experiment poly

gistfile1.txt

class Locatable < ActiveRecord::Base

  belongs_to :locatable, :polymorphic=>true
  belongs_to :location

end

class Location < ActiveRecord::Base

  has_many :locatables, dependent: :destroy
 
end

class User < ActiveRecord::Base

  has_one :locatable, :dependent => :destroy
  has_one :location, :through => :locatable

  accepts_nested_attributes_for :location,  reject_if: proc { |attributes| attributes['google_place_id'].blank?}

end