/*
  Mediazentrale - Personal Media Center
  Copyright (C) 2021  Ulrich Hilger

  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU Affero General Public License as
  published by the Free Software Foundation, either version 3 of the
  License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License
  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
package de.uhilger.mediaz;

import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.ResourceBundle;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Die Hauptklasse der Mediazentrale mit der Methode <code>main</code>.
 * 
 * 
 * args
 * ctx=mz port=9090 conf=conf www-data=www
 * 
 * -Djava.util.logging.config.file=/pfad/zu/logging.properties
 * 
 * @author Ulrich Hilger
 * @version 1, 25.3.2021
 */
public class App {

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

  private static HashMap initParams;
  
  /* ResourceBundle dieser App */
  private static ResourceBundle rb;
  
  /* Name des ResourceBundles dieser App */
  private static final String RB_NAME = "mediaz";
  
  /* ResourceBundle-Kennungen */
  public static final String RB_PARAM_FEHLT = "msgParamFehlt";
  public static final String RB_AP_PORT = "appParamPort";
  public static final String RB_AP_CONF = "appParamConf";
  public static final String RB_AP_WWW_DATA = "appParamWWWData"; 
  public static final String RB_AP_CTX = "appParamCtx"; 
  public static final String RB_AP_UI = "appParamUi"; 
  public static final String RB_EP_LISTE = "epliste"; 
  public static final String RB_EP_LISTE_ALLES = "eplisteAlles"; 
  public static final String RB_AUDIOEXTS = "audioexts";
  public static final String RB_VIDEOEXTS = "videoexts";
  public static final String RB_PLAYERPARAMS = "playerparams";
  public static final String RB_HOST = "host";

  /**
   * <p>Start-Methode dieser Anwendung</p>
   *
   * @param args Kommandozeilenparameter
   * @throws java.lang.ClassNotFoundException
   */
  public static void main(String[] args) throws ClassNotFoundException {
    rb = ResourceBundle.getBundle(RB_NAME);
    logger.fine(new File(".").getAbsolutePath());
    
    initParams = new HashMap();
    for (String arg : args) {
      String[] argParts = arg.split("=");
      initParams.put(argParts[0], argParts[1]);
    }

    String portStr = getInitParameter(getRs(RB_AP_PORT));
    if (portStr != null) {
      Server server = new Server(Integer.parseInt(portStr));
      try {
        String ctxName = getInitParameter(getRs(RB_AP_CTX));
        if (ctxName != null) {
          server.setContextName(ctxName);
          server.start();
        } else {
          logger.log(Level.INFO, getRs(RB_PARAM_FEHLT), getRs(RB_AP_CTX));
        }
        String conf = getInitParameter(getRs(RB_AP_CONF));
        if(conf != null) {
          File confDir = new File(conf);
          confDir.mkdirs();
        } else {
          logger.log(Level.INFO, App.getRs(RB_PARAM_FEHLT), getRs(RB_AP_CONF));
        }
      } catch (IOException ex) {
        logger.log(Level.SEVERE, null, ex);
      }
    } else {
      logger.log(Level.INFO, App.getRs(RB_PARAM_FEHLT), getRs(RB_AP_PORT));
    }
  }

  /**
   * Diese Anwendung stoppen
   */
  public static void stop() {
    System.exit(0);
  }

  /**
   * Einen Kommandozeilenparameter ermitteln
   *
   * @param pname Names des Parameters
   * @return Inhalt des Parameters oder null, wenn der Parameter nicht gefunden
   * wurde
   */
  public static String getInitParameter(String pname) {
    String param = null;
    Object o = initParams.get(pname);
    if (o != null) {
      param = o.toString();
    }
    return param;
  }
  
  public static String getRs(String key) {
    return rb.getString(key);
  }

}