terraform {
  required_providers {
    aws = {
      source  = "hashicorp/aws"
      version = "~> 5.0"
    }
  }
}

provider "aws" {
  region = "eu-west-1"

  default_tags {
    tags = {
      Project = "espaciodatos-{UUID}"
    }
  }
}

resource "aws_vpc" "simpl_vpc" {
  cidr_block           = "10.0.0.0/16"
  enable_dns_support   = true
  enable_dns_hostnames = true

  tags = {
    Name = "simpl-vpc-{UUID}"
  }
}

resource "aws_subnet" "simpl_subnet" {
  vpc_id                  = aws_vpc.simpl_vpc.id
  cidr_block              = "10.0.1.0/24"
  map_public_ip_on_launch = true

  tags = {
    Name = "simpl-subnet-{UUID}"
  }
}

resource "aws_internet_gateway" "simpl_igw" {
  vpc_id = aws_vpc.simpl_vpc.id

  tags = {
    Name = "simpl-igw-{UUID}"
  }
}

resource "aws_route_table" "simpl_rt" {
  vpc_id = aws_vpc.simpl_vpc.id

  route {
    cidr_block = "0.0.0.0/0"
    gateway_id = aws_internet_gateway.simpl_igw.id
  }

  tags = {
    Name = "simpl-rt-{UUID}"
  }
}

resource "aws_route_table_association" "simpl_rta" {
  subnet_id      = aws_subnet.simpl_subnet.id
  route_table_id = aws_route_table.simpl_rt.id
}

resource "aws_security_group" "simpl_sg" {
  count       = 1
  name        = "simpl-sg-{UUID}"
  description = "SIMPL security group"
  vpc_id      = aws_vpc.simpl_vpc.id

  ingress {
    description = "SSH"
    from_port   = 22
    to_port     = 22
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  dynamic "ingress" {
    for_each = toset(["3342", "888"])
    content {
      from_port   = tonumber(ingress.value)
      to_port     = tonumber(ingress.value)
      protocol    = "tcp"
      cidr_blocks = ["0.0.0.0/0"]
    }
  }

  egress {
    from_port   = 0
    to_port     = 0
    protocol    = "-1"
    cidr_blocks = ["0.0.0.0/0"]
  }
}

resource "aws_instance" "simpl_vm" {
  ami                    = "ami-589452222222"
  instance_type          = "m5.large"
  subnet_id              = aws_subnet.simpl_subnet.id
  vpc_security_group_ids = 1 > 0 ? [aws_security_group.simpl_sg[0].id] : []
  user_data_base64       = "var.simpl_cloud_init"

  root_block_device {
    volume_size = 500
  }

  tags = {
    Name = "offering-enterprise-server-{UUID}-terraform"
  }
}

output "vmIps" {
  depends_on = [aws_instance.simpl_vm]
  value      = [aws_instance.simpl_vm.public_ip]
}