Merge "Add 'Restore' button to AppInfo screen" into main

src/com/android/settings/spa/app/appinfo/AppButtons.kt

@@ -53,6 +53,7 @@ private class AppButtonsPresenter(
     private val appClearButton = AppClearButton(packageInfoPresenter)
     private val appForceStopButton = AppForceStopButton(packageInfoPresenter)
     private val appArchiveButton = AppArchiveButton(packageInfoPresenter)
+    private val appRestoreButton = AppRestoreButton(packageInfoPresenter)
 
     @Composable
     fun getActionButtons() =
@@ -63,7 +64,11 @@ private class AppButtonsPresenter(
     @Composable
     private fun getActionButtons(app: ApplicationInfo): List<ActionButton> = listOfNotNull(
         if (featureFlags.archiving()) {
-            appArchiveButton.getActionButton(app)
+            if (app.isArchived) {
+                appRestoreButton.getActionButton(app)
+            } else {
+                appArchiveButton.getActionButton(app)
+            }
         } else {
             appLaunchButton.getActionButton(app)
         },

src/com/android/settings/spa/app/appinfo/AppRestoreButton.kt

@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.spa.app.appinfo
+
+import android.app.PendingIntent
+import android.content.Intent
+import android.content.IntentFilter
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageInstaller
+import android.os.UserHandle
+import android.util.Log
+import android.widget.Toast
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.CloudDownload
+import androidx.compose.runtime.Composable
+import com.android.settings.R
+import com.android.settingslib.spa.widget.button.ActionButton
+import com.android.settingslib.spaprivileged.framework.compose.DisposableBroadcastReceiverAsUser
+
+class AppRestoreButton(packageInfoPresenter: PackageInfoPresenter) {
+    private companion object {
+        private const val LOG_TAG = "AppRestoreButton"
+        private const val INTENT_ACTION = "com.android.settings.unarchive.action"
+    }
+
+    private val context = packageInfoPresenter.context
+    private val userPackageManager = packageInfoPresenter.userPackageManager
+    private val packageInstaller = userPackageManager.packageInstaller
+    private val packageName = packageInfoPresenter.packageName
+    private val userHandle = UserHandle.of(packageInfoPresenter.userId)
+    private var broadcastReceiverIsCreated = false
+
+    @Composable
+    fun getActionButton(app: ApplicationInfo): ActionButton {
+        if (!broadcastReceiverIsCreated) {
+            val intentFilter = IntentFilter(INTENT_ACTION)
+            DisposableBroadcastReceiverAsUser(intentFilter, userHandle) { intent ->
+                if (app.packageName == intent.getStringExtra(PackageInstaller.EXTRA_PACKAGE_NAME)) {
+                    onReceive(intent, app)
+                }
+            }
+            broadcastReceiverIsCreated = true
+        }
+        return ActionButton(
+            text = context.getString(R.string.restore),
+            imageVector = Icons.Outlined.CloudDownload,
+            enabled = app.isArchived
+        ) { onRestoreClicked(app) }
+    }
+
+    private fun onRestoreClicked(app: ApplicationInfo) {
+        val intent = Intent(INTENT_ACTION)
+        intent.setPackage(context.packageName)
+        val pendingIntent = PendingIntent.getBroadcastAsUser(
+            context, 0, intent,
+            // FLAG_MUTABLE is required by PackageInstaller#requestUnarchive
+            PendingIntent.FLAG_ONE_SHOT or PendingIntent.FLAG_MUTABLE,
+            userHandle
+        )
+        try {
+            packageInstaller.requestUnarchive(app.packageName, pendingIntent.intentSender)
+            val appLabel = userPackageManager.getApplicationLabel(app)
+            Toast.makeText(
+                context,
+                context.getString(R.string.restoring_in_progress, appLabel),
+                Toast.LENGTH_SHORT
+            ).show()
+        } catch (e: Exception) {
+            Log.e(LOG_TAG, "Request unarchive failed", e)
+            Toast.makeText(
+                context,
+                context.getString(R.string.restoring_failed),
+                Toast.LENGTH_SHORT
+            ).show()
+        }
+    }
+
+    private fun onReceive(intent: Intent, app: ApplicationInfo) {
+        when (val unarchiveStatus =
+            intent.getIntExtra(PackageInstaller.EXTRA_UNARCHIVE_STATUS, Int.MIN_VALUE)) {
+            PackageInstaller.STATUS_PENDING_USER_ACTION -> {
+                Log.e(
+                    LOG_TAG,
+                    "Request unarchiving failed for $packageName with code $unarchiveStatus"
+                )
+                Toast.makeText(
+                    context,
+                    context.getString(R.string.restoring_failed),
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+
+            PackageInstaller.STATUS_SUCCESS -> {
+                val appLabel = userPackageManager.getApplicationLabel(app)
+                Toast.makeText(
+                    context,
+                    context.getString(R.string.restoring_succeeded, appLabel),
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+
+            else -> {
+                Log.e(
+                    LOG_TAG,
+                    "Request unarchiving failed for $packageName with code $unarchiveStatus"
+                )
+                val errorDialogIntent =
+                    intent.getParcelableExtra(Intent.EXTRA_INTENT, Intent::class.java)
+                if (errorDialogIntent != null) {
+                    context.startActivityAsUser(errorDialogIntent, userHandle)
+                } else {
+                    Toast.makeText(
+                        context,
+                        context.getString(R.string.restoring_failed),
+                        Toast.LENGTH_SHORT
+                    ).show()
+                }
+            }
+        }
+    }
+}