19 lines
492 B
Ruby
19 lines
492 B
Ruby
class Order < ActiveRecord::Base
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belongs_to :user
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has_many :order_products
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has_many :products, -> { includes :order_product }, { through: :order_products} do
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def << (product)
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if proxy_association.owner.products.include?(product)
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proxy_association.owner.order_products.find_by(product: product).increment!(:count, 1)
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else
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super
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end
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end
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end
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accepts_nested_attributes_for :order_products
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default_scope -> { order('created_at DESC') }
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end
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