YYHome/packages/cs_widgets/lib/shatter/custom_check_box.dart

import 'package:cs_resources/constants/color_constants.dart';
import 'package:cs_resources/generated/assets.dart';
import 'package:flutter/material.dart';
import 'package:shared/utils/log_utils.dart';
import 'package:widgets/ext/ex_widget.dart';
import 'package:widgets/my_load_image.dart';
import 'package:widgets/my_text_view.dart';

class CustomCheckBox extends StatefulWidget {
  final List<String> options;
  final Function(List<int> selectedIndexes) onOptionsSelected; // 选中项的索引回调
  final List<String> selectedOptions; // 已选中的选项列表

  CustomCheckBox({
    required this.options,
    required this.onOptionsSelected,
    required this.selectedOptions,
  });

  @override
  _CustomCheckBoxState createState() => _CustomCheckBoxState();
}

class _CustomCheckBoxState extends State<CustomCheckBox> {
  late List<String> _selectedOptions;
  late List<int> _selectedIndexes;

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

  void _initializeSelectedOptions() {
    _selectedOptions = List.from(widget.selectedOptions);
    _selectedIndexes =
        widget.options.asMap().entries.where((entry) => _selectedOptions.contains(entry.value)).map((entry) => entry.key).toList(); // 根据选项匹配初始化索引
  }

  @override
  void didUpdateWidget(CustomCheckBox oldWidget) {
    super.didUpdateWidget(oldWidget);
    Log.d("oldWidget - selectedOptions :${oldWidget.selectedOptions}  newWidget - selectedOptions:${widget.selectedOptions} ");

    // 使用ListEquality来比较两个列表的内容
    if (!_listEquals(oldWidget.selectedOptions, widget.selectedOptions)) {
      _initializeSelectedOptions();
    }
  }

  bool _listEquals(List<String> list1, List<String> list2) {
    if (list1.length != list2.length) {
      return false;
    }
    for (int i = 0; i < list1.length; i++) {
      if (list1[i] != list2[i]) {
        return false;
      }
    }
    return true;
  }


  @override
  Widget build(BuildContext context) {
    return Wrap(
      spacing: 15.0,
      runSpacing: 15.0,
      children: widget.options.asMap().entries.map((entry) {
        int index = entry.key;
        String option = entry.value;
        return _buildCheckBoxWithIconAndText(
          path: _selectedIndexes.contains(index) ? Assets.baseServiceCheckBoxChecked : Assets.baseServiceCheckBoxUncheck,
          text: option,
          value: _selectedIndexes.contains(index),
          onChanged: (isChecked) {
            setState(() {
              if (isChecked) {
                if (!_selectedOptions.contains(option)) {
                  _selectedOptions.add(option);
                  _selectedIndexes.add(index);
                }
              } else {
                _selectedOptions.remove(option);
                _selectedIndexes.remove(index);
              }
              widget.onOptionsSelected(_selectedIndexes);
            });
          },
        );
      }).toList(),
    );
  }

  Widget _buildCheckBoxWithIconAndText({
    required String path,
    required String text,
    required bool value,
    required Function(bool) onChanged,
  }) {
    return Row(
      mainAxisSize: MainAxisSize.min,
      children: <Widget>[
        MyAssetImage(path, width: 20.5, height: 20.5),
        const SizedBox(width: 10),
        MyTextView(
          text,
          textColor: ColorConstants.white,
          fontSize: 14,
          isFontRegular: true,
        ),
      ],
    ).onTap(() {
      onChanged(!value); // 点击时切换选中状态
    });
  }
}