---
# Copyright 2023, Cleura AB.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Fetch the list of already existing images
  openstack.cloud.image_info:
    cloud: "{{ openstack_resources_cloud_name }}"
    interface: "{{ openstack_resources_interface }}"
  when:
    - openstack_resources_image['images'] | selectattr('checksum', 'defined')
    - not (openstack_resources_image['image_force_upload'] | default(false))
  register: existing_images

- name: Upload images
  ansible.builtin.include_tasks:
    file: image_upload.yml
  loop: "{{ images_for_upload | batch(openstack_resources_image['image_upload_batch'] | default(3)) }}"
  loop_control:
    loop_var: images
    label: "{{ images_for_upload | map(attribute='name') | to_json }}"
  vars:
    existing_images_checksums: "{{ existing_images['images'] | default([]) | map(attribute='checksum') }}"
    images_for_upload: >-
      {{
        (openstack_resources_image['image_force_upload'] | default(false)) | ternary(
          openstack_resources_image['images'],
          openstack_resources_image['images'] | selectattr('checksum', 'defined') | rejectattr('checksum', 'in', existing_images_checksums) +
          openstack_resources_image['images'] | rejectattr('checksum', 'defined')
        )
      }}

- name: Retrieve fresh details about controlled OpenStack images
  openstack.cloud.image_info:
    cloud: "{{ openstack_resources_cloud_name }}"
    interface: "{{ openstack_resources_interface }}"
    filters:
      "name": "{{ image['name'] }}"
  register: available_images
  loop: "{{ openstack_resources_image['images'] | rejectattr('checksum', 'undefined') }}"
  loop_control:
    loop_var: image
    label: "name={{ image['name'] }}"

- name: Define images to rotate
  ansible.builtin.set_fact:
    images_to_rotate: |-
      {% set image_rotate = {} %}
      {% for image_result in available_images['results'] %}
      {%   set _ = image_rotate.update({
             image_result['image']['name']: image_result['images'] | rejectattr('checksum', 'eq', image_result['image']['checksum'])
           })
      %}
      {% endfor %}
      {{ image_rotate }}

- name: Looping over images to rotate
  ansible.builtin.include_tasks:
    file: image_rotate.yml
  loop: "{{ available_images['results'] | map(attribute='image') }}"
  loop_control:
    loop_var: image
    label: "{{ image['name'] }}"
  when:
    - images_to_rotate[image['name']] | length > 0