canvas-lms/db/migrate/20180521220334_fixup_observ...

34 lines
1.3 KiB
Ruby

# frozen_string_literal: true
#
# Copyright (C) 2018 - present Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
class FixupObserverAlert < ActiveRecord::Migration[5.1]
tag :predeploy
def change
ObserverAlert.delete_all # no data expected. This should be a no-op, but just in case
remove_column :observer_alerts, :html_url # rubocop:disable Migration/RemoveColumn
change_table :observer_alerts do |t|
t.remove_belongs_to :user_observation_link, foreign_key: { to_table: "user_observers" } # rubocop:disable Migration/RemoveColumn
t.references :user, null: false, foreign_key: { to_table: "users" }
t.references :observer, null: false, foreign_key: { to_table: "users" }
end
end
end