---
- name: Get all Docker networks
  ansible.builtin.command: docker network ls --format "{{ '{{' }}.Name{{ '}}' }}"
  register: all_networks
  changed_when: false
  when: docker_networks is defined

- name: Get list of managed network names
  ansible.builtin.set_fact:
    managed_network_names: "{{ docker_networks | map(attribute='name') | list }}"
  when: docker_networks is defined

- name: Check networks to remove
  ansible.builtin.set_fact:
    networks_to_remove: "{{ all_networks.stdout_lines | difference(managed_network_names | default([])) | difference(['bridge', 'host', 'none']) | list }}"
  when: docker_networks is defined

- name: Remove Docker networks no longer in configuration
  ansible.builtin.command: docker network rm {{ item }}
  loop: "{{ networks_to_remove | default([]) }}"
  loop_control:
    label: "{{ item }}"
  when:
    - docker_networks is defined
    - networks_to_remove | default([]) | length > 0
  ignore_errors: true
  failed_when: false

- name: Check if Docker network exists
  ansible.builtin.command: docker network inspect {{ item.name }}
  register: network_check
  changed_when: false
  failed_when: false
  loop: "{{ docker_networks }}"
  when: docker_networks | length > 0

- name: Create Docker networks
  ansible.builtin.command: >
    docker network create
    --driver {{ item.driver | default('bridge') }}
    {% if item.subnet is defined %}--subnet {{ item.subnet }}{% endif %}
    {% if item.gateway is defined %}--gateway {{ item.gateway }}{% endif %}
    {% if item.ip_range is defined %}--ip-range {{ item.ip_range }}{% endif %}
    {{ item.name }}
  loop: "{{ docker_networks }}"
  loop_control:
    label: "{{ item.name }}"
  when:
    - docker_networks | length > 0
    - network_check.results | selectattr('item.name', 'equalto', item.name) | selectattr('rc', 'equalto', 1) | list | length > 0
  ignore_errors: true