# @summary Manages Stalwart Mail Server clustering configuration
#
# @api private
class stalwart::clustering {
  assert_private()

  # Use cluster member data calculated in main class
  $cluster_members = $stalwart::sorted_cluster_members
  $effective_node_id = $stalwart::effective_node_id

  # Remove self from cluster members list
  $other_cluster_members = $cluster_members.filter |$member| { $member != $facts['networking']['fqdn'] }

  # Calculate cluster size for role distribution
  $cluster_size = length($cluster_members)

  # Store cluster information for use in templates
  $cluster_info = {
    'members'     => $cluster_members,
    'other_nodes' => $other_cluster_members,
    'size'        => $cluster_size,
    'node_id'     => $effective_node_id,
    'datacenter'  => "${facts['country']}-${facts['region']}",
  }
}