App_Flutter/lib/view/recharge.dart

import 'dart:async';

import 'package:fast/model/model.dart';
import 'package:fast/utils/api.dart';
import 'package:fast/utils/global.dart';
import 'package:fast/utils/http_utils.dart';
import 'package:fast/utils/size_fit.dart';
import 'package:fast/view/balance_history.dart';
import 'package:fast/view/component/fast_btn.dart';
import 'package:fast/view/pay_result.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:fluwx/fluwx.dart';
import '../constants.dart';
import 'component/navi_bar.dart';

class Recharge extends StatefulWidget {
  const Recharge({Key? key}) : super(key: key);

  @override
  State<Recharge> createState() => _RechargeState();
}

class _RechargeState extends State<Recharge> {
  List<RechargeBean> list = [];
  StreamSubscription? subscription;
  bool isCharging = false;
  int balance = 0;
  @override
  void initState() {
    // TODO: implement initState
    setState(() {
      balance = Global().balance;
    });
    getSkus();
    initWxApi();
    super.initState();
  }

  Future getSkus() async {
    Map<String, dynamic> data = await HttpUtils.get(Api.recharge);
    List<RechargeBean> array = [];
    if (data != null) {
      data['data'].forEach((obj) => {array.add(RechargeBean.fromJson(obj))});
    }
    setState(() {
      list = array;
    });
  }

  Future getBalance() async {
    Map<String, dynamic> data = await HttpUtils.get(Api.balance);

    Global().balance = data['rjv_balance'];
    if (mounted) {
      setState(() {
        balance = Global().balance;
      });
    }

    return data;
  }

  Future initWxApi() async {
    bool isSuccess = await registerWxApi(
        appId: 'wxa8557217acf4f532',
        universalLink: 'https://api.fast.liveplus.fun/');
    if (isSuccess) {
      subscription = weChatResponseEventHandler.listen((event) {
        if (event is WeChatPaymentResponse) {
          isCharging = false;
          if (event.isSuccessful) {
            print('支付成功');
            Get.to(() => PayResult(
                  success: true,
                ));
            getBalance();
          } else {
            print('支付失败');
            Get.to(() => PayResult(
                  success: false,
                ));
          }
          print(event.toString());
        } else if (event is WeChatAuthResponse) {
          print('9527');
        } else if (event is WeChatShareResponse) {}
      });
    }
  }

  Future recharge() async {
    if (isCharging) {
      return;
    }
    isCharging = true;
    String id = '';
    list.forEach((e) => {
          if (e.def == true) {id = e.id}
        });
    Map<String, dynamic> data =
        await HttpUtils.post(Api.recharge, data: {'channel': 'wx', 'id': id});
    if (data != null) {
      Map<String, dynamic> info = data['credential']['wx'];
      var result = payWithWeChat(
          appId: info['sign'],
          partnerId: info['partnerId'],
          prepayId: info['prepayId'],
          packageValue: info['packageValue'],
          nonceStr: info['nonceStr'],
          timeStamp: int.parse(info['timeStamp']),
          sign: info['sign']);
      if (result != null) {
        print('success');
      }
    }
  }

