Uri) =
+        extractZip() && handleFile(patchFile) && patchBoot() && storeBoot()
+
+    protected fun direct() = findImage() && extractZip() && patchBoot() && flashBoot()
+
+    protected fun secondSlot() =
+        findSecondaryImage() && extractZip() && patchBoot() && flashBoot() && postOTA()
+
+    protected fun fixEnv(): Boolean {
+        val context = get<Context>()
+        val zip: File = context.cachedFile("magisk.zip")
+
+        installDir = SuFile("/data/adb/magisk")
+        Shell.su("rm -rf /data/adb/magisk/*").exec()
+
+        if (!ShellUtils.checkSum("MD5", zip, Info.remote.magisk.md5))
+            Networking.get(Info.remote.magisk.link).execForFile(zip)
+
+        zipUri = zip.toUri()
+        return extractZip() && Shell.su("fix_env").exec().isSuccess
+    }
+
     @WorkerThread
     protected abstract fun operations(): Boolean
 

app/src/main/java/com/topjohnwu/magisk/core/tasks/RepoUpdater.kt

@@ -0,0 +1,101 @@
+package com.topjohnwu.magisk.core.tasks
+
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.model.module.Repo
+import com.topjohnwu.magisk.data.database.RepoDao
+import com.topjohnwu.magisk.data.network.GithubApiServices
+import io.reactivex.Completable
+import io.reactivex.Flowable
+import io.reactivex.rxkotlin.toFlowable
+import io.reactivex.schedulers.Schedulers
+import se.ansman.kotshi.JsonSerializable
+import timber.log.Timber
+import java.net.HttpURLConnection
+import java.text.SimpleDateFormat
+import java.util.*
+import kotlin.collections.HashSet
+
+class RepoUpdater(
+    private val api: GithubApiServices,
+    private val repoDB: RepoDao
+) {
+    private fun loadRepos(repos: List<GithubRepoInfo>, cached: MutableSet<String>) =
+        repos.toFlowable().parallel().runOn(Schedulers.io()).map {
+            // Skip submission
+            if (it.id == "submission")
+                return@map
+            val repo = repoDB.getRepo(it.id)?.apply { cached.remove(it.id) } ?: Repo(it.id)
+            repo.runCatching {
+                update(it.pushDate)
+                repoDB.addRepo(this)
+            }.getOrElse(Timber::e)
+        }.sequential()
+
+    private fun loadPage(
+        cached: MutableSet<String>,
+        page: Int = 1,
+        etag: String = ""
+    ): Flowable<Unit> = api.fetchRepos(page, etag).flatMap {
+        it.error()?.also { throw it }
+        it.response()?.run {
+            if (code() == HttpURLConnection.HTTP_NOT_MODIFIED)
+                return@run Flowable.error<Unit>(CachedException())
+
+            if (page == 1)
+                repoDB.etagKey = headers()[Const.Key.ETAG_KEY].orEmpty().trimEtag()
+
+            val flow = loadRepos(body()!!, cached)
+            if (headers()[Const.Key.LINK_KEY].orEmpty().contains("next")) {
+                flow.mergeWith(loadPage(cached, page + 1))
+            } else {
+                flow
+            }
+        }
+    }
+
+    private fun forcedReload(cached: MutableSet<String>) =
+        cached.toFlowable().parallel().runOn(Schedulers.io()).map {
+            runCatching {
+                Repo(it).update()
+            }.getOrElse(Timber::e)
+        }.sequential()
+
+    private fun String.trimEtag() = substring(indexOf('\"'), lastIndexOf('\"') + 1)
+
+    @Suppress("RedundantLambdaArrow")
+    operator fun invoke(forced: Boolean) : Completable {
+        return Flowable
+            .fromCallable { Collections.synchronizedSet(HashSet(repoDB.repoIDList)) }
+            .flatMap { cached ->
+                loadPage(cached, etag = repoDB.etagKey).doOnComplete {
+                    repoDB.removeRepos(cached)
+                }.onErrorResumeNext { it: Throwable ->
+                    if (it is CachedException) {
+                        if (forced)
+                            return@onErrorResumeNext forcedReload(cached)
+                    } else {
+                        Timber.e(it)
+                    }
+                    Flowable.empty()
+                }
+            }.ignoreElements()
+    }
+
+    class CachedException : Exception()
+}
+
+private val dateFormat: SimpleDateFormat =
+    SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US).apply {
+        timeZone = TimeZone.getTimeZone("UTC")
+    }
+
+@JsonSerializable
+data class GithubRepoInfo(
+    val name: String,
+    val pushed_at: String
+) {
+    val id get() = name
+
+    @Transient
+    val pushDate = dateFormat.parse(pushed_at)!!
+}

app/src/main/java/com/topjohnwu/magisk/core/utils/BiometricHelper.kt

@@ -1,11 +1,11 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import androidx.biometric.BiometricManager
 import androidx.biometric.BiometricPrompt
 import androidx.core.content.ContextCompat
 import androidx.fragment.app.FragmentActivity
-import com.topjohnwu.magisk.Config
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
 import org.koin.core.KoinComponent
 import org.koin.core.get
 

app/src/main/java/com/topjohnwu/magisk/core/utils/Keygen.kt

@@ -1,11 +1,11 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import android.content.pm.PackageManager
 import android.util.Base64
 import android.util.Base64OutputStream
-import com.topjohnwu.magisk.Config
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.utils.PatchAPK.ALPHANUM
 import com.topjohnwu.magisk.di.koinModules
-import com.topjohnwu.magisk.utils.PatchAPK.ALPHANUM
 import com.topjohnwu.signing.CryptoUtils.readCertificate
 import com.topjohnwu.signing.CryptoUtils.readPrivateKey
 import com.topjohnwu.superuser.internal.InternalUtils
@@ -50,10 +50,14 @@ class Keygen: CertKeyProvider {
 
     private val provider: CertKeyProvider
 
-    inner class KeyStoreProvider : CertKeyProvider {
+    inner class KeyStoreProvider :
+        CertKeyProvider {
         private val ks by lazy { init() }
         override val cert by lazy { ks.getCertificate(ALIAS) as X509Certificate }
-        override val key by lazy { ks.getKey(ALIAS, PASSWORD) as PrivateKey }
+        override val key by lazy { ks.getKey(
+            ALIAS,
+            PASSWORD
+        ) as PrivateKey }
     }
 
     class TestProvider : CertKeyProvider {
@@ -113,8 +117,12 @@ class Keygen: CertKeyProvider {
         if (raw.isEmpty()) {
             ks.load(null)
         } else {
-            GZIPInputStream(Base64.decode(raw, BASE64_FLAG).inputStream()).use {
-                ks.load(it, PASSWORD)
+            GZIPInputStream(Base64.decode(raw,
+                BASE64_FLAG
+            ).inputStream()).use {
+                ks.load(it,
+                    PASSWORD
+                )
             }
         }
 
@@ -131,10 +139,16 @@ class Keygen: CertKeyProvider {
         val cert = JcaX509CertificateConverter().getCertificate(builder.build(signer))
 
         // Store them into keystore
-        ks.setKeyEntry(ALIAS, kp.private, PASSWORD, arrayOf(cert))
+        ks.setKeyEntry(
+            ALIAS, kp.private,
+            PASSWORD, arrayOf(cert))
         val bytes = ByteArrayOutputStream()
-        GZIPOutputStream(Base64OutputStream(bytes, BASE64_FLAG)).use {
-            ks.store(it, PASSWORD)
+        GZIPOutputStream(Base64OutputStream(bytes,
+            BASE64_FLAG
+        )).use {
+            ks.store(it,
+                PASSWORD
+            )
         }
         Config.keyStoreRaw = bytes.toString("UTF-8")
 

app/src/main/java/com/topjohnwu/magisk/core/utils/Locales.kt

@@ -1,13 +1,13 @@
 @file:Suppress("DEPRECATION")
 
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import android.annotation.SuppressLint
 import android.content.res.Configuration
 import android.content.res.Resources
-import com.topjohnwu.magisk.Config
 import com.topjohnwu.magisk.R
-import com.topjohnwu.magisk.ResourceMgr
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.ResourceMgr
 import com.topjohnwu.magisk.extensions.langTagToLocale
 import com.topjohnwu.magisk.extensions.toLangTag
 import io.reactivex.Single

app/src/main/java/com/topjohnwu/magisk/core/utils/PatchAPK.kt

@@ -1,15 +1,20 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import android.content.Context
 import android.os.Build.VERSION.SDK_INT
 import android.widget.Toast
-import com.topjohnwu.magisk.*
+import com.topjohnwu.magisk.BuildConfig
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.isRunningAsStub
 import com.topjohnwu.magisk.data.network.GithubRawServices
 import com.topjohnwu.magisk.extensions.DynamicClassLoader
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.subscribeK
 import com.topjohnwu.magisk.extensions.writeTo
-import com.topjohnwu.magisk.view.Notifications
+import com.topjohnwu.magisk.core.view.Notifications
 import com.topjohnwu.signing.JarMap
 import com.topjohnwu.signing.SignAPK
 import com.topjohnwu.superuser.Shell

app/src/main/java/com/topjohnwu/magisk/core/utils/ProgressInputStream.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import com.topjohnwu.superuser.internal.UiThreadHandler
 import java.io.FilterInputStream

app/src/main/java/com/topjohnwu/magisk/core/utils/RootInit.kt

@@ -1,10 +1,10 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import android.content.Context
-import com.topjohnwu.magisk.Const
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.wrap
 import com.topjohnwu.magisk.extensions.rawResource
-import com.topjohnwu.magisk.wrap
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.io.SuFile
 

app/src/main/java/com/topjohnwu/magisk/core/utils/SafetyNetHelper.kt

@@ -0,0 +1,21 @@
+package com.topjohnwu.magisk.core.utils
+
+interface SafetyNetHelper {
+
+    val version: Int
+
+    fun attest()
+
+    interface Callback {
+        fun onResponse(responseCode: Int)
+    }
+
+    companion object {
+
+        const val RESPONSE_ERR = 0x01
+        const val CONNECTION_FAIL = 0x02
+
+        const val BASIC_PASS = 0x10
+        const val CTS_PASS = 0x20
+    }
+}

app/src/main/java/com/topjohnwu/magisk/core/utils/Utils.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import android.content.Context
 import android.content.Intent
@@ -7,10 +7,10 @@ import android.net.Uri
 import android.os.Environment
 import android.widget.Toast
 import androidx.work.*
-import com.topjohnwu.magisk.*
+import com.topjohnwu.magisk.BuildConfig
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.*
 import com.topjohnwu.magisk.extensions.get
-import com.topjohnwu.magisk.model.update.UpdateCheckService
 import com.topjohnwu.superuser.internal.UiThreadHandler
 import java.io.File
 import java.util.concurrent.TimeUnit
@@ -62,7 +62,10 @@ object Utils {
         if (intent.resolveActivity(context.packageManager) != null) {
             context.startActivity(intent)
         } else {
-            toast(R.string.open_link_failed_toast, Toast.LENGTH_SHORT)
+            toast(
+                R.string.open_link_failed_toast,
+                Toast.LENGTH_SHORT
+            )
         }
     }
 

