class EnterpriseRole < ActiveRecord::Base
  belongs_to :user, :class_name => Spree.user_class
  belongs_to :enterprise

  validates_presence_of :user_id, :enterprise_id
  validates_uniqueness_of :enterprise_id, scope: :user_id, message: "^That role is already present."

  scope :by_user_email, joins(:user).order('spree_users.email ASC')
end