- name: Deploy billing-service
  hosts: "{{ billing_service_hosts | default('billing_service') }}"
  gather_facts: true
  become: true
  vars:
    billing_service_source_dir: >-
      {{ lookup('ansible.builtin.env', 'BILLING_SERVICE_SOURCE_DIR')
         | default(playbook_dir ~ '/../billing-service', true) }}
    billing_service_exporter_base_url: >-
      {{ lookup('ansible.builtin.env', 'EXPORTER_BASE_URL')
         | default('http://127.0.0.1:8080', true) }}
    billing_service_exporter_sources_json: >-
      {{ lookup('ansible.builtin.env', 'EXPORTER_SOURCES_JSON')
         | default('', true) }}
    billing_service_internal_service_token: >-
      {{ lookup('ansible.builtin.vars', 'INTERNAL_SERVICE_TOKEN', default=lookup('ansible.builtin.env', 'INTERNAL_SERVICE_TOKEN') | default('', true)) }}
    billing_service_database_url: >-
      {{ lookup('ansible.builtin.env', 'DATABASE_URL')
         | default('', true) }}
    billing_service_listen_addr: >-
      {{ lookup('ansible.builtin.env', 'BILLING_SERVICE_LISTEN_ADDR')
         | default('127.0.0.1:8081', true) }}
    billing_service_collect_interval: >-
      {{ lookup('ansible.builtin.env', 'COLLECT_INTERVAL')
         | default('1m', true) }}
    billing_service_default_region: >-
      {{ lookup('ansible.builtin.env', 'DEFAULT_REGION')
         | default('', true) }}
    billing_service_source_revision: >-
      {{ lookup('ansible.builtin.env', 'SOURCE_REVISION')
         | default('billing-service-v1', true) }}
    billing_service_price_per_byte: >-
      {{ lookup('ansible.builtin.env', 'PRICE_PER_BYTE')
         | default('0', true) }}
    billing_service_initial_included_quota_bytes: >-
      {{ lookup('ansible.builtin.env', 'INITIAL_INCLUDED_QUOTA_BYTES')
         | default('0', true) }}
    billing_service_initial_balance: >-
      {{ lookup('ansible.builtin.env', 'INITIAL_BALANCE')
         | default('0', true) }}
  pre_tasks:
    - name: Validate DATABASE_URL is present
      ansible.builtin.assert:
        that:
          - billing_service_database_url | length > 0
        fail_msg: "DATABASE_URL must be exported before running this playbook."
        success_msg: "DATABASE_URL found"
    - name: Validate INTERNAL_SERVICE_TOKEN is present
      ansible.builtin.assert:
        that:
          - billing_service_internal_service_token | length > 0
        fail_msg: "INTERNAL_SERVICE_TOKEN must be exported before running this playbook."
        success_msg: "INTERNAL_SERVICE_TOKEN found"
  roles:
    - roles/vhosts/billing-service