import java.io.*;
import java.awt.*;
import java.net.URL;
import java.util.zip.ZipInputStream;

public class cTools
{
    static byte[] bytes = new byte[16384];

    static private void GetRemoteZip(String url, String dir, String id, String name, String icon)
    {
        String filename = name + "_" + id;
        
        String location = dir + "/" + filename;

        java.net.URL u;
        InputStream is = null;
        
        if (new File(location).exists())
        {
            // Already downloaded
            System.out.println(location + ": Already downloaded");
            
            GetIcon(icon, location, "icon");
            
            return;
        }
        
        java.util.zip.ZipInputStream zis;

        String modelName = null;
        
        try
        {
            u = new java.net.URL(url + id);
            is = u.openStream();

            zis = new java.util.zip.ZipInputStream(is);
            
            new java.io.File(location).mkdirs();

            // now iterate through each item in the stream. The get next
            // entry call will return a ZipEntry for each file in the stream
            java.util.zip.ZipEntry entry;
            while ((entry = zis.getNextEntry()) != null)
            {
                String entryName = entry.getName().toLowerCase();
                
                if (entryName.endsWith(".gsm"))
                {
                    // ArchiCAD
                    continue;
                }

                if (entryName.endsWith(".max"))
                {
                    // 3DS MAX
                    continue;
                }

                if (entryName.endsWith(".3ds") || entryName.endsWith(".obj"))
                {
                    modelName = entry.getName();
                }

                String s = String.format("Entry: %s len %d added %TD",
                        entry.getName(), entry.getSize(),
                        new java.util.Date(entry.getTime()));
                System.out.println(s);

                // Once we get the entry from the stream, the stream is
                // positioned read to read the raw data, and we keep
                // reading until read returns 0 or less.
                String outpath = location + "/" + entry.getName();
                
                //new java.io.File(outpath).mkdirs();
            
                TransferFile(outpath, zis);
            }
        } catch (java.net.MalformedURLException mue)
        {
            System.err.println("Ouch - a MalformedURLException happened.");
            mue.printStackTrace();
            //System.exit(2);
        } catch (IOException ioe)
        {
            System.err.println("Oops - an IOException happened.");
            ioe.printStackTrace();
            //System.exit(3);
        } catch (IllegalArgumentException iae)
        {
            System.err.println("Oops - an IllegalArgumentException happened.");
            iae.printStackTrace();
            //System.exit(3);
        } finally
        {
            try
            {
                if (is != null)
                {
                    is.close();
                }
            } catch (IOException ioe)
            {
            }
        }

        //  System.out.println("length = " + total);

//                try
//                {
//                    Runtime.getRuntime().exec("/usr/local/bin/wget https://archive3d.net/?a=download&do=get&id=7caca905");
//                }
//                catch (Exception e)
//                {
//                    e.printStackTrace();
//                }
        java.awt.image.BufferedImage image;
        
        try
        {
            u = new java.net.URL(icon);
            is = u.openStream();
            
//            image = (java.awt.image.BufferedImage)javax.imageio.ImageIO.read(u);
//            
//            //String[] g = javax.imageio.ImageIO.getWriterFormatNames();
//            
//            javax.imageio.ImageIO.write(image, "jpg", new File(location + "/" + name + id + ".jpg"));
            
            modelName = modelName.substring(0, modelName.length() - 4);
            
            TransferFile(location + "/" + modelName + ".jpg", is);
            
            GetIcon(icon, location, "icon");
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    private static void GetIcon(String icon, String location, String iconName)
    {
        URL u;
        InputStream is;
        try
        {
            //icon = https://storage3d.com/storage/2008.08/resized/7142f85f2575b35078f15feddaf8b315_64x64.jpg
            
            String[] split = icon.split("resized/");
            
            icon = split[0] + split[1];
            
            split = icon.split("_64x64");
            
            icon = split[0] + ".jpg";
            
            u = new java.net.URL(icon);
            is = u.openStream();

            TransferFile(location + "/" + iconName + ".jpg", is);
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    static private void TransferFile(String outpath, InputStream zis) throws IOException
    {
        FileOutputStream output = null;
        try
        {
            output = new FileOutputStream(outpath);
            int len = 0;
            while ((len = zis.read(bytes)) > 0)
            {
                output.write(bytes, 0, len);
            }
        } finally
        {
            // we must always close the output file
            if (output != null)
            {
                output.close();
            }
        }
    }

    static void Archive(javax.swing.JFrame frame)
    {
        FileDialog browser = new FileDialog(frame, "Select archive to extract...", FileDialog.LOAD);
        browser.setVisible(true);
        String filename = browser.getFile();
        if (filename != null && filename.length() > 0)
        {
            try
            {
                RandomAccessFile file = new RandomAccessFile(browser.getDirectory() + filename, "r");
                String str;
                while ((str = file.readLine()) != null)
                {
                    System.out.println(str);
                    
                    String cat = "nocat";
                    
                    String[] split = str.split("category=");
                    
                    if (split.length > 1)
                    {
                        String[] split2 = split[1].split(":");
                        
                        cat = split2[0];
                        
                        String[] split3 = cat.split("&");
                        
                        cat = split3[0];
                        
                        ////
                        str = split2[1];
                        
                        int i = 2;
                        while (i < split2.length)
                        {
                            str += ":" + split2[i++];
                        }
                    }
                    
                    split = str.split("id=");
                    
                    str = split[1];
                    split = str.split("\" title=\"Download ");
                    
                    String id = split[0];
                    
                    str = split[1];
                    split = str.split(" 3D Model\"><img src=\"");
                    
                    String name = split[0];
                    
                    str = split[1];
                    split = str.split("\" alt");
                    
                    String icon = split[0];
                    
                    GetRemoteZip("https://archive3d.net/?a=download&do=get&id=", browser.getDirectory() + "/" + cat, id, name, icon);
                    
                    // To avoid network overload.
                    Thread.sleep(1000);
                }
                
                file.close();
            } catch (Exception e)
            {
                e.printStackTrace();
            }
        }
    }
}