- name: initialize Postgres DB
  block:
    - name: check if user/role exists
      command: psql -A -t {{db_master_url}} -c "SELECT 1 FROM pg_roles WHERE rolname='{{db_user}}'"
      register: user_exists

    - debug:
        var: user_exists.stdout_lines

    - name: create user/role
      command: psql {{db_master_url}} -c "CREATE USER {{db_user}} WITH PASSWORD '{{db_password}}'"
      register: shell_output
      when: user_exists.stdout != "1"

    - debug:
        var: shell_output.stdout_lines
      when: user_exists.stdout != "1"

    - name: grant membership role
      command: psql {{db_master_url}} -c "GRANT {{db_user}} TO {{db_master_user}}"
      register: shell_output
      when: user_exists.stdout != "1"

    - debug:
        var: shell_output.stdout_lines
      when: user_exists.stdout != "1"

    - name: check if xraydb exists
      command: psql -A -t {{db_master_url}} -c "SELECT 1 FROM pg_database WHERE datname='xraydb'"
      register: db_exists

    - debug:
        var: db_exists.stdout_lines

    - name: create xraydb database
      command: psql {{db_master_url}} -c "CREATE DATABASE xraydb WITH OWNER={{db_user}} ENCODING='UTF8'"
      register: shell_output
      when: db_exists.stdout != "1"

    - debug:
        var: shell_output.stdout_lines
      when: db_exists.stdout != "1"

    - name: grant xraydb privileges to role
      command: psql {{db_master_url}} -c "GRANT ALL PRIVILEGES ON DATABASE xraydb TO {{db_user}}"
      register: shell_output
      when: db_exists.stdout != "1"

    - debug:
        var: shell_output.stdout_lines
      when: db_exists.stdout != "1"
  become: yes