package fact.it.www;

import fact.it.www.beans.Aanbod;
import fact.it.www.beans.Hotel;
import fact.it.www.beans.Skigebied;
import fact.it.www.beans.Periode;

import fact.it.www.dataaccess.DAHotel;
import fact.it.www.dataaccess.DASkigebied;
import fact.it.www.dataaccess.DAAanbod;
import fact.it.www.dataaccess.DAPeriode;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.ArrayList;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.annotation.WebInitParam;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(name = "ManageServlet", urlPatterns = {"/ManageServlet"}, initParams = {
    @WebInitParam(name = "url", value = "jdbc:oracle:thin:@localhost:1521:XE"),
    @WebInitParam(name = "login", value = "admin"),
    @WebInitParam(name = "password", value = "sql"),
    @WebInitParam(name = "driver", value = "oracle.jdbc.driver.OracleDriver")})

public class ManageServlet extends HttpServlet {

    private DASkigebied daskigebied = null;
    private DAHotel dahotel = null;
    private DAAanbod daaanbod = null;
    private DAPeriode daperiode = null;

    @Override
    public void init() throws ServletException {
        try {
            String url = getInitParameter("url");
            String login = getInitParameter("login");
            String password = getInitParameter("password");
            String driver = getInitParameter("driver");
            if (daskigebied == null) {
                daskigebied = new DASkigebied(url, login, password, driver);
            }
             if (dahotel == null) {
                dahotel = new DAHotel(url, login, password, driver);
            }
             if (daaanbod == null) {
                 daaanbod = new DAAanbod(url, login, password, driver);
             }
        } catch (ClassNotFoundException | SQLException e) {
            throw new ServletException(e);
        }
    }

    @Override
    public void destroy() {
        try {
            if (daskigebied != null) {
                daskigebied.close();
            }
            if (dahotel != null) {
                dahotel.close();
            }
            if (daaanbod != null) {
                daaanbod.close();
            }
        } catch (SQLException e) {
        }
    }

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        RequestDispatcher rd = null;
        if (request.getParameter("skigebiedKnop") != null) {
            Skigebied skigebied = daskigebied.getSkigebied();
            request.setAttribute("skigebied", skigebied);
            rd = request.getRequestDispatcher("skigebied.jsp");

        } else if (request.getParameter("hotelKnop") != null) {
            Hotel hotel = dahotel.getHotel();
            request.setAttribute("hotel", hotel);
            rd = request.getRequestDispatcher("hotel.jsp");

        } else if (request.getParameter("zoekSkigebied") != null) {
            Skigebied skigebied = daskigebied.getSkigebied(request.getParameter("zoekTekst") );

            if (skigebied != null) {
                     request.setAttribute("skigebied", skigebied);
            rd = request.getRequestDispatcher("skigebied.jsp");
                    } else {
                String foutboodschap = "Geen skigebied gevonden";
                request.setAttribute("foutboodschap", foutboodschap);
                rd = request.getRequestDispatcher("fout.jsp");
            }

        } else if (request.getParameter("hotels") != null) {
                    ArrayList<Hotel> hotels = dahotel.getHotels();
                    request.setAttribute("hotels", hotels);
                    rd = request.getRequestDispatcher("hotels.jsp");

        } else if (request.getParameter("hotelnaam") != null){
                   Hotel hotel = dahotel.getDetails(request.getParameter("hotelnaam"));
                   request.setAttribute("hotel", hotel);
                   rd = request.getRequestDispatcher("hoteldetails.jsp");

        } else if (request.getParameter("aanbodpagina") != null) {
                    ArrayList<Aanbod> aanbiedingen = daaanbod.getAanbiedingen();
                    request.setAttribute("aanbiedingen", aanbiedingen);
                    rd = request.getRequestDispatcher("aanbod.jsp");

        }
        rd.forward(request, response);
   }

    // <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 {
        processRequest(request, response);
    }

    /**
     * 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>

}