import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:huixiang/business_system/goods/off_shelf/off_shelf_page.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

import '../../view_widget/my_appbar.dart';
import '../../view_widget/my_tab.dart';
import 'on_sale/on_sale_page.dart';

class BusinessGoodsPage extends StatefulWidget {
  final String storeId;

  BusinessGoodsPage(this.storeId);

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

class _BusinessGoodsPage extends State<BusinessGoodsPage>
    with AutomaticKeepAliveClientMixin {
  final RefreshController refreshController = RefreshController();
  final ScrollController scrollController = ScrollController();
  String offShelfTotal;
  String onSaleTotal;

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    super.build(context);
    return Column(
      children: [
        Expanded(child:
        DefaultTabController(
          length: 2,
          child: Scaffold(
            appBar: MyAppBar(
              title:"",
              leading: false,
              background: Colors.white,
              toolbarHeight: kToolbarHeight + MediaQuery.of(context).padding.top,
              bottom: TabBar(
                // isScrollable: true, //可滚动
                //去掉按钮阴影
                overlayColor: MaterialStateProperty.all(Colors.white),
                indicatorColor: Color(0xFF30415B),
                labelColor: Colors.black,
                labelStyle: TextStyle(
                  fontSize: 15.sp,
                  fontWeight: FontWeight.bold,
                ),
                unselectedLabelStyle: TextStyle(
                    fontSize: 15.sp,
                    fontWeight: FontWeight.normal,
                    color: Color(0xFF666666)
                ),
                // controller: tabController,
                //未选中文字颜色
                unselectedLabelColor: Color(0xffA29E9E),
                indicatorSize: TabBarIndicatorSize.label,
                //指示器与文字等宽
                tabs: <Widget>[
                  MyTab(text:"在售中(${onSaleTotal ?? "0"})"),
                  MyTab(text: "已下架(${offShelfTotal ?? "0"})"),
                ],
              ),
            ),
            body: TabBarView(
              children: [
                OnSalePage(widget.storeId,(value){
                  setState((){
                    onSaleTotal = value;
                  });
                }),
                OffShelfPage(widget.storeId,(value){
                  setState((){
                    offShelfTotal = value;
                  });
                })],
            ),
          ),
        ),),
        SizedBox(
          height: 76.h,
        ),
      ],
    );
  }

  @override
  bool get wantKeepAlive => true;
}