---
- name: Download binary from MatterMost website
  get_url:
    url: https://releases.mattermost.com/{{ mattermost_version }}/mattermost-{{ mattermost_version }}-linux-amd64.tar.gz
    dest: /tmp/

- name: unpack mattermost archive
  unarchive:
    src: /tmp/mattermost-team-{{ mattermost_version }}-linux-amd64.tar.gz
    dest: /opt/
    copy: no
  args:
    creates: /opt/mattermost/bin/platform

- name: Edit /opt/mattermost/config/config.json
  lineinfile:
    dest: /opt/mattermost/config/config.json
    regexp: '"DriverName": "mysql",'
    line: '        "DriverName": "postgres",'
    backrefs: yes

- name: Edit /opt/mattermost/config/config.json
  lineinfile:
    dest: /opt/mattermost/config/config.json
    regexp: '"DataSource":'
    line: '        "DataSource": "postgres://{{ db_user }}:{{ db_password }}@127.0.0.1:5432/{{ db_name }}?sslmode=disable&connect_timeout=10",'
    backrefs: yes

- name: Create mattermost user
  user:
    name: "{{ mattermost_user }}"
    system: yes
    createhome: no

- name: Change mattermost directory permissions
  file:
    path: /opt/mattermost
    state: directory
    owner: "{{ mattermost_user }}"
    group: "{{ mattermost_user }}"
    recurse: yes