huixiang_app/lib/vip/vip_page.dart

import 'package:dio/dio.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:huixiang/retrofit/data/vip_card_home.dart';
import 'package:huixiang/view_widget/classic_header.dart';
import 'package:huixiang/vip/vip_view/exclusive_coupon.dart';
import 'package:huixiang/vip/vip_view/vip_goods_discount.dart';
import 'package:huixiang/vip/vip_view/vip_top.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:shared_preferences/shared_preferences.dart';

import '../generated/l10n.dart';
import '../retrofit/data/base_data.dart';
import '../retrofit/data/user_info.dart';
import '../retrofit/retrofit_api.dart';
import '../utils/flutter_utils.dart';
import '../utils/font_weight.dart';
import '../view_widget/my_appbar.dart';

class VipPage extends StatefulWidget {
  VipPage(Key key) : super(key: key);

  @override
  State<StatefulWidget> createState() {
    return _VipPageState();
  }
}

class _VipPageState extends State<VipPage> with AutomaticKeepAliveClientMixin {
  final RefreshController _refreshController = RefreshController();
  ApiService apiService;
  VipCardHome vipHome;
  UserInfo userInfo;

  @override
  void dispose() {
    super.dispose();
    if (_refreshController != null) _refreshController.dispose();
  }

  @override
  void initState() {
    super.initState();
    // queryVipHome();
    queryUserBalance();
  }

  ///查询会员信息
  queryUserBalance() async {
    try {
      if (apiService == null) {
        SharedPreferences value = await SharedPreferences.getInstance();
        apiService = ApiService(Dio(),
            context: context,
            token: value.getString("token"),
            showLoading: true);
      }
      BaseData<UserInfo> baseData =
          await apiService.queryInfo().catchError((onError) {
        _refreshController.refreshFailed();
        _refreshController.loadFailed();
      });
      if (baseData != null && baseData.isSuccess) {
        userInfo = baseData.data;
        if (mounted) setState(() {});
        _refreshController.refreshCompleted();
        _refreshController.loadComplete();
      } else {
        SmartDialog.showToast(baseData.msg, alignment: Alignment.center);
        _refreshController.refreshFailed();
        _refreshController.loadFailed();
      }
    } finally {
      setState(() {});
    }
  }

  ///Vip季卡，月卡，首页接口（暂不用）
  queryVipHome() async {
    try {
      if (apiService == null) {
        SharedPreferences value = await SharedPreferences.getInstance();
        apiService = ApiService(
          Dio(),
          context: context,
          token: value.getString("token"),
        );
      }
      BaseData<VipCardHome> baseData =
          await apiService.vipCardIndex().catchError((onError) {
        SmartDialog.showToast(AppUtils.dioErrorTypeToString(onError.type),
            alignment: Alignment.center);
        _refreshController.loadFailed();
        _refreshController.refreshFailed();
      });
      if (baseData != null && baseData.isSuccess) {
        vipHome = baseData.data;
        _refreshController.refreshCompleted();
        _refreshController.loadComplete();
      } else {
        SmartDialog.showToast(baseData.msg ?? "", alignment: Alignment.center);
        _refreshController.loadFailed();
        _refreshController.refreshFailed();
      }
    } finally {
      setState(() {});
    }
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    return Scaffold(
      backgroundColor: Color(0xFFF9FAF7),
      body: Container(
        padding: EdgeInsets.only(bottom: 76.h),
        child: SmartRefresher(
          controller: _refreshController,
          enablePullDown: true,
          enablePullUp: false,
          header: MyHeader(),
          physics: BouncingScrollPhysics(),
          onRefresh: () {
            queryUserBalance();
          },
          child: SingleChildScrollView(
            child: Container(
              child: Column(
                mainAxisAlignment: MainAxisAlignment.start,
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  VipTop(
                    vipHome,
                    // (){queryVipHome();}
                  ),

                  // if(vipHome !=null)
                  //   VipGoodsDiscount(vipHome),

                  ExclusiveCoupon(userInfo),

                  vipRule(),

                  SizedBox(
                    height: 24.h,
                  )
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }

  ///会员卡规则说明
  Widget vipRule() {
    return Container(
      margin: EdgeInsets.only(left: 14.w, right: 14.w, bottom: 40.h, top: 8.h),
      width: double.infinity,
      padding: EdgeInsets.only(top: 14.h, left: 20.h, bottom: 8.h, right: 20.w),
      decoration: BoxDecoration(
        borderRadius: BorderRadius.circular(6.w),
        color: Colors.white,
        boxShadow: [
          BoxShadow(
            color: Colors.black.withAlpha(12),
            offset: Offset(0, 3),
            blurRadius: 14,
            spreadRadius: 0,
          )
        ],
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            children: [
              Image.asset(
                "assets/image/vip_title.webp",
                fit: BoxFit.fill, //填充剩余空间
                height: 13.h,
                width: 27.w,
              ),
              SizedBox(
                width: 4.w,
              ),
              Text(
                "会员卡说明",
                style: TextStyle(
                  color: Colors.black,
                  fontSize: 15.sp,
                  fontWeight: MyFontWeight.semi_bold,
                ),
              ),
            ],
          ),
          SizedBox(
            height: 12.h,
          ),
          Padding(
              padding: EdgeInsets.symmetric(vertical: 12.h),
              child: Text(
                "1.仅限使用储值金额消费时享受VIP权益(使用优惠券及其他支付方式均不享受VIP权益)；",
                style: TextStyle(
                  color: Color(0xFF6A6A6A),
                  fontSize: 13.sp,
                  height: 1.5.h,
                  fontWeight: MyFontWeight.regular,
                ),
              )),
          Padding(
              padding: EdgeInsets.symmetric(vertical: 6.h),
              child: Text(
                "2.储值余额不足时不享受VIP权益；",
                style: TextStyle(
                  color: Color(0xFF6A6A6A),
                  fontSize: 13.sp,
                  height: 1.5.h,
                  fontWeight: MyFontWeight.regular,
                ),
              )),
          Padding(
              padding: EdgeInsets.symmetric(vertical: 12.h),
              child: Text(
                "3.2023年6月1日前储值余额不享受VIP价格；",
                style: TextStyle(
                  color: Color(0xFF6A6A6A),
                  fontSize: 13.sp,
                  height: 1.5.h,
                  fontWeight: MyFontWeight.regular,
                ),
              )),
        ],
      ),
    );
  }

  @override
  bool get wantKeepAlive => true;
}