flutter_app_fuyou/lib/code/YSBindInfo.dart

import 'dart:io';

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutterappfuyou/code/YSMeans.dart';
import 'package:fluwx/fluwx.dart' as fluwx;
import 'package:shared_preferences/shared_preferences.dart';
import '../YSPage.dart';
import 'base/YSBase.dart';
import 'base/YSNetWorking.dart';

class YSBindInfo extends StatefulWidget {
  @override
  _YSBindInfoState createState() => _YSBindInfoState();
}

class _YSBindInfoState extends State<YSBindInfo> {
  Map _info = {};
  bool _isWechat = false;
  bool _isCheck = false;
  @override
  void initState() {
    fluwx.weChatResponseEventHandler.distinct((a, b) => a == b).listen((res) {
      if (res is fluwx.WeChatAuthResponse) {
        if(res.isSuccessful&&_isCheck==false){
          _isCheck = true;
          print("code================== ${res.code}");
          _bindWeChat(res.code);
        }
      }
    });
    Future.delayed(Duration(seconds: 0)).then((value) {
      _getUserData();
    });
    super.initState();
  }
  _bindWeChat(code) async{
    Map dict = await ysRequestHttp(context, requestType.post, 'sign/appInWechat', {'code':code});
    if(dict!=null){
      Map data = dict['data'];
      if(data['bind_code']!=null){
        Map dictSub = await ysRequestHttp(context, requestType.post, 'sign/bindOauthByCode', {'bind_code':data['bind_code']});
        if(dictSub!=null){
          _getBindData();
        }
      }
    }
  }
  @override
  void dispose() {
    super.dispose();
  }
  @override
  Widget build(BuildContext context) {
    return YSBase(
      ystitle: '手机绑定',
      yschild: Container(
        decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: BorderRadius.only(topLeft: Radius.circular(20),topRight: Radius.circular(20))
        ),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Container(
              margin: EdgeInsets.only(top: 20,bottom: 10,left: 20,right: 20),
              child: Text('当前账号',style: TextStyle(fontSize: 14,color: Color(0xFF808080)),),
            ),
            Container(
              margin: EdgeInsets.only(left: 20,right: 20,bottom: 15),
              child: Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  Text('已绑定手机',style: TextStyle(fontSize: 14,color: Color(0xFF292929)),),
                  Text(_info['phone']??'',style: TextStyle(fontSize: 14,color: Color(0xFF292929)),),
                ],
              ),
            ),
            Container(
              width: MediaQuery.of(context).size.width,
              height: 1.5,
              child: Image.asset('lib/images/line.png'),
            ),
            Container(
              margin: EdgeInsets.only(top: 10,bottom: 10,left: 20,right: 20),
              child: Text('第三方帐号绑定',style: TextStyle(fontSize: 14,color: Color(0xFF808080)),),
            ),
            Container(
              margin: EdgeInsets.only(left: 20,right: 20,bottom: 5),
              child: Row(
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: [
                  Text('微信',style: TextStyle(fontSize: 14,color: Color(0xFF292929)),),
                  CupertinoButton(
                    padding: EdgeInsets.all(0),
                    onPressed: () async{
                      if(!_isWechat){
                        _isCheck = false;
                        _weChatLogin();
                      }
                    },
                    child: Container(
                      height: 30,
                      padding: EdgeInsets.only(left: 10,right: 10),
                      alignment: Alignment.center,
                      decoration: BoxDecoration(
                        borderRadius: BorderRadius.all(Radius.circular(15)),
                        border: Border.all(color: Color(0xFFEB5781),width: 1)
                      ),
                      child: Text(_isWechat?'已绑定':'未绑定',style: TextStyle(fontSize: 14,color: Color(0xFFEB5781)),),
                    ),
                  )
                ],
              ),
            ),
            Container(
              width: MediaQuery.of(context).size.width,
              height: 1.5,
              child: Image.asset('lib/images/line.png'),
            ),
          ],
        ),
      ),
    );
  }

  _getUserData() async{
    Map dict = await ysRequestHttpNoLoading(context, requestType.get, 'user/info', {});
    if(dict!=null){
      _info = dict;
      _getBindData();
    }
  }

  _getBindData() async{
    Map dict = await ysRequestHttpNoLoading(context, requestType.get, 'user/info/oauthBinds', {});
    if(dict!=null){
      _isWechat = dict['data']['wechat']??false;
      setState(() {});
    }
  }

  _weChatLogin() async{
    fluwx.sendWeChatAuth(
        scope: 'snsapi_userinfo',
        state: 'wechat_sdk_demo_test'
    ).then((data) {
      print('data===========$data');
    });
  }

