---
# Main tasks in Nextcloud installation

- name: Install required packages
  apt:
    name: '{{ required_packages }}'
    state: present
  notify:
    - start http
    - start php-fpm

- fail:
    msg: Debugging

- name: Configure Nginx web server
  include_tasks: http_nginx.yml

- name: Configure Redis server
  include_tasks: ./redis_server.yml
  when: (nextcloud_install_redis_server | bool)

- block:
  - name: Configure mysql/mariadb database
    include_tasks: ./db_mysql.yml
    when: nextcloud_db_backend in ["mysql", "mariadb"]

  - name: Configure PostgreSQL database
    include_tasks: ./db_postgresql.yml
    when: nextcloud_db_backend in ["pgsql"]
  when: nextcloud_install_db

- name: Check Nextcloud installed
  stat: "path={{ nextcloud_webroot }}/index.php"
  register: nc_nextcloud_installed

- name: Downloading Nextcloud
  include_tasks: ./nc_download.yml
  when: not nc_nextcloud_installed.stat.exists

- name: Check Nextcloud configuration exists.
  stat: path="{{ nextcloud_webroot }}/config/config.php"
  register: nc_nextcloud_conf

- name: Check Nextcloud is configured
  command: grep -q "{{ nextcloud_trusted_domain| first }}" {{ nextcloud_webroot }}/config/config.php
  failed_when: False
  changed_when: False
  register: nc_nextcloud_configured
  when: nc_nextcloud_conf.stat.exists

- name: Nextcloud installation
  include_tasks: ./nc_installation.yml
  when: |
    (not nc_nextcloud_conf.stat.exists) or
    (nc_nextcloud_configured.rc is defined and nc_nextcloud_configured.rc != 0)

- block:
  - name: "[NC apps] - lists the number of apps available in the instance."
    command: php occ app:list --output=json_pretty --no-warnings
    args:
      chdir: "{{ nextcloud_webroot }}"
    become_user: "{{ nextcloud_websrv_user }}"
    become: yes
    become_flags: "{{ ansible_become_flags | default(omit) }}"
    changed_when: false
    register: nc_apps_list

  - name: "[NC apps] - convert list to yaml."
    set_fact: nc_available_apps="{{ nc_apps_list.stdout | from_json }}"

  - name: "[NC apps] - installation."
    include_tasks: ./nc_apps.yml
    # do if the app is not enabled and ( (archive path is not "") or (app is disabled) )
    when:
      - item.key not in nc_available_apps.enabled
      - (item.value is not none) or (item.key in nc_available_apps.disabled)
    with_dict: "{{ nextcloud_apps }}"
  when:
    - nextcloud_apps is defined
    - nextcloud_apps is mapping

- name: Add indices
  command: php occ db:add-missing-indices
  args: 
    chdir: "{{ nextcloud_webroot }}"
  become_user: "{{ nextcloud_websrv_user }}"
  become: yes
  become_flags: "{{ ansible_become_flags | default(omit) }}"