---

- name: Setup postgres
  include_role:
    name: postgre
  vars:
    postgres_users:
      - name: bridge_facebook_user
        password: "{{ matrix_bridge_facebook_postgre_user_pwd }}"
    databases:
      - name: bridge_facebook
        owner: bridge_facebook_user
        local: C
        template: template0
  no_log: true

- name: Install dependencies
  apt:
    name:
      - python3
      - python3-virtualenv
      - python3-pip
    state: latest
    update_cache: true
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Create the mautrix-facebook user
  user:
    name: mautrix-facebook
    home: /opt/mautrix-facebook
    password_lock: yes
    system: yes

- name: Install bridge
  become: yes
  become_user: mautrix-facebook
  pip:
    name: mautrix-facebook[all]
    state: latest
    virtualenv: /opt/mautrix-facebook
    virtualenv_command: virtualenv
    virtualenv_python: /usr/bin/python3

- name: Check if the bridge is already configured
  stat:
    path: /opt/mautrix-facebook/config.yaml
  register: register_config

- name: Set read token variable
  block:
    - name: read config file
      slurp:
        src: /opt/mautrix-facebook/config.yaml
      register: encoded_facebook_config
    - name: decode config file
      set_fact:
        facebook_config: "{{ encoded_facebook_config.content | b64decode | from_yaml }}"
    - name: extract tokens
      set_fact:
        matrix_bridge_facebook_as_token: "{{ facebook_config.appservice.as_token }}"
        matrix_bridge_facebook_hs_token: "{{ facebook_config.appservice.hs_token }}"
  when: register_config.stat.exists

- name: Configure the bridge
  template:
    src: config.yaml
    dest: /opt/mautrix-facebook/config.yaml
    owner: mautrix-facebook
    group: nogroup
    mode: '0600'
  notify:  Restart the facebook bridge
  no_log: true

- name: Generate facebook-registration.yaml
  become: yes
  become_user: mautrix-facebook
  shell:
    cmd: "/opt/mautrix-facebook/bin/python -m mautrix_facebook -g"
    chdir: /opt/mautrix-facebook
    creates: /opt/mautrix-facebook/registration.yaml
  notify: Restart synapse
  no_log: true

- name: Copy config for synapse
  file:
    src: /opt/mautrix-facebook/registration.yaml
    dest: /etc/matrix-synapse/registrations/facebook-registration.yaml
    state: link

- name: Ensure the log directory exists
  file:
    path: /var/log/bridge_facebook
    state: directory
    group: nogroup
    owner: mautrix-facebook
    mode: u=rwx,g=rx,o=

- name: Copy the daemon configuration
  template:
    src: bridge_facebook.service
    dest: /etc/systemd/system/bridge_facebook.service
  notify: Restart the facebook bridge

- name: Enable the daemon
  systemd:
    name: bridge_facebook
    state: started
    enabled: yes