}


class YSBindWeChat extends StatefulWidget {
  final String userName;
  final String passWord;
  const YSBindWeChat({Key key, this.userName, this.passWord}) : super(key: key);

  @override
  _YSBindWeChatState createState() => _YSBindWeChatState();
}

class _YSBindWeChatState extends State<YSBindWeChat> {
  @override
  void initState() {
    super.initState();
    fluwx.weChatResponseEventHandler.distinct((a, b) => a == b).listen((res) {
      if (res is fluwx.WeChatAuthResponse) {
        if(res.isSuccessful){
          print("code================== ${res.code}");
          _weChatLogIn(res.code);
        }
      }
    });
  }

  _weChatLogIn(code) async{
    Map dict = await ysRequestHttpNoLoading(context, requestType.post, 'sign/appInWechat', {'code':code,'type':2});
    if(dict!=null){
      Map data = dict['data'];
      if(true){//data['is_new_user']==
        _loginToPage(data['is_new_user']==true?data['token']:'');
      }else{
        Future<SharedPreferences> _prefer = SharedPreferences.getInstance();
        _prefer.then((value){
          value.setString('token', dict['data'].toString());
        });
        ysFlutterToast(context, '该微信已绑定账号');
      }

    }
  }

  _loginToPage(String token) async{
    Map dict = await ysRequestHttp(context,requestType.post, 'sign/in', {
      'username': widget.userName,
      'password': widget.passWord,
      if(token.isNotEmpty)'token':token
    });
    if(dict!=null){
      SharedPreferences  _perfer = await SharedPreferences.getInstance();
      _perfer.setString('token', dict['data'].toString());
      Navigator.pushAndRemoveUntil(context, MaterialPageRoute(
          builder: (context){
            return YSMeans(isFirst: true,);
          }
      ), (route) => false);
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white,
      body: SingleChildScrollView(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Container(
                margin: EdgeInsets.only(top: MediaQuery.of(context).padding.top+50,left: 50),
                child: GestureDetector(
                  child: Icon(Icons.arrow_back_ios,size: 25,color: Colors.pinkAccent,),
                  onTap: (){
                    Navigator.pop(context);
                  },
                )
            ),
            Container(
              padding: EdgeInsets.only(left: 60,top: 40,right: 60),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text('注册成功',style: TextStyle(fontSize: 20,color: Color(0xFF282828)),),
                  Container(
                    margin: EdgeInsets.only(top: 20,bottom: 40),
                    child: Text('感谢您注册成为西安母子手册的会员\n马上就好',style: TextStyle(fontSize: 10,color: Color(0xFF707070)),),
                  ),
                  Container(
                    margin: EdgeInsets.only(top: 150,bottom: 25),
                    child: Text('开启微信一键登录，免去输入密码的烦恼，方便快捷！',style: TextStyle(fontSize: 10,color: Color(0xFF707070)),),
                  ),
                  GestureDetector(
                    child: Container(
                      margin: EdgeInsets.only(bottom: 10),
                      width: MediaQuery.of(context).size.width-100,
                      height: 40,
                      decoration: BoxDecoration(
                          color: Color(0xFFEA6C8F),
                          borderRadius: BorderRadius.all(Radius.circular(20))
                      ),
                      alignment: Alignment.center,
                      child: Text('绑定',style: TextStyle(fontSize: 15,color: Colors.white,decoration: TextDecoration.none),),
                    ),
                    onTap: (){
                      if(Platform.isIOS){
                        Navigator.pushAndRemoveUntil(context, MaterialPageRoute(
                            builder: (context){
                              return YSPage();
                            }
                        ), (route) => false);
                      }else{
                        _weChatLogin();
                      }
                    },
                  ),
                  CupertinoButton(
                    padding: EdgeInsets.all(0),
                    child: Container(
                      width: MediaQuery.of(context).size.width-100,
                      child: Text('跳过',style: TextStyle(fontSize: 11,color: Colors.grey,decoration: TextDecoration.none),),
                      alignment: Alignment.center,
                    ),
                    onPressed: (){
                      FocusScope.of(context).unfocus();
                      Navigator.pushAndRemoveUntil(context, MaterialPageRoute(
                          builder: (context){
                            return YSMeans(isFirst: true,);
                          }
                      ), (route) => false);
                    },
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }

  _weChatLogin() async{
    fluwx.sendWeChatAuth(
      scope: 'snsapi_userinfo',
      state: 'wechat_sdk_demo_test'
    ).then((data) {
      print('data===========$data');
    });
  }
}