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package vkphoto.english;

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import org.json.JSONException;
import vkphoto.JsonPerserUtil;
import vkphoto.JsonPhoto;



/**
*
* @author isalnikov
*/
public class NewMain {
 public static String path = "c:/vkphoto/all/";
 public static String path_patern = "c:/vkphoto/%s/";
  /**
   * @param args the command line arguments
   */
  public static void main(String[] args) throws IOException, JSONException, Exception {
    // TODO code application logic here
    
    URL url = NewMain.class.getResource("english.txt");
    System.out.println(url.getFile());
    File file = new File(url.getFile());
    
   FileInputStream  fStream = new FileInputStream(file);
   InputStreamReader iReader = new InputStreamReader(fStream, "windows-1251");
   BufferedReader br = new BufferedReader(iReader);
    
        StringBuilder sb = new StringBuilder();
        String line = null;
        while ((line = br.readLine()) != null) {
           sb.append(line);
           sb.append("\n");
        }
        
        // System.out.println(sb.toString());
        
        
  
     ArrayList<JsonPhoto> all = JsonPerserUtil.findObjectByText(sb.toString(),JsonPerserUtil.ALL);
     for (JsonPhoto jsonPhoto : all) {
      System.out.println(jsonPhoto.getBiggerSrc());
      
      NewMain.saveFile(jsonPhoto.getBiggerSrc());
      
    }

  }
  
  
   public static void saveFile(String url) throws Exception{
   
  URL u = new URL(url);
  String filename = u.getFile();
  System.out.println("**** filename " +path+filename + "****"); 
  URLConnection uc = u.openConnection();
  String contentType = uc.getContentType();
  int contentLength = uc.getContentLength();
  if ( contentLength == -1) {
   throw new IOException("This is not a binary file.");
  }
  InputStream raw = uc.getInputStream();
  InputStream in = new BufferedInputStream(raw);
  byte[] data = new byte[contentLength];
  int bytesRead = 0;
  int offset = 0;
  double max = 100/contentLength;
  while (offset < contentLength) {
   bytesRead = in.read(data, offset, data.length - offset);
   if (bytesRead == -1)
    break;
   offset += bytesRead;
   

   
  }
  in.close();

  if (offset != contentLength) {
   throw new IOException("Only read " + offset + " bytes; Expected " + contentLength + " bytes");
  }
  
  
  filename = u.getFile().substring(filename.lastIndexOf('/') + 1);
  FileOutputStream out = new FileOutputStream(path+filename);
  out.write(data);
  out.flush();
  out.close();
  System.out.println("**** done ****"); 
 
 
   
 }

 public static void setDirName(String dirname) {
   
   
    path = String.format(path_patern,dirname);
    File file = new File(path);
    file.mkdirs();
  }
  
 
 public static void setResource(String resource) throws IOException{
    URL url = NewMain.class.getResource("english.txt");
    System.out.println(url.getFile());
    File file = new File(url.getFile());
    
    FileWriter fw = new FileWriter(file);
    BufferedWriter bw = new BufferedWriter(fw);
    System.out.println("Write some data to file: " + file);
    bw.write(resource);
    bw.close();
    fw.close();
 }
 
  
}

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