huixiang_app/lib/business_system/goods/business_goods_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:pull_to_refresh/pull_to_refresh.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

import '../../utils/font_weight.dart';
import '../../view_widget/my_appbar.dart';
import '../../view_widget/my_tab.dart';
import '../order/ticket/ticket_tab.dart';
import 'off_shelf/off_shelf_page.dart';
import 'on_sale/on_sale_page.dart';

class BusinessGoodsPage extends StatefulWidget {
  final String storeId;

  BusinessGoodsPage(Key key,this.storeId): super(key: key);

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

class _BusinessGoodsPage extends State<BusinessGoodsPage> {
  final RefreshController refreshController = RefreshController();
  String offShelfTotal;
  String onSaleTotal;
  int goodsIndex = 0;

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

  @override
  Widget build(BuildContext context) {
    return Column(
      children: [
        Expanded(
            child:
                DefaultTabController(
                  length: 3,
                  child: Scaffold(
                    appBar: MyAppBar(
                      title:"",
                      leading: false,
                      background: Colors.white,
                      toolbarHeight: MediaQuery.of(context).size.height >= 750 ? (kToolbarHeight + 15.h) : kToolbarHeight,
                      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)
                        ),
                        indicator: const TicketTab(
                            width: 33,
                            borderSide: BorderSide(
                                width: 2.0, color: Color(0xFF30415B))),
                        // 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"})"),
                          GestureDetector(
                            onTap: (){
                              Navigator.of(context).pushNamed(
                                  '/router/add_goods_page',
                                  arguments: {
                                    "storeId":widget.storeId ?? "",
                                  });
                            },
                            child:Row(children: [Padding(
                                padding: EdgeInsets.only(right: 5.w),
                                child: Text(
                                  "新增商品",
                                  textAlign: TextAlign.center,
                                  style: TextStyle(
                                    height: 1.5,
                                    color: Color(0xFF2E3552),
                                    fontSize: 16.sp,
                                    fontWeight: MyFontWeight.bold,
                                  ),
                                )), Image.asset(
                              "assets/image/bus_goods_add.webp",
                              width: 14.w,
                              height: 15.h,
                            ),
                            ]),
                          ),
                        ],
                      ),
                    ),
                    body: TabBarView(
                      physics: NeverScrollableScrollPhysics(),
                      children: [
                        OnSalePage(widget.storeId,(value){
                          setState((){
                            onSaleTotal = value;
                          });
                        }),
                        OffShelfPage(widget.storeId,(value){
                          setState((){
                            offShelfTotal = value;
                          });
                        }),
                        Container()
                        ],
                    ),
                  ),
                ),
        ),
        SizedBox(
          height: 76.h,
        ),
      ],
    );
  }

}