import 'dart:convert';

import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/retrofit/data/base_data.dart';
import 'package:huixiang/retrofit/data/page.dart';
import 'package:huixiang/retrofit/data/user_bill.dart';
import 'package:huixiang/retrofit/data/user_info.dart';
import 'package:huixiang/retrofit/data/vip_card.dart';
import 'package:huixiang/retrofit/retrofit_api.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:huixiang/view_widget/classic_header.dart';
import 'package:huixiang/view_widget/custom_image.dart';
import 'package:huixiang/view_widget/my_appbar.dart';
import 'package:huixiang/view_widget/my_footer.dart';
import 'package:huixiang/view_widget/no_data_view.dart';
import 'package:huixiang/view_widget/round_button.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:shared_preferences/shared_preferences.dart';

class MineShopPage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _MineShopPage();
  }
}

class _MineShopPage extends State<MineShopPage>  with WidgetsBindingObserver{
  List<VipCard> coupons = [];
  ApiService apiService;
  int current = 1;
  RefreshController refreshController ;
  final TextEditingController editingController = TextEditingController();
  int optionIndex = 0;
  bool isKeyBoardShow = false;
  List<String> hotSearch = [];
  List<String> historySearch = [];
  FocusNode _focusNode = FocusNode();
  bool hasFocus = true;
  int priceOrder = 0;

  @override
  void initState() {
    super.initState();
    refreshController = RefreshController();
    SharedPreferences.getInstance().then((value) {
      apiService =
          ApiService(Dio(), context: context, token: value.getString("token"));
      queryVipCard();
    });
    _focusNode.addListener(() {
      setState(() {
        hasFocus = _focusNode.hasFocus;
      });
    });

  }

  @override
  void didChangeMetrics() {
    super.didChangeMetrics();
    WidgetsBinding.instance.addPostFrameCallback((_) {
      setState(() {
        print("object: ${MediaQuery.of(context).viewInsets.bottom}");
        if (MediaQuery.of(context).viewInsets.bottom == 0) {
          if (isKeyBoardShow) {
            isKeyBoardShow = false;
            //关闭键盘 软键盘关闭了， 清除输入控件的焦点， 否则重新进入页面会导致软键盘再弹出问题
            FocusScope.of(context).requestFocus(FocusNode());
          }
        } else {
          isKeyBoardShow = true;
        }
      });
    });
  }

  ///离开页面记着销毁和清除
  @override
  void dispose() {
    _focusNode.unfocus();
    refreshController.dispose();
    super.dispose();
  }

  queryVipCard({bool showLoading = true}) async {
    try{
      if(showLoading)EasyLoading.show(status: S.current.zhengzaijiazai, maskType: EasyLoadingMaskType.black);
      BaseData<List<VipCard>> baseData =
      await apiService.vipList({
        "keywords":editingController.text,
      }).catchError((error) {
        refreshController.refreshFailed();
      });
      if (baseData != null && baseData.isSuccess) {
        coupons.clear();
        coupons.addAll(baseData.data);
        refreshController.refreshCompleted();
      } else {
        refreshController.refreshFailed();
      }
    }finally{
      EasyLoading.dismiss();
      setState(() {});
    }
  }

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      behavior: HitTestBehavior.opaque,
      onTap: (){
        FocusScope.of(context).requestFocus(FocusNode());
      },
      child: Scaffold(
        resizeToAvoidBottomInset: false,
        appBar: MyAppBar(
          title: "店铺充值",
          titleColor: Colors.black,
          background: Colors.white,
          leadingColor: Colors.black,
        ),
        body:Column(
          children: [
            Container(
              color: Colors.white,
              padding: EdgeInsets.only(top:10.h,bottom:18.h,),
              child: searchShopItem(),
            ),
            Expanded(child: SmartRefresher(
              enablePullDown: true,
              enablePullUp: false,
              header: MyHeader(),
              footer: CustomFooter(
                builder: (context, mode) {
                  return MyFooter(mode);
                },
              ),
              controller: refreshController,
              onRefresh: queryVipCard,
              physics: BouncingScrollPhysics(),
              child: (coupons != null && coupons.length > 0)
                  ? ListView.builder(
                padding: EdgeInsets.symmetric(vertical: 8.h),
                itemBuilder: (context, position) {
                  return GestureDetector(
                    onTap: () {
                      Navigator.of(context).pushNamed(
                          '/router/mine_shop_recharge',
                          arguments: {
                            "id": coupons[position].id,
                            "tenantCode":coupons[position].tenantCode,
                            "storeId":coupons[position].storeList[0].id
                          }).then((value) {
                           queryVipCard(showLoading: false);
                      });
                    },
                    child: shopItem(coupons[position]),
                  );
                },
                itemCount: coupons != null ? coupons.length : 0,
              )
                  : NoDataView(
                src: "assets/image/icon_empty.webp",
                isShowBtn: false,
                text: "还没有会员卡～",
                fontSize: 16.sp,
                margin: EdgeInsets.only(top: 120.h),
              ),
            ),)
          ],
        ),
      ),
    );
  }

