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9 lines
286 B
Ruby
9 lines
286 B
Ruby
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class Comment < ApplicationRecord
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belongs_to :user
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belongs_to :post
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belongs_to :parent, class_name: 'Comment', optional: true
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has_many :children, class_name: 'Comment', foreign_key: 'parent_id', dependent: :destroy
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validates :body, presence: true, length: { minimum: 4 }
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end
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