---
- name: clean nextcloud restore dir content
  ansible.builtin.file:
    path: "{{ nextcloud_tmp_path }}"
    state: absent

- name: recreate nextcloud restore dir 
  ansible.builtin.file:
    path: "{{ nextcloud_tmp_path }}"
    state: present

- name: Copy the file from ansible controller to vm host
  copy: 
    src: "{{ item }}"
    dest: "{{ nextcloud_data_path }}"
  loop:
    - "{{ nextcloud_tmp_path }}/dump.sql"
    - "{{ nextcloud_tmp_path }}/data.tgz"
    - "{{ nextcloud_tmp_path }}/config.php"

- name: Extract nc data archive
  ansible.builtin.unarchive:
    src: "{{ nextcloud_data_tmp }}"
    dest: "{{ nextcloud_data_path }}"

- name: stop webserver service
  become: true
  become_user: root
  ansible.builtin.service:
    name: "{{ nextcloud_websrv }}"
    state: stopped

- name: restore psql dump
  become: true
  become_user: "{{ nextcloud_websrv_user }}"
  command: "pg_restore -F c -O -d {{ nextcloud_db_name }} {{ nextcloud_tmp_path }}/dump.sql"

- name: copy config.php over from old instance
  become_user: "{{ nextcloud_websrv_user }}"
  become: true
  ansible.builtin.copy:
    src: "{{ nextcloud_data_tmp }}/config/config.php"
    dest: "{{ nextcloud_webroot }}/config/config.php"
    remote_src: yes #because the config file is already in the nextcloud_tmp_path
    owner: "{{ nextcloud_websrv_user }}"
    group: "{{ nextcloud_websrv_user }}"
    mode: '640' #or u=rwx,g=r,o=

- name: update nextcloud root dir symbolic link
  become_user: "{{ nextcloud_websrv_user }}"
  become: true
  ansible.builtin.file:
    src: "{{ nextcloud_files_path }}/nextcloud-{{ nextcloud_version }}"
    dest: "{{ nextcloud_webroot }}/nextcloud"
    owner: "{{ nextcloud_websrv_user }}"
    group: "{{ nextcloud_websrv_user }}"
    state: link

- name: deactivate nextcloud maintenance mode
  become_user: "{{ nextcloud_websrv_user }}"
  become: true
  command: './console maintenance:mode --off'
  args:
    chdir: "{{ nextcloud_webroot }}"

- name: Run occ upgrade
  become_user: "{{ nextcloud_websrv_user }}"
  become: true
  command: './console upgrade'
  args:
    chdir: "{{ nextcloud_webroot }}"
  register: nc_upgrade_result

- name: display upgrade result
  debug:
    var: nc_upgrade_result.stdout_lines

- name: wait for upgrade to complete
  block:
  - name: wait for nextcloud maintenance mode to become false
    become_user: "{{ nextcloud_websrv_user }}"
    become: true
    command: php occ status
    args:
      chdir: "{{ nextcloud_webroot }}"
    register: result
    until: "'maintenance: false' in result.stdout"
    retries: 15
    delay: 20
  rescue:
  - name: deactivate maintenance mode manually
    become_user: "{{ nextcloud_websrv_user }}"
    become: true
    command: php occ maintenance:mode --off
    register: rescue
  - name: display rescue
    debug:
      var: rescue.stdout_lines

- name: launch post-upgrade cleaning scripts
  block:
  - name: launch some occ cleaning command
    become_user: "{{ nextcloud_websrv_user }}"
    become: true
    command: "php occ {{ command }}"
    args:
      chdir: "{{ nextcloud_webroot }}"
    loop:
      - db:add-missing-columns
      - db:add-missing-indices 
      - db:add-missing-primary-keys
      - dav:remove-invalid-shares
      - files:cleanup
#      - files:scan --all
    loop_control:
      loop_var: command
    register: nc_indices_cmd

  - name: display each occ commands result
    debug:
      msg: "{{ item.stdout_lines }}"
    loop: "{{ nc_indices_cmd.results }}" 
    loop_control:
      label: "{{ item.command }}"
  when: "'Nextcloud is already latest version' not in nc_upgrade_result.stdout_lines"

- name: start webserver service
  become: true
  become_user: root
  ansible.builtin.service:
    name: "{{ nextcloud_websrv }}"
    state: started
  no_log: true