Cleanup hide fragment code

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

@@ -1,23 +1,13 @@
 package com.topjohnwu.magisk.data.repository
 
-import android.content.pm.PackageManager
 import com.topjohnwu.magisk.core.Config
 import com.topjohnwu.magisk.core.Info
 import com.topjohnwu.magisk.data.network.GithubRawServices
-import com.topjohnwu.magisk.ktx.await
-import com.topjohnwu.magisk.ktx.getLabel
-import com.topjohnwu.magisk.ktx.packageName
-import com.topjohnwu.magisk.ui.hide.HideAppInfo
-import com.topjohnwu.magisk.ui.hide.HideTarget
-import com.topjohnwu.superuser.Shell
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
 import timber.log.Timber
 import java.io.IOException
 
 class MagiskRepository(
-    private val apiRaw: GithubRawServices,
-    private val packageManager: PackageManager
+    private val apiRaw: GithubRawServices
 ) {
 
     suspend fun fetchUpdate() = try {
@@ -40,35 +30,4 @@ class MagiskRepository(
         null
     }
 
-    suspend fun fetchApps() = withContext(Dispatchers.Default) {
-        packageManager.getInstalledApplications(0).filter {
-            it.enabled && !blacklist.contains(it.packageName)
-        }.map {
-            val label = it.getLabel(packageManager)
-            val icon = it.loadIcon(packageManager)
-            HideAppInfo(it, label, icon)
-        }.filter { it.processes.isNotEmpty() }
-    }
-
-    suspend fun fetchHideTargets() =
-        Shell.su("magiskhide --ls").await().out.map { HideTarget(it) }
-
-    fun toggleHide(isEnabled: Boolean, packageName: String, process: String) =
-        Shell.su("magiskhide --${isEnabled.state} $packageName $process").submit()
-
-    private val Boolean.state get() = if (this) "add" else "rm"
-
-    companion object {
-        private val blacklist by lazy { listOf(
-            packageName,
-            "android",
-            "com.android.chrome",
-            "com.chrome.beta",
-            "com.chrome.dev",
-            "com.chrome.canary",
-            "com.android.webview",
-            "com.google.android.webview"
-        ) }
-    }
-
 }

app/src/main/java/com/topjohnwu/magisk/databinding/RecyclerViewItems.kt

@@ -28,10 +28,17 @@ abstract class RvItem {
 
 abstract class ComparableRvItem<in T> : RvItem() {
 
-    abstract fun itemSameAs(other: T): Boolean
-    abstract fun contentSameAs(other: T): Boolean
+    // Use Any.equals by default
+    open fun itemSameAs(other: T) = this == other
+
+    // Use compareTo if this is Comparable or assume not same
+    @Suppress("UNCHECKED_CAST")
+    open fun contentSameAs(other: T) =
+        (this as? Comparable<T>)?.run { compareTo(other) == 0 } ?: false
+
     @Suppress("UNCHECKED_CAST")
     open fun genericItemSameAs(other: Any): Boolean = other::class == this::class && itemSameAs(other as T)
+
     @Suppress("UNCHECKED_CAST")
     open fun genericContentSameAs(other: Any): Boolean = other::class == this::class && contentSameAs(other as T)
 

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

@@ -7,7 +7,7 @@ import org.koin.dsl.module
 
 
 val repositoryModule = module {
-    single { MagiskRepository(get(), get()) }
+    single { MagiskRepository(get()) }
     single { LogRepository(get()) }
     single { StringRepository(get()) }
 }

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

@@ -17,7 +17,7 @@ import org.koin.androidx.viewmodel.dsl.viewModel
 import org.koin.dsl.module
 
 val viewModelModules = module {
-    viewModel { HideViewModel(get()) }
+    viewModel { HideViewModel() }
     viewModel { HomeViewModel(get()) }
     viewModel { LogViewModel(get()) }
     viewModel { ModuleViewModel(get(), get(), get()) }

