module Oauthable
  extend ActiveSupport::Concern

  included do |base|

    def self.find_or_create_with_oauth(oauth_data, user_data={})
      find_with_oauth(oauth_data) || create_with_oauth(oauth_data)
    end

    def self.find_with_oauth(oauth_data)
      find_through_authorization(oauth_data.provider, oauth_data.uid)
    end

    def self.find_through_authorization(service_name, uid)
      social_profile = SocialProfile.where(service_name: service_name, uid: uid).first
      social_profile && social_profile.user
    end

    def self.create_with_oauth(oauth_data)
      User.create(password: SecureRandom.base64(6), profile_attributes: { name: oauth_data.extra.raw_info.name })
    end

    def self.find_or_create_by_social_profiles(social_profiles, user_data)
      social_profiles.each do |profile|
        user = find_with_oauth(profile)
        return user if user.present?
      end

      create_with_oauth(user_data)
    end

    def register_social_profile(data)
      profile = SocialProfile.where(service_name: data[:service_name], uid: data[:uid]).first_or_create
      if profile.user_id.present? && profile.user_id != id
        return false
      else
        profile.update_attributes(access_token: data[:access_token], secret_key: data[:secret_key], active: true, user_id: id)
      end

      profile.persisted? ? profile : false
    end

    def password_required?
      encrypted_password.nil? && social_profiles.to_a.count < 1
    end

    def email_required?
      social_profiles.to_a.count < 1
    end

    def remember_me
      true
    end

  end
end