//----------------------------------------------------------------------
//
//  Filename: UsersResource.java
//  Description:
//
//  $Id:$
//
//----------------------------------------------------------------------

import java.io.IOException;

import org.restlet.Context;
import org.restlet.data.Form;
import org.restlet.data.MediaType;
import org.restlet.data.Request;
import org.restlet.data.Response;
import org.restlet.resource.Resource;
import org.restlet.data.Status;
import org.restlet.resource.DomRepresentation;
import org.restlet.resource.Representation;
import org.restlet.resource.Variant;


public class UsersResource extends Resource
{

    public UsersResource(Context context, Request request, Response response)
    {
        super(context, request, response);
        getVariants().add(new Variant(MediaType.TEXT_XML));
    }

    /**
     * handle HTTP GET requests.
     */
    @Override
    public Representation getRepresentation(Variant variant)
    {
        DomRepresentation rep = null;
        if (variant.getMediaType().equals(MediaType.TEXT_XML))
        {
            try
            {
                rep = new DomRepresentation(MediaType.TEXT_XML);
                getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
                rep.getDocument().normalizeDocument();
            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
        }
        return rep;
    }

    @Override
    public boolean allowDelete()
    {
        return false;
    }

    @Override
    public boolean allowPut()
    {
        return false;
    }

	@Override
	public boolean allowPost()
	{
		return true;
	}

	/**
	 * Handle HTTP POST. Create a new book resource.
	 */
	@Override
	public void post(Representation entity)
	{
        if (entity.getMediaType().equals(MediaType.APPLICATION_WWW_FORM, true))
        {
            // Parse the entity as a web form
            Form form = new Form(entity);

            // create a new User object
            Book book = new Book();
            book.setId(form.getFirstValue("book[id]"));
            book.setAuthors(form.getFirstValue("book[authors]"));
            book.setIsbn(form.getFirstValue("book[isbn]"));
            book.setTitle(form.getFirstValue("book[title]"));
            book.setPublisher(form.getFirstValue("book[publisher]"));
            book.setYear(form.getFirstValue("book[year]"));    
            getResponse().setStatus(Status.SUCCESS_CREATED);
            
            // commit the changes.
            getContainer().set(book);
            getContainer().commit();
        
        }
        else
        {
            getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
        }
	}    
}