donphan/db/migrate/20190314181829_migrate_open...

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class MigrateOpenRegistrationsSetting < ActiveRecord::Migration[5.2]
def up
open_registrations = Setting.find_by(var: 'open_registrations')
return if open_registrations.nil? || open_registrations.value
setting = Setting.where(var: 'registrations_mode').first_or_initialize(var: 'registrations_mode')
setting.update(value: 'none')
end
def down
registrations_mode = Setting.find_by(var: 'registrations_mode')
return if registrations_mode.nil?
setting = Setting.where(var: 'open_registrations').first_or_initialize(var: 'open_registrations')
setting.update(value: registrations_mode.value == 'open')
end
end