- name: Check for existing dotfiles repository
  ansible.builtin.stat:
    path: "{{ dotfiles_repo_destination }}HEAD"
  register: dotfiles_repo_head
  changed_when: false

- name: Clone into /tmp
  ansible.builtin.git:
    dest: /tmp/dotfiles
    repo: "{{ dotfiles_repo_source }}"
    version: "{{ dotfiles_repo_commit }}"
  when: not dotfiles_repo_head.stat.exists

- name: Back up existing dotfiles
  ansible.builtin.shell:
    chdir: /tmp/dotfiles
    cmd: |
      git ls-files | while read -r line; do
      mv $HOME/$line $HOME/$line.bak
      done
  # when: # TODO only if bare repo doesnt already exist
  when: not dotfiles_repo_head.stat.exists
- name: Initialize dotfiles repository in user home
  ansible.builtin.git:
    bare: true
    update: true
    dest: "{{ ansible_user_directory }}/{{ dotfiles_repo_destination }}"
    repo: "{{ dotfiles_repo_source }}"
    version: "{{ dotfiles_repo_commit }}"