output.tf

locals {
  droplet_id                   = "${compact(concat(digitalocean_droplet.droplet.*.id, list("")))}"
  droplet_ipv4_address         = "${compact(concat(digitalocean_droplet.droplet.*.ipv4_address, list("")))}"
  droplet_ipv4_address_private = "${compact(concat(digitalocean_droplet.droplet.*.ipv4_address_private, list("")))}"
  droplet_ipv6_address         = "${compact(concat(digitalocean_droplet.droplet.*.ipv6_address, list("")))}"
  droplet_region               = "${compact(concat(digitalocean_droplet.droplet.*.region, list("")))}"
  droplet_name                 = "${compact(concat(digitalocean_droplet.droplet.*.name, list("")))}"
  droplet_size                 = "${compact(concat(digitalocean_droplet.droplet.*.size, list("")))}"
  droplet_image                = "${compact(concat(digitalocean_droplet.droplet.*.image, list("")))}"
  droplet_tags                 = "${compact(concat(flatten(digitalocean_droplet.droplet.*.tags), list("")))}"
  floating_ip_address          = "${compact(concat(digitalocean_floating_ip.floating_ip.*.ip_address, list("")))}"

  // join is used to return a string rather than a list as only a 1 or 0 loadbalancers will ever exist.
  // Using the * value is needed as there may or moy not be a loadbalancer resource to get the ip from which causes errors.
  loadbalancer_id = "${join("", compact(concat(digitalocean_loadbalancer.loadbalancer.*.id, list(""))))}"

  loadbalancer_ip = "${join("", compact(concat(digitalocean_loadbalancer.loadbalancer.*.ip, list(""))))}"

  private_a              = "${compact(concat(digitalocean_record.private_a.*.fqdn, list("")))}"
  public_a               = "${compact(concat(digitalocean_record.public_a.*.fqdn, list("")))}"
  public_aaaa            = "${compact(concat(digitalocean_record.public_aaaa.*.fqdn, list("")))}"
  volume_id              = "${compact(concat(digitalocean_volume.volume.*.id, list("")))}"
  volume_filesystem_type = "${compact(concat(digitalocean_volume.volume.*.initial_filesystem_type, list("")))}"
  volume_droplet_ids     = "${compact(concat(flatten(digitalocean_volume.volume.*.droplet_ids), list("")))}"
  volume_attachment_id   = "${compact(concat(digitalocean_volume_attachment.volume_attachment.*.id, list("")))}"
}

output "droplet_id" {
  description = "List of IDs of Droplets"
  value       = local.droplet_id
}

output "droplet_ids" {
  description = "List of associated Droplet IDs of Volumes"
  value       = local.volume_droplet_ids
}

output "filesystem_type" {
  description = "List of initial filesystem types of Volumes"
  value       = local.volume_filesystem_type
}

output "floating_ip_address" {
  description = "List of floating IP addresses created"
  value       = local.floating_ip_address
}

output "image" {
  description = "List of images of Droplets"
  value       = local.droplet_image
}

output "ipv4_address" {
  description = "List of public IPv4 addresses assigned to the Droplets"
  value       = local.droplet_ipv4_address
}

output "ipv4_address_private" {
  description = "List of private IPv4 addresses assigned to the Droplets, if applicable"
  value       = local.droplet_ipv4_address_private
}

output "ipv6_address" {
  description = "List of public IPv6 addresses assigned to the Droplets, if applicable"
  value       = local.droplet_ipv6_address
}

output "loadbalancer_id" {
  description = "ID of the loadbalancer"
  value       = local.loadbalancer_id
}

output "loadbalancer_ip" {
  description = "IP address of the loadbalancer"
  value       = local.loadbalancer_ip
}

output "name" {
  description = "List of names of Droplets"
  value       = local.droplet_name
}

output "private_a" {
  description = "List of Droplet private DNS A record FQDNs."
  value       = local.private_a
}

output "public_a" {
  description = "List of Droplet public DNS A record FQDNs."
  value       = local.public_a
}

output "public_aaaa" {
  description = "List of Droplet public DNS AAAA record FQDNs."
  value       = local.public_aaaa
}

output "region" {
  description = "List of regions of Droplets"
  value       = local.droplet_region
}

output "size" {
  description = "List of sizes of Droplets"
  value       = local.droplet_size
}

output "tags" {
  description = "List of tags of Droplets"
  value       = local.droplet_tags
}

output "volume_attachment_id" {
  description = "List of IDs of Volume Attachments"
  value       = local.volume_attachment_id
}

output "volume_id" {
  description = "List of IDs of Volumes"
  value       = local.volume_id
}