---

- name: Create installation directories
  file:
    path: "{{ item }}"
    state: directory
    mode: 0750
    owner: "{{ atl_product_user }}"
    group: "{{ atl_product_user }}"
  with_items:
    - "{{ atl_installer_temp }}"
    - "{{ atl_product_home }}"
    - "{{ atl_product_installation_versioned }}"
    - "{{ atl_product_version_cache_dir }}"
  changed_when: false  # For Molecule idempotence check


- name: Check for existing version cache file
  stat:
    path: "{{ atl_product_version_cache }}"
  register: cached

# Case: File exists, always use its value
- name: Use version for product version
  block:

    - name: Read cached version from file
      command: "cat {{ atl_product_version_cache }}"
      register: atl_product_version_file
      changed_when: false

    - name: Set the local var to cached version
      set_fact:
        atl_product_version: "{{ atl_product_version_file.stdout }}"

  when: cached.stat.exists


# Case: File doesn't exist and no version has been set; find latest.
- name: Fetch and cache latest version when no override
  block:

    - name: Fetch the latest edition version
      include_tasks: "{{ atl_product_edition }}_version_latest.yml"

  when:
    not cached.stat.exists and
    (atl_product_version is undefined or
     not atl_product_version or
     atl_product_version == "latest")


- name: Perform any additional per-edition version setup
  include_tasks: "{{ atl_product_edition }}_extra_tasks.yml"


# At this point atl_product_version should be set, cache if necessary.
- name: Write override cached version when specified
  template:
    src: version.j2
    dest: "{{ atl_product_version_cache }}"
    force: false

# Note: We don't the cache binary in the shared drive to the complexity
# around download race-conditions if multiple nodes are starting at
# the same time. When downloading from product-downloads.atlassian.com
# (which is a CDN) takes seconds anyway.
- name: Fetch product installer
  get_url:
    url: "{{ atl_product_download_url }}"
    dest: "{{ atl_product_download }}"
    mode: 0755
    force: false

- name: Create installer varfile
  template:
    src: "{{ atl_product_family }}.varfile.j2"
    dest: "{{ atl_product_varfile }}"
    mode: 0755

# NOTE: We run the installer as the user rather than root to limit its
# actions. For example, if root and the 'jira' user exists then it
# will create 'jira1'; this potentially creates idempotency/upgrade
# issues down the line.
- name: Run the installer
  command: /bin/sh "{{ atl_product_download }}" -q -varfile "{{ atl_product_varfile }}"
  args:
    creates: "{{ atl_product_installation_versioned }}/.install4j/"
  become: true
  become_user: "{{ atl_product_user }}"

- name: Symlink the installed version to current
  file:
    src: "{{ atl_product_installation_versioned }}"
    dest: "{{ atl_product_installation_current }}"
    state: link
    force: true