# Variables
variable "aws_region" {
  description = "AWS region for resources"
  type        = string
  default     = "us-west-2"
}

variable "environment" {
  description = "Environment name"
  type        = string
  default     = "dev"
}

# Provider configuration
provider "aws" {
  region = var.aws_region
}

# Resource definitions
resource "aws_vpc" "main" {
  cidr_block           = "10.0.0.0/16"
  enable_dns_hostnames = true
  enable_dns_support   = true

  tags = {
    Name        = "${var.environment}-vpc"
    Environment = var.environment
  }
}

resource "aws_subnet" "public" {
  vpc_id                  = aws_vpc.main.id
  cidr_block              = "10.0.1.0/24"
  availability_zone       = "${var.aws_region}a"
  map_public_ip_on_launch = true

  tags = {
    Name        = "${var.environment}-public-subnet"
    Environment = var.environment
  }
}

# Output values
output "vpc_id" {
  description = "ID of the created VPC"
  value       = aws_vpc.main.id
}

output "subnet_id" {
  description = "ID of the public subnet"
  value       = aws_subnet.public.id
}