package test;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.Map;

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;

@WebServlet("/Login")
public class Login extends HttpServlet {
	private static final long serialVersionUID = 1L;
	private Map<String, String> usersToPasswords;

	public Login() {
		usersToPasswords = new HashMap<>();
		usersToPasswords.put("Ela", "123");
		usersToPasswords.put("Sorin", "xyz");
		usersToPasswords.put("Mimi", "abc");
	}

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		request.setAttribute("showLogin", true);
		request.getRequestDispatcher("jsp/login.jsp").include(request, response);


	}

	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		PrintWriter pw = response.getWriter();
		String username = request.getParameter("username");
		String password = request.getParameter("password");

		// iau parola asociata cheii username si verific daca e cea introdusa
		if(usersToPasswords.containsKey(username) && usersToPasswords.get(username).equals(password)) {
			request.setAttribute("error", false);
			request.setAttribute("succesMessage", "Autentificare cu succes!");
			HttpSession sesiune = request.getSession();
			sesiune.setAttribute("nume", username);

		}else {
			request.setAttribute("error", true);
			request.setAttribute("showLogin", true);
			request.setAttribute("errorMessage", "Username si parola incorecte!");

		}
		request.getRequestDispatcher("jsp/login.jsp").include(request, response);

	}
}