---

# If the matrix-synapse role is not used, `matrix_synapse_role_executed` won't exist.
# We don't want to fail in such cases.
- name: Fail if matrix-synapse role already executed
  fail:
    msg: >-
      The matrix-bridge-appservice-irc role needs to execute before the matrix-synapse role.
  when: "matrix_synapse_role_executed|default(False)"

- name: Ensure Appservice IRC image is pulled
  docker_image:
    name: "{{ matrix_appservice_irc_docker_image }}"
    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"

- name: Ensure Appservice IRC base directory exists
  file:
    path: "{{ matrix_appservice_irc_base_path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_username }}"

- name: Ensure Matrix Appservice IRC config installed
  copy:
    content: "{{ matrix_appservice_irc_configuration|to_nice_yaml }}"
    dest: "{{ matrix_appservice_irc_base_path }}/config.yaml"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_username }}"

- name: Check if matrix-appservice-irc passkey exists
  stat:
    path: "{{ matrix_appservice_irc_base_path }}/passkey.pem"
  register: irc_passkey_file

- name: Generate matrix-appservice-irc passkey if it doesn't exist
  shell: /usr/bin/openssl genpkey -out {{ matrix_appservice_irc_base_path }}/passkey.pem -outform PEM -algorithm RSA -pkeyopt rsa_keygen_bits:2048
  when: "not irc_passkey_file.stat.exists"

- name: Ensure matrix-appservice-irc.service installed
  template:
    src: "{{ role_path }}/templates/systemd/matrix-appservice-irc.service.j2"
    dest: "/etc/systemd/system/matrix-appservice-irc.service"
    mode: 0644
  register: matrix_appservice_irc_systemd_service_result

- name: Ensure systemd reloaded after matrix-appservice-irc.service installation
  service:
    daemon_reload: yes
  when: "matrix_appservice_irc_systemd_service_result.changed"

- name: Check if a matrix-appservice-irc registration file exists
  stat:
    path: "{{ matrix_appservice_irc_base_path }}/registration.yaml"
  register: appservice_irc_registration_file

- name: Generate matrix-appservice-irc registration.yaml if it doesn't exist
  shell: >-
    /usr/bin/docker run --rm --name matrix-appservice-irc-gen
    --user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
    --cap-drop=ALL \
    -v {{ matrix_appservice_irc_base_path }}:/data:z
    {{ matrix_appservice_irc_docker_image }}
    node app.js
    -r
    -f /data/registration.yaml
    -u "http://matrix-appservice-irc:9999"
    -c /data/config.yaml
    -l irc_bot
  when: "not appservice_irc_registration_file.stat.exists"

- set_fact:
    matrix_synapse_app_service_config_file_appservice_irc: '/app-registration/appservice-irc.yml'

# If the matrix-synapse role is not used, these variables may not exist.
- set_fact:
    matrix_synapse_container_additional_volumes: >
      {{ matrix_synapse_container_additional_volumes|default([]) }}
      +
      {{ [{'src': '{{ matrix_appservice_irc_base_path }}/registration.yaml', 'dst': '{{ matrix_synapse_app_service_config_file_appservice_irc }}', 'options': 'ro'}] }}

    matrix_synapse_app_service_config_files: >
      {{ matrix_synapse_app_service_config_files|default([]) }}
      +
      {{ ["{{ matrix_synapse_app_service_config_file_appservice_irc }}"] | to_nice_json  }}

- name: Ensure IRC configuration directory permissions are correct
  file:
    path: "{{ matrix_appservice_irc_base_path }}"
    state: directory
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_username }}"
    recurse: true