method.rb
2.25 KB
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class DeliveryPlugin::Method < ActiveRecord::Base
Types = ['pickup', 'deliver']
# see also: Profile::LOCATION_FIELDS
AddressFields = %w[
address address_line2 address_reference district city state country_name zip_code
].map(&:to_sym)
attr_accessible :profile, :delivery_type, :name, :description,
:fixed_cost, :free_over_price, :distribution_margin_percentage, :distribution_margin_fixed
belongs_to :profile
has_many :delivery_options, class_name: 'DeliveryPlugin::Option', foreign_key: :delivery_method_id, dependent: :destroy
validates_presence_of :profile
validates_presence_of :name
validates_inclusion_of :delivery_type, in: Types
scope :pickup, -> { where delivery_type: 'pickup' }
scope :delivery, -> { where delivery_type: 'deliver'}
extend CurrencyHelper::ClassMethods
has_currency :fixed_cost
has_currency :free_over_price
has_currency :distribution_margin_percentage
has_currency :distribution_margin_fixed
def pickup?
self.delivery_type == 'pickup'
end
def deliver?
self.delivery_type == 'deliver'
end
def has_distribution_margin?
(self.distribution_margin_percentage.present? and self.distribution_margin_percentage.nonzero?) or
(self.distribution_margin_fixed.present? and self.distribution_margin_fixed.nonzero?)
end
def has_fixed_cost? order_price=nil
if order_price.present? and order_price.nonzero? and self.free_over_price.present? and self.free_over_price.nonzero?
order_price <= self.free_over_price
else
self.fixed_cost.present? and self.fixed_cost.nonzero?
end
end
def distribution_margin order_price
value = 0
value += self.distribution_margin_fixed if self.distribution_margin_fixed.present?
value += order_price * (self.distribution_margin_percentage/100) if self.distribution_margin_percentage.present?
value
end
def has_cost? order_price=nil
has_cost = self.has_distribution_margin?
has_cost ||= self.has_fixed_cost? order_price
end
def free? order_price=nil
!self.has_cost?
end
def cost order_price=nil
value = 0
value += self.fixed_cost if self.has_fixed_cost? order_price
value += self.distribution_margin order_price if self.has_distribution_margin?
value
end
has_currency :cost
protected
end