  Widget item(RechargeBean bean) {
    return Stack(
      children: [
        GestureDetector(
          onTap: () {
            list.forEach((element) {
              element.def = false;
            });
            bean.def = true;
            setState(() {
              list = [...list];
            });
          },
          child: Container(
            width: 310.px,
            height: 56.px,
            margin: EdgeInsets.only(
                bottom: 2.px, top: 8.px, left: 5.px, right: 5.px),
            decoration: BoxDecoration(
                borderRadius: BorderRadius.all(Radius.circular(28.px)),
                color: const Color(0xFF142133),
                border: Border.all(
                    color: bean.def ? kThemeColor : const Color(0xFF142133),
                    width: 2.px)),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.center,
              children: [
                SizedBox(
                  width: 26.px,
                ),
                Image.asset(
                  'assets/images/stone.png',
                  width: 24.px,
                  height: 24.px,
                ),
                SizedBox(
                  width: 8.px,
                ),
                Text(
                  '×',
                  style: TextStyle(
                      color: const Color(0x66C4CCDA),
                      fontSize: 28.px,
                      fontFamily: 'Exo2',
                      fontWeight: FontWeight.bold),
                ),
                SizedBox(
                  width: 8.px,
                ),
                Expanded(
                  child: Text(
                    bean.rjv.toString(),
                    style: TextStyle(
                        color: kThemeColor,
                        fontFamily: 'Exo2',
                        fontWeight: FontWeight.bold,
                        fontSize: 28.px),
                  ),
                ),
                Text(
                  '￥${bean.amount}',
                  style: TextStyle(
                      color: bean.def ? Colors.white : const Color(0xCCC4CCDA),
                      fontSize: bean.def ? 18.px : 14.px,
                      fontFamily: 'Exo2'),
                ),
                SizedBox(
                  width: 10.px,
                ),
                Image.asset(
                  bean.def
                      ? 'assets/images/checked.png'
                      : 'assets/images/check.png',
                  width: 24.px,
                  height: 24.px,
                ),
                SizedBox(
                  width: 16.px,
                )
              ],
            ),
          ),
        ),
        if (bean.tags.isNotEmpty)
          Positioned(
              left: 0,
              top: 0,
              child: Container(
                padding: EdgeInsets.only(left: 8.px, right: 8.px),
                height: 18.px,
                alignment: Alignment.center,
                decoration: BoxDecoration(
                    // borderRadius: BorderRadius.all(Radius.circular(9.px)),
                    borderRadius: BorderRadius.only(
                        topLeft: Radius.circular(9.px),
                        topRight: Radius.circular(9.px),
                        bottomLeft: Radius.circular(9.px)),
                    gradient: LinearGradient(
                        begin: Alignment.centerLeft,
                        end: Alignment.centerRight,
                        colors: bean.tags == '推荐'
                            ? [const Color(0xFFFFD500), const Color(0xFFFF8000)]
                            : [
                                const Color(0xFFAA00FF),
                                const Color(0xFF0080FF)
                              ])),
                child: Text(
                  bean.tags,
                  style: TextStyle(
                      color: bean.tags == '推荐' ? Colors.black : Colors.white,
                      fontWeight: FontWeight.bold,
                      fontSize: 10.px),
                ),
              ))
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    SizeFit.initialize(context);
    EdgeInsets safePadding = MediaQuery.of(context).padding;
    return Material(
        color: kBgColor,
        child: Stack(children: [
          SizedBox(
              height: MediaQuery.of(context).size.height,
              child: SingleChildScrollView(
                  child: Column(children: [
                Container(
                  margin: EdgeInsets.only(top: safePadding.top + 40.px),
                ),
                SizedBox(
                  height: 14.px,
                ),
                Text(
                  balance.toString(),
                  style: TextStyle(
                      color: kThemeColor,
                      fontSize: 72.px,
                      fontFamily: 'Exo2',
                      fontWeight: FontWeight.bold),
                ),
                SizedBox(
                  height: 10.px,
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: [
                    Image.asset(
                      'assets/images/stone.png',
                      width: 16.px,
                      height: 16.px,
                    ),
                    SizedBox(
                      width: 4.px,
                    ),
                    Text(
                      '逆龄石余额',
                      style: TextStyle(
                          color: Colors.white,
                          fontSize: 16.px,
                          fontWeight: FontWeight.bold),
                    )
                  ],
                ),
                SizedBox(
                  height: 20.px,
                ),
                Row(
                  mainAxisAlignment: MainAxisAlignment.center,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: [
                    GestureDetector(
                      onTap: () {
                        Get.to(() => BalanceHistory(
                              type: 0,
                            ));
                      },
                      child: Container(
                        alignment: Alignment.center,
                        width: 80.px,
                        height: 24.px,
                        decoration: BoxDecoration(
                            borderRadius:
                                BorderRadius.all(Radius.circular(12.px)),
                            border: Border.all(
                                color: const Color(0x66FFFFFF), width: 1.px)),
                        child: Text(
                          '全部记录',
                          style: TextStyle(
                              color: const Color(0x66FFFFFF), fontSize: 12.px),
                        ),
                      ),
                    ),
                    SizedBox(
                      width: 16.px,
                    ),
                    GestureDetector(
                      onTap: () {
                        Get.to(() => BalanceHistory(
                              type: 1,
                            ));
                      },
                      child: Container(
                        alignment: Alignment.center,
                        width: 80.px,
                        height: 24.px,
                        decoration: BoxDecoration(
                            borderRadius:
                                BorderRadius.all(Radius.circular(12.px)),
                            border: Border.all(
                                color: const Color(0x66FFFFFF), width: 1.px)),
                        child: Text(
                          '充值记录',
                          style: TextStyle(
                              color: const Color(0x66FFFFFF), fontSize: 12.px),
                        ),
                      ),
                    )
                  ],
                ),
                SizedBox(
                  height: 32.px,
                ),
                ...List<Widget>.generate(list.length, (i) {
                  return item(list[i]);
                }),
                SizedBox(
                  height: 32.px,
                ),
                FastBtn(
                    title: '充值',
                    disable: false,
                    width: 310.px,
                    height: 48.px,
                    callback: () {
                      recharge();
                    })
              ]))),
          NaviBar(
              title: '充值',
              closeCallback: () {
                Get.back();
              }),
        ]));
  }
}