Improve flash console screen

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

@@ -1,6 +1,5 @@
 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
@@ -31,8 +30,6 @@ val viewModelModules = module {
     viewModel { MainViewModel() }
 
     // Legacy
-    viewModel { (action: String, file: Uri, additional: Uri) ->
-        FlashViewModel(action, file, additional, get())
-    }
+    viewModel { FlashViewModel(get()) }
     viewModel { SuRequestViewModel(get(), get(), get(SUTimeout), get()) }
 }

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

@@ -18,18 +18,12 @@ import com.topjohnwu.magisk.model.events.ViewEvent
 import com.topjohnwu.magisk.ui.base.BaseUIActivity
 import com.topjohnwu.magisk.ui.base.CompatNavigationDelegate
 import org.koin.androidx.viewmodel.ext.android.viewModel
-import org.koin.core.parameter.parametersOf
 import java.io.File
 
 open class FlashActivity : BaseUIActivity<FlashViewModel, ActivityFlashBinding>() {
 
     override val layoutRes: Int = R.layout.activity_flash
-    override val viewModel: FlashViewModel by viewModel {
-        val uri = intent.data ?: let { finish(); Uri.EMPTY }
-        val additionalUri = intent.getParcelableExtra(Const.Key.FLASH_DATA) ?: uri
-        val action = intent.getStringExtra(Const.Key.FLASH_ACTION) ?: let { finish();"" }
-        parametersOf(action, uri, additionalUri)
-    }
+    override val viewModel: FlashViewModel by viewModel()
 
     override val navigation: CompatNavigationDelegate<BaseUIActivity<FlashViewModel, ActivityFlashBinding>>? =
         null
@@ -40,6 +34,7 @@ open class FlashActivity : BaseUIActivity<FlashViewModel, ActivityFlashBinding>(
         val id = intent.getIntExtra(Const.Key.DISMISS_ID, -1)
         if (id != -1)
             Notifications.mgr.cancel(id)
+        viewModel.startFlashing(intent)
     }
 
     override fun onBackPressed() {

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

@@ -2,35 +2,32 @@ package com.topjohnwu.magisk.legacy.flash
 
 import android.Manifest.permission.READ_EXTERNAL_STORAGE
 import android.Manifest.permission.WRITE_EXTERNAL_STORAGE
+import android.content.Intent
 import android.content.res.Resources
 import android.net.Uri
 import android.os.Handler
 import android.view.MenuItem
 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.binding.BindingAdapter
 import com.topjohnwu.magisk.model.entity.recycler.ConsoleItem
 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.ui.base.diffListOf
+import com.topjohnwu.magisk.ui.base.itemBindingOf
 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 {
 
@@ -39,11 +36,9 @@ class FlashViewModel(
 
     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)
-    }
+    val adapter = BindingAdapter<ConsoleItem>()
+    val items = diffListOf<ConsoleItem>()
+    val itemBinding = itemBindingOf<ConsoleItem>()
 
     private val outItems = ObservableArrayList<String>()
     private val logItems = Collections.synchronizedList(mutableListOf<String>())
@@ -51,8 +46,12 @@ class FlashViewModel(
     init {
         outItems.sendUpdatesTo(items) { it.map { ConsoleItem(it) } }
         outItems.copyNewInputInto(logItems)
+    }
 
-        state = State.LOADING
+    fun startFlashing(intent: Intent) {
+        val installer = intent.data ?: return
+        val uri: Uri? = intent.getParcelableExtra(Const.Key.FLASH_DATA)
+        val action = intent.getStringExtra(Const.Key.FLASH_ACTION) ?: return
 
         when (action) {
             Const.Value.FLASH_ZIP -> Flashing
@@ -68,7 +67,7 @@ class FlashViewModel(
                 .SecondSlot(installer, outItems, logItems, this)
                 .exec()
             Const.Value.PATCH_FILE -> Patching
-                .File(installer, uri, outItems, logItems, this)
+                .File(installer, uri ?: return, outItems, logItems, this)
                 .exec()
         }
     }

app/src/main/java/com/topjohnwu/magisk/model/binding/BindingAdapter.kt

@@ -6,7 +6,7 @@ import com.topjohnwu.magisk.databinding.ComparableRvItem
 import com.topjohnwu.magisk.model.entity.recycler.LenientRvItem
 import me.tatarka.bindingcollectionadapter2.BindingRecyclerViewAdapter
 
-class BindingAdapter : BindingRecyclerViewAdapter<ComparableRvItem<*>>() {
+class BindingAdapter <T : ComparableRvItem<*>> : BindingRecyclerViewAdapter<T>() {
 
     private var recyclerView: RecyclerView? = null
 
@@ -15,12 +15,12 @@ class BindingAdapter : BindingRecyclerViewAdapter<ComparableRvItem<*>>() {
         variableId: Int,
         layoutRes: Int,
         position: Int,
-        item: ComparableRvItem<*>
+        item: T
     ) {
         super.onBindBinding(binding, variableId, layoutRes, position, item)
 
         when (item) {
-            is LenientRvItem -> {
+            is LenientRvItem<*> -> {
                 val recycler = recyclerView ?: return
                 item.onBindingBound(binding)
                 item.onBindingBound(binding, recycler)

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

@@ -1,18 +1,27 @@
 package com.topjohnwu.magisk.model.entity.recycler
 
+import android.view.View
 import android.widget.TextView
 import androidx.core.view.updateLayoutParams
 import androidx.databinding.ViewDataBinding
 import androidx.recyclerview.widget.RecyclerView
 import com.topjohnwu.magisk.R
+import kotlin.math.max
 
 class ConsoleItem(val item: String) : LenientRvItem<ConsoleItem>() {
     override val layoutRes = R.layout.item_console_md2
 
