require 'digest/sha1'

class User < ActiveRecord::Base
  include Authentication
  include Authentication::ByPassword
  include Authentication::ByCookieToken

  validates_presence_of     :login
  validates_length_of       :login,    :within => 3..40
  validates_uniqueness_of   :login
  validates_format_of       :login,    :with => Authentication.login_regex, :message => Authentication.bad_login_message

  validates_format_of       :name,     :with => Authentication.name_regex,  :message => Authentication.bad_name_message, :allow_nil => true
  validates_length_of       :name,     :maximum => 100

  validates_presence_of     :email
  validates_length_of       :email,    :within => 6..100 #r@a.wk
  validates_uniqueness_of   :email
  validates_format_of       :email,    :with => Authentication.email_regex, :message => Authentication.bad_email_message

  attr_accessible :login, :email, :name, :password, :password_confirmation

  def self.authenticate(login, password)
    return nil if login.blank? || password.blank?
    u = find_by_login(login) # need to get the salt
    u && u.authenticated?(password) ? u : nil
  end

  def login=(value)
    write_attribute :login, (value ? value.downcase : nil)
  end

  def email=(value)
    write_attribute :email, (value ? value.downcase : nil)
  end

  # Custom
  
  has_one :client, :dependent => :destroy  
  after_create :create_client!
  
  protected
  
    def create_client!(attrs = {})
      Client.create!(attrs.merge({
        :user   => self,
        :handle => login,
        :local  => true
      }))
    end
end
