index.php

<?php
/**
 * The main template file
 *
 * This is the most generic template file in a WordPress theme
 * and one of the two required files for a theme (the other being style.css).
 * It is used to display a page when nothing more specific matches a query.
 * E.g., it puts together the home page when no home.php file exists.
 *
 * @link https://developer.wordpress.org/themes/basics/template-hierarchy/
 *
 * @package Wp_notes
 */

get_header();
?>

<?php if ( ! wp_notes_is_page_for_posts() && ! get_theme_mod( 'blog_content', true ) ) :
	get_sidebar(); ?>

    <main id="primary" class="c-main js-main">
<?php
else: ?>

    <main id="primary" class="c-main js-main">

    <div class="c-main__header">
		<?php
		if ( get_option( 'page_for_posts' ) && get_theme_mod( 'show_blog_title', true ) ) { ?>
            <h1 class="c-main__title">
				<?php echo esc_html(get_the_title( get_option( 'page_for_posts' ) )); ?>
            </h1>
			<?php
		} elseif ( get_theme_mod( 'show_blog_title', true ) ) {
			if ( get_theme_mod( 'blog_title', false ) ) {
				echo '<h1 class="c-main__title">' . esc_html( get_theme_mod( 'blog_title' ) ) . '</h1>';
			} else {
				the_archive_title( '<h1 class="c-main__title">', '</h1>' );
				the_archive_description( '<div class="archive-description">', '</div>' );
			}
		}
		?>
    </div>
<?php endif; ?>
    <div class="c-main__wrapper">
		<?php
		if ( ! wp_notes_is_page_for_posts() && ( ! get_theme_mod( 'blog_content', true ) ) ) {
			wp_notes_show_latest_post();
		} else {
			if ( have_posts() ) :

				if ( is_home() && ! is_front_page() ) :
					?>
                    <header>
                        <h1 class="c-main__title screen-reader-text"><?php single_post_title(); ?></h1>
                    </header>
				<?php
				endif;

				/* Start the Loop */
				while ( have_posts() ) :
					the_post();

					/*
					 * Include the Post-Type-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 Type name) and that will be used instead.
					 */
					get_template_part( 'template-parts/content', get_post_type() );

				endwhile;
				?>
                <div class="c-pagination s-pagination">
					<?php
					wp_notes_posts_pagination();
					?>
                </div>
			<?php
			else :

				get_template_part( 'template-parts/content', 'none' );

			endif;
		}
		?>
    </div>

<?php
get_footer();