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/*
 * Server.java criado em 05/01/2014
 * 
 * Propriedade de Objectos Fábrica de Software LTDA.
 * Reprodução parcial ou total proibida.
 */
package br.com.objectos.rio;

import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;

import br.com.objectos.way.core.io.Directory;

import com.google.common.base.Throwables;

/**
 * @author [email protected] (Marcio Endo)
 */
public class HttpServer {

  private final String server;

  private HttpServer(String server) {
    this.server = server;
  }

  public static HttpServer at(String server) {
    return new HttpServer(server);
  }

  public URL urlAt(String url) {
    try {
      String spec = String.format("http://%s/%s", server, url);
      return new URL(spec);
    } catch (MalformedURLException e) {
      throw Throwables.propagate(e);
    }
  }

  public HttpServerDownload download(String url) {
    return new HttpServerDownload(url);
  }

  public class HttpServerDownload {

    private final URL url;
    private final String name;

    public HttpServerDownload(String url) {
      this.url = urlAt(url);

      String name = url;
      int index = url.lastIndexOf('/');
      if (index > 0) {
        name = url.substring(index);
      }
      this.name = name;
    }

    public void toDir(Directory target) {
      File file = target.fileAt(name);
      RioBootstrap.copy(url, file);
    }

  }

}