private function output_section( $section, $which ) {

		$url = false;

		if ( 'previous' === $which ) {
			$section = $section->get_previous();
		} elseif ( 'next' === $which ) {
			$section = $section->get_next();
		}

		if ( ! $section ) {
			return;
		}

		if ( 'previous' === $which || 'next' === $which ) {
			$lessons = $section->get_lessons( 'ids' );
			if ( $lessons ) {
				$url = get_edit_post_link( $lessons[0] );
			}
		}
		?>

		<p><strong><?php printf( __( 'Section %1$d: %2$s', 'lifterlms' ), $section->get( 'order' ), $this->get_title_html( $section->get( 'title' ), $url ) ); ?></strong></p>

		<?php if ( 'current' === $which ) : ?>
			<ol>
			<?php
			foreach ( $section->get_lessons() as $lesson ) :
				$hash = 'lesson:' . $lesson->get( 'id' );
				?>
				<li>
					<?php if ( $this->post->ID !== $lesson->get( 'id' ) ) : ?>
						<?php echo $this->get_title_html( $lesson->get( 'title' ), get_edit_post_link( $lesson->get( 'id' ) ) ); ?>
					<?php else : ?>
						<?php echo $lesson->get( 'title' ); ?>
					<?php endif; ?>
					<a class="tip--top-left" href="<?php echo esc_url( $this->get_builder_url( $lesson->get( 'parent_course' ), $hash ) ); ?>" data-tip="<?php esc_attr_e( 'Edit lesson in builder', 'lifterlms' ); ?>"><i class="fa fa-cog"></i></a>
					<?php
					if ( $lesson->has_quiz() ) :
						$quiz = $lesson->get_quiz();
						?>
						<br>
						<?php printf( '<span class="tip--top-right" data-tip="%1$s"><i class="fa fa-question-circle"></i></span> %2$s', __( 'Quiz', 'lifterlms' ), $this->get_title_html( $quiz->get( 'title' ), $this->get_builder_url( $lesson->get( 'parent_course' ), $hash . ':quiz' ) ) ); ?>
					<?php endif; ?>
					<?php do_action( 'llms_builder_mb_after_lesson', $lesson, $this ); ?>
				</li>
			<?php endforeach; ?>
			</ol>
			<?php
		endif;

	}