rm WeChatSendAuthModel

android/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-10/"/>
+	<classpathentry kind="con" path="org.eclipse.buildship.core.gradleclasspathcontainer"/>
+	<classpathentry kind="output" path="bin/default"/>
+</classpath>

android/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>fluwx</name>
+	<comment>Project fluwx created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+</projectDescription>

android/.settings/org.eclipse.buildship.core.prefs

+connection.project.dir=
+eclipse.preferences.version=1

example/android/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>android</name>
+	<comment>Project android created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+</projectDescription>

example/android/.settings/org.eclipse.buildship.core.prefs

+connection.project.dir=
+eclipse.preferences.version=1

example/android/app/.classpath

+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-10/"/>
+	<classpathentry kind="con" path="org.eclipse.buildship.core.gradleclasspathcontainer"/>
+	<classpathentry kind="output" path="bin/default"/>
+</classpath>

example/android/app/.project

+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>app</name>
+	<comment>Project app created by Buildship.</comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+</projectDescription>

example/android/app/.settings/org.eclipse.buildship.core.prefs

+connection.project.dir=..
+eclipse.preferences.version=1

example/lib/send_auth.dart

@@ -38,8 +38,8 @@ class _SendAuthPageState extends State<SendAuthPage> {
         children: <Widget>[
           OutlineButton(
             onPressed: () {
-              fluwx.sendAuth(new fluwx.WeChatSendAuthModel(
-                      scope: "snsapi_userinfo", state: "wechat_sdk_demo_test"))
+              fluwx.sendAuth(
+                      scope: "snsapi_userinfo", state: "wechat_sdk_demo_test")
                   .then((data) {
 
               });

lib/fluwx.dart

@@ -4,9 +4,8 @@
 ///  A open source project authorized by [OpenFlutter](https://github.com/OpenFlutter).
 library fluwx;
 
-export 'src/fluwx_class.dart';
+export 'src/fluwx_iml.dart';
 export 'src/models/wechat_response.dart';
-export 'src/models/wechat_send_auth_model.dart';
 export 'src/models/wechat_share_models.dart';
 export 'src/wechat_reponse.dart';
 export 'src/wechat_scene.dart';

lib/src/fluwx_class.dart → lib/src/fluwx_iml.dart

@@ -18,7 +18,6 @@ import 'dart:async';
 import 'package:flutter/services.dart';
 
 import 'models/wechat_response.dart';
-import 'models/wechat_send_auth_model.dart';
 import 'models/wechat_share_models.dart';
 import 'models/wechat_launchminiprogram_model.dart';
 import 'package:flutter/foundation.dart';
@@ -127,8 +126,11 @@ Future share(WeChatShareModel model) async {
   }
 }
 
-Future sendAuth(WeChatSendAuthModel model) async {
-  return await _channel.invokeMethod("sendAuth", model.toMap());
+Future sendAuth({ String openId,@required String scope,String state}) async {
+  // "scope": scope, "state": state, "openId": openId
+
+  assert(scope != null && scope.isNotEmpty);
+  return await _channel.invokeMethod("sendAuth", {"scope": scope, "state": state, "openId": openId});
 }
 
 Future launchMiniProgram(WeChatLaunchMiniProgramModel model) async {

lib/src/models/wechat_send_auth_model.dart

-/*
- * Copyright (C) 2018 The OpenFlutter Organization
- *
- * 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.
- */
-import 'package:flutter/foundation.dart';
-
-class WeChatSendAuthModel {
-  final String scope;
-  final String state;
-  final String openId;
-
-  WeChatSendAuthModel({@required this.scope, this.state, this.openId})
-      : assert(scope != null && scope.trim().isNotEmpty);
-
-  Map toMap() {
-    return {"scope": scope, "state": state, "openId": openId};
-  }
-}