public function enqueue_assets()
{
parent::enqueue_assets();
wp_register_script('mailchimp-tools-campaign-edit', MAILCHIMP_TOOLS_DIR_URI . '/assets/js/campaign-edit.js', array('mailchimp-tools-campaign-common'), MAILCHIMP_TOOLS_VER, true);
$screen = get_current_screen();
if ($screen->post_type == $this->post_type && $screen->base == 'post') {
wp_enqueue_script('mailchimp-tools-campaign-edit');
}
}
