---
- name: Install packages
  apt:
    name:
      - nginx
  become: true

- name: Install site config
  template:
    src: nginx.conf.j2
    dest: '/etc/nginx/sites-available/{{ item.key }}'
  become: true
  with_dict: '{{ nginx.servers }}'
  notify:
    - restart nginx

- name: Enable sites
  file:
    src: '/etc/nginx/sites-available/{{ item.key }}'
    dest: '/etc/nginx/sites-enabled/{{ item.key }}'
    state: link
  become: true
  with_dict: '{{ nginx.servers }}'
  notify:
    - restart nginx

- name: Find old site links
  find:
    paths: '/etc/nginx/sites-enabled/'
    excludes: '{{ nginx.servers.keys() }}'
    file_type: link
    depth: false
  become: true
  register: links_to_delete

- name: Find old site files
  find:
    paths: '/etc/nginx/sites-available/'
    excludes: '{{ nginx.servers.keys() }}'
    file_type: file
    depth: false
  become: true
  register: files_to_delete

- name: Delete old site files and links
  file:
    path: "{{ item.path }}"
    state: absent
  with_items: "{{ links_to_delete.files + files_to_delete.files }}"
  become: true
  notify:
    - restart nginx