  Widget searchShopItem() {
    return Container(
      height: 36.h,
      margin: EdgeInsets.fromLTRB(14.w, 0, 14.w, 0),
      padding: EdgeInsets.fromLTRB(0, 6.h, 0, 6.h),
      decoration: BoxDecoration(
        color: Color(0xFFF5FAF7),
        borderRadius: BorderRadius.circular(4),
        boxShadow: [
          BoxShadow(
            color: Colors.black.withAlpha(12),
            offset: Offset(0, 3),
            blurRadius: 14,
            spreadRadius: 0,
          ),
        ],
      ),
      child: TextField(
        textInputAction: TextInputAction.search,
        onEditingComplete: () {
          FocusScope.of(context).requestFocus(FocusNode());
          queryVipCard();
        },
        controller: editingController,
        cursorHeight: 25.h,
        decoration: InputDecoration(
          contentPadding: EdgeInsets.symmetric(
            vertical: 12.h,
          ),
          hintText: "搜索联盟会员店",
          hintStyle: TextStyle(
            fontSize: 12.sp,
            color: Color(0xFFB3B3B3),
          ),
          prefixIcon:Image.asset(
          "assets/image/icon_search.webp",
          width: 16,
          height: 16,
        ),
          border: InputBorder.none,
        ),
      ),
    );
  }

  int colorByName(String storeName) {
    if (storeName == null) return 0xFF32A060;
    if (storeName.contains("百年川椒") || storeName.contains("百年川椒")) {
      return 0xFFC30D23;
    } else if (storeName.contains("海峡姐妹") || storeName.contains("海峽姐妹")) {
      return 0xFFE4C796;
    } else if (storeName.contains("前进麦味") || storeName.contains("前進麥味")) {
      return 0xFF265782;
    }
    return 0xFF32A060;
  }

  Widget shopItem(VipCard vipCard) {
    return Container(
      width:double.infinity,
      // height:140.h,
      margin: EdgeInsets.only(bottom: 12.h,top: 14.h,left: 14.w,right: 14.w),
      child: Column(
        mainAxisAlignment: MainAxisAlignment.start,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Container(
            decoration: BoxDecoration(
              borderRadius: new BorderRadius.only(
                topLeft: Radius.circular(6),
                topRight: Radius.circular(6),
              ),
              color: Color(colorByName(vipCard.tenantName)),
            ),
            padding: EdgeInsets.only(left: 12.w),
            height: 62.h,
            child: Row(
              children: [
                MImage(
                  (vipCard?.storeList?.length ?? 0) > 0
                      ? vipCard.storeList[0].logo
                      : "",
                  width: 38,
                  height: 38,
                  fit: BoxFit.cover,
                  radius: BorderRadius.circular(100),
                  errorSrc: "assets/image/default_1.webp",
                  fadeSrc: "assets/image/default_1.webp",
                ),
                SizedBox(width: 6,),
                Text(
                  vipCard.tenantName ?? "",
                  style: TextStyle(
                    color: Color(0xFFFFFFFF),
                    fontSize: 15.sp,
                    fontWeight: MyFontWeight.medium,
                  ),
                ),
              ],
            ),
          ),
          Container(
            decoration: BoxDecoration(
              borderRadius: new BorderRadius.only(
                bottomRight: Radius.circular(6),
                topRight: Radius.circular(6),
              ),
              color: Colors.white,
            ),
            padding: EdgeInsets.all(12.h),
            child: Column(
              children: [
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  crossAxisAlignment: CrossAxisAlignment.start,
                  children: [
                    Text(
                      "店铺余额(元)",
                      style: TextStyle(
                        color: Color(0xFF262626),
                        fontSize: 12.sp,
                        fontWeight: MyFontWeight.regular,
                      ),
                    ),
                    Text(
                      "No.${vipCard.id}",
                      style: TextStyle(
                        color: Color(0xFF262626),
                        fontSize: 12.sp,
                        fontFamily: 'JDZhengHT',
                        fontWeight: MyFontWeight.regular,
                      ),
                    ),
                  ],
                ),
                SizedBox(height:4.h,),
                Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: [
                    Expanded(child: Text(
                      "￥${vipCard != null ? vipCard.balance : ""}",
                      style: TextStyle(
                        color: Color(0xFF262626),
                        fontSize:24.sp,
                        fontWeight: MyFontWeight.bold,
                      ),
                    )),
                    Text(
                      "去充值",
                      style: TextStyle(
                        color: Color(0xFF262626),
                        fontSize: 12.sp,
                        fontWeight: MyFontWeight.regular,
                      ),
                    ),
                    SizedBox(width: 2,),
                    Image.asset(
                      "assets/image/icon_right_z.webp",
                      width: 16,
                      height: 16,
                      color: Color(0xFF262626),
                    )
                  ],
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }

}