huixiang_app/lib/home/points_mall_view/points_goods_title.dart

import 'package:flutter/material.dart';
import 'package:huixiang/generated/l10n.dart';
import 'package:huixiang/retrofit/data/goods_category.dart';
import 'package:huixiang/utils/font_weight.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:huixiang/view_widget/item_title.dart';
import 'package:huixiang/view_widget/my_tab.dart';

class PointsGoodsTitle extends StatefulWidget {
  final ValueChanged<int> onTap;
  final Function(int orderType, bool orderDesc) sortChange;
  final List<GoodsCategory> gooodsCategorys;

  PointsGoodsTitle(
    this.gooodsCategorys,
    this.sortChange,
    this.onTap,
  );

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

class _PointsGoodsTitle extends State<PointsGoodsTitle> {
  var _itemText = S.current.morenpaixu;
  List<String> sortString = [
    S.current.morenpaixu,
    S.current.jifengaodaodi,
    S.current.jifendidaogao,
  ];

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

  @override
  Widget build(BuildContext context) {
    return Column(
      mainAxisAlignment: MainAxisAlignment.start,
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        ItemTitle(
          text: S.of(context).jifenshangcheng,
          imgPath: "assets/image/icon_points_mall.webp",
        ),
        // ItemTitle(
        //   text: S.of(context).jifenshangcheng,
        //   imgPath: "assets/image/icon_points_mall.webp",
        //   moreText: _itemText,
        //   moreType: 1,
        //   items: sortString
        //       .map(
        //         (e) => DropdownMenuItem(
        //           value: e,
        //           child: Text(
        //             e,
        //             style: TextStyle(
        //               fontSize: 12.sp,
        //               fontWeight: MyFontWeight.medium,
        //               color: Color(0xff353535),
        //             ),
        //           ),
        //         ),
        //       )
        //       .toList(),
        //   onChanged: _sortChange,
        // ),
        Container(
          alignment: Alignment.centerLeft,
          child: DefaultTabController(
            length: widget.gooodsCategorys == null
                ? 0
                : widget.gooodsCategorys.length,
            child: TabBar(
              isScrollable: true,
              //可滚动
              indicatorColor: Color(0xff39B54A),
              labelColor: Color(0xff32A060),
              labelStyle: TextStyle(
                fontSize: 14.sp,
                fontWeight: FontWeight.bold,
              ),
              unselectedLabelStyle: TextStyle(
                fontSize: 14.sp,
                fontWeight: MyFontWeight.regular,
              ),
              // controller: tabController,
              //未选中文字颜色
              unselectedLabelColor: Color(0xff4D4D4D),
              indicatorSize: TabBarIndicatorSize.label,
              //指示器与文字等宽
              tabs: widget.gooodsCategorys == null
                  ? []
                  : widget.gooodsCategorys
                      .map((e) => MyTab(text: e.name))
                      .toList(),
              onTap: widget.onTap,
            ),
          ),
        ),
        Container(
          width: 124.w,
          height: 32.h,
          margin: EdgeInsets.only(left: 20.w, top: 10),
          color: Colors.white,
          child: Stack(
            alignment: Alignment.center,
            children: [
              Container(
                width: 104.w,
                height: 32.h,
                color: Colors.white,
              ),
              Container(
                padding: EdgeInsets.symmetric(horizontal: 10.w),
                child: DropdownButton(
                  items: sortString
                      .map(
                        (e) => DropdownMenuItem(
                          value: e,
                          child: Text(
                            e,
                            style: TextStyle(
                              fontSize: 12.sp,
                              fontWeight: MyFontWeight.medium,
                              color: Color(0xff353535),
                            ),
                          ),
                        ),
                      )
                      .toList(),
                  value: _itemText,
                  itemHeight: 50,
                  onChanged: _sortChange,
                  style: TextStyle(),
                ),
              ),
            ],
          ),
        ),
      ],
    );
  }

  _sortChange(item) {
    var index = sortString.indexOf(item);
    switch (index) {
      case 0:
        widget.sortChange(1, true);
        break;
      case 1:
        widget.sortChange(3, true);
        break;
      case 2:
        widget.sortChange(3, false);
        break;
    }
    setState(() {
      _itemText = item;
    });
  }
}