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@@ -2,7 +2,15 @@ class BalancePromotion < ActiveRecord::Base
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has_paper_trail
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self.table_name = "balance_promotions"
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validates :begin_time,:end_time,:name, presence: true
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-
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+ validate :product_validation
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+ def product_validation
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+ if self.send_prod1 > 0
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+ prd1 = Product.where("id = ?", self.send_prod1).first
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+ if prd1.blank?
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+ self.errors.add(:send_prod1,"赠品1不存在，请重新填写。")
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+ end
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+ end
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+ end
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def send_prodcut1
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prd1 = Product.where("id = ?", self.send_prod1).first
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if !prd1.blank?
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