- name: Make sure the role is run on Fedora
  fail:
    msg: "This role supports Fedora only"
  when: "ansible_distribution != 'Fedora'"

- name: Check cabal version
  command: cabal --version
  failed_when: false
  register: _cabal_version

- block:
    - name: Install cabal copr
      command: dnf copr enable -y petersen/cabal-install
      become: true

    - name: Install cabal
      package:
        name: cabal-install
        state: present
      become: true
  when: _cabal_version.rc != 0

- name: Check package
  stat:
    path: "~/.cabal/packages"
  register: _cabal_packages

- name: Update package list
  command: cabal update
  when: not _cabal_packages.stat.exists