- name: Set upstream variable
  set_fact:
    upstream: "{{ service.upstream }}"

- name: Check if upstream exists
  uri:
    url: "{{ server.kong_app_admin_url }}/upstreams/{{ upstream.conf.name }}"
    method: GET
    headers:
      apikey: "{{ server.kong_app_admin_apikey }}"
    status_code: 200,404
  register: kong_app_check_upstream

- name: Update or Create upstream
  uri:
    url: "{{ server.kong_app_admin_url }}/upstreams/{{ exists_upstream | ternary('', upstream.conf.name) }}"
    method: "{{ exists_upstream | ternary('POST', 'PATCH') }}"
    body: "{{ upstream.conf | to_json }}"
    status_code: 200,201
    headers:
      apikey: "{{ server.kong_app_admin_apikey }}"
      Content-Type: application/json
  vars:
    exists_upstream: "{{ kong_app_check_upstream.status|default(404) == 404 }}"

- name: Get upstream targets
  uri:
    url: "{{ server.kong_app_admin_url }}/upstreams/{{ upstream.conf.name }}/targets"
    method: GET
    headers:
      apikey: "{{ server.kong_app_admin_apikey }}"
  register: kong_app_service_targets_check

- name: Create targets
  uri:
    url: "{{ server.kong_app_admin_url }}/upstreams/{{ upstream.conf.name }}/targets"
    method: POST
    body: "{{ target | to_json }}"
    headers:
      apikey: "{{ server.kong_app_admin_apikey }}"
      Content-Type: application/json
    status_code: 201
  with_items: "{{ upstream.targets | default([]) }}"
  loop_control:
    loop_var: target

- name: Delete old targets
  uri:
    url: "{{ server.kong_app_admin_url }}/upstreams/{{ upstream.conf.name }}/targets/{{ item.id }}"
    method: DELETE
    headers:
      apikey: "{{ server.kong_app_admin_apikey }}"
    status_code: 204,404
  with_items: "{{ kong_app_service_targets_check.json.data }}"
  when: not kong_app_service_targets_check is skipped