---
- name: Add APT key for PostgreSQL repository
  apt_key:
    url: https://www.postgresql.org/media/keys/ACCC4CF8.asc

- name: Add PostgreSQL APT repository
  apt_repository:
    repo: deb http://apt.postgresql.org/pub/repos/apt buster-pgdg main

- name: Install PostgreSQL
  apt:
    name: postgresql-{{ postgresql_version }}

- name: Start and enable PostgreSQL service
  service:
    name: postgresql
    state: started
    enabled: true

- name: Set configuration options in postgresql.conf
  lineinfile:
    path: /etc/postgresql/{{ postgresql_version }}/main/postgresql.conf
    regexp: "^#?{{ item.key }} ?="
    line: "{{ item.key }} = {{ item.value }}"
  loop: "{{ _postgresql_settings | combine(postgresql_settings) | dict2items }}"
  notify:
    - Restart postgresql