ansible/roles/desktop-sddm/tasks/main.yml

#!/usr/bin/ansible-playbook
# vim:ft=ansible:
---
- name: Install and configure SDDM
  block:
    - name: Install SDDM
      apt:
        name:
          - sddm
    - name: Create config directory
      file:
        path: /etc/sddm.conf.d
        state: directory
    - name: Template out config
      template:
        src: main.conf
        dest: /etc/sddm.conf.d/50-ansible.conf
        mode: "0644"
    - name: Install theme
      block:
        - name: Remove KDE config
          file:
            path: /etc/sddm.conf.d/kde_settings.conf
            state: absent
        - name: Download theme
          get_url:
            url: "{{ sddm_theme }}"
            dest: "/usr/share/sddm/themes/ansible.zip"
          register: t
        - name: Unpack theme
          unarchive:
            src: "/usr/share/sddm/themes/ansible.zip"
            dest: "/usr/share/sddm/themes"
            remote_src: yes
          when: t is changed
      when: sddm_theme is defined
    - name: Template out theme config
      template:
        src: theme.conf
        dest: /etc/sddm.conf.d/51-ansible-theme.conf
        mode: "0644"
      when: sddm_theme_name is defined
  become: yes