---

- name: ensure build work dir exists
  become: yes
  file:
    path: "{{build_work_dir}}"
    state: "directory"
    owner: "{{ansible_user}}"
    group: "{{ansible_user}}"
    mode: "0755"

# 26.04 ships elixir 1.15+, new enough for Pleroma; no more upstream zips.
- name: install elixir build dependencies
  become: yes
  apt:
    name:
      - erlang
      - erlang-dev
      - elixir
      - build-essential
      - cmake
      - libmagic-dev
      - libvips-dev

- name: install hex package manager
  command: mix local.hex --force
  # Keep the mix/hex caches on build_work_dir (the SSD) instead of the SD card.
  environment:
    MIX_HOME: "{{build_work_dir}}/.mix"
    HEX_HOME: "{{build_work_dir}}/.hex"
  changed_when: false

- name: install rebar
  command: mix local.rebar --force
  environment:
    MIX_HOME: "{{build_work_dir}}/.mix"
    HEX_HOME: "{{build_work_dir}}/.hex"
  changed_when: false

- name: unarchive pleroma source
  unarchive:
    remote_src: yes
    src: "{{pleroma_tar}}"
    dest: "{{build_work_dir}}/"
    creates: "{{pleroma_build_dir}}"

- name: check if pleroma release exists
  stat:
    path: "{{pleroma_srv_dir}}/pleroma-{{pleroma_version}}.tar.gz"
  register: build_file

- name: fetch mix dependencies
  command: mix deps.get --only prod
  args:
    chdir: "{{pleroma_build_dir}}"
  environment:
    MIX_ENV: prod
    MIX_HOME: "{{build_work_dir}}/.mix"
    HEX_HOME: "{{build_work_dir}}/.hex"
  when: not build_file.stat.exists

- name: build pleroma release
  command: mix release
  args:
    chdir: "{{pleroma_build_dir}}"
  environment:
    MIX_ENV: prod
    MIX_HOME: "{{build_work_dir}}/.mix"
    HEX_HOME: "{{build_work_dir}}/.hex"
  when: not build_file.stat.exists

- name: create build server dir
  become: yes
  file:
    path: "{{pleroma_srv_dir}}"
    mode: "0755"
    state: "directory"

- name: copy release to staging directory
  copy:
    remote_src: yes
    src: "{{pleroma_build_dir}}/_build/prod/rel/pleroma/"
    dest: "{{pleroma_build_dir}}/release/"
  when: not build_file.stat.exists

- name: create gz archive of pleroma release
  become: yes
  archive:
    path: "{{pleroma_build_dir}}/release"
    dest: "{{pleroma_srv_dir}}/pleroma-{{pleroma_version}}.tar.gz"
    format: "gz"
  when: not build_file.stat.exists