- name: Create Linux user {{ kolibri_user }} and add it to groups {{ apache_user }}, disk
  user:
    name: "{{ kolibri_user }}"
    groups:
      - "{{ apache_user }}"
      - disk
    state: present
    shell: /bin/false
    system: yes
    create_home: no

- name: Create directory {{ kolibri_home }} for Kolibri content, configuration, sqlite3 databases ({{ kolibri_user }}:{{ apache_user }}, by default 0755)
  file:
    state: directory
    path: "{{ kolibri_home }}"     # /library/kolibri
    owner: "{{ kolibri_user }}"    # kolibri
    group: "{{ apache_user }}"     # www-data (on Debian/Ubuntu/Raspbian)

- name: Create directory /etc/kolibri (by default 0755)
  file:
    state: directory
    name: /etc/kolibri

- name: Save kolibri_user ({{ kolibri_user }}) to /etc/kolibri/username
  copy:
    content: "{{ kolibri_user }}"
    dest: /etc/kolibri/username

- name: Save kolibri_home (KOLIBRI_HOME="{{ kolibri_home }}") to /etc/kolibri/daemon.conf
  copy:
    content: 'KOLIBRI_HOME="{{ kolibri_home }}"'
    dest: /etc/kolibri/daemon.conf

- name: apt install latest Kolibri .deb from {{ kolibri_deb_url }} (populates {{ kolibri_home }}, migrates database)    # i.e. /library/kolibri
  apt:
    deb: "{{ kolibri_deb_url }}"    # https://learningequality.org/r/kolibri-deb-latest
  environment:
    KOLIBRI_HOME: "{{ kolibri_home }}"    # These don't do a thing for now but
    KOLIBRI_USER: "{{ kolibri_user }}"    # both can't hurt & Might Help Later
  when: kolibri_deb_url is defined

- block:    # ELSE...

  # https://kolibri.readthedocs.io/en/latest/install/ubuntu-debian.html says:
  # "When you use the PPA installation method, upgrades to newer versions
  # will be automatic, provided there is internet access available."

  - name: Add Kolibri PPA repo 'ppa:learningequality/kolibri' (if is_ubuntu and not is_linuxmint)
    apt_repository:
      repo: ppa:learningequality/kolibri
    when: is_ubuntu and not is_linuxmint

  # 2022-08-19: 'add-apt-repository ppa:learningequality/kolibri' works at CLI on
  # Mint 21 (creating /etc/apt/sources.list.d/learningequality-kolibri-jammy.list)
  # BUT equivalent Ansible command (STANZA ABOVE) failed with error...
  # "Failed to update apt cache: E:The repository 'http://ppa.launchpad.net/learningequality/kolibri/ubuntu vanessa Release' does not have a Release file."
  # ...so for now we special case Mint, similar to Debian (BOTH STANZAS BELOW!)

  # 2022-08-19: https://github.com/learningequality/kolibri/issues/9647 also asks
  # about the warning below, arising no matter if codename is 'focal' or 'jammy'
  # with Kolibri 0.15.6 on Mint 21 -- if you run '/usr/bin/kolibri --version':
  #
  # /usr/lib/python3/dist-packages/pkg_resources/__init__.py:116: PkgResourcesDeprecationWarning: 0.1.43ubuntu1 is an invalid version and will not be supported in a future release
  # warnings.warn(

  # 2022-08-19: 'apt-key list' & 'apt-key del 3194 DD81' are useful if you also
  # want to clear out Kolibri's key from the DEPRECATED /etc/apt/trusted.gpg

  - name: Add Kolibri PPA repo 'ppa:learningequality/kolibri' with codename 'jammy' (if is_linuxmint_21)
    apt_repository:
      repo: ppa:learningequality/kolibri
      codename: jammy    # CONSOLIDATE THIS STANZA WITH UBUNTU ABOVE IN FUTURE?
    when: is_linuxmint_21