app/src/main/java/com/topjohnwu/magisk/core/utils/ZipUtils.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.utils
+package com.topjohnwu.magisk.core.utils
 
 import com.topjohnwu.superuser.io.SuFile
 import com.topjohnwu.superuser.io.SuFileOutputStream

app/src/main/java/com/topjohnwu/magisk/core/view/Notifications.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.view
+package com.topjohnwu.magisk.core.view
 
 import android.app.Notification
 import android.app.NotificationChannel
@@ -9,13 +9,12 @@ import android.os.Build.VERSION.SDK_INT
 import androidx.core.app.TaskStackBuilder
 import androidx.core.content.getSystemService
 import androidx.core.graphics.drawable.toIcon
-import com.topjohnwu.magisk.*
-import com.topjohnwu.magisk.Const.ID.PROGRESS_NOTIFICATION_CHANNEL
-import com.topjohnwu.magisk.Const.ID.UPDATE_NOTIFICATION_CHANNEL
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.*
+import com.topjohnwu.magisk.core.Const.ID.PROGRESS_NOTIFICATION_CHANNEL
+import com.topjohnwu.magisk.core.Const.ID.UPDATE_NOTIFICATION_CHANNEL
 import com.topjohnwu.magisk.extensions.get
 import com.topjohnwu.magisk.extensions.getBitmap
-import com.topjohnwu.magisk.model.receiver.GeneralReceiver
-import com.topjohnwu.magisk.ui.SplashActivity
 
 object Notifications {
 
@@ -52,10 +51,13 @@ object Notifications {
         val stackBuilder = TaskStackBuilder.create(context)
         stackBuilder.addParentStack(SplashActivity::class.java.cmp(context.packageName))
         stackBuilder.addNextIntent(intent)
-        val pendingIntent = stackBuilder.getPendingIntent(Const.ID.MAGISK_UPDATE_NOTIFICATION_ID,
+        val pendingIntent = stackBuilder.getPendingIntent(
+            Const.ID.MAGISK_UPDATE_NOTIFICATION_ID,
                 PendingIntent.FLAG_UPDATE_CURRENT)
 
-        val builder = updateBuilder(context)
+        val builder = updateBuilder(
+            context
+        )
             .setContentTitle(context.getString(R.string.magisk_update_title))
             .setContentText(context.getString(R.string.manager_download_install))
             .setAutoCancel(true)
@@ -72,7 +74,9 @@ object Notifications {
         val pendingIntent = PendingIntent.getBroadcast(context,
                 Const.ID.APK_UPDATE_NOTIFICATION_ID, intent, PendingIntent.FLAG_UPDATE_CURRENT)
 
-        val builder = updateBuilder(context)
+        val builder = updateBuilder(
+            context
+        )
             .setContentTitle(context.getString(R.string.manager_update_title))
             .setContentText(context.getString(R.string.manager_download_install))
             .setAutoCancel(true)
@@ -87,7 +91,9 @@ object Notifications {
         val pendingIntent = PendingIntent.getBroadcast(context,
                 Const.ID.DTBO_NOTIFICATION_ID, intent, PendingIntent.FLAG_UPDATE_CURRENT)
 
-        val builder = updateBuilder(context)
+        val builder = updateBuilder(
+            context
+        )
             .setContentTitle(context.getString(R.string.dtbo_patched_title))
             .setContentText(context.getString(R.string.dtbo_patched_reboot))
 

app/src/main/java/com/topjohnwu/magisk/core/view/Shortcuts.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.view
+package com.topjohnwu.magisk.core.view
 
 import android.content.Context
 import android.content.Intent
@@ -10,17 +10,18 @@ import androidx.annotation.RequiresApi
 import androidx.core.content.getSystemService
 import androidx.core.graphics.drawable.toAdaptiveIcon
 import androidx.core.graphics.drawable.toIcon
-import com.topjohnwu.magisk.*
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.*
+import com.topjohnwu.magisk.core.utils.Utils
 import com.topjohnwu.magisk.extensions.getBitmap
-import com.topjohnwu.magisk.ui.SplashActivity
-import com.topjohnwu.magisk.utils.Utils
 
 object Shortcuts {
 
     fun setup(context: Context) {
         if (Build.VERSION.SDK_INT >= 25) {
             val manager = context.getSystemService<ShortcutManager>()
-            manager?.dynamicShortcuts = getShortCuts(context)
+            manager?.dynamicShortcuts =
+                getShortCuts(context)
         }
     }
 
@@ -77,19 +78,6 @@ object Shortcuts {
                             .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK)
                     )
                     .setIcon(getIcon(R.drawable.sc_extension))
-                    .setRank(3)
-                    .build()
-            )
-            shortCuts.add(
-                ShortcutInfo.Builder(context, "downloads")
-                    .setShortLabel(context.getString(R.string.downloads))
-                    .setIntent(
-                        Intent(intent)
-                            .putExtra(Const.Key.OPEN_SECTION, "downloads")
-                            .setAction(Intent.ACTION_VIEW)
-                            .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK)
-                    )
-                    .setIcon(getIcon(R.drawable.sc_cloud_download))
                     .setRank(2)
                     .build()
             )

app/src/main/java/com/topjohnwu/magisk/data/database/Repo.kt

@@ -0,0 +1,67 @@
+@file:JvmMultifileClass
+
+package com.topjohnwu.magisk.data.database
+
+import androidx.room.Dao
+import androidx.room.Query
+import com.topjohnwu.magisk.core.model.module.Repo
+
+interface RepoBase {
+
+    fun getRepos(offset: Int, limit: Int = LIMIT): List<Repo>
+    fun searchRepos(query: String, offset: Int, limit: Int = LIMIT): List<Repo>
+
+    @Query("SELECT * FROM repos WHERE id = :id AND versionCode > :versionCode LIMIT 1")
+    fun getUpdatableRepoById(id: String, versionCode: Int): Repo?
+
+    @Query("SELECT * FROM repos WHERE id = :id LIMIT 1")
+    fun getRepoById(id: String): Repo?
+
+    companion object {
+        const val LIMIT = 10
+    }
+
+}
+
+@Dao
+interface RepoByUpdatedDao : RepoBase {
+
+    @Query("SELECT * FROM repos ORDER BY last_update DESC LIMIT :limit OFFSET :offset")
+    override fun getRepos(offset: Int, limit: Int): List<Repo>
+
+    @Query(
+        """SELECT * 
+        FROM repos
+        WHERE 
+            (author LIKE '%' || :query || '%') ||
+            (name LIKE '%' || :query || '%') ||
+            (description LIKE '%' || :query || '%')
+        ORDER BY last_update DESC
+        LIMIT :limit 
+        OFFSET :offset"""
+    )
+    override fun searchRepos(query: String, offset: Int, limit: Int): List<Repo>
+
+}
+
+@Dao
+interface RepoByNameDao : RepoBase {
+
+    @Query("SELECT * FROM repos ORDER BY name COLLATE NOCASE LIMIT :limit OFFSET :offset")
+    override fun getRepos(offset: Int, limit: Int): List<Repo>
+
+    @Query(
+        """SELECT * 
+        FROM repos
+        WHERE 
+            (author LIKE '%' || :query || '%') ||
+            (name LIKE '%' || :query || '%') ||
+            (description LIKE '%' || :query || '%')
+        ORDER BY name COLLATE NOCASE
+        LIMIT :limit 
+        OFFSET :offset"""
+    )
+    override fun searchRepos(query: String, offset: Int, limit: Int): List<Repo>
+
+
+}

app/src/main/java/com/topjohnwu/magisk/data/database/RepoDao.kt

@@ -1,13 +1,15 @@
 package com.topjohnwu.magisk.data.database
 
 import androidx.room.*
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.model.entity.module.Repo
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.model.module.Repo
 
 @Database(version = 6, entities = [Repo::class, RepoEtag::class])
 abstract class RepoDatabase : RoomDatabase() {
 
     abstract fun repoDao() : RepoDao
+    abstract fun repoByUpdatedDao(): RepoByUpdatedDao
+    abstract fun repoByNameDao(): RepoByNameDao
 }
 
 @Dao

app/src/main/java/com/topjohnwu/magisk/data/network/GithubServices.kt

@@ -1,8 +1,8 @@
 package com.topjohnwu.magisk.data.network
 
-import com.topjohnwu.magisk.Const
-import com.topjohnwu.magisk.model.entity.UpdateInfo
-import com.topjohnwu.magisk.tasks.GithubRepoInfo
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.tasks.GithubRepoInfo
+import com.topjohnwu.magisk.core.model.UpdateInfo
 import io.reactivex.Flowable
 import io.reactivex.Single
 import okhttp3.ResponseBody

app/src/main/java/com/topjohnwu/magisk/data/repository/DBConfig.kt

@@ -1,7 +1,7 @@
 package com.topjohnwu.magisk.data.repository
 
-import com.topjohnwu.magisk.data.database.SettingsDao
-import com.topjohnwu.magisk.data.database.StringDao
+import com.topjohnwu.magisk.core.magiskdb.SettingsDao
+import com.topjohnwu.magisk.core.magiskdb.StringDao
 import io.reactivex.schedulers.Schedulers
 import kotlin.properties.ReadWriteProperty
 import kotlin.reflect.KProperty

app/src/main/java/com/topjohnwu/magisk/data/repository/LogRepository.kt

@@ -1,20 +1,18 @@
 package com.topjohnwu.magisk.data.repository
 
-import com.topjohnwu.magisk.Const
+import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.magisk.data.database.SuLogDao
 import com.topjohnwu.magisk.model.entity.MagiskLog
-import com.topjohnwu.magisk.model.entity.WrappedMagiskLog
 import com.topjohnwu.superuser.Shell
 import io.reactivex.Completable
 import io.reactivex.Single
-import java.util.concurrent.TimeUnit
 
 
 class LogRepository(
     private val logDao: SuLogDao
 ) {
 
-    fun fetchLogs() = logDao.fetchAll().map { it.wrap() }
+    fun fetchLogs() = logDao.fetchAll()
 
     fun fetchMagiskLogs() = Single.fromCallable {
         Shell.su("tail -n 5000 ${Const.MAGISK_LOG}").exec().out
@@ -28,11 +26,4 @@ class LogRepository(
 
     fun insert(log: MagiskLog) = logDao.insert(log)
 
