canvas-lms/db/migrate/20170207211201_set_default_...

51 lines
2.1 KiB
Ruby

# frozen_string_literal: true
#
# Copyright (C) 2017 - 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 SetDefaultValuesForQuizzes < ActiveRecord::Migration[4.2]
tag :predeploy
disable_ddl_transaction!
def up
default_false_fields = %i[
shuffle_answers could_be_locked anonymous_submissions
require_lockdown_browser require_lockdown_browser_for_results
one_question_at_a_time cant_go_back require_lockdown_browser_monitor
only_visible_to_overrides one_time_results show_correct_answers_last_attempt
]
default_false_fields.each { |field| change_column_default(:quizzes, field, false) }
change_column_default(:quizzes, :show_correct_answers, true)
DataFixup::BackfillNulls.run(Quizzes::Quiz, default_false_fields, default_value: false)
DataFixup::BackfillNulls.run(Quizzes::Quiz, [:show_correct_answers], default_value: true)
not_null_fields = default_false_fields + [:show_correct_answers]
not_null_fields.each { |field| change_column_null(:quizzes, field, false) }
end
def down
fields = %i[
shuffle_answers could_be_locked anonymous_submissions
require_lockdown_browser require_lockdown_browser_for_results
one_question_at_a_time cant_go_back require_lockdown_browser_monitor
only_visible_to_overrides one_time_results show_correct_answers_last_attempt
show_correct_answers
]
fields.each { |field| change_column_null(:quizzes, field, true) }
fields.each { |field| change_column_default(:quizzes, field, nil) }
end
end