  - name: Add Kolibri PPA repo 'ppa:learningequality/kolibri' with codename 'focal' (if is_debian or is_linuxmint_20)
    apt_repository:
      repo: ppa:learningequality/kolibri
      codename: focal    # UPDATE THIS TO 'jammy' AFTER "RasPiOS Bookworm" (based on Debian 12) IS RELEASED! (ETA Q3 2023)
    when: is_debian or is_linuxmint_20

  - name: apt install kolibri (populates {{ kolibri_home }}, migrates database)    # i.e. /library/kolibri
    apt:
      name: kolibri
    environment:
      KOLIBRI_HOME: "{{ kolibri_home }}"    # These don't do a thing for now but
      KOLIBRI_USER: "{{ kolibri_user }}"    # both can't hurt & Might Help Later

  when: kolibri_deb_url is undefined

- name: 'Install from template: /etc/systemd/system/kolibri.service'
  template:
    src: kolibri.service.j2
    dest: /etc/systemd/system/kolibri.service

- name: Stop 'kolibri' systemd service, for Kolibri provisioning (after daemon_reload)
  systemd:
    name: kolibri
    daemon_reload: yes
    state: stopped


# 2019-10-01: Should no longer be nec, thanks to /etc/kolibri/daemon.conf
#             containing KOLIBRI_HOME="/library/kolibri" (above)
# - name: Run Kolibri migrations to begin populating {{ kolibri_home }}    # i.e. /library/kolibri
#   shell: export KOLIBRI_HOME="{{ kolibri_home }}" && "{{ kolibri_exec_path }}" manage migrate
#   ignore_errors: yes
#   become: yes
#   become_user: "{{ kolibri_user }}"
#   when: kolibri_provision

# 2020-01-05: Deprecated per https://github.com/iiab/iiab/issues/2103
# - name: Set Kolibri default language ({{ kolibri_language }})
#   shell: export KOLIBRI_HOME="{{ kolibri_home }}" && "{{ kolibri_exec_path }}" language setdefault "{{ kolibri_language }}"
#   ignore_errors: yes
#   become: yes
#   become_user: "{{ kolibri_user }}"
#   when: kolibri_provision

- name: 'Provision Kolibri, while setting: facility name, admin acnt / password, preset type, and language'
  shell: >
    export KOLIBRI_HOME="{{ kolibri_home }}" &&
    "{{ kolibri_exec_path }}" manage provisiondevice --facility "{{ kolibri_facility }}"
    --superusername "{{ kolibri_admin_user }}" --superuserpassword "{{ kolibri_admin_password }}"
    --preset "{{ kolibri_preset }}" --language_id "{{ kolibri_language }}"
    #--preset "{{ kolibri_preset }}" --language_id "{{ kolibri_language }}" --verbosity 0 --noinput
  ignore_errors: yes
  become: yes
  become_user: "{{ kolibri_user }}"
  when: kolibri_provision

- name: chown -R {{ kolibri_user }}:{{ apache_user }} {{ kolibri_home }} for good measure?
  file:
    path: "{{ kolibri_home }}"     # /library/kolibri
    owner: "{{ kolibri_user }}"    # kolibri
    group: "{{ apache_user }}"     # www-data (on Debian/Ubuntu/Raspbian)
    recurse: yes
  when: kolibri_provision


# 2019-10-07: Moved to roles/httpd/tasks/main.yml
# 2019-09-29: roles/kiwix/tasks/kiwix_install.yml installs 4 Apache modules
# for similar purposes (not all nec?)  Only 1 (proxy_http) is needed here.
# - name: Enable Apache module proxy_http for http://box{{ kolibri_url }}    # i.e. http://box/kolibri
#   apache2_module:
#     name: proxy_http


# RECORD Kolibri AS INSTALLED

- name: "Set 'kolibri_installed: True'"
  set_fact:
    kolibri_installed: True

- name: "Add 'kolibri_installed: True' to {{ iiab_state_file }}"
  lineinfile:
    path: "{{ iiab_state_file }}"    # /etc/iiab/iiab_state.yml
    regexp: '^kolibri_installed'
    line: 'kolibri_installed: True'