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

@@ -65,40 +65,22 @@ val PackageInfo.processes
 
 val Array<out ComponentInfo>.processNames get() = mapNotNull { it.processName }
 
-val ApplicationInfo.packageInfo: PackageInfo?
-    get() {
-        val pm: PackageManager by inject()
+val ApplicationInfo.packageInfo: PackageInfo get() {
+    val pm = get<PackageManager>()
 
     return try {
-            val request = GET_ACTIVITIES or
-                    GET_SERVICES or
-                    GET_RECEIVERS or
-                    GET_PROVIDERS
+        val request = GET_ACTIVITIES or GET_SERVICES or GET_RECEIVERS or GET_PROVIDERS
         pm.getPackageInfo(packageName, request)
-        } catch (e1: Exception) {
-            try {
-                pm.activities(packageName).apply {
-                    services = pm.services(packageName)
-                    receivers = pm.receivers(packageName)
-                    providers = pm.providers(packageName)
-                }
-            } catch (e2: Exception) {
-                null
+    } catch (e: Exception) {
+        // Exceed binder data transfer limit, fetch each component type separately
+        pm.getPackageInfo(packageName, 0).apply {
+            runCatching { activities = pm.getPackageInfo(packageName, GET_ACTIVITIES).activities }
+            runCatching { services = pm.getPackageInfo(packageName, GET_SERVICES).services }
+            runCatching { receivers = pm.getPackageInfo(packageName, GET_RECEIVERS).receivers }
+            runCatching { providers = pm.getPackageInfo(packageName, GET_PROVIDERS).providers }
         }
     }
-    }
-
-fun PackageManager.activities(packageName: String) =
-    getPackageInfo(packageName, GET_ACTIVITIES)
-
-fun PackageManager.services(packageName: String) =
-    getPackageInfo(packageName, GET_SERVICES).services
-
-fun PackageManager.receivers(packageName: String) =
-    getPackageInfo(packageName, GET_RECEIVERS).receivers
-
-fun PackageManager.providers(packageName: String) =
-    getPackageInfo(packageName, GET_PROVIDERS).providers
+}
 
 fun Context.rawResource(id: Int) = resources.openRawResource(id)
 

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideApp.kt

@@ -0,0 +1,47 @@
+package com.topjohnwu.magisk.ui.hide
+
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
+import android.graphics.drawable.Drawable
+import com.topjohnwu.magisk.core.utils.currentLocale
+import com.topjohnwu.magisk.ktx.getLabel
+
+class HideTarget(line: String) {
+    val packageName: String
+    val process: String
+
+    init {
+        val split = line.split(Regex("\\|"), 2)
+        packageName = split[0]
+        process = split.getOrElse(1) { packageName }
+    }
+}
+
+class HideAppInfo(info: ApplicationInfo, pm: PackageManager)
+    : ApplicationInfo(info), Comparable<HideAppInfo> {
+
+    val label = info.getLabel(pm)
+    val iconImage: Drawable = info.loadIcon(pm)
+
+    override fun compareTo(other: HideAppInfo) = comparator.compare(this, other)
+
+    companion object {
+        private val comparator = compareBy<HideAppInfo>(
+            { it.label.toLowerCase(currentLocale) },
+            { it.packageName }
+        )
+    }
+}
+
+data class HideProcessInfo(
+    val name: String,
+    val packageName: String,
+    val isHidden: Boolean
+)
+
+class HideAppTarget(
+    val info: HideAppInfo,
+    val processes: List<HideProcessInfo>
+) : Comparable<HideAppTarget> {
+    override fun compareTo(other: HideAppTarget) = compareValuesBy(this, other) { it.info }
+}

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideAppInfo.kt

@@ -1,25 +0,0 @@
-package com.topjohnwu.magisk.ui.hide
-
-import android.content.pm.ApplicationInfo
-import android.graphics.drawable.Drawable
-import com.topjohnwu.magisk.ktx.packageInfo
-import com.topjohnwu.magisk.ktx.processes
-
-data class HideAppInfo(
-    val info: ApplicationInfo,
-    val name: String,
-    val icon: Drawable
-) {
-    val processes = info.packageInfo?.processes?.distinct() ?: listOf(info.packageName)
-}
-
-data class StatefulProcess(
-    val name: String,
-    val packageName: String,
-    val isHidden: Boolean
-)
-
-data class HideAppTarget(
-    val info: HideAppInfo,
-    val processes: List<StatefulProcess>
-)

