[local_auth] Add native Android implementation of platform interface (#4700)

Author: BeMacized

packages/local_auth/local_auth/pubspec.yaml

@@ -17,8 +17,7 @@ flutter:
   plugin:
     platforms:
       android:
-        package: io.flutter.plugins.localauth
-        pluginClass: LocalAuthPlugin
+        default_package: local_auth_android
       ios:
         default_package: local_auth_ios
 
@@ -27,7 +26,9 @@ dependencies:
     sdk: flutter
   flutter_plugin_android_lifecycle: ^2.0.1
   intl: ^0.17.0
-  # Temporary path dependencies to allow moving Android and iOS implementations.
+# Temporary path dependencies to allow moving Android and iOS implementations.
+  local_auth_android:
+    path: ../local_auth_android
   local_auth_ios:
     path: ../local_auth_ios
   local_auth_platform_interface: ^1.0.1

packages/local_auth/local_auth_android/AUTHORS

@@ -0,0 +1,67 @@
+# Below is a list of people and organizations that have contributed
+# to the Flutter project. Names should be added to the list like so:
+#
+#   Name/Organization <email address>
+
+Google Inc.
+The Chromium Authors
+German Saprykin <[email protected]>
+Benjamin Sauer <[email protected]>
+[email protected]
+Ali Bitek <[email protected]>
+Pol Batlló <[email protected]>
+Anatoly Pulyaevskiy
+Hayden Flinner <[email protected]>
+Stefano Rodriguez <[email protected]>
+Salvatore Giordano <[email protected]>
+Brian Armstrong <[email protected]>
+Paul DeMarco <[email protected]>
+Fabricio Nogueira <[email protected]>
+Simon Lightfoot <[email protected]>
+Ashton Thomas <[email protected]>
+Thomas Danner <[email protected]>
+Diego Velásquez <[email protected]>
+Hajime Nakamura <[email protected]>
+Tuyển Vũ Xuân <[email protected]>
+Miguel Ruivo <[email protected]>
+Sarthak Verma <[email protected]>
+Mike Diarmid <[email protected]>
+Invertase <[email protected]>
+Elliot Hesp <[email protected]>
+Vince Varga <[email protected]>
+Aawaz Gyawali <[email protected]>
+EUI Limited <[email protected]>
+Katarina Sheremet <[email protected]>
+Thomas Stockx <[email protected]>
+Sarbagya Dhaubanjar <[email protected]>
+Ozkan Eksi <[email protected]>
+Rishab Nayak <[email protected]>
+ko2ic <[email protected]>
+Jonathan Younger <[email protected]>
+Jose Sanchez <[email protected]>
+Debkanchan Samadder <[email protected]>
+Audrius Karosevicius <[email protected]>
+Lukasz Piliszczuk <[email protected]>
+SoundReply Solutions GmbH <[email protected]>
+Rafal Wachol <[email protected]>
+Pau Picas <[email protected]>
+Christian Weder <[email protected]>
+Alexandru Tuca <[email protected]>
+Christian Weder <[email protected]>
+Rhodes Davis Jr. <[email protected]>
+Luigi Agosti <[email protected]>
+Quentin Le Guennec <[email protected]>
+Koushik Ravikumar <[email protected]>
+Nissim Dsilva <[email protected]>
+Giancarlo Rocha <[email protected]>
+Ryo Miyake <[email protected]>
+Théo Champion <[email protected]>
+Kazuki Yamaguchi <[email protected]>
+Eitan Schwartz <[email protected]>
+Chris Rutkowski <[email protected]>
+Juan Alvarez <[email protected]>
+Aleksandr Yurkovskiy <[email protected]>
+Anton Borries <[email protected]>
+Alex Li <[email protected]>
+Rahul Raj <[email protected]>
+Bodhi Mulders <[email protected]>

packages/local_auth/local_auth_android/CHANGELOG.md

@@ -0,0 +1,3 @@
+## 1.0.0
+
+* Initial release from migration to federated architecture. 

