22 lines
503 B
Ruby
22 lines
503 B
Ruby
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class AddSlugToArticle < ActiveRecord::Migration[6.1]
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def up
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add_column :articles, :slug, :string
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update_past_articles_with_slug
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add_index :articles, :slug
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change_column_null(:articles, :slug, false)
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end
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def down
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remove_column(:articles, :slug)
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end
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def update_past_articles_with_slug
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Article.all.each_with_index do |article, index|
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slug = article.title.underscore.parameterize(separator: '-')
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article.update!(slug: "#{slug}-#{index}")
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end
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end
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end
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