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideRvItems.kt

@@ -9,27 +9,27 @@ import com.topjohnwu.magisk.databinding.ObservableItem
 import com.topjohnwu.magisk.ktx.startAnimations
 import com.topjohnwu.magisk.utils.addOnPropertyChangedCallback
 import com.topjohnwu.magisk.utils.set
+import com.topjohnwu.superuser.Shell
 import kotlin.math.roundToInt
 
 class HideItem(
-    val item: HideAppTarget,
-    viewModel: HideViewModel
-) : ObservableItem<HideItem>() {
+    app: HideAppTarget
+) : ObservableItem<HideItem>(), Comparable<HideItem> {
 
     override val layoutRes = R.layout.item_hide_md2
 
-    val packageName = item.info.info.packageName.orEmpty()
-    val items = item.processes.map { HideProcessItem(it, viewModel) }
+    val info = app.info
+    val processes = app.processes.map { HideProcessItem(it) }
 
     @get:Bindable
     var isExpanded = false
         set(value) = set(value, field, { field = it }, BR.expanded)
 
     var itemsChecked = 0
-        set(value) = set(value, field, { field = it }, BR.itemsCheckedPercent)
+        set(value) = set(value, field, { field = it }, BR.checkedPercent)
 
     @get:Bindable
-    val itemsCheckedPercent get() = (itemsChecked.toFloat() / items.size * 100).roundToInt()
+    val checkedPercent get() = (itemsChecked.toFloat() / processes.size * 100).roundToInt()
 
     private var state: Boolean? = false
         set(value) = set(value, field, { field = it }, BR.hiddenState)
@@ -39,14 +39,14 @@ class HideItem(
         get() = state
         set(value) = set(value, state, { state = it }, BR.hiddenState) {
             if (value == true) {
-                items.filterNot { it.isHidden }
+                processes.filterNot { it.isHidden }
             } else {
-                items
+                processes
             }.forEach { it.toggle() }
         }
 
     init {
-        items.forEach { it.addOnPropertyChangedCallback(BR.hidden) { recalculateChecked() } }
+        processes.forEach { it.addOnPropertyChangedCallback(BR.hidden) { recalculateChecked() } }
         recalculateChecked()
     }
 
@@ -56,37 +56,44 @@ class HideItem(
     }
 
     private fun recalculateChecked() {
-        itemsChecked = items.count { it.isHidden }
+        itemsChecked = processes.count { it.isHidden }
         state = when (itemsChecked) {
             0 -> false
-            items.size -> true
+            processes.size -> true
             else -> null
         }
     }
 
-    override fun contentSameAs(other: HideItem): Boolean = item == other.item
-    override fun itemSameAs(other: HideItem): Boolean = item.info == other.item.info
+    override fun compareTo(other: HideItem) = comparator.compare(this, other)
+
+    companion object {
+        private val comparator = compareBy<HideItem>(
+            { it.itemsChecked == 0 },
+            { it.info }
+        )
+    }
 
 }
 
 class HideProcessItem(
-    val item: StatefulProcess,
-    val viewModel: HideViewModel
+    val process: HideProcessInfo
 ) : ObservableItem<HideProcessItem>() {
 
     override val layoutRes = R.layout.item_hide_process_md2
 
     @get:Bindable
-    var isHidden = item.isHidden
+    var isHidden = process.isHidden
         set(value) = set(value, field, { field = it }, BR.hidden) {
-            viewModel.toggleItem(this)
+            val arg = if (isHidden) "add" else "rm"
+            val (name, pkg) = process
+            Shell.su("magiskhide --$arg $pkg $name").submit()
         }
 
     fun toggle() {
         isHidden = !isHidden
     }
 
-    override fun contentSameAs(other: HideProcessItem) = item == other.item
-    override fun itemSameAs(other: HideProcessItem) = item.name == other.item.name
+    override fun contentSameAs(other: HideProcessItem) = process == other.process
+    override fun itemSameAs(other: HideProcessItem) = process.name == other.process.name
 
