31 lines
1.1 KiB
Ruby
31 lines
1.1 KiB
Ruby
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class TruncatePreviewCards < ActiveRecord::Migration[5.1]
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def up
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rename_table :preview_cards, :deprecated_preview_cards
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create_table :preview_cards do |t|
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t.string :url, default: '', null: false, index: { unique: true }
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t.string :title, default: '', null: false
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t.string :description, default: '', null: false
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t.attachment :image
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t.integer :type, default: 0, null: false
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t.text :html, default: '', null: false
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t.string :author_name, default: '', null: false
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t.string :author_url, default: '', null: false
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t.string :provider_name, default: '', null: false
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t.string :provider_url, default: '', null: false
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t.integer :width, default: 0, null: false
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t.integer :height, default: 0, null: false
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t.timestamps
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end
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end
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def down
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if ActiveRecord::Base.connection.table_exists? 'deprecated_preview_cards'
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drop_table :preview_cards
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rename_table :deprecated_preview_cards, :preview_cards
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else
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raise ActiveRecord::IrreversibleMigration, 'Previous preview cards table has already been removed'
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end
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end
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end
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