-    private fun List<MagiskLog>.wrap(): List<WrappedMagiskLog> {
-        val day = TimeUnit.DAYS.toMillis(1)
-        return groupBy { it.time / day }
-            .map { WrappedMagiskLog(it.key * day, it.value) }
-    }
-
-
 }

app/src/main/java/com/topjohnwu/magisk/data/repository/MagiskRepository.kt

@@ -1,8 +1,8 @@
 package com.topjohnwu.magisk.data.repository
 
 import android.content.pm.PackageManager
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.Info
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.Config
 import com.topjohnwu.magisk.data.network.GithubRawServices
 import com.topjohnwu.magisk.extensions.getLabel
 import com.topjohnwu.magisk.extensions.packageName
@@ -24,7 +24,8 @@ class MagiskRepository(
         Config.Value.BETA_CHANNEL -> apiRaw.fetchBetaUpdate()
         Config.Value.CANARY_CHANNEL -> apiRaw.fetchCanaryUpdate()
         Config.Value.CANARY_DEBUG_CHANNEL -> apiRaw.fetchCanaryDebugUpdate()
-        Config.Value.CUSTOM_CHANNEL -> apiRaw.fetchCustomUpdate(Config.customChannelUrl)
+        Config.Value.CUSTOM_CHANNEL -> apiRaw.fetchCustomUpdate(
+            Config.customChannelUrl)
         else -> throw IllegalArgumentException()
     }.flatMap {
         // If remote version is lower than current installed, try switching to beta

app/src/main/java/com/topjohnwu/magisk/data/repository/StringRepository.kt

@@ -1,7 +1,7 @@
 package com.topjohnwu.magisk.data.repository
 
+import com.topjohnwu.magisk.core.model.module.Repo
 import com.topjohnwu.magisk.data.network.GithubRawServices
-import com.topjohnwu.magisk.model.entity.module.Repo
 
 class StringRepository(
     private val api: GithubRawServices

app/src/main/java/com/topjohnwu/magisk/di/ApplicationModule.kt

@@ -6,6 +6,7 @@ import android.app.Application
 import android.content.Context
 import android.os.Build
 import android.os.Bundle
+import androidx.localbroadcastmanager.content.LocalBroadcastManager
 import androidx.preference.PreferenceManager
 import com.topjohnwu.magisk.utils.RxBus
 import org.koin.core.qualifier.named
@@ -23,6 +24,7 @@ val applicationModule = module {
     single { PreferenceManager.getDefaultSharedPreferences(get<Context>(Protected)) }
     single { ActivityTracker() }
     factory { get<ActivityTracker>().foreground ?: NullActivity }
+    single { LocalBroadcastManager.getInstance(get()) }
 }
 
 private fun createDEContext(context: Context): Context {

app/src/main/java/com/topjohnwu/magisk/di/DatabaseModule.kt

@@ -2,8 +2,12 @@ package com.topjohnwu.magisk.di
 
 import android.content.Context
 import androidx.room.Room
-import com.topjohnwu.magisk.data.database.*
-import com.topjohnwu.magisk.tasks.RepoUpdater
+import com.topjohnwu.magisk.core.magiskdb.PolicyDao
+import com.topjohnwu.magisk.core.magiskdb.SettingsDao
+import com.topjohnwu.magisk.core.magiskdb.StringDao
+import com.topjohnwu.magisk.core.tasks.RepoUpdater
+import com.topjohnwu.magisk.data.database.RepoDatabase
+import com.topjohnwu.magisk.data.database.SuLogDatabase
 import org.koin.dsl.module
 
 
@@ -11,7 +15,10 @@ val databaseModule = module {
     single { PolicyDao(get()) }
     single { SettingsDao() }
     single { StringDao() }
-    single { createRepoDatabase(get()).repoDao() }
+    single { createRepoDatabase(get()) }
+    single { get<RepoDatabase>().repoDao() }
+    single { get<RepoDatabase>().repoByNameDao() }
+    single { get<RepoDatabase>().repoByUpdatedDao() }
     single { createSuLogDatabase(get(Protected)).suLogDao() }
     single { RepoUpdater(get(), get()) }
 }

app/src/main/java/com/topjohnwu/magisk/di/NetworkingModule.kt

@@ -4,7 +4,7 @@ import android.content.Context
 import com.squareup.moshi.JsonAdapter
 import com.squareup.moshi.Moshi
 import com.topjohnwu.magisk.BuildConfig
-import com.topjohnwu.magisk.Const
+import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.magisk.data.network.GithubApiServices
 import com.topjohnwu.magisk.data.network.GithubRawServices
 import com.topjohnwu.magisk.net.Networking

app/src/main/java/com/topjohnwu/magisk/di/ViewModelsModule.kt

@@ -1,25 +1,36 @@
 package com.topjohnwu.magisk.di
 
 import android.net.Uri
+import com.topjohnwu.magisk.legacy.flash.FlashViewModel
+import com.topjohnwu.magisk.legacy.surequest.SuRequestViewModel
 import com.topjohnwu.magisk.ui.MainViewModel
-import com.topjohnwu.magisk.ui.flash.FlashViewModel
 import com.topjohnwu.magisk.ui.hide.HideViewModel
 import com.topjohnwu.magisk.ui.home.HomeViewModel
+import com.topjohnwu.magisk.ui.install.InstallViewModel
 import com.topjohnwu.magisk.ui.log.LogViewModel
 import com.topjohnwu.magisk.ui.module.ModuleViewModel
+import com.topjohnwu.magisk.ui.request.RequestViewModel
+import com.topjohnwu.magisk.ui.safetynet.SafetynetViewModel
+import com.topjohnwu.magisk.ui.settings.SettingsViewModel
 import com.topjohnwu.magisk.ui.superuser.SuperuserViewModel
-import com.topjohnwu.magisk.ui.surequest.SuRequestViewModel
+import com.topjohnwu.magisk.ui.theme.ThemeViewModel
 import org.koin.androidx.viewmodel.dsl.viewModel
 import org.koin.dsl.module
 
-
 val viewModelModules = module {
-    viewModel { MainViewModel() }
+    viewModel { HideViewModel(get()) }
     viewModel { HomeViewModel(get()) }
-    viewModel { SuperuserViewModel(get(), get(), get(), get()) }
-    viewModel { HideViewModel(get(), get()) }
+    viewModel { LogViewModel(get()) }
     viewModel { ModuleViewModel(get(), get(), get()) }
-    viewModel { LogViewModel(get(), get()) }
+    viewModel { RequestViewModel() }
+    viewModel { SafetynetViewModel(get()) }
+    viewModel { SettingsViewModel(get()) }
+    viewModel { SuperuserViewModel(get(), get(), get()) }
+    viewModel { ThemeViewModel() }
+    viewModel { InstallViewModel() }
+    viewModel { MainViewModel() }
+
+    // Legacy
     viewModel { (action: String, file: Uri, additional: Uri) ->
         FlashViewModel(action, file, additional, get())
     }

app/src/main/java/com/topjohnwu/magisk/extensions/RxJava.kt

@@ -52,9 +52,9 @@ fun <T> Observable<T>.subscribeK(
 
 fun <T> Single<T>.subscribeK(
     onError: OnErrorListener = { it.printStackTrace() },
-    onSuccess: OnSuccessListener<T> = {}
+    onNext: OnSuccessListener<T> = {}
 ) = applySchedulers()
-    .subscribe(onSuccess, onError)
+    .subscribe(onNext, onError)
 
 fun <T> Maybe<T>.subscribeK(
     onError: OnErrorListener = { it.printStackTrace() },
@@ -198,5 +198,8 @@ fun <T> ObservableField<T>.toObservable(): Observable<T> {
 
 fun <T : Any> T.toSingle() = Single.just(this)
 
-fun <T1, T2, R> zip(t1: Single<T1>, t2: Single<T2>, zipper: (T1, T2) -> R) =
-    Single.zip(t1, t2, BiFunction<T1, T2, R> { rt1, rt2 -> zipper(rt1, rt2) })
+inline fun <T1, T2, R> zip(
+    t1: Single<T1>,
+    t2: Single<T2>,
+    crossinline zipper: (T1, T2) -> R
+) = Single.zip(t1, t2, BiFunction<T1, T2, R> { rt1, rt2 -> zipper(rt1, rt2) })

app/src/main/java/com/topjohnwu/magisk/extensions/XAndroid.kt

@@ -28,14 +28,17 @@ import androidx.appcompat.content.res.AppCompatResources
 import androidx.core.content.ContextCompat
 import androidx.core.net.toFile
 import androidx.core.net.toUri
-import com.topjohnwu.magisk.Const
 import com.topjohnwu.magisk.FileProvider
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.utils.currentLocale
 import com.topjohnwu.magisk.utils.DynamicClassLoader
-import com.topjohnwu.magisk.utils.Utils
-import com.topjohnwu.magisk.utils.currentLocale
+import com.topjohnwu.magisk.core.utils.Utils
 import com.topjohnwu.superuser.Shell
+import com.topjohnwu.superuser.ShellUtils
 import java.io.File
 import java.io.FileNotFoundException
+import java.text.SimpleDateFormat
+import java.util.*
 import java.lang.reflect.Array as JArray
 
 val packageName: String get() = get<Context>().packageName
@@ -283,7 +286,7 @@ fun Context.drawableCompat(@DrawableRes id: Int) = ContextCompat.getDrawable(thi
  * with respect to RTL layout direction
  */
 fun Context.startEndToLeftRight(start: Int, end: Int): Pair<Int, Int> {
-    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1 &&
+    if (SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1 &&
         resources.configuration.layoutDirection == View.LAYOUT_DIRECTION_RTL
     ) {
         return end to start
@@ -294,10 +297,10 @@ fun Context.startEndToLeftRight(start: Int, end: Int): Pair<Int, Int> {
 fun Context.openUrl(url: String) = Utils.openLink(this, url.toUri())
 
 @Suppress("FunctionName")
-inline fun <reified T> T.DynamicClassLoader(apk: File)
-        = DynamicClassLoader(apk, T::class.java.classLoader)
+inline fun <reified T> T.DynamicClassLoader(apk: File) =
+    DynamicClassLoader(apk, T::class.java.classLoader)
 
