Wordpress: Custom Auto Breadcrumbs

public static function prepareSubtitleItemsForAutomaticBreadcrumbs() {
        global $post;

        //default first breadcrumb
        if( !is_front_page() ) {
            $subtitle_items[] = [
                'url'   => get_home_url(),
                'title' => __( 'Home', 'hayes' )
            ];
        }

		if (is_single()) {
			if( is_singular() ){
				$post_type = get_post_type_object(get_post_type());
				$post_type_archive = get_post_type_archive_link($post_type->name);

				if( $post_type->name == 'team' ){
					$post_type_archive = '/team';
				}

				$subtitle_items[] = [
					'url'   => $post_type_archive,
					'title' => $post_type->labels->name
				];

				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_title()
				];
			}else{
				$categories = get_the_category();
				$category = $categories[0];
				$cat_id = $category->cat_ID;

				if ($cat_id > 0) {
					$subtitle_items[] = [
						'url'   => get_category_link($cat_id),
						'title' => $category->cat_name
					];
				}

				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_title()
				];
			}
		} elseif ( is_page() ) {
			$ancestors = get_post_ancestors($post);

			if (!empty($ancestors)) {
				$ancestors = array_reverse($ancestors);

				foreach ($ancestors as $ancestor) {
					$subtitle_items[] = [
						'url'   => get_permalink($ancestor),
						'title' => get_the_title($ancestor)
					];
				}
			}

			$subtitle_items[] = [
				'url'   => '',
				'title' => get_the_title()
			];
		} elseif ( is_category() ) {
			$category = get_category(get_query_var('cat'));

			if ($category->parent != 0) {
				$parent_category = get_category($category->parent);
				$subtitle_items[] = [
					'url'   => get_category_link($parent_category->cat_ID),
					'title' => $parent_category->cat_name
				];
			}

			$subtitle_items[] = [
				'url'   => '',
				'title' => single_cat_title('', false)
			];
		} elseif ( is_tag() ) {
			$subtitle_items[] = [
				'url'   => '',
				'title' => single_tag_title('', false)
			];
		} elseif ( is_author() ) {
			$subtitle_items[] = [
				'url'   => '',
				'title' => get_the_author_meta('display_name', get_query_var('author'))
			];
		} elseif ( is_archive() ) {
			if (is_day()) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_date()
				];
			} elseif ( is_month() ) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_date('F Y')
				];
			} elseif ( is_year() ) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_date('Y')
				];
			} elseif ( is_category() ) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => single_cat_title('', false)
				];
			} elseif ( is_tag() ) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => single_tag_title('', false)
				];
			} elseif ( is_author() ) {
				$subtitle_items[] = [
					'url'   => '',
					'title' => get_the_author_meta('display_name', get_query_var('author'))
				];
			} else {
				$subtitle_items[] = [
					'url'   => '',
					'title' => post_type_archive_title('', false)
				];
			}
		} elseif ( is_search() ) {
			$subtitle_items[] = [
				'url'   => '',
				'title' => 'Search'
			];
		} elseif ( is_404() ) {
			$subtitle_items[] = [
				'url'   => '',
				'title' => '404'
			];
		}

		return $subtitle_items;
    }