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Contents
# A rule to limit a promotion based on products in the order.
# Can require all or any of the products to be present.
# Valid products either come from assigned product group or are assingned directly to the rule.
module Spree
class Promotion
module Rules
class Product < PromotionRule
has_and_belongs_to_many :products, class_name: '::Spree::Product', join_table: 'spree_products_promotion_rules', foreign_key: 'promotion_rule_id'
MATCH_POLICIES = %w(any all none)
preference :match_policy, :string, default: MATCH_POLICIES.first
# scope/association that is used to test eligibility
def eligible_products
products
end
def applicable?(promotable)
promotable.is_a?(Spree::Order)
end
def eligible?(order, options = {})
return true if eligible_products.empty?
if preferred_match_policy == 'all'
eligible_products.all? {|p| order.products.include?(p) }
elsif preferred_match_policy == 'any'
order.products.any? {|p| eligible_products.include?(p) }
else
order.products.none? {|p| eligible_products.include?(p) }
end
end
def actionable?(line_item)
case preferred_match_policy
when 'any', 'all'
product_ids.include? line_item.variant.product_id
when 'none'
product_ids.exclude? line_item.variant.product_id
else
raise "unexpected match policy: #{preferred_match_policy.inspect}"
end
end
def product_ids_string
product_ids.join(',')
end
def product_ids_string=(s)
self.product_ids = s.to_s.split(',').map(&:strip)
end
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems