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c841e34b62
Because in 8040b95e8c we removed
a previous post migrate file, some people may not have had those
original polymorphic bookmark columns removed, and the migration
from this PR running will cause duplicate column errors.
cf. https://meta.discourse.org/t/duplicatecolumn-and-multisite-migrate-failed/224480
18 lines
590 B
Ruby
18 lines
590 B
Ruby
# frozen_string_literal: true
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class AddBookmarkPolymorphicColumns < ActiveRecord::Migration[6.1]
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def change
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if !column_exists?(:bookmarks, :bookmarkable_id)
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add_column :bookmarks, :bookmarkable_id, :integer
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end
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if !column_exists?(:bookmarks, :bookmarkable_type)
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add_column :bookmarks, :bookmarkable_type, :string
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end
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if !index_exists?(:bookmarks, [:user_id, :bookmarkable_type, :bookmarkable_id])
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add_index :bookmarks, [:user_id, :bookmarkable_type, :bookmarkable_id], name: "idx_bookmarks_user_polymorphic_unique", unique: true
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end
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end
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end
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