package com.my.lock;

import net.sourceforge.stripes.action.RedirectResolution;
import net.sourceforge.stripes.action.Resolution;
import com.my.lock.Person;
import com.my.lock.PersonManager;
import net.sourceforge.stripes.validation.SimpleError;
import net.sourceforge.stripes.validation.Validate;
import net.sourceforge.stripes.validation.ValidationError;

/**
 * An example of an ActionBean that uses validation annotations on fields
 * instead of on methods. Logs the user in using a conventional
 * username/password combo and validates the password in the action method.
 * 
 * @author Tim Fennell
 */
public class LoginActionBean extends MyActionBean
{
	@Validate(required = true)	
	private String username;

	@Validate(required = true)	
	private String password;

	private String targetUrl;

	/** The username of the user trying to log in. */
	public void setUsername(String username)
	{
		this.username = username;
	}

	/** The username of the user trying to log in. */
	public String getUsername()
	{
		return username;
	}

	/** The password of the user trying to log in. */
	public void setPassword(String password)
	{
		this.password = password;
	}

	/** The password of the user trying to log in. */
	public String getPassword()
	{
		return password;
	}

	/**
	 * The URL the user was trying to access (null if the login page was
	 * accessed directly).
	 */
	public String getTargetUrl()
	{
		return targetUrl;
	}

	/**
	 * The URL the user was trying to access (null if the login page was
	 * accessed directly).
	 */
	public void setTargetUrl(String targetUrl)
	{
		this.targetUrl = targetUrl;
	}

	public Resolution login()
	{
		PersonManager pm = new PersonManager();
		Person person = pm.getPerson(this.username);

		if (person == null)
		{
			ValidationError error = new SimpleError("usernameDoesNotExist");
			getContext().getValidationErrors().add("username", error);
			return getContext().getSourcePageResolution();
		}
		else if (!person.getPassword().equals(password))
		{
			ValidationError error = new SimpleError("incorrectPassword");
			getContext().getValidationErrors().add("password", error);
			return getContext().getSourcePageResolution();
		}
		else
		{
			getContext().setUser(person);
			if (this.targetUrl != null)
			{
				return new RedirectResolution(this.targetUrl);
			}
			else
			{
				return new RedirectResolution("/profile.jsp");
			}
		}
	}
}