bp_document_get_total_group_document_count( int $group_id )

function bp_document_get_total_group_document_count( $group_id = 0 ) {
	if ( empty( $group_id ) && bp_get_current_group_id() ) {
		$group_id = bp_get_current_group_id();
	}

	$count = wp_cache_get( 'bp_total_document_for_group_' . $group_id, 'bp' );

	if ( false === $count ) {
		$count = BP_Document::total_group_document_count( $group_id );
		wp_cache_set( 'bp_total_document_for_group_' . $group_id, $count, 'bp' );
	}

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