Updated flash screen with new arch

app/src/main/java/com/topjohnwu/magisk/utils/DataBindingAdapters.kt

@@ -1,6 +1,7 @@
 package com.topjohnwu.magisk.utils
 
 import android.view.View
+import android.widget.TextView
 import androidx.annotation.ColorInt
 import androidx.annotation.DrawableRes
 import androidx.appcompat.widget.AppCompatImageView
@@ -9,10 +10,15 @@ import androidx.databinding.BindingAdapter
 import androidx.databinding.InverseBindingAdapter
 import androidx.databinding.InverseBindingListener
 import androidx.drawerlayout.widget.DrawerLayout
+import androidx.interpolator.view.animation.FastOutSlowInInterpolator
 import androidx.viewpager.widget.ViewPager
 import com.google.android.material.navigation.NavigationView
+import com.skoumal.teanity.extensions.subscribeK
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.model.entity.state.IndeterminateState
+import io.reactivex.Observable
+import io.reactivex.disposables.Disposable
+import java.util.concurrent.TimeUnit
 
 
 @BindingAdapter("onNavigationClick")
@@ -80,4 +86,28 @@ fun setPositionChangedListener(view: ViewPager, listener: InverseBindingListener
             positionOffsetPixels: Int
         ) = listener.onChange()
     })
+}
+
+@BindingAdapter("invisibleScale")
+fun setInvisibleWithScale(view: View, isInvisible: Boolean) {
+    view.animate()
+        .scaleX(if (isInvisible) 0f else 1f)
+        .scaleY(if (isInvisible) 0f else 1f)
+        .setInterpolator(FastOutSlowInInterpolator())
+        .start()
+}
+
+@BindingAdapter("movieBehavior", "movieBehaviorText")
+fun setMovieBehavior(view: TextView, isMovieBehavior: Boolean, text: String) {
+    (view.tag as? Disposable)?.dispose()
+    if (isMovieBehavior) {
+        val observer = Observable
+            .interval(150, TimeUnit.MILLISECONDS)
+            .subscribeK {
+                view.text = text.replaceRandomWithSpecial()
+            }
+        view.tag = observer
+    } else {
+        view.text = text
+    }
 }

app/src/main/java/com/topjohnwu/magisk/utils/XList.kt

@@ -1,6 +1,49 @@
 package com.topjohnwu.magisk.utils
 
+import androidx.databinding.ObservableList
+import com.skoumal.teanity.extensions.subscribeK
+import com.skoumal.teanity.util.DiffObservableList
+import io.reactivex.disposables.Disposable
+
 fun <T> MutableList<T>.update(newList: List<T>) {
     clear()
     addAll(newList)
+}
+
+fun <T1, T2> ObservableList<T1>.sendUpdatesTo(
+    target: DiffObservableList<T2>,
+    mapper: (List<T1>) -> List<T2>
+) {
+    addOnListChangedCallback(object :
+        ObservableList.OnListChangedCallback<ObservableList<T1>>() {
+        override fun onChanged(sender: ObservableList<T1>?) {
+            updateAsync(sender ?: return)
+        }
+
+        override fun onItemRangeRemoved(sender: ObservableList<T1>?, p0: Int, p1: Int) {
+            updateAsync(sender ?: return)
+        }
+
+        override fun onItemRangeMoved(sender: ObservableList<T1>?, p0: Int, p1: Int, p2: Int) {
+            updateAsync(sender ?: return)
+        }
+
+        override fun onItemRangeInserted(sender: ObservableList<T1>?, p0: Int, p1: Int) {
+            updateAsync(sender ?: return)
+        }
+
+        override fun onItemRangeChanged(sender: ObservableList<T1>?, p0: Int, p1: Int) {
+            updateAsync(sender ?: return)
+        }
+
+        private var updater: Disposable? = null
+
+        private fun updateAsync(sender: List<T1>) {
+            updater?.dispose()
+            updater = sender.toSingle()
+                .map { mapper(it) }
+                .map { it to target.calculateDiff(it) }
+                .subscribeK { target.update(it.first, it.second) }
+        }
+    })
 }

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

@@ -0,0 +1,11 @@
+package com.topjohnwu.magisk.utils
+
+val specialChars = arrayOf('!', '@', '#', '$', '%', '&', '?')
+
+fun String.replaceRandomWithSpecial(): String {
+    var random: Char
+    do {
+        random = random()
+    } while (random == '.')
+    return replace(random, specialChars.random())
+}

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

@@ -0,0 +1,18 @@
+package com.topjohnwu.magisk.utils
+
+import java.text.ParseException
+import java.text.SimpleDateFormat
+import java.util.*
+
+val now get() = System.currentTimeMillis()
+
+fun Long.toTime(format: SimpleDateFormat) = format.format(this).orEmpty()
+fun String.toTime(format: SimpleDateFormat) = try {
+    format.parse(this)?.time ?: -1
+} catch (e: ParseException) {
+    -1L
+}
+
+private val locale get() = Locale.getDefault()
+val timeFormatFull by lazy { SimpleDateFormat("YYYY/MM/DD_HH:mm:ss", locale) }
+val timeFormatStandard by lazy { SimpleDateFormat("YYYY-MM-DD'T'HH:mm:ss'Z'", locale) }