yusheng-android/MainModule/src/main/java/com/xscm/modulemain/adapter/AlbumPhotoAdapter.java

package com.xscm.modulemain.adapter;

import android.text.TextUtils;
import android.view.View;
import android.widget.CheckBox;

import androidx.annotation.NonNull;

import com.chad.library.adapter.base.BaseMultiItemQuickAdapter;
import com.chad.library.adapter.base.BaseViewHolder;
import com.xscm.modulemain.R;
import com.xscm.moduleutil.bean.AlbumBean;
import com.xscm.moduleutil.utils.ImageUtils;
import com.xscm.moduleutil.widget.img.FullScreenUtil;

import java.util.ArrayList;
import java.util.List;

public class AlbumPhotoAdapter extends BaseMultiItemQuickAdapter<AlbumBean.ImageList, BaseViewHolder> {
    private boolean isControlVisible = false;
    private List<Integer> selectedPositions = new ArrayList<>(); // 保存选中的 position

    //    private SparseBooleanArray selectedPositions = new SparseBooleanArray();
    public AlbumPhotoAdapter(List<AlbumBean.ImageList> data) {
        super(data);
        addItemType(1, R.layout.item_group);
        addItemType(2, R.layout.item_photo);


    }

    public void showControl() {
        isControlVisible = true;
        notifyDataSetChanged(); // 刷新列表以更新 UI
    }

    public void hideControl() {
        isControlVisible = false;
        notifyDataSetChanged(); // 刷新列表以更新 UI
    }

    @Override
    protected void convert(BaseViewHolder helper, AlbumBean.ImageList item) {

        if (item.getItemType() == 1) {
            helper.setText(R.id.tv_date, item.getCreatetime());
        } else {
            ImageUtils.loadHeadCC(item.getImage(), helper.getView(R.id.iv_photo));
            helper.setVisible(R.id.tb_photo, isControlVisible);
            helper.setVisible(R.id.v_checkbox, isControlVisible);

            View vCheckbox = helper.getView(R.id.v_checkbox);

            vCheckbox.setSelected(item.isSelected());

            vCheckbox.setOnClickListener(v -> {
                boolean isSelected = !item.isSelected(); // 切换当前状态
                item.setSelected(isSelected);
                vCheckbox.setSelected(isSelected);
//                notifyItemChanged(helper.getBindingAdapterPosition()); // 刷新整个列表确保状态正确
            });
            helper.getView(R.id.tb_photo).setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    boolean isSelected = !item.isSelected();
                    item.setSelected(isSelected);
                    vCheckbox.setSelected(isSelected);
//                    notifyItemChanged(helper.getBindingAdapterPosition()); // 刷新整个列表确保状态正确
                }
            });

            helper.getView(R.id.iv_photo).setOnClickListener(v -> {
                FullScreenUtil.showFullScreenDialog(mContext,helper.getPosition(),getImageList() );
            });
        }

    }

    public List<String> getImageList(){
        List<String> stringList=new ArrayList<>();
        for (AlbumBean.ImageList item : getData()) {
            if (item.getItemType() == 2) {
                stringList.add(item.getImage());
            }
        }
        return stringList;
    }

    public List<AlbumBean.ImageList> getSelectedItems() {
        List<AlbumBean.ImageList> selectedItems = new ArrayList<>();
        for (AlbumBean.ImageList item : getData()) {
            if (item.isSelected()) {
                selectedItems.add(item);
            }
        }
        return selectedItems;
    }

    public String getSelectedPhotoIdsAsString() {
        List<AlbumBean.ImageList> selectedPhotos = getSelectedItems();
        List<String> idList = new ArrayList<>();

        for (AlbumBean.ImageList photo : selectedPhotos) {
            idList.add(photo.getId()); // 将每个 id 添加进 list
        }

        return TextUtils.join(",", idList); // 使用逗号拼接
    }


    public void clearSelections() {
        for (AlbumBean.ImageList item : getData()) {
            item.setSelected(false);
        }
        notifyDataSetChanged();
    }

    @Override
    public void onViewRecycled(@NonNull BaseViewHolder holder) {
        super.onViewRecycled(holder);
        View vCheckbox = holder.getView(R.id.v_checkbox);
        if (vCheckbox instanceof CheckBox) {
            ((CheckBox) vCheckbox).setChecked(false);
        }
    }
}