package controlers;

import hibernate.Korisnik;
import hibernate.KorisnikModel;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.inject.Named;
import javax.enterprise.context.RequestScoped;
import javax.validation.constraints.*;

/**
 *
 * @author vidojezeljic
 */
@Named(value = "korisnikRequestController")
@RequestScoped
public class KorisnikRequestController {

    private Integer id_korisnik;
    @Size(min = 1, message = "Korisnicko ime je obavezno!")
    private String username;
    @Size(min = 1, message = "Sifra je obavezna!")
    private String password;
    @Size(min = 1, message = "Korisnicko ime je obavezno!")
    private String usernamePS;
    @Size(min = 1, message = "Sifra je obavezna!")
    private String passwordPS;
    @Size(min = 1, message = "Sifra je obavezna!")
    private String password2;
    @Size(min = 1, message = "Potvrda sifre je obavezna!")
    private String password_conf;
    @Size(min = 1, message = "Izaberite vrstu!")
    private String vrsta;
    @Size(min = 1, message = "Ime je obavezno!")
    private String ime;
    @Size(min = 1, message = "Prezime je obavezno!")
    private String prezime;
    @Size(min = 1, message = "Email je obavezan!")
    private String email;
    private Date datum_rodjenja;
    private long godine;
    @Size(min = 1, message = "Pol je obavezan!")
    private String pol;
    private Integer validan_nalog;
    private KorisnikModel korisnik_model = new KorisnikModel();
    private static final Pattern VALID_EMAIL_ADDRESS_REGEX = Pattern.compile("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}$", Pattern.CASE_INSENSITIVE);
    private static final Pattern VALID_PASSWORD_REGEX = Pattern.compile("^(?=.*[A-Z])(?=.*[0-9])(?=.*[!@#$&`])(?=.*[a-z].*[a-z].*[a-z])(?=[a-zA-Z])(?=.{8,10}$)((.)\\2?(?!\\2))+$");
    private String porukaRegistrovanje;
    private String porukaPromenaSifre;
    private Boolean error;

    public KorisnikRequestController() {
    }

    public Integer getId_korisnik() {
        return id_korisnik;
    }

    public void setId_korisnik(int id_korisnik) {
        this.id_korisnik = id_korisnik;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public String getUsernamePS() {
        return usernamePS;
    }

    public void setUsernamePS(String usernamePS) {
        this.usernamePS = usernamePS;
    }

    public String getPasswordPS() {
        return passwordPS;
    }

    public void setPasswordPS(String passwordPS) {
        this.passwordPS = passwordPS;
    }

    public String getPassword2() {
        return password2;
    }

    public void setPassword2(String password2) {
        this.password2 = password2;
    }

    public String getPassword_conf() {
        return password_conf;
    }

    public void setPassword_conf(String password_conf) {
        this.password_conf = password_conf;
    }

    public Date getDatum_rodjenja() {
        return datum_rodjenja;
    }

    public void setDatum_rodjenja(Date datum_rodjenja) {
        this.datum_rodjenja = datum_rodjenja;
    }

    public Integer getValidan_nalog() {
        return validan_nalog;
    }

    public void setValidan_nalog(Integer validan_nalog) {
        this.validan_nalog = validan_nalog;
    }

    public KorisnikModel getKorisnik_model() {
        return korisnik_model;
    }

    public void setKorisnik_model(KorisnikModel korisnik_model) {
        this.korisnik_model = korisnik_model;
    }

    public String getVrsta() {
        return vrsta;
    }

    public void setVrsta(String vrsta) {
        this.vrsta = vrsta;
    }

    public String getIme() {
        return ime;
    }

    public void setIme(String ime) {
        this.ime = ime;
    }

    public String getPrezime() {
        return prezime;
    }

    public void setPrezime(String prezime) {
        this.prezime = prezime;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getPol() {
        return pol;
    }

    public void setPol(String pol) {
        this.pol = pol;
    }

    public String getPorukaRegistrovanje() {
        return porukaRegistrovanje;
    }

