## DATA SOURCES

# Fetch available images filtered by Linux
data "ovh_cloud_project_images" "images" {
  service_name = var.ovh_service_name
  region       = var.ovh_region
  os_type      = "linux"
}

# Fetch the ID for the d2-2 flavor
data "ovh_cloud_project_flavors" "flavors" {
  service_name = var.ovh_service_name
  region       = var.ovh_region
  name_filter  = var.ovh_flavor_name
}

locals {
  # Find the exact image matching the image_name variable
  image = one([
    for img in data.ovh_cloud_project_images.images.images : img if img.name == var.image_name
  ])

  # Retrieve the exact d2-2 flavor ID
  flavor = one(data.ovh_cloud_project_flavors.flavors.flavors)
}

## RESOURCES

# Create/Register SSH public key in the project
resource "ovh_cloud_project_ssh_key" "vm_ssh_key" {
  service_name = var.ovh_service_name
  name         = "ansible-ssh-key"
  public_key   = var.ssh_public_key
}

# Provision the d2-2 Public Cloud Instance
resource "ovh_cloud_project_instance" "d2-2-vm" {
  service_name   = var.ovh_service_name
  region         = var.ovh_region
  name           = var.project_name
  billing_period = "hourly" # Alternatives: "hourly" or "monthly"

  boot_from {
    image_id = local.image.id
  }

  flavor {
    flavor_id = local.flavor.id
  }

  ssh_key {
    name = ovh_cloud_project_ssh_key.vm_ssh_key.name
  }

  # Attaches a public IPv4 interface to the VM
  network {
    public = true
  }
}

## OUTPUTS

# Outputs the public IPv4 address assigned to the VM once created
output "instance_public_ip" {
  value = [
    for addr in ovh_cloud_project_instance.d2-2-vm.addresses : addr.ip if addr.version == 4
  ]
  description = "The public IPv4 address of your Frankfurt VM"
}