package truth.util;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Created by IntelliJ IDEA.
 * User: aviadbendov
 * Date: Apr 19, 2008
 * Time: 11:06:32 PM
 * To change this template use File | Settings | File Templates.
 */
public final class HttpCookies {
    public static final int dayInSeconds = 86400;

    public static Cookie findCookie(HttpServletRequest request, String name) {
        final Cookie[] cookies = request.getCookies();

        if (cookies == null) {
            return null;
        }

        for (Cookie cookie : cookies) {
            if (name.equals(cookie.getName())) {
                return cookie;
            }
        }

        return null;
    }

    public static String getCookieValue(HttpServletRequest request, String name) {
        Cookie cookie = findCookie(request, name);

        return cookie != null ? cookie.getValue() : null;
    }

    public static void resetCookie(HttpServletRequest request, HttpServletResponse response, String name) {
        Cookie cookie = findCookie(request, name);
        if (cookie != null) {
            cookie.setMaxAge(0);
            response.addCookie(cookie);
        }
    }

    public static void setCookie(HttpServletRequest request, HttpServletResponse response, final String cookieName, String cookieValue) {
        Cookie cookie = findCookie(request, cookieName);

        if (cookie == null) {
            cookie = new Cookie(cookieName, cookieValue);
        } else {
            cookie.setValue(cookieValue);
        }

        cookie.setMaxAge(dayInSeconds); // one day
        response.addCookie(cookie);
    }
}