39 lines
942 B
Ruby
39 lines
942 B
Ruby
# == Schema Information
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#
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# Table name: orders
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#
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# id :integer not null, primary key
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# user_id :integer
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# cost :integer
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class Order < ActiveRecord::Base
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include ActionView::Helpers::TextHelper
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after_initialize { self.total_price = 0 }
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after_create { self.user.pay(price) }
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belongs_to :user, counter_cache: true
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has_many :order_products
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has_many :products, through: :order_products
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attr_accessor :total_price
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validates :user, presence: true
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validates :order_products, presence: true, in_stock: true
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accepts_nested_attributes_for :order_products, reject_if: proc { |op| op[:count].to_i <= 0 }
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def price
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self.order_products.map{ |op| op.count * op.product.price }.sum
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end
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def to_sentence
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self.order_products.map {
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|op| pluralize(op.count, op.product.name)
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}.to_sentence
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end
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end
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