Added basic preferences to settings

app/src/main/java/com/topjohnwu/magisk/model/events/ViewEvents.kt

@@ -85,4 +85,14 @@ class BackPressEvent : ViewEvent(), ActivityExecutor {
     }
 }
 
-class DieEvent : ViewEvent()
+class DieEvent : ViewEvent(), ActivityExecutor {
+    override fun invoke(activity: AppCompatActivity) {
+        activity.finish()
+    }
+}
+
+class RecreateEvent : ViewEvent(), ActivityExecutor {
+    override fun invoke(activity: AppCompatActivity) {
+        activity.recreate()
+    }
+}

app/src/main/java/com/topjohnwu/magisk/redesign/settings/SettingsFragment.kt

@@ -1,5 +1,6 @@
 package com.topjohnwu.magisk.redesign.settings
 
+import android.graphics.Insets
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.databinding.FragmentSettingsMd2Binding
 import com.topjohnwu.magisk.redesign.compat.CompatFragment
@@ -10,4 +11,12 @@ class SettingsFragment : CompatFragment<SettingsViewModel, FragmentSettingsMd2Bi
     override val layoutRes = R.layout.fragment_settings_md2
     override val viewModel by viewModel<SettingsViewModel>()
 
+    override fun consumeSystemWindowInsets(insets: Insets) = insets
+
+    override fun onStart() {
+        super.onStart()
+
+        activity.title = resources.getString(R.string.section_settings)
+    }
+
 }

app/src/main/java/com/topjohnwu/magisk/redesign/settings/SettingsViewModel.kt

@@ -1,5 +1,30 @@
 package com.topjohnwu.magisk.redesign.settings
 
+import com.topjohnwu.magisk.Config
+import com.topjohnwu.magisk.extensions.addOnPropertyChangedCallback
+import com.topjohnwu.magisk.extensions.toggle
+import com.topjohnwu.magisk.model.events.DieEvent
+import com.topjohnwu.magisk.model.events.RecreateEvent
 import com.topjohnwu.magisk.redesign.compat.CompatViewModel
+import com.topjohnwu.magisk.utils.KObservableField
 
-class SettingsViewModel : CompatViewModel()
+class SettingsViewModel : CompatViewModel() {
+
+    val redesign = KObservableField(Config.redesign)
+    val darkTheme = KObservableField(Config.darkTheme)
+
+    init {
+        //todo make observable preference
+        redesign.addOnPropertyChangedCallback {
+            Config.redesign = redesign.value
+            DieEvent().publish()
+        }
+        darkTheme.addOnPropertyChangedCallback {
+            Config.darkTheme = darkTheme.value
+            RecreateEvent().publish()
+        }
+    }
+
+    fun toggle(item: KObservableField<Boolean>) = item.toggle()
+
+}

app/src/main/res/layout/fragment_settings_md2.xml

@@ -1,5 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools">
 
     <data>
 
@@ -12,11 +14,91 @@
     <androidx.core.widget.NestedScrollView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:fillViewport="true">
+        android:clipToPadding="false"
+        android:fillViewport="true"
+        android:paddingTop="@{viewModel.insets.top + (int) @dimen/internal_action_bar_size + (int) @dimen/l2}"
+        android:paddingBottom="@{viewModel.insets.bottom + (int) @dimen/l2}"
+        tools:layout_marginTop="24dp">
 
         <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"
-            android:layout_height="wrap_content" />
+            android:layout_height="wrap_content">
+
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/settings_card_dark"
+                style="?styleCardNormal"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="@dimen/l2"
+                android:layout_marginTop="@dimen/l1"
+                android:onClick="@{() -> viewModel.toggle(viewModel.darkTheme)}"
+                app:layout_constraintEnd_toStartOf="@+id/settings_card_redesign"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent">
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:orientation="vertical"
+                    android:padding="@dimen/l1">
+
+                    <androidx.appcompat.widget.AppCompatTextView
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_gravity="center"
+                        android:gravity="center"
+                        android:text="@string/settings_dark_theme_title"
+                        android:textAppearance="?appearanceTextTitleNormal" />
+
+                    <com.google.android.material.switchmaterial.SwitchMaterial
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_gravity="center"
+                        android:checked="@={viewModel.darkTheme}" />
+
+                </LinearLayout>
+
+            </com.google.android.material.card.MaterialCardView>
+
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/settings_card_redesign"
+                style="?styleCardNormal"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="@dimen/l2"
+                android:layout_marginTop="@dimen/l1"
+                android:layout_marginRight="@dimen/l2"
+                android:layout_marginBottom="@dimen/l2"
+                android:onClick="@{() -> viewModel.toggle(viewModel.redesign)}"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@+id/settings_card_dark"
+                app:layout_constraintTop_toTopOf="parent">
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:orientation="vertical"
+                    android:padding="@dimen/l1">
+
+                    <androidx.appcompat.widget.AppCompatTextView
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_gravity="center"
+                        android:gravity="center"
+                        android:text="Redesign"
+                        android:textAppearance="?appearanceTextTitleNormal" />
+
+                    <com.google.android.material.switchmaterial.SwitchMaterial
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_gravity="center"
+                        android:checked="@={viewModel.redesign}" />
+
+                </LinearLayout>
+
+            </com.google.android.material.card.MaterialCardView>
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
 
     </androidx.core.widget.NestedScrollView>