---
- name: Install PostgreSQL on openSUSE Leap
  hosts: postgres_servers
  become: yes
  vars:
    postgres_user: "{{ postgres_user }}"
    postgres_password: "{{ postgres_password }}"
    postgres_db: "{{ postgres_db }}"        
  tasks:

    - name: Update zypper
      command: zypper refresh
      register: zypper_refresh
      changed_when: "'Refreshing' in zypper_refresh.stdout"

    - name: Update System
      zypper:
        name: '*'
        state: latest
      when: zypper_refresh.changed

    - name: Update PostgreSQL package
      zypper:
        name:
          - postgresql-server
          - postgresql-contrib
        state: present

    - name: PostgreSQL initdb 
      command: sudo -u postgres initdb -D /var/lib/pgsql/data
      args:
        creates: /var/lib/pgsql/data/PG_VERSION

    - name: Systemctl start and enable PostgreSQL
      service:
        name: postgresql
        state: started
        enabled: yes

    - name: python3-psycopg2 install
      zypper:
        name: python3-psycopg2
        state: present

    - name: Change listen_addresses in postgresql.conf
      lineinfile:
        path: /var/lib/pgsql/data/postgresql.conf
        regexp: '^#?listen_addresses\s*='
        line: "listen_addresses = '*'"
      notify: Restart PostgreSQL

    - name: Change pg_hba.conf 
      lineinfile:
        path: /var/lib/pgsql/data/pg_hba.conf
        regexp: '^host\s+all\s+all\s+0\.0\.0\.0/0\s+md5'
        line: "host    all             all             0.0.0.0/0               md5"
      notify: Restart PostgreSQL

    - name: Create User PostgreSQL
      community.postgresql.postgresql_user:
        name: "{{ postgres_user }}"
        password: "{{ postgres_password }}"
        state: present

    - name: Create Base PostgreSQL
      community.postgresql.postgresql_db:
        name: "{{ postgres_db }}"
        owner: "{{ postgres_user }}"
        encoding: UTF8
        state: present

    - name: Create table "contacts" 
      community.postgresql.postgresql_query:
        db: "{{ postgres_db }}"
        query: |
          CREATE TABLE IF NOT EXISTS contacts (
            имя VARCHAR(100),
            телефон VARCHAR(20)
          );
        login_user: "{{ postgres_user }}"
        login_password: "{{ postgres_password }}"

  handlers:
    - name: Restart PostgreSQL
      service:
        name: postgresql
        state: restarted