# ──────────────────────────────────────────────
# General
# ──────────────────────────────────────────────
variable "aws_region" {
  description = "AWS region"
  type        = string
  default     = "us-east-1"
}

variable "project_name" {
  description = "Project name used for resource naming"
  type        = string
}

variable "environment" {
  description = "Environment (dev, staging, prod)"
  type        = string
}

variable "tags" {
  description = "Tags applied to all resources"
  type        = map(string)
  default     = {}
}

# ──────────────────────────────────────────────
# Network
# ──────────────────────────────────────────────
variable "vpc_id" {
  description = "VPC ID where resources will be created"
  type        = string
}

variable "subnet_id" {
  description = "Subnet ID for the EC2 instance (must be public for associate_public_ip)"
  type        = string
}

# ──────────────────────────────────────────────
# EC2
# ──────────────────────────────────────────────
variable "instance_type" {
  description = "EC2 instance type (langfuse requires at least t3.xlarge)"
  type        = string
  default     = "t3.xlarge"
}

variable "instance_name" {
  description = "Name tag for the EC2 instance"
  type        = string
  default     = "LangfuseEC2"
}

variable "key_name" {
  description = "EC2 key pair name for SSH access (optional)"
  type        = string
  default     = ""
}

variable "sg_name" {
  description = "Security group name"
  type        = string
  default     = "langfuse-sg"
}

variable "allowed_ports" {
  description = "List of TCP ports to allow inbound"
  type        = list(number)
  default     = [22, 80, 443, 3000]
}

variable "root_volume_size" {
  description = "Root EBS volume size in GB"
  type        = number
  default     = 100
}

variable "root_volume_type" {
  description = "Root EBS volume type"
  type        = string
  default     = "gp2"
}

variable "ebs_device_name" {
  description = "Device name for the additional EBS volume"
  type        = string
  default     = "/dev/sdf"
}

# ──────────────────────────────────────────────
# Langfuse
# ──────────────────────────────────────────────
variable "langfuse_repo_url" {
  description = "Langfuse git repository URL"
  type        = string
  default     = "https://github.com/langfuse/langfuse.git"
}

variable "langfuse_web_port" {
  description = "Langfuse web UI port"
  type        = number
  default     = 3000
}