bp_document_get_total_document_count( int $user_id )

function bp_document_get_total_document_count( $user_id = 0 ) {
	if ( empty( $user_id ) ) {
		$user_id = ( bp_displayed_user_id() ) ? bp_displayed_user_id() : bp_loggedin_user_id();
	}

	$count = wp_cache_get( 'bp_total_document_for_user_' . $user_id, 'bp' );

	if ( false === $count ) {
		$count = BP_Document::total_document_count( $user_id );
		wp_cache_set( 'bp_total_document_for_user_' . $user_id, $count, 'bp' );
	}

	/**
	 * Filters the total document count for a given user.
	 *
	 * @param int $count Total document count for a given user.
	 *
	 * @since BuddyBoss 1.4.0
	 */
	return apply_filters( 'bp_document_get_total_document_count', (int) $count );
}