package cn.flightfeather.thirdapp.adapter;

import android.content.Context;
import android.os.Environment;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;

import java.io.File;
import java.util.List;

import cn.flightfeather.thirdapp.R;
import cn.flightfeather.thirdapp.bean.Mediafile;
import cn.flightfeather.thirdapp.task.DownloadAndSetImageTask;
import cn.flightfeather.thirdapp.task.SetImageTask;

/**
 * Created by note_ff_1602 on 2018/1/30.
 */

public class PhotoListAdapter extends RecyclerView.Adapter<PhotoListAdapter.PhotoListHolder> {
    private List<Mediafile> mediafileList;
    private Context context;
    private LayoutInflater layoutInflater;

    public PhotoListAdapter(List<Mediafile> mediafileList, Context context) {
        this.mediafileList = mediafileList;
        this.context = context;
        layoutInflater = LayoutInflater.from(context);
    }

    @Override
    public PhotoListHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view = layoutInflater.inflate(R.layout.item_square_photo, parent, false);
        return new PhotoListHolder(view);
    }

    @Override
    public void onBindViewHolder(PhotoListHolder holder, int position) {
        Mediafile mediafile = mediafileList.get(position);
        File file = new File(Environment.getExternalStorageDirectory(),mediafile.getPath()+mediafile.getDescription());
        if (file.exists()){
            SetImageTask task = new SetImageTask(file,holder.iv_photo);
            task.execute();
        }else {
            DownloadAndSetImageTask task = new DownloadAndSetImageTask(mediafile,holder.iv_photo,context);
            task.execute();
            Log.e("photolist",position+" no image found");
        }
    }

    @Override
    public int getItemCount() {
        return mediafileList.size();
    }

    public class PhotoListHolder extends RecyclerView.ViewHolder {
        ImageView iv_photo;

        public PhotoListHolder(View itemView) {
            super(itemView);
            iv_photo = (ImageView) itemView.findViewById(R.id.iv_photo);
        }
    }
}