discourse/db/migrate/20170501191912_add_upload_id_to_theme_fields.rb

28 lines
1.1 KiB
Ruby

class AddUploadIdToThemeFields < ActiveRecord::Migration[4.2]
def up
remove_index :theme_fields, [:theme_id, :target, :name]
rename_column :theme_fields, :target, :target_id
# we need a throwaway column here to keep running
add_column :theme_fields, :target, :integer
execute "UPDATE theme_fields SET target = target_id"
change_column :theme_fields, :name, :string, null: false, limit: 30
add_column :theme_fields, :upload_id, :integer
add_column :theme_fields, :type_id, :integer, null: false, default: 0
add_index :theme_fields, [:theme_id, :target_id, :type_id, :name], unique: true, name: 'theme_field_unique_index'
execute "UPDATE theme_fields SET type_id = 1 WHERE name IN ('scss', 'embedded_scss')"
end
def down
remove_column :theme_fields, :target
execute 'drop index theme_field_unique_index'
rename_column :theme_fields, :target_id, :target
remove_column :theme_fields, :upload_id
remove_column :theme_fields, :type_id
add_index :theme_fields, [:theme_id, :target, :name], unique: true
end
end