package com.oreilly.jent.jsf.library.backing;

/**
 * In general, you may use the code in this book in your programs and 
 * documentation. You do not need to contact us for permission unless 
 * you're reproducing a significant portion of the code. For example, 
 * writing a program that uses several chunks of code from this book does 
 * not require permission. Selling or distributing a CD-ROM of examples 
 * from O'Reilly books does require permission. Answering a question by 
 * citing this book and quoting example code does not require permission. 
 * Incorporating a significant amount of example code from this book into 
 * your product's documentation does require permission.
 * 
 * We appreciate, but do not require, attribution. An attribution usually 
 * includes the title, author, publisher, and ISBN. For example: 
 * 
 *   "Java Enterprise in a Nutshell, Third Edition, 
 *    by Jim Farley and William Crawford 
 *    with Prakash Malani, John G. Norman, and Justin Gehtland. 
 *    Copyright 2006 O'Reilly Media, Inc., 0-596-10142-2."
 *  
 *  If you feel your use of code examples falls outside fair use or the 
 *  permission given above, feel free to contact us at 
 *  permissions@oreilly.com.
 */

import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;

import com.oreilly.jent.jsf.library.logic.UserManager;
import com.oreilly.jent.jsf.library.model.User;
import com.oreilly.jent.jsf.library.session.UserSession;

public class LoginForm {
    private String username;
    private String password;

    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 confirmCredentials() {

        UserSession userSession =
        (UserSession)FacesContext.getCurrentInstance().getExternalContext().getSessionMap().get("usersession");

        if (UserManager.confirmLogin(username, password)) {
            User user = UserManager.getUser(username);
            userSession.setCurrentUser(user);
            return "success";
        }
        FacesMessage message = new FacesMessage();
        message.setSummary("Login Error");
        message.setDetail("Unable to log you in -"
           +  " username and password combination not found.");
        message.setSeverity(FacesMessage.SEVERITY_WARN);
        FacesContext.getCurrentInstance().addMessage(null,message);
        return "failure";
    }
}