package clases;

import jakarta.servlet.ServletConfig;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.Hashtable;

import acciones.Accion;
import acciones.InsertarUsuario;

/**
 * Servlet implementation class Control
 */
public class Control extends HttpServlet {
	private static final long serialVersionUID = 1L;
	private Hashtable<String, Accion> acciones; //Tabla hash
	
	public static final String PARAM_ACTION_ID = "ID_ACCION";
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public Control() {
        super();
        // TODO Auto-generated constructor stub
    }
    
 
	@Override
	public void init(ServletConfig config) throws ServletException {
		// TODO Auto-generated method stub
		
		super.init(config);
		this.acciones = new Hashtable<String, Accion>();//Tabla de acciones
		this.acciones.put("INSERTAR_USUARIO", new InsertarUsuario());//insertamos accion en tabla hash
	}


	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String jsp = "index.jps";
		String paramIdAccion = request.getParameter(Control.PARAM_ACTION_ID);//recibimos como parametro el ID de accion
		Accion accion = this.acciones.get(paramIdAccion);//Obtenemos la accion a realizar de la tabla hash
		jsp = accion.ejecutar(request, response);//Nos devuelve la JSP a la que hay que ir para realizar la acción
		request.getRequestDispatcher(jsp).forward(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}