sms_recharge_page.dart
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import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:one_key/models/sms_info.dart';
import 'package:one_key/pages/my/sms_recharge_item_page.dart';
import 'package:one_key/provider/sms_recharge_provider.dart';
import 'package:one_key/provider/user_model.dart';
import 'package:one_key/res/colors.dart';
import 'package:one_key/utils/event_bus.dart';
import 'package:one_key/utils/utils.dart';
import 'package:one_key/widgets/h_empty_view.dart';
import 'package:one_key/widgets/round_button.dart';
import 'package:one_key/widgets/system_app_bar.dart';
import 'package:one_key/widgets/v_empty_view.dart';
import 'package:provider/provider.dart';
import 'package:fluwx/fluwx.dart' as fluwx;
import 'package:crypto/crypto.dart';
class SmsRechargePage extends StatefulWidget {
final SmsInfoData infoData;
SmsRechargePage({Key key, this.infoData}) : super(key: key);
@override
_SmsRechargePageState createState() => _SmsRechargePageState();
}
class _SmsRechargePageState extends State<SmsRechargePage> {
ScrollController controller = ScrollController();
Meals mealsSelected;
SmsRechargeModel rechargeModel;
@override
void initState() {
super.initState();
fluwx.weChatResponseEventHandler.listen((res) {
if (res is fluwx.WeChatPaymentResponse) {
print("pay :${res.isSuccessful}");
if (res.errCode == 0) {
// Utils.showToast('购买成功');
bus.emit('refreshSmsNum');
EventBus().emit('changeStatusColor');
Navigator.pop(context);
} else if (res.errCode == -1) {
Utils.showToast('支付错误');
} else if (res.errCode == -2) {
Utils.showToast('您已取消支付');
}
}
});
}
@override
Widget build(BuildContext context) {
rechargeModel = Provider.of<SmsRechargeModel>(context, listen: true);
return Scaffold(
backgroundColor: MyColours.color_ffffff,
appBar: SystemAppBar(
'短信充值',
onTap: () {
EventBus().emit('changeStatusColor');
Navigator.pop(context);
},
),
body: WillPopScope(
onWillPop: () async {
EventBus().emit('changeStatusColor');
return true;
},
child: Column(
children: [
Expanded(
child: SingleChildScrollView(
controller: controller,
child: Padding(
padding: EdgeInsets.symmetric(
horizontal: ScreenUtil().setWidth(40)),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
VEmptyView(40),
Text(
'短信套餐',
style: TextStyle(
fontSize: ScreenUtil().setSp(38),
fontWeight: FontWeight.bold),
),
VEmptyView(30),
Text('购买套餐，使用更划算',
style: TextStyle(
fontSize: ScreenUtil().setSp(28),
color: MyColours.color_333333)),
ListView.builder(
shrinkWrap: true,
controller: controller,
physics: NeverScrollableScrollPhysics(),
padding: EdgeInsets.symmetric(
vertical: ScreenUtil().setWidth(40)),
itemBuilder: (BuildContext contxt, int index) {
return SmsRechargeItemPage(
meals: widget.infoData.meals[index],
callback: () {
for (Meals item
in widget.infoData.meals) {
item.selected = false;
}
setState(() {
widget.infoData.meals[index].selected =
true;
mealsSelected =
widget.infoData.meals[index];
});
});
},
itemCount: widget.infoData.meals.length,
scrollDirection: Axis.vertical,
)
],
),
))),
Container(
height: ScreenUtil().setWidth(160),
width: double.infinity,
padding:
EdgeInsets.symmetric(horizontal: ScreenUtil().setWidth(40)),
decoration: BoxDecoration(
border: Border(
top: BorderSide(
width: ScreenUtil().setWidth(2),
color: MyColours.color_E0E0E0,
))),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Expanded(
child: Text(
mealsSelected == null
? '剩余${widget.infoData.lastNum}条短信，请及时充值以保证正常使用'
: '${mealsSelected.price}元',
// maxLines: 2,
style: mealsSelected == null
? TextStyle(
fontSize: ScreenUtil().setSp(28),
color: MyColours.color_333333)
: TextStyle(
fontSize: ScreenUtil().setSp(36),
fontWeight: FontWeight.bold))),
HEmptyView(80),
RoundButton(
radius: ScreenUtil().setWidth(10),
text: '购买',
fontSize: 34,
width: ScreenUtil().setWidth(160),
height: ScreenUtil().setWidth(70),
textColor: MyColours.color_F0F0F0,
onPressed: () async {
if (mealsSelected == null) {
Utils.showToast('请选择您要购买的短信套餐');
return;
}
//1.接口请求微信支付所需参数
//2.成功后掉起微信支付
Map<String, String> params = {
'sellerid':
Provider.of<UserModel>(context, listen: false)
.user
.sellerid,
'meal_id': mealsSelected.id,
// 'price': '0.01'
'price': mealsSelected.price
};
bool success = await rechargeModel.getWechatPayInfo(
context, params);
if (success) {
print(rechargeModel.sunModel.package.substring(10));
Map<String, String> str = {
'appid': rechargeModel.sunModel.appId,
'partnerid': '1489405762',
'prepayid':
rechargeModel.sunModel.package.substring(10),
'timestamp': rechargeModel.sunModel.timeStamp,
'noncestr': rechargeModel.sunModel.nonceStr,
'package': 'Sign=WXPay',
// 'signtype': rechargeModel.sunModel.signType
};
// String str =
// '${rechargeModel.sunModel.appId}\n${rechargeModel.sunModel.timeStamp}\n${rechargeModel.sunModel.nonceStr}\n${rechargeModel.sunModel.package.substring(10)}\n';
String sign = Utils.keySort(str);
// var content = utf8.encode(signtemp);
// String sign = base64Encode(content);
print(sign);
print(rechargeModel.sunModel.paySign);
//掉起微信支付
fluwx
.payWithWeChat(
// appId: 'wx85aa3cdd0f791e65',
// appId: 'wx71921f840e8f1c34',
appId: rechargeModel.sunModel.appId,
partnerId: '1489405762',
prepayId: rechargeModel.sunModel.package
.substring(10),
packageValue: 'Sign=WXPay',
nonceStr: rechargeModel.sunModel.nonceStr,
timeStamp: int.parse(
rechargeModel.sunModel.timeStamp),
// sign: sign
sign: sign,
// signType: rechargeModel.sunModel.signType
// signType: rechargeModel.sunModel.signType)
)
.then((data) {
print("---》$data");
}).catchError((error) {
print(error.toString());
});
} else {
print('fffff');
//给用户提示错误
}
},
isBold: true,
),
],
),
)
],
),
));
}
}