1、增加FaceAuthUtils

example/integration_test/plugin_integration_test.dart

-// This is a basic Flutter integration test.
-//
-// Since integration tests run in a full Flutter application, they can interact
-// with the host side of a plugin implementation, unlike Dart unit tests.
-//
-// For more information about Flutter integration tests, please see
-// https://docs.flutter.dev/cookbook/testing/integration/introduction
-
-
-import 'package:flutter_test/flutter_test.dart';
-import 'package:integration_test/integration_test.dart';
-
-import 'package:aliyun_face_plugin/aliyun_face_plugin.dart';
-
-void main() {
-  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
-
-  testWidgets('getPlatformVersion test', (WidgetTester tester) async {
-    final AliyunFacePlugin plugin = AliyunFacePlugin();
-    final String? version = await plugin.getPlatformVersion();
-    // The version string depends on the host platform running the test, so
-    // just assert that some non-empty string is returned.
-    expect(version?.isNotEmpty, true);
-  });
-}

example/lib/main.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'dart:async';
 
 import 'package:flutter/services.dart';
-import 'package:aliyun_face_plugin/aliyun_face_plugin.dart';
+import 'package:aliyun_face_plugin/face_auth_plugins.dart';
 
 void main() {
   runApp(const MyApp());

lib/aliyun_face_plugin_platform_interface.dart → lib/core/aliyun_face_plugin_platform_interface.dart

 import 'package:plugin_platform_interface/plugin_platform_interface.dart';
-
 import 'aliyun_face_plugin_method_channel.dart';
 
 abstract class AliyunFacePluginPlatform extends PlatformInterface {

lib/face_auth_plugins.dart

+library face_auth_plugins;
+
+export 'package:aliyun_face_plugin/core/aliyun_face_plugin.dart';
\ No newline at end of file

lib/utils/face_auth_utils.dart

+import 'package:aliyun_face_plugin/face_auth_plugins.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/services.dart';
+
+class FaceAuthUtils {
+  factory FaceAuthUtils() => _singleton;
+
+  static final FaceAuthUtils _singleton = FaceAuthUtils._();
+
+  FaceAuthUtils._() {
+    _faceAuthPlugin = AliyunFacePlugin();
+  }
+
+  static FaceAuthUtils get instance => _singleton;
+
+  static late AliyunFacePlugin _faceAuthPlugin;
+
+  /// 初始化刷脸认证
+  void initFaceAuth() {
+    _faceAuthPlugin.init();
+  }
+
+  /// 获取metaInfo
+  Future<String?> getMetaInfo() async {
+    String? metaInfo;
+    try {
+      // 获取客户端metaInfo，将信息发送到服务器端，调用服务器端相关接口获取认证ID，即CertifyId。
+      metaInfo = await _faceAuthPlugin.getMetaInfos();
+      debugPrint("FaceAuthUtils getMetaInfo: $metaInfo");
+    } on PlatformException {
+      debugPrint("FaceAuthUtils getMetaInfo: PlatformException");
+    }
+    return metaInfo;
+  }
+
+  /// 开始认证
+  Future<String?> startVerify({required String certifyId}) async {
+    String? verifyResult;
+    try {
+      // 调用认证接口，CertifyId需要调用服务器端接口获取。
+      // 每个CertifyId只能使用一次，否则会返回code: "2002(iOS), 1001(Android)"。
+      verifyResult = await _faceAuthPlugin.verify("certifyId", certifyId);
+      debugPrint("FaceAuthUtils startVerify: $verifyResult");
+    } on PlatformException {
+      debugPrint("FaceAuthUtils startVerify: PlatformException");
+    }
+    return verifyResult;
+  }
+}

test/aliyun_face_plugin_method_channel_test.dart

-import 'package:flutter/services.dart';
-import 'package:flutter_test/flutter_test.dart';
-import 'package:aliyun_face_plugin/aliyun_face_plugin_method_channel.dart';
-
-void main() {
-  TestWidgetsFlutterBinding.ensureInitialized();
-
-  MethodChannelAliyunFacePlugin platform = MethodChannelAliyunFacePlugin();
-  const MethodChannel channel = MethodChannel('aliyun_face_plugin');
-
-  setUp(() {
-    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
-      channel,
-      (MethodCall methodCall) async {
-        return '42';
-      },
-    );
-  });
-
-  tearDown(() {
-    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(channel, null);
-  });
-
-  test('getPlatformVersion', () async {
-    expect(await platform.getPlatformVersion(), '42');
-  });
-}

test/aliyun_face_plugin_test.dart

-import 'package:flutter_test/flutter_test.dart';
-import 'package:aliyun_face_plugin/aliyun_face_plugin.dart';
-import 'package:aliyun_face_plugin/aliyun_face_plugin_platform_interface.dart';
-import 'package:aliyun_face_plugin/aliyun_face_plugin_method_channel.dart';
-import 'package:plugin_platform_interface/plugin_platform_interface.dart';
-
-class MockAliyunFacePluginPlatform
-    with MockPlatformInterfaceMixin
-    implements AliyunFacePluginPlatform {
-
-  @override
-  Future<String?> getPlatformVersion() => Future.value('42');
-}
-
-void main() {
-  final AliyunFacePluginPlatform initialPlatform = AliyunFacePluginPlatform.instance;
-
-  test('$MethodChannelAliyunFacePlugin is the default instance', () {
-    expect(initialPlatform, isInstanceOf<MethodChannelAliyunFacePlugin>());
-  });
-
-  test('getPlatformVersion', () async {
-    AliyunFacePlugin aliyunFacePlugin = AliyunFacePlugin();
-    MockAliyunFacePluginPlatform fakePlatform = MockAliyunFacePluginPlatform();
-    AliyunFacePluginPlatform.instance = fakePlatform;
-
-    expect(await aliyunFacePlugin.getPlatformVersion(), '42');
-  });
-}