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# NOTE add the person object you want to attach role to...
class Role < ActiveRecord::Base
belongs_to :person
validates :person, presence: true
validates :name, uniqueness: {scope: :person_id}
validates :name, inclusion: {in: %w(admin moderator spotlight)}
scope :admins, -> { where(name: "admin") }
scope :moderators, -> { where(name: %w(moderator admin)) }
def self.is_admin?(person)
exists?(person_id: person.id, name: "admin")
end
def self.add_admin(person)
find_or_create_by(person_id: person.id, name: "admin")
end
def self.moderator?(person)
moderators.exists?(person_id: person.id)
end
def self.add_moderator(person)
find_or_create_by(person_id: person.id, name: "moderator")
end
def self.add_spotlight(person)
find_or_create_by(person_id: person.id, name: "spotlight")
end
end
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