---
- name: Configure postgresql
  block:
    - name: Ensure postgresql superuser is set
      community.postgresql.postgresql_user:
        name: "{{ postgresql_admin_role }}"
        password: "{{ postgresql_superuser_password }}"
        login_host: "{{ postgresql_login_host }}"
      register: postgresql_superuser_password_result
      until: "postgresql_superuser_password_result is succeeded"
      retries: 10
      delay: 2

    - name: Ensure postgresql configuration is set
      community.postgresql.postgresql_set:
        name: "{{ option.key }}"
        value: "{{ pg_option_value }}"
        login_host: "{{ postgresql_login_host }}"
        login_port: "{{ postgresql_config_port }}"
        login_password: "{{ postgresql_superuser_password }}"
      loop: "{{ postgresql_merged_config | dict2items }}"
      loop_control:
        loop_var: option
      vars:
        pg_option_value: >-2
          {{
            (option.value | join(' '))
            if (option.value is iterable
              and option.value is not string
              and option.value is not mapping)
            else option.value
          }}
      register: postgresql_config_results

    - name: Ensure postgresql configuration is reloaded
      community.postgresql.postgresql_query:
        db: "postgres"
        query: "SELECT pg_reload_conf();"
        login_host: "{{ postgresql_login_host }}"
        login_port: "{{ postgresql_config_port }}"
        login_password: "{{ postgresql_superuser_password }}"

    - name: Ensure restart handler is fired if required
      debug:
        msg: "{{ result.option.key }} changed! Restart required: {{ result.restart_required }}"
      when: result.changed
      changed_when: "{{ result.restart_required }}"
      notify: postgresql_restart
      loop: "{{ postgresql_config_results.results }}"
      loop_control:
        loop_var: result
        label: "{{ result.option.key }}"
  when: postgresql_state == 'present'
  vars:
    postgresql_login_host: >-2
      {{
        (postgresql_config_unix_socket_directories | first)
        if postgresql_config_connect_socket else 
        (postgresql_container_info.container.NetworkSettings.IPAddress)
      }}