---
- name: Delete cloud stack VPC
  hosts: localhost
  gather_facts: false

  vars:
    aws_vpc_name: aws-test-vpc
    aws_sg_name: aws-test-sg
    aws_subnet_name: aws-test-subnet
    aws_subnet_cidr: 10.0.1.0/24
    aws_rt_name: aws-test-rt
    aws_purpose_tag: ansible_demo

  tasks:
    - name: Verify the VPC name
      ansible.builtin.assert:
        that:
          - aws_vpc_name == "aws-test-vpc"
        fail_msg: 'Only the VPC "aws-test-vpc" can be deleted with this playbook'

    - name: Retrieve VPC info
      amazon.aws.ec2_vpc_net_info:
        region: "{{ create_vm_aws_region }}"
        filters:
          "tag:Name": "{{ aws_vpc_name }}"
          "tag:purpose": "{{ aws_purpose_tag }}"
      register: _vpc

    - name: Retrieve internet gateway info
      amazon.aws.ec2_vpc_igw_info:
        region: "{{ create_vm_aws_region }}"
        filters:
          "tag:Name": "{{ aws_vpc_name }}"
          "tag:purpose": "{{ aws_purpose_tag }}"
      register: _igw

    - name: Retrieve route table info
      amazon.aws.ec2_vpc_route_table_info:
        region: "{{ create_vm_aws_region }}"
        filters:
          "tag:Name": "{{ aws_rt_name }}"
          "tag:purpose": "{{ aws_purpose_tag }}"
      register: _rt

    - name: Delete demo security group
      amazon.aws.ec2_security_group:
        name: "{{ aws_sg_name }}"
        region: "{{ create_vm_aws_region }}"
        vpc_id: "{{ _vpc.vpcs.0.id }}"
        state: absent
      when: _vpc.vpcs

    - name: Delete subnet in the VPC
      amazon.aws.ec2_vpc_subnet:
        vpc_id: "{{ _vpc.vpcs.0.id }}"
        cidr: "{{ aws_subnet_cidr }}"
        region: "{{ create_vm_aws_region }}"
        state: absent
      when: _vpc.vpcs

    - name: Delete the subnet route table
      amazon.aws.ec2_vpc_route_table:
        route_table_id: "{{ _rt.route_tables.0.route_table_id }}"
        region: "{{ create_vm_aws_region }}"
        lookup: id
        state: absent
      when: _rt.route_tables

    - name: Delete internet gateway
      amazon.aws.ec2_vpc_igw:
        internet_gateway_id: "{{ _igw.internet_gateways.0.internet_gateway_id }}"
        region: "{{ create_vm_aws_region }}"
        state: absent
      when: _igw.internet_gateways

    - name: Delete VPC
      amazon.aws.ec2_vpc_net:
        vpc_id: "{{ _vpc.vpcs.0.id }}"
        region: "{{ create_vm_aws_region }}"
        state: absent
      when: _vpc.vpcs

...