variable "aws_region" {
  type        = string
  description = "The AWS region of these sites"
}

variable "site_domains" {
  type        = list(string)
  description = "The domain name of these sites, which will be mapped over"
}

variable "tuffas_applier_role_arn" {
  type        = string
  description = "IAM role ARN for Terraform to assume when applying changes"
}

variable "project_name" {
  type        = string
  description = "Name of the project for resource tagging"
  default     = "tuffas"
}

# future proofing
variable "environment" {
  type        = string
  description = "Environment name (e.g., dev, staging, prod)"

  validation {
    condition     = contains(["dev", "staging", "prod"], var.environment)
    error_message = "Environment must be one of: dev, staging, prod."
  }
}