-fun Context.unwrap() : Context {
+fun Context.unwrap(): Context {
     var context = this
     while (true) {
         if (context is ContextWrapper)
@@ -309,3 +312,38 @@ fun Context.unwrap() : Context {
 }
 
 fun Uri.writeTo(file: File) = toFile().copyTo(file)
+
+fun Context.hasPermissions(vararg permissions: String) = permissions.all {
+    ContextCompat.checkSelfPermission(this, it) == PERMISSION_GRANTED
+}
+
+private val securityLevelFormatter get() = SimpleDateFormat("yyyy-MM-dd",
+    currentLocale
+)
+
+/** Friendly reminder to seek newer roms or install oem updates. */
+val isDeviceSecure: Boolean
+    get() {
+        val latestPermittedTime = Calendar.getInstance().apply {
+            time = securityLevelDate
+            add(Calendar.MONTH, 2)
+        }.time.time
+        return now in 0..latestPermittedTime
+    }
+val securityLevelDate get() = securityLevelFormatter.parseOrNull(securityLevel) ?: Date(0)
+val securityLevel
+    get() = if (SDK_INT >= Build.VERSION_CODES.M) {
+        Build.VERSION.SECURITY_PATCH
+    } else {
+        null
+    } ?: "1970-01-01" //never
+
+val isSAR
+    get() = ShellUtils
+        .fastCmd("grep_prop ro.build.system_root_image")
+        .let { it.isNotEmpty() && it.toBoolean() }
+
+val isAB
+    get() = ShellUtils
+        .fastCmd("grep_prop ro.build.ab_update")
+        .let { it.isNotEmpty() && it.toBoolean() }

app/src/main/java/com/topjohnwu/magisk/extensions/XJava.kt

@@ -1,11 +1,13 @@
 package com.topjohnwu.magisk.extensions
 
 import android.os.Build
+import timber.log.Timber
 import java.io.File
 import java.io.InputStream
 import java.io.OutputStream
 import java.lang.reflect.Field
 import java.lang.reflect.Method
+import java.text.SimpleDateFormat
 import java.util.*
 import java.util.zip.ZipEntry
 import java.util.zip.ZipInputStream
@@ -100,6 +102,9 @@ fun Locale.toLangTag(): String {
     }
 }
 
+fun SimpleDateFormat.parseOrNull(date: String) =
+    runCatching { parse(date) }.onFailure { Timber.e(it) }.getOrNull()
+
 // Reflection hacks
 
 private val loadClass = ClassLoader::class.java.getMethod("loadClass", String::class.java)

app/src/main/java/com/topjohnwu/magisk/extensions/XSU.kt

@@ -1,6 +1,6 @@
 package com.topjohnwu.magisk.extensions
 
-import com.topjohnwu.magisk.Info
+import com.topjohnwu.magisk.core.Info
 import com.topjohnwu.superuser.Shell
 import com.topjohnwu.superuser.io.SuFileInputStream
 import com.topjohnwu.superuser.io.SuFileOutputStream
@@ -12,3 +12,5 @@ fun reboot(reason: String = if (Info.recovery) "recovery" else "") {
 
 fun File.suOutputStream() = SuFileOutputStream(this)
 fun File.suInputStream() = SuFileInputStream(this)
+
+val hasRoot get() = Shell.rootAccess()

app/src/main/java/com/topjohnwu/magisk/extensions/XString.kt

@@ -2,7 +2,15 @@ package com.topjohnwu.magisk.extensions
 
 import android.content.res.Resources
 
-val specialChars = arrayOf('!', '@', '#', '$', '%', '&', '?')
+val specialChars = arrayOf('！', '＠', '＃', '＄', '％', '＆', '？')
+
+fun String.replaceRandomWithSpecial(passes: Int): String {
+    var string = this
+    repeat(passes) {
+        string = string.replaceRandomWithSpecial()
+    }
+    return string
+}
 
 fun String.replaceRandomWithSpecial(): String {
     var random: Char

app/src/main/java/com/topjohnwu/magisk/extensions/XTime.kt

@@ -1,6 +1,6 @@
 package com.topjohnwu.magisk.extensions
 
-import com.topjohnwu.magisk.utils.currentLocale
+import com.topjohnwu.magisk.core.utils.currentLocale
 import java.text.DateFormat
 import java.text.ParseException
 import java.text.SimpleDateFormat
@@ -14,7 +14,22 @@ fun String.toTime(format: DateFormat) = try {
     -1L
 }
 
-val timeFormatFull by lazy { SimpleDateFormat("yyyy/MM/dd_HH:mm:ss", currentLocale) }
-val timeFormatStandard by lazy { SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", currentLocale) }
-val timeFormatMedium by lazy { DateFormat.getDateInstance(DateFormat.MEDIUM, currentLocale) }
-val timeFormatTime by lazy { SimpleDateFormat("h:mm a", currentLocale) }
+val timeFormatFull by lazy { SimpleDateFormat("yyyy/MM/dd_HH:mm:ss",
+    currentLocale
+) }
+val timeFormatStandard by lazy { SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'",
+    currentLocale
+) }
+val timeFormatMedium by lazy { DateFormat.getDateInstance(DateFormat.MEDIUM,
+    currentLocale
+) }
+val timeFormatTime by lazy { SimpleDateFormat("h:mm a",
+    currentLocale
+) }
+val timeDateFormat by lazy {
+    DateFormat.getDateTimeInstance(
+        DateFormat.DEFAULT,
+        DateFormat.DEFAULT,
+        currentLocale
+    )
+}

app/src/main/java/com/topjohnwu/magisk/extensions/XView.kt

@@ -1,7 +1,11 @@
 package com.topjohnwu.magisk.extensions
 
 import android.view.View
+import android.view.ViewGroup
 import android.view.ViewTreeObserver
+import androidx.interpolator.view.animation.FastOutSlowInInterpolator
+import androidx.transition.AutoTransition
+import androidx.transition.TransitionManager
 
 fun View.setOnViewReadyListener(callback: () -> Unit) = addOnGlobalLayoutListener(true, callback)
 
@@ -12,3 +16,8 @@ fun View.addOnGlobalLayoutListener(oneShot: Boolean = false, callback: () -> Uni
             callback()
         }
     })
+
+fun ViewGroup.startAnimations() {
+    val transition = AutoTransition().setInterpolator(FastOutSlowInInterpolator()).setDuration(400)
+    TransitionManager.beginDelayedTransition(this, transition)
+}

app/src/main/java/com/topjohnwu/magisk/legacy/flash/FlashActivity.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.ui.flash
+package com.topjohnwu.magisk.legacy.flash
 
 import android.content.Context
 import android.content.Intent
@@ -6,22 +6,22 @@ import android.content.pm.ActivityInfo
 import android.net.Uri
 import android.os.Bundle
 import androidx.core.net.toUri
-import com.topjohnwu.magisk.Const
 import com.topjohnwu.magisk.R
-import com.topjohnwu.magisk.base.BaseActivity
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.core.intent
 import com.topjohnwu.magisk.databinding.ActivityFlashBinding
 import com.topjohnwu.magisk.extensions.snackbar
-import com.topjohnwu.magisk.intent
 import com.topjohnwu.magisk.model.events.BackPressEvent
 import com.topjohnwu.magisk.model.events.PermissionEvent
 import com.topjohnwu.magisk.model.events.SnackbarEvent
 import com.topjohnwu.magisk.model.events.ViewEvent
-import com.topjohnwu.magisk.view.Notifications
+import com.topjohnwu.magisk.ui.base.BaseUIActivity
+import com.topjohnwu.magisk.core.view.Notifications
 import org.koin.androidx.viewmodel.ext.android.viewModel
 import org.koin.core.parameter.parametersOf
 import java.io.File
 
-open class FlashActivity : BaseActivity<FlashViewModel, ActivityFlashBinding>() {
+open class FlashActivity : BaseUIActivity<FlashViewModel, ActivityFlashBinding>() {
 
     override val layoutRes: Int = R.layout.activity_flash
     override val themeRes: Int = R.style.MagiskTheme_Flashing

app/src/main/java/com/topjohnwu/magisk/legacy/flash/FlashViewModel.kt

@@ -0,0 +1,110 @@
+package com.topjohnwu.magisk.legacy.flash
+
+import android.Manifest.permission.READ_EXTERNAL_STORAGE
+import android.Manifest.permission.WRITE_EXTERNAL_STORAGE
+import android.content.res.Resources
+import android.net.Uri
+import android.os.Handler
+import androidx.core.os.postDelayed
+import androidx.databinding.ObservableArrayList
+import com.topjohnwu.magisk.BR
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+import com.topjohnwu.magisk.extensions.*
+import com.topjohnwu.magisk.model.entity.recycler.ConsoleRvItem
+import com.topjohnwu.magisk.model.events.SnackbarEvent
+import com.topjohnwu.magisk.model.flash.FlashResultListener
+import com.topjohnwu.magisk.model.flash.Flashing
+import com.topjohnwu.magisk.model.flash.Patching
+import com.topjohnwu.magisk.ui.base.BaseViewModel
+import com.topjohnwu.magisk.utils.DiffObservableList
+import com.topjohnwu.magisk.utils.KObservableField
+import com.topjohnwu.superuser.Shell
+import me.tatarka.bindingcollectionadapter2.ItemBinding
+import java.io.File
+import java.util.*
+
+class FlashViewModel(
+    action: String,
+    installer: Uri,
+    uri: Uri,
+    private val resources: Resources
+) : BaseViewModel(), FlashResultListener {
+
+    val canShowReboot = Shell.rootAccess()
+    val showRestartTitle = KObservableField(false)
+
+    val behaviorText = KObservableField(resources.getString(R.string.flashing))
+
+    val items = DiffObservableList(ComparableRvItem.callback)
+    val itemBinding = ItemBinding.of<ComparableRvItem<*>> { itemBinding, _, item ->
+        item.bind(itemBinding)
+        itemBinding.bindExtra(BR.viewModel, this@FlashViewModel)
+    }
+
+    private val outItems = ObservableArrayList<String>()
+    private val logItems = Collections.synchronizedList(mutableListOf<String>())
+
+    init {
+        outItems.sendUpdatesTo(items) { it.map { ConsoleRvItem(it) } }
+        outItems.copyNewInputInto(logItems)
+
+        state = State.LOADING
+
+        when (action) {
+            Const.Value.FLASH_ZIP -> Flashing
+                .Install(installer, outItems, logItems, this)
+                .exec()
+            Const.Value.UNINSTALL -> Flashing
+                .Uninstall(installer, outItems, logItems, this)
+                .exec()
+            Const.Value.FLASH_MAGISK -> Patching
+                .Direct(installer, outItems, logItems, this)
+                .exec()
+            Const.Value.FLASH_INACTIVE_SLOT -> Patching
+                .SecondSlot(installer, outItems, logItems, this)
+                .exec()
+            Const.Value.PATCH_FILE -> Patching
+                .File(installer, uri, outItems, logItems, this)
+                .exec()
+        }
+    }
+
+    override fun onResult(isSuccess: Boolean) {
+        state = if (isSuccess) State.LOADED else State.LOADING_FAILED
+        behaviorText.value = when {
+            isSuccess -> resources.getString(R.string.done)
+            else -> resources.getString(R.string.failure)
+        }
+
+        if (isSuccess) {
+            Handler().postDelayed(500) {
+                showRestartTitle.value = true
+            }
+        }
+    }
+
+    fun savePressed() = withPermissions(READ_EXTERNAL_STORAGE, WRITE_EXTERNAL_STORAGE)
+        .map { now }
+        .map { it.toTime(timeFormatStandard) }
+        .map { Const.MAGISK_INSTALL_LOG_FILENAME.format(it) }
+        .map { File(Config.downloadDirectory, it) }
+        .map { file ->
+            file.bufferedWriter().use { writer ->
+                logItems.forEach {
+                    writer.write(it)
+                    writer.newLine()
+                }
+            }
+            file.path
+        }
+        .subscribeK { SnackbarEvent(it).publish() }
+        .add()
+
+    fun restartPressed() = reboot()
+
+    fun backPressed() = back()
+
+}

