/**
 * Copyright (C) 2016 Hyphenate Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.fanxin.huangfangyi.task;

import android.graphics.Bitmap;
import android.os.AsyncTask;

import com.hyphenate.chat.EMMessage;
import com.hyphenate.util.EMLog;

public class DownloadImageTask extends AsyncTask<EMMessage, Integer, Bitmap>{
	private DownloadFileCallback callback;
	Bitmap bitmap = null;
	public boolean downloadThumbnail = false;
	EMMessage message;
	private String remoteDir;

	public DownloadImageTask(String remoteDir, DownloadFileCallback callback){
		this.callback = callback;
		this.remoteDir = remoteDir;
	}
	
	@Override
	protected Bitmap doInBackground(EMMessage... params){
	    return null;
	}
	
	@Override
	protected void onPostExecute(Bitmap result) {
		callback.afterDownload(result);
	}
	
	@Override
	protected void onPreExecute() {
		callback.beforeDownload();
	}
	
	@Override
	protected void onProgressUpdate(Integer... values) {
		callback.downloadProgress(values[0]);
	}
	
	
	
	public interface DownloadFileCallback{
		void beforeDownload();
		void downloadProgress(int progress);
		void afterDownload(Bitmap bitmap);
	}
	
	
	public static String getThumbnailImagePath(String imagePath) {
        String path = imagePath.substring(0, imagePath.lastIndexOf("/") + 1);
        path += "th" + imagePath.substring(imagePath.lastIndexOf("/")+1, imagePath.length());
        EMLog.d("msg", "original image path:" + imagePath);
        EMLog.d("msg", "thum image path:" + path);
        return path;
    }
}