archive.php

<?php
/**
 * The template for displaying archive pages
 *
 * @link https://developer.wordpress.org/themes/basics/template-hierarchy/
 *
 * @package Gridd
 */

use Gridd\Theme;

get_header();
?>

<?php if ( have_posts() ) : ?>
	<header class="page-header container">
		<?php the_archive_title( '<h1 class="page-title">', '</h1>' ); ?>
		<?php the_archive_description( '<div class="archive-description">', '</div>' ); ?>
	</header>
	<?php while ( have_posts() ) : ?>
		<?php
		the_post();
		$arg = get_post_type( $post->ID );
		if ( 'post' === get_post_type( $post->ID ) ) {
			$arg = get_post_format();
		};

		/*
		 * Include the Post-Format-specific template for the content.
		 * If you want to override this in a child theme, then include a file
		 * called content-___.php (where ___ is the Post Format name or he post-type) and that will be used instead.
		 */
		Theme::get_template_part( 'template-parts/content', $arg );
		?>
	<?php endwhile; ?>

	<?php the_posts_navigation(); ?>
<?php else : ?>
	<?php Theme::get_template_part( 'template-parts/content', 'none' ); ?>
<?php endif; ?>

<?php get_sidebar(); ?>
<?php get_footer(); ?>