+    private var parentWidth = -1
+
     override fun onBindingBound(binding: ViewDataBinding, recyclerView: RecyclerView) {
+        if (parentWidth < 0)
+            parentWidth = (recyclerView.parent as View).width
+
         val view = binding.root as TextView
         view.measure(0, 0)
-        val desiredWidth = view.measuredWidth
+
+        // We want our recyclerView at least as wide as screen
+        val desiredWidth = max(view.measuredWidth, parentWidth)
 
         view.updateLayoutParams { width = desiredWidth }
 

app/src/main/java/com/topjohnwu/magisk/ui/log/LogViewModel.kt

@@ -5,7 +5,6 @@ import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.core.Config
 import com.topjohnwu.magisk.core.Const
 import com.topjohnwu.magisk.data.repository.LogRepository
-import com.topjohnwu.magisk.databinding.ComparableRvItem
 import com.topjohnwu.magisk.extensions.subscribeK
 import com.topjohnwu.magisk.model.binding.BindingAdapter
 import com.topjohnwu.magisk.model.entity.recycler.ConsoleItem
@@ -42,9 +41,9 @@ class LogViewModel(
 
     // --- console
 
-    val consoleAdapter = BindingAdapter()
-    val itemsConsole = diffListOf<ComparableRvItem<*>>()
-    val itemConsoleBinding = itemBindingOf<ComparableRvItem<*>> {}
+    val consoleAdapter = BindingAdapter<ConsoleItem>()
+    val itemsConsole = diffListOf<ConsoleItem>()
+    val itemConsoleBinding = itemBindingOf<ConsoleItem>()
 
     override fun refresh(): Disposable {
         val logs = repo.fetchLogs()

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

@@ -23,6 +23,7 @@ import com.google.android.material.textfield.TextInputLayout
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.extensions.replaceRandomWithSpecial
 import com.topjohnwu.magisk.extensions.subscribeK
+import com.topjohnwu.superuser.internal.UiThreadHandler
 import io.reactivex.Observable
 import io.reactivex.disposables.Disposable
 import java.util.concurrent.TimeUnit
@@ -62,12 +63,12 @@ fun setOnTouchListener(view: View, listener: View.OnTouchListener) {
 @BindingAdapter("scrollToLast")
 fun setScrollToLast(view: RecyclerView, shouldScrollToLast: Boolean) {
 
-    fun scrollToLast() = view.post {
+    fun scrollToLast() = UiThreadHandler.handler.postDelayed({
         view.scrollToPosition(view.adapter?.itemCount?.minus(1) ?: 0)
-    }
+    }, 30)
 
     fun wait(callback: () -> Unit) {
-        Observable.timer(1, TimeUnit.SECONDS).subscribeK { callback() }
+        UiThreadHandler.handler.postDelayed(callback, 1000)
     }
 
     fun RecyclerView.Adapter<*>.setListener() {

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

@@ -56,21 +56,30 @@
 
         </com.google.android.material.appbar.AppBarLayout>
 
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/flash_content"
-            itemBinding="@{viewModel.itemBinding}"
-            items="@{viewModel.items}"
-            scrollToLast="@{true}"
+        <HorizontalScrollView
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:clipToPadding="false"
-            android:orientation="vertical"
-            android:paddingLeft="@{viewModel.insets.left}"
-            android:paddingRight="@{viewModel.insets.right}"
-            android:paddingBottom="@{viewModel.insets.bottom}"
-            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-            app:layout_behavior="@string/appbar_scrolling_view_behavior"
-            tools:listitem="@layout/item_console_md2" />
+            android:layout_marginTop="@{viewModel.insets.top + (int) @dimen/internal_action_bar_size}"
+            tools:layout_marginTop="@dimen/internal_action_bar_size">
+
+            <androidx.recyclerview.widget.RecyclerView
+                android:id="@+id/flash_content"
+                adapter="@{viewModel.adapter}"
+                itemBinding="@{viewModel.itemBinding}"
+                items="@{viewModel.items}"
+                scrollToLast="@{true}"
+                android:layout_width="wrap_content"
+                android:layout_height="match_parent"
+                android:clipToPadding="false"
+                android:orientation="vertical"
+                android:paddingLeft="@{viewModel.insets.left}"
+                android:paddingRight="@{viewModel.insets.right}"
+                android:paddingBottom="@{viewModel.insets.bottom}"
+                app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+                app:layout_behavior="@string/appbar_scrolling_view_behavior"
+                tools:listitem="@layout/item_console_md2" />
+
+        </HorizontalScrollView>
 
         <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
             gone="@{!viewModel.loaded || !viewModel.canShowReboot}"

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

@@ -30,7 +30,7 @@
                 android:paddingTop="@{viewModel.insets.top + (int) @dimen/internal_action_bar_size}"
                 android:paddingBottom="@{viewModel.insets.bottom}"
                 app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-                tools:listitem="@layout/item_console"
+                tools:listitem="@layout/item_console_md2"
                 tools:paddingTop="24dp" />
 
         </HorizontalScrollView>

app/src/main/res/layout/item_console_md2.xml

@@ -8,11 +8,6 @@
             name="item"
             type="com.topjohnwu.magisk.model.entity.recycler.ConsoleItem" />
 
-        <!--no actions are required-->
-        <variable
-            name="viewModel"
-            type="Object" />
-
     </data>
 
     <TextView

build.gradle

@@ -16,7 +16,7 @@ buildscript {
         maven { url 'https://kotlin.bintray.com/kotlinx' }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.6.0-rc02'
+        classpath 'com.android.tools.build:gradle:3.6.0-rc03'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${vKotlin}"