    public void setPorukaRegistrovanje(String porukaRegistrovanje) {
        this.porukaRegistrovanje = porukaRegistrovanje;
    }

    public String getPorukaPromenaSifre() {
        return porukaPromenaSifre;
    }

    public void setPorukaPromenaSifre(String porukaPromenaSifre) {
        this.porukaPromenaSifre = porukaPromenaSifre;
    }

    public Boolean getError() {
        return error;
    }

    public void setError(Boolean error) {
        this.error = error;
    }

    public long getGodine() {
        return godine;
    }

    public void setGodine(long godine) {
        this.godine = godine;
    }

    public String registrovanje() {
        if(!proveraKorisnickogImena(username)){
            porukaRegistrovanje = "Korisnicko ime vec postoji u sistemu!";
            error = true;
            return "index?faces-redirect=true";
        }

        if(!proveraSifreFormat(password)){
            porukaRegistrovanje = new String("Sifra nije u odgovarajucem formatu!");
            error = true;
            return "index";
        }

        if(!proveraSifri1_2(password, password_conf)){
            porukaRegistrovanje = new String("Greska prilikom potvrde sifre!");
            error = true;
            return "index";
        }

        if(!proveraEmailFormat(email)){
            porukaRegistrovanje = new String("Email nije u odgovarajucem formatu!");
            error = true;
            return "index";
        }

        if(!proveraEmail(email)){
            porukaRegistrovanje = new String("Uneti email vec postoji u sistemu!");
            error = true;
            return "index";
        }

        godine = new Date().getTime() - datum_rodjenja.getTime();
        godine = godine/1000/60/60/24/365;

        if(godine < 18){
            porukaRegistrovanje = new String("Morate imati 18!");
            error = true;
            return "index";
        }

        Korisnik k = new Korisnik();
        k.setUsername(username);
        k.setPassword(password);
        k.setVrsta(vrsta);
        k.setIme(ime);
        k.setPrezime(prezime);
        k.setEmail(email);
        k.setDatumRodjenja(datum_rodjenja);
        k.setPol(pol);
        k.setValidanNalog(0);
        korisnik_model.napraviKorisnika(k);

        return "index?faces-redirect=true";
    }

    private boolean proveraKorisnickogImena(String username) {
        Korisnik k = korisnik_model.dohvatiKorisnika(username);
        if(k != null) return false;
        return true;
    }

    private boolean proveraSifreFormat(String password) {
        Matcher matcher = VALID_PASSWORD_REGEX.matcher(password);
        if (matcher.find()) return true;
        return false;
    }

    private boolean proveraSifri1_2(String password1, String password2) {
        if (password1.equals(password2)) return true;
        return false;
    }

    private boolean proveraEmailFormat(String email) {
        Matcher matcher = VALID_EMAIL_ADDRESS_REGEX.matcher(email);
        if (matcher.find()) return true;
        return false;
    }

    private boolean proveraEmail(String email) {
        Korisnik k = korisnik_model.dohvatiKorisnikaEmail(email);
        if(k != null) return false;
        return true;
    }

    public String promenaSifre() {
        Korisnik k = korisnik_model.dohvatiKorisnika(usernamePS);
        if(k == null){
            porukaPromenaSifre = "Pogresno korisnicko ime!";
            error = true;

            return "index?faces-redirect=true";
        }
        if(!passwordPS.equals(k.getPassword())){
            porukaPromenaSifre = "Pogresna sifra!";
            error = true;
            return "index?faces-redirect=true";
        }
        if(!proveraSifreFormat(password2)){
            porukaPromenaSifre = new String("Nova sifra nije u odgovarajucem formatu!");
            error = true;
            return "index?faces-redirect=true";
        }
        if (!korisnik_model.promeniSifru(usernamePS, password2)) {
            porukaPromenaSifre = "Greska prilikom promene sire!";
        }
        return "index?faces-redirect=true";
    }

}