packages/local_auth/local_auth_android/LICENSE

@@ -0,0 +1,25 @@
+Copyright 2013 The Flutter Authors. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+    * Neither the name of Google Inc. nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

packages/local_auth/local_auth_android/README.md

@@ -0,0 +1,11 @@
+# local\_auth\_android
+
+The Android implementation of [`local_auth`][1].
+
+## Usage
+
+This package is [endorsed][2], which means you can simply use `local_auth`
+normally. This package will be automatically included in your app when you do.
+
+[1]: https://pub.dev/packages/local_auth
+[2]: https://flutter.dev/docs/development/packages-and-plugins/developing-packages#endorsed-federated-plugin

packages/local_auth/local_auth/android/build.gradle renamed to packages/local_auth/local_auth_android/android/build.gradle

@@ -40,7 +40,7 @@
  */
 @SuppressWarnings("deprecation")
 public class LocalAuthPlugin implements MethodCallHandler, FlutterPlugin, ActivityAware {
-  private static final String CHANNEL_NAME = "plugins.flutter.io/local_auth";
+  private static final String CHANNEL_NAME = "plugins.flutter.io/local_auth_android";
   private static final int LOCK_REQUEST_CODE = 221;
   private Activity activity;
   private final AtomicBoolean authInProgress = new AtomicBoolean(false);

packages/local_auth/local_auth/android/lint-baseline.xml renamed to packages/local_auth/local_auth_android/android/lint-baseline.xml

@@ -0,0 +1,8 @@
+# local_auth_example
+
+Demonstrates how to use the local_auth plugin.
+
+## Getting Started
+
+For help getting started with Flutter, view our online
+[documentation](https://flutter.dev/).

packages/local_auth/local_auth/android/settings.gradle renamed to packages/local_auth/local_auth_android/android/settings.gradle

@@ -0,0 +1,58 @@
+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader('UTF-8') { reader ->
+        localProperties.load(reader)
+    }
+}
+
+def flutterRoot = localProperties.getProperty('flutter.sdk')
+if (flutterRoot == null) {
+    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+}
+
+def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
+if (flutterVersionCode == null) {
+    flutterVersionCode = '1'
+}
+
+def flutterVersionName = localProperties.getProperty('flutter.versionName')
+if (flutterVersionName == null) {
+    flutterVersionName = '1.0'
+}
+
+apply plugin: 'com.android.application'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+
+android {
+    compileSdkVersion 31
+
+    lintOptions {
+        disable 'InvalidPackage'
+    }
+
+    defaultConfig {
+        applicationId "io.flutter.plugins.localauthexample"
+        minSdkVersion 16
+        targetSdkVersion 28
+        versionCode flutterVersionCode.toInteger()
+        versionName flutterVersionName
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            signingConfig signingConfigs.debug
+        }
+    }
+}
+
+flutter {
+    source '../..'
+}
+
+dependencies {
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'androidx.test:runner:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
+}

packages/local_auth/local_auth/android/src/main/AndroidManifest.xml renamed to packages/local_auth/local_auth_android/android/src/main/AndroidManifest.xml

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

packages/local_auth/local_auth/android/src/main/java/io/flutter/plugins/localauth/AuthenticationHelper.java renamed to packages/local_auth/local_auth_android/android/src/main/java/io/flutter/plugins/localauth/AuthenticationHelper.java

@@ -0,0 +1,14 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package io.flutter.plugins;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE)
+public @interface DartIntegrationTest {}

packages/local_auth/local_auth/android/src/main/java/io/flutter/plugins/localauth/LocalAuthPlugin.java renamed to packages/local_auth/local_auth_android/android/src/main/java/io/flutter/plugins/localauth/LocalAuthPlugin.java