app/src/main/java/com/topjohnwu/magisk/legacy/surequest/SuRequestActivity.kt

@@ -1,4 +1,4 @@
-package com.topjohnwu.magisk.ui.surequest
+package com.topjohnwu.magisk.legacy.surequest
 
 import android.content.Intent
 import android.content.pm.ActivityInfo
@@ -6,16 +6,16 @@ import android.os.Build
 import android.os.Bundle
 import android.view.Window
 import com.topjohnwu.magisk.R
-import com.topjohnwu.magisk.base.BaseActivity
+import com.topjohnwu.magisk.core.su.SuCallbackHandler
+import com.topjohnwu.magisk.core.su.SuCallbackHandler.REQUEST
 import com.topjohnwu.magisk.databinding.ActivityRequestBinding
 import com.topjohnwu.magisk.model.events.DieEvent
 import com.topjohnwu.magisk.model.events.ViewActionEvent
 import com.topjohnwu.magisk.model.events.ViewEvent
-import com.topjohnwu.magisk.utils.SuHandler
-import com.topjohnwu.magisk.utils.SuHandler.REQUEST
+import com.topjohnwu.magisk.ui.base.BaseUIActivity
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
-open class SuRequestActivity : BaseActivity<SuRequestViewModel, ActivityRequestBinding>() {
+open class SuRequestActivity : BaseUIActivity<SuRequestViewModel, ActivityRequestBinding>() {
 
     override val layoutRes: Int = R.layout.activity_request
     override val themeRes: Int = R.style.MagiskTheme_SU
@@ -36,7 +36,11 @@ open class SuRequestActivity : BaseActivity<SuRequestViewModel, ActivityRequestB
         }
 
         fun runHandler(action: String?) {
-            SuHandler(this, action, intent.extras)
+            SuCallbackHandler(
+                this,
+                action,
+                intent.extras
+            )
             finish()
         }
 

app/src/main/java/com/topjohnwu/magisk/legacy/surequest/SuRequestViewModel.kt

@@ -0,0 +1,123 @@
+package com.topjohnwu.magisk.legacy.surequest
+
+import android.content.Intent
+import android.content.SharedPreferences
+import android.content.pm.PackageManager
+import android.content.res.Resources
+import android.graphics.drawable.Drawable
+import android.os.CountDownTimer
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.magiskdb.PolicyDao
+import com.topjohnwu.magisk.core.model.MagiskPolicy.Companion.ALLOW
+import com.topjohnwu.magisk.core.model.MagiskPolicy.Companion.DENY
+import com.topjohnwu.magisk.core.su.SuRequestHandler
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+import com.topjohnwu.magisk.model.entity.recycler.SpinnerRvItem
+import com.topjohnwu.magisk.model.events.DieEvent
+import com.topjohnwu.magisk.ui.base.BaseViewModel
+import com.topjohnwu.magisk.core.utils.BiometricHelper
+import com.topjohnwu.magisk.utils.DiffObservableList
+import com.topjohnwu.magisk.utils.KObservableField
+import me.tatarka.bindingcollectionadapter2.BindingListViewAdapter
+import me.tatarka.bindingcollectionadapter2.ItemBinding
+import java.util.concurrent.TimeUnit.SECONDS
+
+class SuRequestViewModel(
+    private val pm: PackageManager,
+    private val policyDB: PolicyDao,
+    private val timeoutPrefs: SharedPreferences,
+    private val res: Resources
+) : BaseViewModel() {
+
+    val icon = KObservableField<Drawable?>(null)
+    val title = KObservableField("")
+    val packageName = KObservableField("")
+
+    val denyText = KObservableField(res.getString(R.string.deny))
+    val warningText = KObservableField<CharSequence>(res.getString(R.string.su_warning))
+
+    val selectedItemPosition = KObservableField(0)
+
+    private val items = DiffObservableList(ComparableRvItem.callback)
+    private val itemBinding = ItemBinding.of<ComparableRvItem<*>> { binding, _, item ->
+        item.bind(binding)
+    }
+
+    val adapter = BindingListViewAdapter<ComparableRvItem<*>>(1).apply {
+        itemBinding = this@SuRequestViewModel.itemBinding
+        setItems(items)
+    }
+
+    private val handler = Handler()
+
+    fun grantPressed() {
+        handler.cancelTimer()
+        if (BiometricHelper.isEnabled) {
+            withView {
+                BiometricHelper.authenticate(this) {
+                    handler.respond(ALLOW)
+                }
+            }
+        } else {
+            handler.respond(ALLOW)
+        }
+    }
+
+    fun denyPressed() {
+        handler.respond(DENY)
+    }
+
+    fun spinnerTouched(): Boolean {
+        handler.cancelTimer()
+        return false
+    }
+
+    fun handleRequest(intent: Intent): Boolean {
+        return handler.start(intent)
+    }
+
+    private inner class Handler : SuRequestHandler(pm, policyDB) {
+
+        fun respond(action: Int) {
+            val pos = selectedItemPosition.value
+            timeoutPrefs.edit().putInt(policy.packageName, pos).apply()
+            respond(action, Config.Value.TIMEOUT_LIST[pos])
+        }
+
+        fun cancelTimer() {
+            timer.cancel()
+            denyText.value = res.getString(R.string.deny)
+        }
+
+        override fun onStart() {
+            res.getStringArray(R.array.allow_timeout)
+                .map { SpinnerRvItem(it) }
+                .let { items.update(it) }
+
+            icon.value = policy.applicationInfo.loadIcon(pm)
+            title.value = policy.appName
+            packageName.value = policy.packageName
+            selectedItemPosition.value = timeoutPrefs.getInt(policy.packageName, 0)
+
+            // Override timer
+            val millis = SECONDS.toMillis(Config.suDefaultTimeout.toLong())
+            timer = object : CountDownTimer(millis, 1000) {
+                override fun onTick(remains: Long) {
+                    denyText.value = "${res.getString(R.string.deny)} (${remains / 1000})"
+                }
+
+                override fun onFinish() {
+                    denyText.value = res.getString(R.string.deny)
+                    respond(DENY)
+                }
+            }
+        }
+
+        override fun onRespond() {
+            // Kill activity after response
+            DieEvent().publish()
+        }
+    }
+
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/HideAppInfo.kt

@@ -14,3 +14,14 @@ class HideAppInfo(
     val processes = info.packageInfo?.processes?.distinct() ?: listOf(info.packageName)
 
 }
+
+data class StatefulProcess(
+    val name: String,
+    val packageName: String,
+    val isHidden: Boolean
+)
+
+class ProcessHideApp(
+    val info: HideAppInfo,
+    val processes: List<StatefulProcess>
+)

app/src/main/java/com/topjohnwu/magisk/model/entity/MagiskLog.kt

@@ -3,10 +3,11 @@ package com.topjohnwu.magisk.model.entity
 import androidx.room.Entity
 import androidx.room.Ignore
 import androidx.room.PrimaryKey
+import com.topjohnwu.magisk.core.model.MagiskPolicy
+import com.topjohnwu.magisk.core.model.MagiskPolicy.Companion.ALLOW
 import com.topjohnwu.magisk.extensions.now
 import com.topjohnwu.magisk.extensions.timeFormatTime
 import com.topjohnwu.magisk.extensions.toTime
-import com.topjohnwu.magisk.model.entity.MagiskPolicy.Companion.ALLOW
 
 @Entity(tableName = "logs")
 data class MagiskLog(
@@ -23,11 +24,6 @@ data class MagiskLog(
     @Ignore val timeString = time.toTime(timeFormatTime)
 }
 
-data class WrappedMagiskLog(
-    val time: Long,
-    val items: List<MagiskLog>
-)
-
 fun MagiskPolicy.toLog(
     toUid: Int,
     fromPid: Int,

app/src/main/java/com/topjohnwu/magisk/model/entity/internal/DownloadSubject.kt

@@ -2,13 +2,13 @@ package com.topjohnwu.magisk.model.entity.internal
 
 import android.content.Context
 import android.os.Parcelable
-import com.topjohnwu.magisk.Config
-import com.topjohnwu.magisk.Info
+import com.topjohnwu.magisk.core.Info
+import com.topjohnwu.magisk.core.Config
+import com.topjohnwu.magisk.core.model.module.Repo
 import com.topjohnwu.magisk.extensions.cachedFile
 import com.topjohnwu.magisk.extensions.get
-import com.topjohnwu.magisk.model.entity.MagiskJson
-import com.topjohnwu.magisk.model.entity.ManagerJson
-import com.topjohnwu.magisk.model.entity.module.Repo
+import com.topjohnwu.magisk.core.model.MagiskJson
+import com.topjohnwu.magisk.core.model.ManagerJson
 import kotlinx.android.parcel.IgnoredOnParcel
 import kotlinx.android.parcel.Parcelize
 import java.io.File
@@ -59,7 +59,7 @@ sealed class DownloadSubject : Parcelable {
         val magisk: MagiskJson = Info.remote.magisk
 
         @Parcelize
-        protected data class Flash(
+        data class Flash(
             override val configuration: Configuration
         ) : Magisk() {
             override val url: String get() = magisk.link
@@ -72,7 +72,7 @@ sealed class DownloadSubject : Parcelable {
         }
 
         @Parcelize
-        protected class Uninstall : Magisk() {
+        class Uninstall : Magisk() {
             override val configuration: Configuration get() = Configuration.Uninstall
             override val url: String get() = Info.remote.uninstaller.link
 
@@ -83,7 +83,7 @@ sealed class DownloadSubject : Parcelable {
         }
 
         @Parcelize
-        protected class Download : Magisk() {
+        class Download : Magisk() {
             override val configuration: Configuration get() = Configuration.Download
             override val url: String get() = magisk.link
 

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/ConsoleRvItem.kt

@@ -6,7 +6,7 @@ import androidx.databinding.ViewDataBinding
 import androidx.recyclerview.widget.RecyclerView
 import com.topjohnwu.magisk.R
 
-class ConsoleRvItem(val item: String) : LenientRvItem<ConsoleRvItem>() {
+open class ConsoleRvItem(val item: String) : LenientRvItem<ConsoleRvItem>() {
     override val layoutRes: Int = R.layout.item_console
 
     override fun onBindingBound(binding: ViewDataBinding, recyclerView: RecyclerView) {
@@ -24,3 +24,7 @@ class ConsoleRvItem(val item: String) : LenientRvItem<ConsoleRvItem>() {
     override fun contentSameAs(other: ConsoleRvItem) = itemSameAs(other)
     override fun itemSameAs(other: ConsoleRvItem) = item == other.item
 }
+
+class ConsoleItem(item: String) : ConsoleRvItem(item) {
+    override val layoutRes = R.layout.item_console_md2
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/HideRvItem.kt