 }

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideTarget.kt

@@ -1,14 +0,0 @@
-package com.topjohnwu.magisk.ui.hide
-
-class HideTarget(line: String) {
-
-    val packageName: String
-    val process: String
-
-    init {
-        val split = line.split(Regex("\\|"), 2)
-        packageName = split[0]
-        process = split.getOrElse(1) { packageName }
-    }
-
-}

app/src/main/java/com/topjohnwu/magisk/ui/hide/HideViewModel.kt

@@ -1,6 +1,7 @@
 package com.topjohnwu.magisk.ui.hide
 
 import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
 import androidx.databinding.Bindable
 import androidx.lifecycle.viewModelScope
 import com.topjohnwu.magisk.BR
@@ -9,16 +10,17 @@ import com.topjohnwu.magisk.arch.Queryable
 import com.topjohnwu.magisk.arch.filterableListOf
 import com.topjohnwu.magisk.arch.itemBindingOf
 import com.topjohnwu.magisk.core.Config
-import com.topjohnwu.magisk.core.utils.currentLocale
-import com.topjohnwu.magisk.data.repository.MagiskRepository
+import com.topjohnwu.magisk.ktx.get
+import com.topjohnwu.magisk.ktx.packageInfo
+import com.topjohnwu.magisk.ktx.packageName
+import com.topjohnwu.magisk.ktx.processes
 import com.topjohnwu.magisk.utils.set
+import com.topjohnwu.superuser.Shell
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 
-class HideViewModel(
-    private val magiskRepo: MagiskRepository
-) : BaseViewModel(), Queryable {
+class HideViewModel : BaseViewModel(), Queryable {
 
     override val queryDelay = 1000L
 
@@ -45,63 +47,74 @@ class HideViewModel(
 
     override fun refresh() = viewModelScope.launch {
         state = State.LOADING
-        val apps = magiskRepo.fetchApps()
-        val hides = magiskRepo.fetchHideTargets()
-        val (appList, diff) = withContext(Dispatchers.Default) {
-            val list = apps
+        val (apps, diff) = withContext(Dispatchers.Default) {
+            val pm = get<PackageManager>()
+            val hides = Shell.su("magiskhide --ls").exec().out.map { HideTarget(it) }
+            val apps = pm.getInstalledApplications(0)
+                .asSequence()
+                .filter { it.enabled && !blacklist.contains(it.packageName) }
+                .map { HideAppInfo(it, pm) }
                 .map { createTarget(it, hides) }
-                .map { HideItem(it, this@HideViewModel) }
-                .sort()
-            list to items.calculateDiff(list)
+                .filter { it.processes.isNotEmpty() }
+                .map { HideItem(it) }
+                .toList()
+                .sorted()
+            apps to items.calculateDiff(apps)
         }
-        items.update(appList, diff)
+        items.update(apps, diff)
         submitQuery()
-        state = State.LOADED
     }
 
     // ---
 
-    private fun createTarget(app: HideAppInfo, hideList: List<HideTarget>): HideAppTarget {
-        val hidden = hideList.filter { it.packageName == app.info.packageName }
-        val packageName = app.info.packageName
-        val processes = app.processes.map { name ->
-            StatefulProcess(name, packageName, hidden.any { name == it.process })
+    private fun createTarget(info: HideAppInfo, hideList: List<HideTarget>): HideAppTarget {
+        val pkg = info.packageName
+        val hidden = hideList.filter { it.packageName == pkg }
+        val processNames = info.packageInfo.processes.distinct()
+        val processes = processNames.map { name ->
+            HideProcessInfo(name, pkg, hidden.any { name == it.process })
         }
-        return HideAppTarget(app, processes)
+        return HideAppTarget(info, processes)
     }
 
-    private fun List<HideItem>.sort() = compareByDescending<HideItem> { it.itemsChecked != 0 }
-        .thenBy { it.item.info.name.toLowerCase(currentLocale) }
-        .thenBy { it.item.info.info.packageName }
-        .let { sortedWith(it) }
-
     // ---
 
-    override fun query() = items.filter {
-        fun showHidden()= it.itemsChecked != 0
+    override fun query() {
+        items.filter {
+            fun showHidden() = it.itemsChecked != 0
 
