---
- name: Install Pi-hole dependencies
  ansible.builtin.apt:
    name:
      - curl
      - git
      - libcap2-bin
      - dns-root-data
    state: present
    update_cache: true

- name: Create Pi-hole config directory
  ansible.builtin.file:
    path: /etc/pihole
    state: directory
    mode: "0755"

- name: Write Pi-hole setup vars
  ansible.builtin.template:
    src: setupVars.conf.j2
    dest: /etc/pihole/setupVars.conf
    mode: "0644"

- name: Check if Pi-hole is already installed
  ansible.builtin.stat:
    path: /usr/local/bin/pihole
  register: pihole_binary

- name: Download Pi-hole installer
  ansible.builtin.get_url:
    url: https://install.pi-hole.net
    dest: /tmp/pihole-install.sh
    mode: "0755"
  when: not pihole_binary.stat.exists

- name: Run Pi-hole unattended installer
  ansible.builtin.command:
    cmd: /tmp/pihole-install.sh --unattended
    creates: /usr/local/bin/pihole
  when: not pihole_binary.stat.exists

- name: Set Pi-hole web password
  ansible.builtin.command:
    cmd: /usr/local/bin/pihole setpassword "{{ pihole_password }}"
  changed_when: true

- name: Set local DNS hosts in pihole.toml
  ansible.builtin.template:
    src: update_hosts.py.j2
    dest: /tmp/pihole_update_hosts.py
    mode: "0755"
  notify: Update pihole hosts

- name: Ensure pihole-FTL is running
  ansible.builtin.service:
    name: pihole-FTL
    state: started
    enabled: true