@@ -1,92 +1,81 @@
 package com.topjohnwu.magisk.model.entity.recycler
 
+import android.view.View
+import android.view.ViewGroup
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.databinding.ComparableRvItem
 import com.topjohnwu.magisk.extensions.addOnPropertyChangedCallback
-import com.topjohnwu.magisk.extensions.inject
+import com.topjohnwu.magisk.extensions.startAnimations
 import com.topjohnwu.magisk.extensions.toggle
-import com.topjohnwu.magisk.model.entity.HideAppInfo
-import com.topjohnwu.magisk.model.entity.HideTarget
-import com.topjohnwu.magisk.model.entity.state.IndeterminateState
-import com.topjohnwu.magisk.model.events.HideProcessEvent
-import com.topjohnwu.magisk.utils.DiffObservableList
+import com.topjohnwu.magisk.model.entity.ProcessHideApp
+import com.topjohnwu.magisk.model.entity.StatefulProcess
+import com.topjohnwu.magisk.model.observer.Observer
+import com.topjohnwu.magisk.ui.hide.HideViewModel
 import com.topjohnwu.magisk.utils.KObservableField
-import com.topjohnwu.magisk.utils.RxBus
+import kotlin.math.roundToInt
 
-class HideRvItem(val item: HideAppInfo, targets: List<HideTarget>) :
-    ComparableRvItem<HideRvItem>() {
+class HideItem(val item: ProcessHideApp) : ComparableRvItem<HideItem>() {
 
-    override val layoutRes: Int = R.layout.item_hide_app
+    override val layoutRes = R.layout.item_hide_md2
+
+    val packageName = item.info.info.packageName.orEmpty()
+    val items = item.processes.map { HideProcessItem(it) }
 
-    val packageName = item.info.packageName.orEmpty()
-    val items = DiffObservableList(callback).also {
-        val items = item.processes.map {
-            val isHidden = targets.any { target ->
-                packageName == target.packageName && it == target.process
-            }
-            HideProcessRvItem(packageName, it, isHidden)
-        }
-        it.update(items)
-    }
-    val isHiddenState = KObservableField(currentState)
     val isExpanded = KObservableField(false)
-
-    private val itemsProcess get() = items.filterIsInstance<HideProcessRvItem>()
-
-    private val currentState
-        get() = when (itemsProcess.count { it.isHidden.value }) {
-            items.size -> IndeterminateState.CHECKED
-            in 1 until items.size -> IndeterminateState.INDETERMINATE
-            else -> IndeterminateState.UNCHECKED
+    val itemsChecked = KObservableField(0)
+    val itemsCheckedPercent = Observer(itemsChecked) {
+        (itemsChecked.value.toFloat() / items.size * 100).roundToInt()
     }
 
+    /** [toggle] depends on this functionality */
+    private val isHidden get() = itemsChecked.value == items.size
+
     init {
-        itemsProcess.forEach {
-            it.isHidden.addOnPropertyChangedCallback { isHiddenState.value = currentState }
-        }
+        items.forEach { it.isHidden.addOnPropertyChangedCallback { recalculateChecked() } }
+        recalculateChecked()
     }
 
-    fun toggle() {
-        val desiredState = when (isHiddenState.value) {
-            IndeterminateState.INDETERMINATE,
-            IndeterminateState.UNCHECKED -> true
-            IndeterminateState.CHECKED -> false
-        }
-        itemsProcess.forEach { it.isHidden.value = desiredState }
-        isHiddenState.value = currentState
+    fun collapse(v: View) {
+        (v.parent.parent as? ViewGroup)?.startAnimations()
+        isExpanded.value = false
     }
 
-    fun toggleExpansion() {
-        if (items.size <= 1) return
+    fun toggle(v: View) {
+        (v.parent as? ViewGroup)?.startAnimations()
         isExpanded.toggle()
     }
 
-    override fun contentSameAs(other: HideRvItem): Boolean = items.all { other.items.contains(it) }
-    override fun itemSameAs(other: HideRvItem): Boolean = item.info == other.item.info
+    fun toggle(viewModel: HideViewModel): Boolean {
+        // contract implies that isHidden == all checked
+        if (!isHidden) {
+            items.filterNot { it.isHidden.value }
+        } else {
+            items
+        }.forEach { it.toggle(viewModel) }
+        return true
+    }
+
+    private fun recalculateChecked() {
+        itemsChecked.value = items.count { it.isHidden.value }
+    }
+
+    override fun contentSameAs(other: HideItem): Boolean = item == other.item
+    override fun itemSameAs(other: HideItem): Boolean = item.info == other.item.info
 
 }
 
-class HideProcessRvItem(
-    val packageName: String,
-    val process: String,
-    isHidden: Boolean
-) : ComparableRvItem<HideProcessRvItem>() {
+class HideProcessItem(val item: StatefulProcess) : ComparableRvItem<HideProcessItem>() {
 
-    override val layoutRes: Int = R.layout.item_hide_process
+    override val layoutRes = R.layout.item_hide_process_md2
 
-    val isHidden = KObservableField(isHidden)
+    val isHidden = KObservableField(item.isHidden)
 
-    private val rxBus: RxBus by inject()
-
-    init {
-        this.isHidden.addOnPropertyChangedCallback {
-            rxBus.post(HideProcessEvent(this@HideProcessRvItem))
-        }
+    fun toggle(viewModel: HideViewModel) {
+        isHidden.toggle()
+        viewModel.toggleItem(this)
     }
 
-    fun toggle() = isHidden.toggle()
+    override fun contentSameAs(other: HideProcessItem) = item == other.item
+    override fun itemSameAs(other: HideProcessItem) = item.name == other.item.name
 
-    override fun contentSameAs(other: HideProcessRvItem): Boolean = itemSameAs(other)
-    override fun itemSameAs(other: HideProcessRvItem): Boolean =
-        packageName == other.packageName && process == other.process
 }

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/HomeItems.kt

@@ -0,0 +1,116 @@
+package com.topjohnwu.magisk.model.entity.recycler
+
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+
+sealed class HomeItem : ComparableRvItem<HomeItem>() {
+
+    abstract val icon: Int
+    abstract val title: Int
+    abstract val link: String
+
+    override val layoutRes = R.layout.item_developer_link
+
+    override fun contentSameAs(other: HomeItem) = itemSameAs(other)
+    override fun itemSameAs(other: HomeItem) = this == other
+
+    override fun equals(other: Any?): Boolean {
+        if (other !is HomeItem) return false
+        return icon == other.icon && title == other.title && link == other.link
+    }
+
+    override fun hashCode() =
+        icon.hashCode() + title.hashCode() + link.hashCode() + layoutRes.hashCode()
+
+    // region Children
+    sealed class PayPal : HomeItem() {
+        override val icon = R.drawable.ic_paypal
+        override val title = R.string.home_item_paypal
+        override val link = "https://paypal.me/%s"
+
+        // region Children
+        object App : PayPal() {
+            override val link = super.link.format("diareuse")
+        }
+
+        object Mainline : PayPal() {
+            override val link = super.link.format("topjohnwu")
+        }
+        // endregion
+    }
+
+    object Patreon : HomeItem() {
+        override val icon = R.drawable.ic_patreon
+        override val title = R.string.home_item_patreon
+        override val link = Const.Url.PATREON_URL
+    }
+
+    sealed class Twitter : HomeItem() {
+        override val icon = R.drawable.ic_twitter
+        override val title = R.string.home_item_twitter
+        override val link = "https://twitter.com/%s"
+
+        // region Children
+        object App : Twitter() {
+            override val link = super.link.format("diareuse")
+        }
+
+        object Mainline : Twitter() {
+            override val link = super.link.format("topjohnwu")
+        }
+        // endregion
+    }
+
+    object Github : HomeItem() {
+        override val icon = R.drawable.ic_github
+        override val title = R.string.home_item_source
+        override val link = Const.Url.SOURCE_CODE_URL
+    }
+
+    object Xda : HomeItem() {
+        override val icon = R.drawable.ic_xda
+        override val title = R.string.home_item_xda
+        override val link = Const.Url.XDA_THREAD
+    }
+    // endregion
+}
+
+sealed class DeveloperItem : ComparableRvItem<DeveloperItem>() {
+
+    abstract val items: List<HomeItem>
+    abstract val name: Int
+
+    override val layoutRes = R.layout.item_developer
+
+    override fun contentSameAs(other: DeveloperItem) = itemSameAs(other)
+    override fun itemSameAs(other: DeveloperItem) = this == other
+
+    override fun equals(other: Any?): Boolean {
+        if (other !is DeveloperItem) return false
+        return name == other.name && items == other.items
+    }
+
+    override fun hashCode() = name.hashCode() + items.hashCode() + layoutRes.hashCode()
+
+    //region Children
+    object Mainline : DeveloperItem() {
+        override val items =
+            listOf(HomeItem.PayPal.Mainline, HomeItem.Patreon, HomeItem.Twitter.Mainline)
+        override val name = R.string.home_links_mainline
+    }
+
+    object App : DeveloperItem() {
+        override val items =
+            listOf(HomeItem.PayPal.App, HomeItem.Twitter.App)
+        override val name = R.string.home_links_app
+    }
+
+    object Project : DeveloperItem() {
+        override val items =
+            listOf(HomeItem.Github, HomeItem.Xda)
+        override val name = R.string.home_links_project
+    }
+    //endregion
+
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/LogRvItem.kt

@@ -1,73 +1,39 @@
 package com.topjohnwu.magisk.model.entity.recycler
 
+import androidx.databinding.Bindable
+import com.topjohnwu.magisk.BR
 import com.topjohnwu.magisk.R
-import com.topjohnwu.magisk.databinding.ComparableRvItem
-import com.topjohnwu.magisk.extensions.timeFormatMedium
+import com.topjohnwu.magisk.extensions.timeDateFormat
 import com.topjohnwu.magisk.extensions.toTime
-import com.topjohnwu.magisk.extensions.toggle
 import com.topjohnwu.magisk.model.entity.MagiskLog
-import com.topjohnwu.magisk.model.entity.WrappedMagiskLog
-import com.topjohnwu.magisk.utils.DiffObservableList
-import com.topjohnwu.magisk.utils.KObservableField
 
-class LogRvItem : ComparableRvItem<LogRvItem>() {
-    override val layoutRes: Int = R.layout.item_page_log
+class LogItem(val item: MagiskLog) : ObservableItem<LogItem>() {
 
-    val items = DiffObservableList(callback)
+    override val layoutRes = R.layout.item_log_access_md2
 
-    fun update(list: List<LogItemRvItem>) {
-        list.firstOrNull()?.isExpanded?.value = true
-        items.update(list)
+    val date = item.time.toTime(timeDateFormat)
+    var isTop = false
+        @Bindable get
+        set(value) {
+            field = value
+            notifyChange(BR.top)
+        }
+    var isBottom = false
+        @Bindable get
+        set(value) {
+            field = value
+            notifyChange(BR.bottom)
         }
 