-        fun filterSystem(): Boolean {
-            return isShowSystem || it.item.info.info.flags and ApplicationInfo.FLAG_SYSTEM == 0
-        }
+            fun filterSystem() =
+                isShowSystem || it.info.flags and ApplicationInfo.FLAG_SYSTEM == 0
 
             fun filterQuery(): Boolean {
-            fun inName() = it.item.info.name.contains(query, true)
-            fun inPackage() = it.item.info.info.packageName.contains(query, true)
-            fun inProcesses() = it.item.processes.any { it.name.contains(query, true) }
+                fun inName() = it.info.label.contains(query, true)
+                fun inPackage() = it.info.packageName.contains(query, true)
+                fun inProcesses() = it.processes.any { p -> p.process.name.contains(query, true) }
                 return inName() || inPackage() || inProcesses()
             }
 
             showHidden() || (filterSystem() && filterQuery())
         }
+        state = State.LOADED
+    }
 
     // ---
 
-    fun toggleItem(item: HideProcessItem) {
-        magiskRepo.toggleHide(item.isHidden, item.item.packageName, item.item.name)
-    }
-
     fun resetQuery() {
         query = ""
     }
+
+    companion object {
+        private val blacklist by lazy { listOf(
+            packageName,
+            "android",
+            "com.android.chrome",
+            "com.chrome.beta",
+            "com.chrome.dev",
+            "com.chrome.canary",
+            "com.android.webview",
+            "com.google.android.webview"
+        ) }
+    }
 }
 

app/src/main/res/layout/item_hide_md2.xml

@@ -39,12 +39,12 @@
                     android:id="@+id/hide_icon"
                     style="@style/WidgetFoundation.Image"
                     android:layout_margin="@dimen/l1"
-                    android:src="@{item.item.info.icon}"
+                    android:src="@{item.info.iconImage}"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toTopOf="parent"
                     app:layout_constraintVertical_bias="0"
-                    tools:src="@drawable/ic_magisk" />
+                    tools:src="@drawable/ic_launcher" />
 
                 <TextView
                     android:id="@+id/hide_name"
@@ -53,7 +53,7 @@
                     android:layout_marginStart="@dimen/l1"
                     android:ellipsize="middle"
                     android:singleLine="true"
-                    android:text="@{item.item.info.name}"
+                    android:text="@{item.info.label}"
                     android:textAppearance="@style/AppearanceFoundation.Body"
                     android:textStyle="bold"
                     app:layout_constraintBottom_toTopOf="@+id/hide_package"
@@ -65,10 +65,9 @@
 
                 <TextView
                     android:id="@+id/hide_package"
-                    gone="@{item.item.info.info.packageName.empty}"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
-                    android:text="@{item.item.info.info.packageName}"
+                    android:text="@{item.info.packageName}"
                     android:textAppearance="@style/AppearanceFoundation.Caption.Variant"
                     app:layout_constraintBottom_toBottomOf="parent"
                     app:layout_constraintEnd_toEndOf="@+id/hide_name"
@@ -90,7 +89,7 @@
             <androidx.recyclerview.widget.RecyclerView
                 goneUnless="@{item.isExpanded}"
                 itemBinding="@{viewModel.itemInternalBinding}"
-                items="@{item.items}"
+                items="@{item.processes}"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:background="?colorSurfaceVariant"
@@ -105,7 +104,7 @@
             style="@style/WidgetFoundation.ProgressBar"
             android:layout_width="match_parent"
             android:layout_gravity="top"
-            android:progress="@{item.itemsCheckedPercent}" />
+            android:progress="@{item.checkedPercent}" />
 
     </com.google.android.material.card.MaterialCardView>
 

app/src/main/res/layout/item_hide_process_md2.xml

@@ -29,7 +29,8 @@
             android:layout_marginEnd="@dimen/l1"
             android:layout_marginBottom="@dimen/l_75"
             android:singleLine="true"
-            android:text="@{item.item.name}"
+            android:ellipsize="middle"
+            android:text="@{item.process.name}"
             android:textAppearance="@style/AppearanceFoundation.Caption.Variant"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toStartOf="@+id/hide_process_checkbox"