module Doorkeeper
  class Application
    include Doorkeeper::OAuth::Helpers

    has_many :access_grants, dependent: :destroy, class_name: 'Doorkeeper::AccessGrant'
    has_many :access_tokens, dependent: :destroy, class_name: 'Doorkeeper::AccessToken'

    validates :name, :secret, :uid, presence: true
    validates :uid, uniqueness: true
    validates :redirect_uri, redirect_uri: true

    before_validation :generate_uid, :generate_secret, on: :create

    if ::Rails.version.to_i < 4 || defined?(ProtectedAttributes)
      attr_accessible :name, :redirect_uri
    end

    def self.model_name
      ActiveModel::Name.new(self, Doorkeeper, 'Application')
    end

    def self.authenticate(uid, secret)
      self.where(uid: uid, secret: secret).first
    end

    def self.by_uid(uid)
      self.where(uid: uid).first
    end

    private

    def generate_uid
      self.uid ||= UniqueToken.generate
    end

    def generate_secret
      self.secret ||= UniqueToken.generate
    end
  end
end