/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package servlet;

import beans.Utilizador;
import database.AlergiasImpl;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Vector;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author pedro
 */
@WebServlet(name = "LoginServlet", urlPatterns = {"/LoginServlet"})
public class LoginServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        String urlbase = "/AlerJogg";
        try{
            Utilizador u = new Utilizador();
            u.setNome(request.getParameter("username"));
            u.setPassword(request.getParameter("password"));

            AlergiasImpl a = new AlergiasImpl();
            if(a.checkLogin(u.getNome(), u.getPassword()))
            {
                u.setAlerg(a.getAlerg(u.getNome()));
                HttpSession session = request.getSession();
                session.setAttribute("user", u);
                response.sendRedirect("jsp/welcome.jsp");
            }
            else
            {
                HttpSession session = request.getSession();
                session.invalidate();
                response.sendRedirect(urlbase);

            }
        }
        catch(IOException e)
        {
            System.out.println(e);
        }
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}