bp_groups_get_excluded_group_ids_by_type()

function bp_groups_get_excluded_group_ids_by_type() {

	$group_id = array();

	// get removed group type post ids
	$bp_group_type_ids = bp_groups_get_excluded_group_types();

	// get removed group type names/slugs
	$bp_group_type_names = array();
	if ( isset( $bp_group_type_ids ) && ! empty( $bp_group_type_ids ) ) {
		foreach ( $bp_group_type_ids as $single ) {
			$bp_group_type_names[] = $single['name'];
		}
	}

	// get group group ids
	if ( isset( $bp_group_type_names ) && ! empty( $bp_group_type_names ) ) {
		foreach ( $bp_group_type_names as $type_name ) {
			$group_ids = bp_get_group_ids_by_group_types( $type_name );

			if ( isset( $group_ids ) && ! empty( $group_ids ) ) {
				foreach ( $group_ids as $single ) {
					$group_id[] = $single['id'];
				}
			}
		}
	}

	return bp_group_ids_array_flatten( $group_id );

}