package servlet3;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.ArrayList;


import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import servlet3.User;

/**
 * Servlet implementation class RegServlet
 */
public class RegServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;



    /**
     * @see HttpServlet#HttpServlet()
     */
    public RegServlet() {
        super();
        // TODO Auto-generated constructor stub
    }
    public void init(ServletConfig config) throws ServletException {
		// TODO Auto-generated method stub
		super.init(config);

	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

		response.setContentType("text/html");
		PrintWriter pout = response.getWriter();
		String usera = request.getParameter("user");
		String pass = request.getParameter("pass");


		HttpSession session = request.getSession();
		ServletContext ctx = getServletContext();
		User user=(User) session.getAttribute("userss");
		ArrayList<User> users=(ArrayList<User>) ctx.getAttribute("userss");



		for(User u: users){
			if(u.getUser().equals(usera)&&u.getUser().equalsIgnoreCase(usera)){
				pout.println("<p>Korisnik sa tim imenom postoji</p>");
				response.sendRedirect("Upit.html");
				return;

			}
			else{
			User us = new User(usera,pass);
			users.add(us);
			pout.println("<p>Uspesno ste se registrovali!</p>");
			response.sendRedirect("Upit.html");
			}


		}

	}

	/**
	 * @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);
	}}