ansible_role_sway/tasks/main.yml

---
# register variables
- import_tasks: variables.yml

# ensure i3 packages are installed [Debian].
- include_tasks: setup-Debian.yml
  when: ansible_os_family == 'Debian'

# ensure i3 packages are installed [Archlinux}
- include_tasks: setup-Archlinux.yml
  when: ansible_os_family == 'Archlinux'

# ensure i3 packages are installed [RHEL].
- include_tasks: setup-RedHat.yml
  when: ansible_os_family == 'Fedora' or ansible_os_family == 'RedHat'

# create i3 config file
- name: Creates directory
  file: 
    path: '~/.config/i3'
    state: directory
    mode: 0750
    owner: "{{ ansible_user }}"

- name: create i3 config folder
  file:
    path: ~/.config/i3/
    state: directory
    mode: 0755

- name: register i3 config file
  action: stat path="~/.config/i3/config"
  register: "config_file"
- name: backup i3 config file
  block:

    - name: backup i3 config file if exists
      copy:
        src: ~/.config/i3/config
        dest: ~/.config/i3/config.bak
        remote_src: true
      when: config_file.stat.exists

    - name: create i3 config file
      template:
        src: config.j2
        dest: "/home/{{ ansible_user }}/.config/i3/config"

    - name: check i3 config file
      command: i3 -C
      register: check_config_response
      failed_when: check_config_response.stdout.find('ERROR') != -1
  rescue:

    - name: register backup i3 config file
      action: stat path="~/.config/i3/config.bak"
      register: "config_file_backup"

    - name: restore backup file
      copy:
        src: ~/.config/i3/config.bak
        dest: ~/.config/i3/config
        remote_src: true
      when: config_file_backup.stat.exists