@@ -0,0 +1,20 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package io.flutter.plugins.localauth;
+
+import androidx.test.rule.ActivityTestRule;
+import dev.flutter.plugins.integration_test.FlutterTestRunner;
+import io.flutter.embedding.android.FlutterFragmentActivity;
+import io.flutter.plugins.DartIntegrationTest;
+import org.junit.Rule;
+import org.junit.runner.RunWith;
+
+@DartIntegrationTest
+@RunWith(FlutterTestRunner.class)
+public class FlutterFragmentActivityTest {
+  @Rule
+  public ActivityTestRule<FlutterFragmentActivity> rule =
+      new ActivityTestRule<>(FlutterFragmentActivity.class);
+}

packages/local_auth/local_auth/android/src/main/res/drawable/fingerprint_initial_icon.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/fingerprint_initial_icon.xml

@@ -0,0 +1,21 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="io.flutter.plugins.localauthexample">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.USE_FINGERPRINT"/>
+
+    <application android:label="local_auth_example" android:icon="@mipmap/ic_launcher">
+        <activity android:name="io.flutter.embedding.android.FlutterFragmentActivity"
+                  android:launchMode="singleTop"
+                  android:theme="@style/Theme.AppCompat.Light"
+                  android:configChanges="orientation|keyboardHidden|keyboard|screenSize|locale|layoutDirection"
+                  android:hardwareAccelerated="true"
+                  android:windowSoftInputMode="adjustResize">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <meta-data android:name="flutterEmbedding" android:value="2"/>
+    </application>
+</manifest>

packages/local_auth/local_auth/android/src/main/res/drawable/fingerprint_success_icon.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/fingerprint_success_icon.xml

@@ -0,0 +1,29 @@
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:4.1.1'
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.buildDir = '../build'
+subprojects {
+    project.buildDir = "${rootProject.buildDir}/${project.name}"
+}
+subprojects {
+    project.evaluationDependsOn(':app')
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}

packages/local_auth/local_auth/android/src/main/res/drawable/fingerprint_warning_icon.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/fingerprint_warning_icon.xml

@@ -0,0 +1,4 @@
+org.gradle.jvmargs=-Xmx1024m
+android.useAndroidX=true
+android.enableJetifier=true
+android.enableR8=true

packages/local_auth/local_auth/android/src/main/res/drawable/ic_done_white_24dp.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/ic_done_white_24dp.xml

@@ -0,0 +1,6 @@
+#Sun Jan 03 14:07:08 CST 2021
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip

packages/local_auth/local_auth/android/src/main/res/drawable/ic_fingerprint_white_24dp.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/ic_fingerprint_white_24dp.xml

@@ -0,0 +1,15 @@
+include ':app'
+
+def flutterProjectRoot = rootProject.projectDir.parentFile.toPath()
+
+def plugins = new Properties()
+def pluginsFile = new File(flutterProjectRoot.toFile(), '.flutter-plugins')
+if (pluginsFile.exists()) {
+    pluginsFile.withInputStream { stream -> plugins.load(stream) }
+}
+
+plugins.each { name, path ->
+    def pluginDirectory = flutterProjectRoot.resolve(path).resolve('android').toFile()
+    include ":$name"
+    project(":$name").projectDir = pluginDirectory
+}

packages/local_auth/local_auth/android/src/main/res/drawable/ic_priority_high_white_24dp.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/drawable/ic_priority_high_white_24dp.xml

@@ -0,0 +1 @@
+include ':app'

packages/local_auth/local_auth/android/src/main/res/layout/go_to_setting.xml renamed to packages/local_auth/local_auth_android/android/src/main/res/layout/go_to_setting.xml

@@ -0,0 +1,19 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+
+import 'package:local_auth_android/local_auth_android.dart';
+
+void main() {
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  testWidgets('canCheckBiometrics', (WidgetTester tester) async {
+    expect(
+      LocalAuthAndroid().getEnrolledBiometrics(),
+      completion(isList),
+    );
+  });
+}