# Copyright (c) 2008-2013 Michael Dvorkin and contributors.
#
# Fat Free CRM is freely distributable under the terms of MIT license.
# See MIT-LICENSE file or http://www.opensource.org/licenses/mit-license.php
#------------------------------------------------------------------------------
# == Schema Information
#
# Table name: addresses
#
#  id               :integer         not null, primary key
#  street1          :string(255)
#  street2          :string(255)
#  city             :string(64)
#  state            :string(64)
#  zipcode          :string(16)
#  country          :string(64)
#  full_address     :string(255)
#  address_type     :string(16)
#  addressable_id   :integer
#  addressable_type :string(255)
#  created_at       :datetime
#  updated_at       :datetime
#  deleted_at       :datetime
#

class Address < ActiveRecord::Base
  belongs_to :addressable, :polymorphic => true

  has_paper_trail :meta => { :related => :addressable }

  scope :business, :conditions => "address_type='Business'"
  scope :billing,  :conditions => "address_type='Billing'"
  scope :shipping, :conditions => "address_type='Shipping'"

  # Checks if the address is blank for both single and compound addresses.
  #----------------------------------------------------------------------------
  def blank?
    if Setting.compound_address
      %w(street1 street2 city state zipcode country).all? { |attr| self.send(attr).blank? }
    else
      self.full_address.blank?
    end
  end

  #----------------------------------------------------------------------------
  # Ensure blank address records don't get created. If we have a new record and
  #   address is empty then return true otherwise return false so that _destroy
  #   is processed (if applicable) and the record is removed.
  # Intended to be called as follows:
  #   accepts_nested_attributes_for :business_address, :allow_destroy => true, :reject_if => proc {|attributes| Address.reject_address(attributes)}
  def self.reject_address(attributes)
    exists = attributes['id'].present?
    empty = %w(street1 street2 city state zipcode country full_address).map{|name| attributes[name].blank?}.all?
    attributes.merge!({:_destroy => 1}) if exists and empty
    return (!exists and empty)
  end

  ActiveSupport.run_load_hooks(:fat_free_crm_address, self)
end