---
# These tasks will update the pacman repos if Docker is not already installed.
#
# We only want to update the chache if needed, otherwise this will break
# idempotentcy.

- name: Get a list of installed pacakges.
  ansible.builtin.package_facts:
    manager: auto

- name: Update pacman cache if docker is not installed.
  pacman:
    update_cache: true
  become: true
  when: "'docker' not in ansible_facts.packages"