---

- block:
  - name: Add backports
    apt_repository:
      repo: "deb http://deb.debian.org/debian/ buster-backports main"
      filename: backports
      mode: '644'
  - name: Install go from backports
    apt:
      name: golang
      default_release: buster-backports
  when: ansible_distribution_release == 'buster'

- name: Install git and golang
  apt:
    name:
      - git
      - golang

- name: Create matrix-synchrotron user
  user:
    name: matrix-synchrotron
    system: yes
    home: /opt/matrix-synchrotron
    shell: /bin/false

- block:
  - name: Clone matrix-synchrotron git repo
    git:
      repo: 'https://github.com/Sorunome/matrix-synchrotron-balancer.git'
      dest: /opt/matrix-synchrotron/src
      force: yes
    register: install

  - name: Build matrix-synchrotron
    command: go build
    args:
      chdir: /opt/matrix-synchrotron/src
    when: install.changed
    notify: config synapse service

  - name: Configure matrix-synchrotron(s)
    include_tasks: matrix-synchrotron.yml
    loop: "{{ synapse_synchrotrons }}"
    loop_control:
      extended: yes

  become_user: matrix-synchrotron

- name: Put systemd matrix-synchrotron unit in place
  template:
    src: 'systemd/matrix-synchrotron@.service.j2'
    dest: "/etc/systemd/system/matrix-synchrotron@.service"
    mode: '644'
  register: systemd_unit

- name: Enable systemd matrix-synchrotron-{{ item }} unit
  systemd:
    daemon_reload: yes
    name: "matrix-synchrotron@{{ item }}.service"
    enabled: yes
    state: restarted
  when: systemd_unit.changed
  loop: "{{ synapse_synchrotrons }}"