-    //two of these will never be present, safe to assume it's unique
-    override fun contentSameAs(other: LogRvItem): Boolean = false
+    override fun itemSameAs(other: LogItem) = item.appName == other.item.appName
 
-    override fun itemSameAs(other: LogRvItem): Boolean = false
-}
-
-class LogItemRvItem(
-    item: WrappedMagiskLog
-) : ComparableRvItem<LogItemRvItem>() {
-    override val layoutRes: Int = R.layout.item_superuser_log
-
-    val date = item.time.toTime(timeFormatMedium)
-    val items: List<ComparableRvItem<*>> = item.items.map { LogItemEntryRvItem(it) }
-    val isExpanded = KObservableField(false)
-
-    fun toggle() = isExpanded.toggle()
-
-    override fun contentSameAs(other: LogItemRvItem): Boolean {
-        if (items.size != other.items.size) return false
-        return items.all { it in other.items }
-    }
-
-    override fun itemSameAs(other: LogItemRvItem): Boolean = date == other.date
-}
-
-class LogItemEntryRvItem(val item: MagiskLog) : ComparableRvItem<LogItemEntryRvItem>() {
-    override val layoutRes: Int = R.layout.item_superuser_log_entry
-
-    val isExpanded = KObservableField(false)
-
-    fun toggle() = isExpanded.toggle()
-
-    override fun contentSameAs(other: LogItemEntryRvItem) = item == other.item
-
-    override fun itemSameAs(other: LogItemEntryRvItem) = item.appName == other.item.appName
-}
-
-class MagiskLogRvItem : ComparableRvItem<MagiskLogRvItem>() {
-    override val layoutRes: Int = R.layout.item_page_magisk_log
-
-    val items = DiffObservableList(callback)
-
-    fun update(list: List<ConsoleRvItem>) {
-        items.update(list)
-    }
-
-    //two of these will never be present, safe to assume it's unique
-    override fun contentSameAs(other: MagiskLogRvItem): Boolean = false
-
-    override fun itemSameAs(other: MagiskLogRvItem): Boolean = false
+    override fun contentSameAs(other: LogItem) = item.fromUid == other.item.fromUid &&
+            item.toUid == other.item.toUid &&
+            item.fromPid == other.item.fromPid &&
+            item.packageName == other.item.packageName &&
+            item.command == other.item.command &&
+            item.action == other.item.action &&
+            item.time == other.item.time &&
+            isTop == other.isTop &&
+            isBottom == other.isBottom
 }

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/ModuleRvItem.kt

@@ -1,75 +1,162 @@
 package com.topjohnwu.magisk.model.entity.recycler
 
-import android.content.res.Resources
-import androidx.annotation.StringRes
+import androidx.databinding.Bindable
+import androidx.databinding.Observable
+import androidx.databinding.PropertyChangeRegistry
+import androidx.databinding.ViewDataBinding
+import androidx.recyclerview.widget.StaggeredGridLayoutManager
+import com.topjohnwu.magisk.BR
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.model.module.Module
+import com.topjohnwu.magisk.core.model.module.Repo
 import com.topjohnwu.magisk.databinding.ComparableRvItem
-import com.topjohnwu.magisk.extensions.addOnPropertyChangedCallback
-import com.topjohnwu.magisk.extensions.get
-import com.topjohnwu.magisk.extensions.toggle
-import com.topjohnwu.magisk.model.entity.module.Module
-import com.topjohnwu.magisk.model.entity.module.Repo
+import com.topjohnwu.magisk.ui.module.ModuleViewModel
 import com.topjohnwu.magisk.utils.KObservableField
 
-class ModuleRvItem(val item: Module) : ComparableRvItem<ModuleRvItem>() {
+object SafeModeNotice : ComparableRvItem<SafeModeNotice>() {
+    override val layoutRes = R.layout.item_safe_mode_notice
 
-    override val layoutRes: Int = R.layout.item_module
+    override fun onBindingBound(binding: ViewDataBinding) {
+        super.onBindingBound(binding)
+        val params = binding.root.layoutParams as? StaggeredGridLayoutManager.LayoutParams
+        params?.isFullSpan = true
+    }
 
-    val lastActionNotice = KObservableField("")
-    val isChecked = KObservableField(item.enable)
-    val isDeletable = KObservableField(item.remove)
+    override fun contentSameAs(other: SafeModeNotice) = this == other
+    override fun itemSameAs(other: SafeModeNotice) = this === other
+}
 
+object InstallModule : ComparableRvItem<InstallModule>() {
+    override val layoutRes = R.layout.item_module_download
+
+    override fun onBindingBound(binding: ViewDataBinding) {
+        super.onBindingBound(binding)
+        val params = binding.root.layoutParams as? StaggeredGridLayoutManager.LayoutParams
+        params?.isFullSpan = true
+    }
+
+    override fun contentSameAs(other: InstallModule) = this == other
+    override fun itemSameAs(other: InstallModule) = this === other
+}
+
+class SectionTitle(
+    val title: Int,
+    _button: Int = 0,
+    _icon: Int = 0
+) : ObservableItem<SectionTitle>() {
+    override val layoutRes = R.layout.item_section_md2
+
+    var button = _button
+        @Bindable get
+        set(value) {
+            field = value
+            notifyChange(BR.button)
+        }
+    var icon = _icon
+        @Bindable get
+        set(value) {
+            field = value
+            notifyChange(BR.icon)
+        }
+    var hasButton = button != 0 || icon != 0
+        @Bindable get
+        set(value) {
+            field = value
+            notifyChange(BR.hasButton)
+        }
+
+    override fun onBindingBound(binding: ViewDataBinding) {
+        super.onBindingBound(binding)
+        val params = binding.root.layoutParams as? StaggeredGridLayoutManager.LayoutParams
+        params?.isFullSpan = true
+    }
+
+    override fun itemSameAs(other: SectionTitle): Boolean = this === other
+    override fun contentSameAs(other: SectionTitle): Boolean = this === other
+}
+
+sealed class RepoItem(val item: Repo) : ObservableItem<RepoItem>() {
+    override val layoutRes: Int = R.layout.item_repo_md2
+
+    val progress = KObservableField(0)
+    var isUpdate = false
+        @Bindable get
+        protected set(value) {
+            field = value
+            notifyChange(BR.update)
+        }
+
+    override fun contentSameAs(other: RepoItem): Boolean = item == other.item
+    override fun itemSameAs(other: RepoItem): Boolean = item.id == other.item.id
+
+    class Update(item: Repo) : RepoItem(item) {
         init {
-        isChecked.addOnPropertyChangedCallback {
-            when (it) {
-                true -> {
-                    item.enable = true
-                    notice(R.string.disable_file_removed)
-                }
-                false -> {
-                    item.enable = false
-                    notice(R.string.disable_file_created)
-                }
-            }
-        }
-        isDeletable.addOnPropertyChangedCallback {
-            when (it) {
-                true -> {
-                    item.remove = true
-                    notice(R.string.remove_file_created)
-                }
-                false -> {
-                    item.remove = false
-                    notice(R.string.remove_file_deleted)
-                }
-            }
-        }
-        when {
-            item.updated -> notice(R.string.update_file_created)
-            item.remove -> notice(R.string.remove_file_created)
+            isUpdate = true
         }
     }
 
-    fun toggle() = isChecked.toggle()
-    fun toggleDelete() = isDeletable.toggle()
+    class Remote(item: Repo) : RepoItem(item)
+}
 
-    private fun notice(@StringRes info: Int) {
-        lastActionNotice.value = get<Resources>().getString(info)
+class ModuleItem(val item: Module) : ObservableItem<ModuleItem>(), Observable {
+
+    override val layoutRes = R.layout.item_module_md2
+
+    @get:Bindable
+    var repo: Repo? = null
+        set(value) {
+            field = value
+            notifyChange(BR.repo)
         }
 
-    override fun contentSameAs(other: ModuleRvItem): Boolean = item.version == other.item.version
+    @get:Bindable
+    var isEnabled = item.enable
+        set(value) {
+            field = value
+            item.enable = value
+            notifyChange(BR.enabled)
+        }
+    @get:Bindable
+    var isRemoved = item.remove
+        set(value) {
+            field = value
+            item.remove = value
+            notifyChange(BR.removed)
+        }
+
+    val isUpdated get() = item.updated
+    val isModified get() = isRemoved || item.updated
+
+    fun toggle() {
+        isEnabled = !isEnabled
+    }
+
+    fun delete(viewModel: ModuleViewModel) {
+        isRemoved = !isRemoved
+        viewModel.updateActiveState()
+    }
+
+    override fun contentSameAs(other: ModuleItem): Boolean = item.version == other.item.version
             && item.versionCode == other.item.versionCode
             && item.description == other.item.description
             && item.name == other.item.name
 
-    override fun itemSameAs(other: ModuleRvItem): Boolean = item.id == other.item.id
+    override fun itemSameAs(other: ModuleItem): Boolean = item.id == other.item.id
+
 }
 
-class RepoRvItem(val item: Repo) : ComparableRvItem<RepoRvItem>() {
+abstract class ObservableItem<T> : ComparableRvItem<T>(), Observable {
 
-    override val layoutRes: Int = R.layout.item_repo
+    private val list = PropertyChangeRegistry()
 
-    override fun contentSameAs(other: RepoRvItem): Boolean = item == other.item
+    override fun removeOnPropertyChangedCallback(callback: Observable.OnPropertyChangedCallback?) {
+        list.remove(callback ?: return)
+    }
+
+    override fun addOnPropertyChangedCallback(callback: Observable.OnPropertyChangedCallback?) {
+        list.add(callback ?: return)
+    }
+
+    fun notifyChange(id: Int) = list.notifyChange(this, id)
 
-    override fun itemSameAs(other: RepoRvItem): Boolean = item.id == other.item.id
 }

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/PolicyRvItem.kt

@@ -2,51 +2,52 @@ package com.topjohnwu.magisk.model.entity.recycler
 
 import android.graphics.drawable.Drawable
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.core.model.MagiskPolicy
 import com.topjohnwu.magisk.databinding.ComparableRvItem
-import com.topjohnwu.magisk.extensions.addOnPropertyChangedCallback
-import com.topjohnwu.magisk.extensions.inject
 import com.topjohnwu.magisk.extensions.toggle
-import com.topjohnwu.magisk.model.entity.MagiskPolicy
-import com.topjohnwu.magisk.model.events.PolicyEnableEvent
 import com.topjohnwu.magisk.model.events.PolicyUpdateEvent
+import com.topjohnwu.magisk.ui.superuser.SuperuserViewModel
 import com.topjohnwu.magisk.utils.KObservableField
-import com.topjohnwu.magisk.utils.RxBus
 
