matrix-docker-ansible-deploy/roles/custom/matrix-client-element/tasks/prepare_themes.yml

---

#
# Tasks related to setting up Element Web themes
#

- when: matrix_client_element_themes_enabled | bool
  run_once: true
  delegate_to: 127.0.0.1
  become: false
  block:
    - name: Ensure Element Web themes repository is pulled
      ansible.builtin.git:
        repo: "{{ matrix_client_element_themes_repository_url }}"
        version: "{{ matrix_client_element_themes_repository_version }}"
        dest: "{{ role_path }}/files/scratchpad/themes"

    - name: Find all Element Web theme files
      ansible.builtin.find:
        paths: "{{ role_path }}/files/scratchpad/themes"
        patterns: "*.json"
        recurse: true
      register: matrix_client_element_theme_file_list

    - name: Read Element Web theme
      ansible.builtin.slurp:
        path: "{{ item.path }}"
      register: "matrix_client_element_theme_file_contents"
      with_items: "{{ matrix_client_element_theme_file_list.files }}"

    - name: Load Element Web theme
      ansible.builtin.set_fact:
        matrix_client_element_setting_defaults_custom_themes: "{{ matrix_client_element_setting_defaults_custom_themes + [item['content'] | b64decode | from_json] }}"  # noqa var-naming
      with_items: "{{ matrix_client_element_theme_file_contents.results }}"

#
# Tasks related to getting rid of Element Web themes (if it was previously enabled)
#

- name: Ensure Element Web themes repository is removed
  ansible.builtin.file:
    path: "{{ role_path }}/files/scratchpad/themes"
    state: absent
  run_once: true
  delegate_to: 127.0.0.1
  become: false
  when: "not matrix_client_element_themes_enabled | bool"