bp_core_admin_help_sub_menu( $directories,  $times,  $docs_path,  $level_hide = 1,  $show_as_heading = false,  $hide_parent = false )

function bp_core_admin_help_sub_menu( $directories, $times, $docs_path, $level_hide = 1, $show_as_heading = false, $hide_parent = false ) {
	$article      = bp_core_admin_help_get_article_value();
	$article_path = $docs_path . $article;

	if ( empty( $show_as_heading ) ) {
		$ul_classed = $times > $level_hide ? 'hidden' : '';
		$ul_classed .= ' loop-' . $times;
		?>
        <ul class="<?php echo $ul_classed; ?> ">
		<?php
	}


	do_action( 'bp_core_admin_help_sub_menu_before', $directories, $times, $docs_path, $level_hide, $show_as_heading, $hide_parent );

	// For showing the menu title
	foreach ( $directories as $directory ) {
		$dir_pos = false !== strpos( $article_path, $directory ) ? true : false;

		// use in breadcrumb
		if ( empty( $dir_pos ) && ! empty( $show_as_heading ) ) {
			continue;
		}

		// add class to menu and sub menu level
		$slug = bp_core_get_post_slug_by_index( $directory );

		$dir_index_file = $directory;
		$is_dir         = is_dir( $directory );
		if ( $is_dir ) {
			// the the main file from the directory
			$dir_index_file = glob( $directory . "/0-*.md" );
			$loop_dir       = array_diff( glob( $directory . '/*' ), $dir_index_file );

			$dir_index_file = current( $dir_index_file );
			$url            = add_query_arg( 'article', str_replace( $docs_path, "", $dir_index_file ) );
		}

		// check condition on file deleted
		$file_delete = false !== strpos( $dir_index_file, 'delete-' ) ? true : false;
		if ( ! empty( $file_delete ) ) {
			continue;
		}

		$selected = $dir_index_file == $article_path ? 'selected main' : 'main';
		$selected .= ' level-' . $times . ' ' . $slug;
		?>
    <li class="<?php echo $selected; ?>">
		<?php
		// check if it's has directory
		if ( $is_dir ) {
			if ( ! empty( $loop_dir ) ) {

				/**
				 * Count variable is getting updated via JS
				 */
				$count_html = sprintf( '<span class="sub-menu-count">(%s)</span>', 0 );

				$action = '<span class="actions"><span class="open">+</span></span>';

				if ( ( $article && 1 == $times ) || ! empty( $show_as_heading ) ) {
					$action     = '';
					$count_html = '';
				}

				if ( empty( $hide_parent ) && ! empty( $dir_index_file ) ) {
					printf( '<a href="%s" class="dir">%s %s</a>%s', $url, bp_core_admin_help_get_file_title( $dir_index_file ), $count_html, $action );
				}
				if ( ! empty( $show_as_heading ) ) {
					?>
                    </li>
					<?php
				}
				bp_core_admin_help_sub_menu( $loop_dir, $times + 1, $docs_path, $level_hide, $show_as_heading );
			} else if ( empty( $hide_parent ) ) {
				printf( '<a href="%s" class="dir">%s</a>', $url, bp_core_admin_help_get_file_title( $dir_index_file ) );
			}
		} elseif ( empty( $hide_parent ) ) {
			$url = add_query_arg( 'article', str_replace( $docs_path, "", $directory ) );
			// print the title if it's a .md file
			printf( '<a href="%s" class="file">%s</a>', $url, bp_core_admin_help_get_file_title( $directory ) );
		}
		?>
        </li>
		<?php
	}

	do_action( 'bp_core_admin_help_sub_menu_after', $directories, $times, $docs_path, $level_hide, $show_as_heading, $hide_parent );

	if ( empty( $show_as_heading ) ) {
		?>
        </ul>
		<?php
	}
}