package de.uhilger.calypso.handler;

import com.sun.net.httpserver.HttpExchange;
import de.uhilger.calypso.App;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * http://server:9090/calypso/seek?pos=30 (30 Sekunden vor) oder pos=-30 (zurueck)
 * 
 * echo '{"command": ["seek", '30']}' | socat - /tmp/mpvsocket
 * echo '{"command": ["seek", '-30']}' | socat - /tmp/mpvsocket
 * 
 * in einem Shell Skript
 * echo '{"command": ["seek", '$1']}' | socat - /tmp/mpvsocket
 * 
 * 
 * @author Ulrich Hilger
 */
public class MPVSeekHandler extends CmdHandler {

  private static final Logger logger = Logger.getLogger(MPVSeekHandler.class.getName());

  public MPVSeekHandler(String cmd) {
    super(cmd);
  }

  @Override
  protected String process(HttpExchange t, String params) {
    String antwort;// = null;
    try {
      StringBuilder kommando = new StringBuilder();
      //kommando.append(VLCPlayer.DBUS_PREFIX);
      kommando.append(cmd);
      kommando.append(params);
      logger.log(Level.FINE, "kommando: {0}", kommando.toString());
      Process player_process = Runtime.getRuntime().exec(kommando.toString());
      antwort = "Kommando ausgefuehrt: " + kommando;
    } catch (IOException ex) {
      antwort = "Fehler: " + ex.getMessage();
    }
    return antwort;
  }

  @Override
  protected StringBuilder buildParams(HttpExchange t) {
    Player player = App.getPlayer();
    StringBuilder params = super.buildParams(t);

    if (player instanceof MPVPlayer) {
      String pos = player.getParam(map, "pos");
      if (!pos.isEmpty()) {
        params.append(" ");
        params.append(pos);
      }
    }

    logger.log(Level.FINER, "params: " + params.toString());
    return params;
  }
}