@Override
    public View getChildView(
        int groupPosition,
        int childPosition,
        boolean isLastChild,
        View convertView,
        ViewGroup parent) {
      if (convertView == null) {
        convertView =
            LayoutInflater.from(mContext).inflate(R.layout.child_light_all, parent, false);
      }
      LightingBean child = getChild(groupPosition, childPosition);

      convertView.setOnClickListener(
          v -> {
            Intent intent = new Intent(mContext, CreateLightingActivity.class);
            intent.putExtra("mode", 1);
            intent.putExtra("bean", child);
            mContext.startActivity(intent);
          });

      TextView tvTitle = (TextView) convertView.findViewById(R.id.all_child_content);
      tvTitle.setText(child.title);
      TextView tvTime = (TextView) convertView.findViewById(R.id.all_child_time);
      if (child.reminderTime == 0) {
        tvTime.setVisibility(View.GONE);
      } else {
        tvTime.setVisibility(View.VISIBLE);
        tvTime.setText(String.valueOf(child.reminderTime));
      }

      View document = convertView.findViewById(R.id.all_to_document);
      ImageView ivCheckBox = (ImageView) convertView.findViewById(R.id.all_cb);
      if (child.status == 0) {
        ivCheckBox.setImageResource(R.mipmap.icon_checkbox_nor);
        tvTitle.getPaint().setFlags(0);
        tvTitle.setTextColor(mContext.getResources().getColor(android.R.color.black));
        document.setVisibility(View.INVISIBLE);
      } else {
        ivCheckBox.setImageResource(R.mipmap.icon_checkbox_pres);
        tvTitle.getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
        tvTitle.setTextColor(mContext.getResources().getColor(R.color.lighting_inactive_color));
        document.setVisibility(View.VISIBLE);
      }
      ivCheckBox.setOnClickListener(
          v -> {
            if (child.status == 0) {
              ivCheckBox.setImageResource(R.mipmap.icon_checkbox_pres);
              child.status = 1;
            } else {
              ivCheckBox.setImageResource(R.mipmap.icon_checkbox_nor);
              child.status = 0;
            }
            DBManager.getInstance(mContext).updateHintStatus(child.id, child.status);
            notifyDataSetChanged();
          });

      return convertView;
    }
 private Map<String, List<LightingBean>> loadLightingBeanMap() {
   Map<String, List<LightingBean>> lightingBeanMap = new HashMap<>();
   String[] group = mContext.getResources().getStringArray(R.array.lighting_main_group);
   for (int i = 0; i < group.length; i++) {
     String s = group[i];
     if (i == 0) {
       lightingBeanMap.put(s, DBManager.getInstance(mContext).getHintList());
     } else {
       lightingBeanMap.put(s, new ArrayList<>());
     }
   }
   return lightingBeanMap;
 }