mirror of
https://github.com/discourse/discourse.git
synced 2024-11-30 09:53:43 +08:00
21 lines
632 B
Ruby
21 lines
632 B
Ruby
# frozen_string_literal: true
|
|
|
|
class AddBookmarkPolymorphicColumns < ActiveRecord::Migration[6.1]
|
|
def change
|
|
if !column_exists?(:bookmarks, :bookmarkable_id)
|
|
add_column :bookmarks, :bookmarkable_id, :integer
|
|
end
|
|
|
|
if !column_exists?(:bookmarks, :bookmarkable_type)
|
|
add_column :bookmarks, :bookmarkable_type, :string
|
|
end
|
|
|
|
if !index_exists?(:bookmarks, %i[user_id bookmarkable_type bookmarkable_id])
|
|
add_index :bookmarks,
|
|
%i[user_id bookmarkable_type bookmarkable_id],
|
|
name: "idx_bookmarks_user_polymorphic_unique",
|
|
unique: true
|
|
end
|
|
end
|
|
end
|