-class PolicyRvItem(val item: MagiskPolicy, val icon: Drawable) : ComparableRvItem<PolicyRvItem>() {
-
-    override val layoutRes: Int = R.layout.item_policy
+class PolicyItem(val item: MagiskPolicy, val icon: Drawable) : ComparableRvItem<PolicyItem>() {
+    override val layoutRes = R.layout.item_policy_md2
 
     val isExpanded = KObservableField(false)
     val isEnabled = KObservableField(item.policy == MagiskPolicy.ALLOW)
     val shouldNotify = KObservableField(item.notification)
     val shouldLog = KObservableField(item.logging)
 
-    fun toggle() = isExpanded.toggle()
-
-    private val rxBus: RxBus by inject()
-
-    private val currentStateItem
+    private val updatedPolicy
         get() = item.copy(
             policy = if (isEnabled.value) MagiskPolicy.ALLOW else MagiskPolicy.DENY,
             notification = shouldNotify.value,
             logging = shouldLog.value
         )
 
-    init {
-        isEnabled.addOnPropertyChangedCallback {
-            it ?: return@addOnPropertyChangedCallback
-            rxBus.post(PolicyEnableEvent(this@PolicyRvItem, it))
-        }
-        shouldNotify.addOnPropertyChangedCallback {
-            it ?: return@addOnPropertyChangedCallback
-            rxBus.post(PolicyUpdateEvent.Notification(currentStateItem))
-        }
-        shouldLog.addOnPropertyChangedCallback {
-            it ?: return@addOnPropertyChangedCallback
-            rxBus.post(PolicyUpdateEvent.Log(currentStateItem))
+    fun toggle(viewModel: SuperuserViewModel) {
+        if (isExpanded.value) {
+            toggle()
+            return
         }
+        isEnabled.toggle()
+        viewModel.togglePolicy(this, isEnabled.value)
     }
 
-    override fun contentSameAs(other: PolicyRvItem): Boolean = itemSameAs(other)
-    override fun itemSameAs(other: PolicyRvItem): Boolean = item.uid == other.item.uid
+    fun toggle() {
+        isExpanded.toggle()
+    }
+
+    fun toggleNotify(viewModel: SuperuserViewModel) {
+        shouldNotify.toggle()
+        viewModel.updatePolicy(PolicyUpdateEvent.Notification(updatedPolicy))
+    }
+
+    fun toggleLog(viewModel: SuperuserViewModel) {
+        shouldLog.toggle()
+        viewModel.updatePolicy(PolicyUpdateEvent.Log(updatedPolicy))
+    }
+
+    override fun contentSameAs(other: PolicyItem) = itemSameAs(other)
+    override fun itemSameAs(other: PolicyItem) = item.uid == other.item.uid
+
 }

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/SettingsItem.kt

@@ -0,0 +1,191 @@
+package com.topjohnwu.magisk.model.entity.recycler
+
+import android.content.Context
+import android.content.res.Resources
+import android.view.MotionEvent
+import android.view.View
+import androidx.annotation.CallSuper
+import androidx.databinding.Bindable
+import androidx.databinding.ViewDataBinding
+import androidx.recyclerview.widget.StaggeredGridLayoutManager
+import com.topjohnwu.magisk.BR
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.utils.TransitiveText
+import com.topjohnwu.magisk.view.MagiskDialog
+import org.koin.core.KoinComponent
+import org.koin.core.get
+import kotlin.properties.ObservableProperty
+import kotlin.reflect.KProperty
+
+sealed class SettingsItem : ObservableItem<SettingsItem>() {
+
+    open val icon: Int get() = 0
+    open val title: TransitiveText get() = TransitiveText.EMPTY
+
+    @get:Bindable
+    open val description: TransitiveText get() = TransitiveText.EMPTY
+
+    @get:Bindable
+    var isEnabled by bindable(true, BR.enabled)
+
+    protected open val isFullSpan get() = false
+
+    @CallSuper
+    open fun onPressed(view: View, callback: Callback) {
+        callback.onItemChanged(view, this)
+
+        // notify only after the callback invocation; callback can invalidate the backing data,
+        // which wouldn't be recognized with reverse approach
+        notifyChange(BR.description)
+    }
+
+    open fun refresh() {}
+
+    override fun onBindingBound(binding: ViewDataBinding) {
+        super.onBindingBound(binding)
+        if (isFullSpan) {
+            val params = binding.root.layoutParams as? StaggeredGridLayoutManager.LayoutParams
+            params?.isFullSpan = true
+        }
+    }
+
+    override fun itemSameAs(other: SettingsItem) = this === other
+    override fun contentSameAs(other: SettingsItem) = itemSameAs(other)
+
+    protected inline fun <T> bindable(
+        initialValue: T,
+        fieldId: Int,
+        crossinline setter: (T) -> Unit = {}
+    ) = object : ObservableProperty<T>(initialValue) {
+        override fun afterChange(property: KProperty<*>, oldValue: T, newValue: T) {
+            setter(newValue)
+            notifyChange(fieldId)
+        }
+    }
+
+    // ---
+
+    interface Callback {
+        fun onItemPressed(view: View, item: SettingsItem)
+        fun onItemChanged(view: View, item: SettingsItem)
+    }
+
+    // ---
+
+    abstract class Value<T> : SettingsItem() {
+
+        @get:Bindable
+        abstract var value: T
+
+        protected inline fun bindableValue(
+            initialValue: T,
+            crossinline setter: (T) -> Unit
+        ) = bindable(initialValue, BR.value, setter)
+
+    }
+
+    abstract class Toggle : Value<Boolean>() {
+
+        override val layoutRes = R.layout.item_settings_toggle
+
+        override fun onPressed(view: View, callback: Callback) {
+            callback.onItemPressed(view, this)
+            value = !value
+            super.onPressed(view, callback)
+        }
+
+        fun onTouched(view: View, callback: Callback, event: MotionEvent): Boolean {
+            if (event.action == MotionEvent.ACTION_UP) {
+                onPressed(view, callback)
+            }
+            return true
+        }
+
+    }
+
+    abstract class Input : Value<String>(), KoinComponent {
+
+        override val layoutRes = R.layout.item_settings_input
+        open val showStrip = true
+
+        protected val resources get() = get<Resources>()
+        protected abstract val intermediate: String?
+
+        override fun onPressed(view: View, callback: Callback) {
+            callback.onItemPressed(view, this)
+            MagiskDialog(view.context)
+                .applyTitle(title.getText(resources))
+                .applyView(getView(view.context))
+                .applyButton(MagiskDialog.ButtonType.POSITIVE) {
+                    titleRes = android.R.string.ok
+                    onClick {
+                        intermediate?.let { result ->
+                            preventDismiss = false
+                            value = result
+                            it.dismiss()
+                            super.onPressed(view, callback)
+                            return@onClick
+                        }
+                        preventDismiss = true
+                    }
+                }
+                .applyButton(MagiskDialog.ButtonType.NEGATIVE) {
+                    titleRes = android.R.string.cancel
+                }
+                .reveal()
+        }
+
+        abstract fun getView(context: Context): View
+
+    }
+
+    abstract class Selector : Value<Int>(), KoinComponent {
+
+        override val layoutRes = R.layout.item_settings_selector
+
+        protected val resources get() = get<Resources>()
+
+        abstract val entries: Array<out CharSequence>
+        abstract val entryValues: Array<out CharSequence>
+
+        @get:Bindable
+        val selectedEntry
+            get() = entries.getOrNull(value)
+
+        override fun onPressed(view: View, callback: Callback) {
+            if (entries.isEmpty() || entryValues.isEmpty()) return
+            callback.onItemPressed(view, this)
+            MagiskDialog(view.context)
+                .applyTitle(title.getText(resources))
+                .applyButton(MagiskDialog.ButtonType.NEGATIVE) {
+                    titleRes = android.R.string.cancel
+                }
+                .applyAdapter(entries) {
+                    value = it
+                    notifyChange(BR.selectedEntry)
+                    super.onPressed(view, callback)
+                }
+                .reveal()
+        }
+
+    }
+
+    abstract class Blank : SettingsItem() {
+
+        override val layoutRes = R.layout.item_settings_blank
+
+        override fun onPressed(view: View, callback: Callback) {
+            callback.onItemPressed(view, this)
+            super.onPressed(view, callback)
+        }
+
+    }
+
+    abstract class Section : SettingsItem() {
+
+        override val layoutRes = R.layout.item_settings_section
+        override val isFullSpan get() = true
+
+    }
+
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/TappableHeadlineItem.kt

@@ -0,0 +1,44 @@
+package com.topjohnwu.magisk.model.entity.recycler
+
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+
+sealed class TappableHeadlineItem : ComparableRvItem<TappableHeadlineItem>() {
+
+    abstract val title: Int
+    abstract val icon: Int
+
+    override val layoutRes = R.layout.item_tappable_headline
+
+    override fun itemSameAs(other: TappableHeadlineItem) =
+        this === other
+
+    override fun contentSameAs(other: TappableHeadlineItem) =
+        title == other.title && icon == other.icon
+
+    // --- listener
+
+    interface Listener {
+
+        fun onItemPressed(item: TappableHeadlineItem)
+
+    }
+
+    // --- objects
+
+    object Hide : TappableHeadlineItem() {
+        override val title = R.string.magisk_hide_md2
+        override val icon = R.drawable.ic_hide_md2
+    }
+
+    object Safetynet : TappableHeadlineItem() {
+        override val title = R.string.safetyNet
+        override val icon = R.drawable.ic_safetynet_md2
+    }
+
+    object ThemeMode : TappableHeadlineItem() {
+        override val title = R.string.settings_dark_mode_title
+        override val icon = R.drawable.ic_day_night
+    }
+
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/TextItem.kt

@@ -0,0 +1,19 @@
+package com.topjohnwu.magisk.model.entity.recycler
+
+import androidx.databinding.ViewDataBinding
+import androidx.recyclerview.widget.StaggeredGridLayoutManager
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+
+class TextItem(val text: Int) : ComparableRvItem<TextItem>() {
+    override val layoutRes = R.layout.item_text
+
+    override fun onBindingBound(binding: ViewDataBinding) {
+        super.onBindingBound(binding)
+        val params = binding.root.layoutParams as? StaggeredGridLayoutManager.LayoutParams
+        params?.isFullSpan = true
+    }
+
+    override fun contentSameAs(other: TextItem) = text == other.text
+    override fun itemSameAs(other: TextItem) = contentSameAs(other)
+}

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/ThemeItem.kt

@@ -0,0 +1,14 @@
+package com.topjohnwu.magisk.model.entity.recycler
+
+import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.databinding.ComparableRvItem
+import com.topjohnwu.magisk.ui.theme.Theme
+
+class ThemeItem(val theme: Theme) : ComparableRvItem<ThemeItem>() {
+
+    override val layoutRes = R.layout.item_theme
+
+    override fun contentSameAs(other: ThemeItem) = itemSameAs(other)
+    override fun itemSameAs(other: ThemeItem) = theme == other.theme
+
+}