class User < ApplicationRecord
  has_many :authentications, dependent: :destroy
  has_many :forms, dependent: :destroy

  def self.find_by_oauth_info(auth_client)
    oauth = Google::Apis::Oauth2V2::Oauth2Service.new
    oauth.authorization = auth_client
    user_info = oauth.get_userinfo

    if user = User.find_by(google_id: user_info.id)
      return user, user.authentications.last
    else
      user = User.create(name: user_info.name, email: user_info.email, google_id: user_info.id)
      authentication = user.authentications.create(
        access_token: auth_client.access_token,
        refresh_token: auth_client.refresh_token,
        expires_at: Time.at(auth_client.expires_at)
      )
      return user, authentication
    end
  end

  def google_authorization
    authentications.last.google_authorization
  end
end