import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_alipay/flutter_alipay.dart';
import 'package:ysairplane2/tools/YSNetWorking.dart';
import 'package:ysairplane2/tools/YSPayKeybord.dart';
import 'package:ysairplane2/tools/YSTools.dart';
import 'package:fluwx/fluwx.dart' as fluwx;

import 'YSMoney.dart';
import 'YSSetPayPass.dart';

class YSPayTypeView extends StatefulWidget {
  final Map orderDict;
  final VoidCallback postSuccess;
  const YSPayTypeView({Key key, this.orderDict, this.postSuccess}) : super(key: key);

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

class _YSPayTypeViewState extends State<YSPayTypeView> {
  int _selected = 0;
  @override
  void initState() {
    fluwx.weChatResponseEventHandler.listen((res) {
      if (res is fluwx.WeChatPaymentResponse) {
        if(res.isSuccessful==true){
          widget.postSuccess();
        }
      }
    });
    super.initState();
  }
  @override
  Widget build(BuildContext context) {
    return Container(
      height: hsp(600),
      decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: BorderRadius.only(topRight: Radius.circular(10),topLeft: Radius.circular(10))
      ),
      child: Column(
        children: [
          Container(
            height: hsp(99),
            decoration: BoxDecoration(
                border: Border(bottom: BorderSide(color: Color(0xFFD8D8D8),width: hsp(1)))
            ),
            padding: EdgeInsets.only(left: hsp(30),right: hsp(30)),
            alignment: Alignment.center,
            child: Text('支付方式',style: TextStyle(fontSize: zsp(30),color: Color(0xFF4A4A4A),fontWeight: FontWeight.bold),),
          ),
          Container(
            height: hsp(400),
            child: ListView.separated(
              itemBuilder: (context,index){
                return GestureDetector(
                  onTap: (){
                    setState(() {
                      _selected = index;
                    });
                  },
                  behavior: HitTestBehavior.opaque,
                  child: Container(
                    height: hsp(99),
                    color: Colors.white,
                    padding: EdgeInsets.only(left: hsp(30),right: hsp(30)),
                    child: Row(
                      mainAxisAlignment: MainAxisAlignment.spaceBetween,
                      children: [
                        Row(
                          children: [
                            Container(
                              height: hsp(50),
                              width: hsp(50),
                              margin: EdgeInsets.only(right: hsp(25)),
                              child: Image.asset(index==0?'lib/images/余额.png':index==1?'lib/images/wexinLogo.png':'lib/images/aliLogo.png'),
                            ),
                            Text(index==0?'余额':index==1?'微信支付':'支付宝',style: TextStyle(fontSize: zsp(30),color: Color(0xFF343434),)),
                          ],
                        ),
                        Icon(index==_selected?Icons.check_circle:Icons.radio_button_unchecked,size: hsp(40),
                          color: Color(index==_selected?0xFF007EFF:0xFF9B9B9B),)
                      ],
                    ),
                  ),
                );
              },
              separatorBuilder: (context,index){
                return Divider(height: hsp(1),thickness: hsp(1),color: Color(0xFFF1F2F3),);
              },
              itemCount: 3,
              padding: EdgeInsets.all(0),
              physics: NeverScrollableScrollPhysics(),
              shrinkWrap: true,
            )
            ,
          ),
          GestureDetector(
            onTap: (){
              _postOrderData();
            },
            child: Container(
              height: hsp(100),
              color: Color(0xFFFD2A2E),
              alignment: Alignment.center,
              child: Text('确认支付',style: TextStyle(fontSize: zsp(30),color: Colors.white,fontWeight: FontWeight.bold),),
            ),
          )
        ],
      ),
    );
  }

  _showAlertView (int type) async{
    showCupertinoDialog(
        context: context,
        builder: (context) {
          return CupertinoAlertDialog(
            title: Text('提示\n'),
            content: Text(type==1?'未设置支付密码':'余额不足请充值'),
            actions: <Widget>[
              CupertinoDialogAction(child: Text('取消'),onPressed: (){Navigator.pop(context);},),
              CupertinoDialogAction(child: Text(type==1?'去设置':'去充值'),onPressed: (){
                Navigator.pop(context);
                Navigator.of(context).push(
                    CupertinoPageRoute(
                        builder: (context){
                          return type==1?YSSetPayPass():YSMoney();
                        }
                    )
                );
              },),
            ],
          );
        }
    );
  }

  _postPayData(String pass) async{
    var dict = await ysRequestHttpEncrypt(context,type: requestType.post,api: '/app/applets/balance/balancePay',
        parameter: {'orderSn':widget.orderDict['orderSn'],'price':widget.orderDict['price'],'password': pass},isLoading: true,isToken: true);
    if(dict!=null){
      if(dict==''){
        widget.postSuccess();
      }else if(dict['code']==804){
        _showAlertView(2);
      }else if(dict['code']==801){
        _showAlertView(1);
      }
    }
  }

  _postOrderData() async{
    if(_selected==0){
      Map dict = await ysRequestHttp(context,type: requestType.get,api: '/app/applets/balance/wx/checkBalance',parameter: {},isLoading: true,isToken: true,
          refresh: (){});
      if(dict!=null){
        if(dict['code']==801){
          _showAlertView(1);
        }else{
          showDialog(context: context,builder: (context){
            return AlertDialog(
                contentPadding: EdgeInsets.all(0),
                actionsPadding: EdgeInsets.all(0),
                buttonPadding: EdgeInsets.all(0),
                insetPadding: EdgeInsets.all(0),
                titlePadding: EdgeInsets.all(0),
                backgroundColor: Colors.transparent,
                content: ysPayKeybord(context,(value){
                  _postPayData(value);
                },'${widget.orderDict['orderName']}',
                    '${widget.orderDict['price']}')
            );
          });
        }
      }
    }else{
      Map dict = await ysRequestHttp(context,type: requestType.post,api: '/app/applets/createPayOrder',
          parameter: {'id':widget.orderDict['orderSn'],'way':_selected+1,'type':2},isLoading: true,
          isToken: true,refresh: (){});
      if(dict!=null){
        if(_selected==2){
          var payResult = await FlutterAlipay.pay('${dict['data']}');
          String payResultStatus = payResult.resultStatus;
          if (payResultStatus == "9000") {
            print('=================================订单支付成功');
            widget.postSuccess();
          } else if (payResultStatus == "6001") {
            print('=================================支付取消');
          } else if (payResultStatus == "4000") {
            print('=================================支付失败');
          } else if (payResultStatus == "8000") {
            print('=================================等待支付');
          } else if (payResultStatus == "6002") {
            print('=================================无网络');
          } else if (payResultStatus == "5000") {
            print('=================================重复支付');
          } else {
            print('=================================支付失败,未知错误');
          }
        }else if(_selected==1){
          Map result = dict['data'];
          fluwx.payWithWeChat(
            appId: result['appId'].toString(),
            partnerId: result['partnerId'].toString(),
            prepayId: result['prepayId'].toString(),
            packageValue: result['package'].toString(),
            nonceStr: result['nonceStr'].toString(),
            timeStamp: int.parse('${result['timeStamp']}'),
            sign: result['paySign'].toString(),
          ).then((data) {});
        }
      }
    }
  }
}