---

#
# Generic tasks that we always want to happen, regardless
# if the user wants matrix-nginx-proxy or not.
#
# If the user would set up their own nginx proxy server,
# the config files from matrix-nginx-proxy can be reused.
#
# It doesn't hurt to put them in place, even if they turn out
# to be unnecessary.
#
- name: Ensure Matrix nginx-proxy paths exist
  file:
    path: "{{ item.path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  with_items:
    - {path: "{{ matrix_nginx_proxy_base_path }}", when: true}
    - {path: "{{ matrix_nginx_proxy_data_path }}", when: true}
    - {path: "{{ matrix_nginx_proxy_confd_path }}", when: true}
    - {path: "{{ matrix_nginx_proxy_synapse_cache_path }}", when: "{{ matrix_nginx_proxy_synapse_cache_enabled and not matrix_nginx_proxy_enabled }}"}
  when: item.when|bool

- name: Ensure Matrix nginx-proxy configured (main config override)
  template:
    src: "{{ role_path }}/templates/nginx/nginx.conf.j2"
    dest: "{{ matrix_nginx_proxy_base_path }}/nginx.conf"
    mode: 0644
  when: matrix_nginx_proxy_enabled|bool

- name: Ensure matrix-synapse-metrics-htpasswd is present (protecting /_synapse/metrics URI)
  template:
    src: "{{ role_path }}/templates/nginx/matrix-synapse-metrics-htpasswd.j2"
    dest: "{{ matrix_nginx_proxy_data_path }}/matrix-synapse-metrics-htpasswd"
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
    mode: 0400
  when: "matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled|bool and matrix_nginx_proxy_proxy_synapse_metrics|bool"

- name: Generate sample prometheus.yml for external scraping
  template:
    src: "{{ role_path }}/templates/prometheus/external_prometheus.yml.example.j2"
    dest: "{{ matrix_base_data_path }}/external_prometheus.yml.example"
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
    mode: 0644
  when: matrix_nginx_proxy_proxy_synapse_metrics|bool

- name: Ensure Matrix nginx-proxy configured (generic)
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/nginx-http.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/nginx-http.conf"
    mode: 0644
  when: matrix_nginx_proxy_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for matrix-synapse exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-synapse.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-synapse.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_synapse_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for matrix-synapse deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-synapse.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_synapse_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for matrix-dendrite exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-dendrite.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-dendrite.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_dendrite_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for matrix-dendrite deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-dendrite.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_dendrite_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for Element domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-client-element.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-client-element.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_element_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for riot domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-riot-web.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-riot-web.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_riot_compat_redirect_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for Hydrogen domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-client-hydrogen.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-client-hydrogen.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_hydrogen_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for Cinny domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-client-cinny.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-client-cinny.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_cinny_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for dimension domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-dimension.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-dimension.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_dimension_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for goneb domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-bot-go-neb.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-bot-go-neb.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_bot_go_neb_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for jitsi domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-jitsi.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-jitsi.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_jitsi_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for grafana domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-grafana.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-grafana.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_grafana_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for sygnal domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-sygnal.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-sygnal.conf"
    mode: 0644
  when: matrix_nginx_proxy_proxy_sygnal_enabled|bool

- name: Ensure Matrix nginx-proxy configuration for Matrix domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-domain.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-domain.conf"
    mode: 0644

- name: Ensure Matrix nginx-proxy data directory for base domain exists
  file:
    path: "{{ matrix_nginx_proxy_data_path }}/matrix-domain"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  when: matrix_nginx_proxy_base_domain_serving_enabled|bool and matrix_nginx_proxy_base_domain_create_directory|bool

- name: Ensure Matrix nginx-proxy homepage for base domain exists
  copy:
    content: "{{ matrix_nginx_proxy_base_domain_homepage_template }}"
    dest: "{{ matrix_nginx_proxy_data_path }}/matrix-domain/index.html"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  when: matrix_nginx_proxy_base_domain_serving_enabled|bool and matrix_nginx_proxy_base_domain_homepage_enabled|bool and matrix_nginx_proxy_base_domain_create_directory|bool

- name: Ensure Matrix nginx-proxy configuration for base domain exists
  template:
    src: "{{ role_path }}/templates/nginx/conf.d/matrix-base-domain.conf.j2"
    dest: "{{ matrix_nginx_proxy_confd_path }}/matrix-base-domain.conf"
    mode: 0644
  when: matrix_nginx_proxy_base_domain_serving_enabled|bool

#
# Tasks related to setting up matrix-nginx-proxy
#
- name: Ensure nginx Docker image is pulled
  docker_image:
    name: "{{ matrix_nginx_proxy_docker_image }}"
    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
    force_source: "{{ matrix_nginx_proxy_docker_image_force_pull if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
    force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_nginx_proxy_docker_image_force_pull }}"
  when: matrix_nginx_proxy_enabled|bool
  register: result
  retries: "{{ matrix_container_retries_count }}"
  delay: "{{ matrix_container_retries_delay }}"
  until: result is not failed

- name: Ensure matrix-nginx-proxy.service installed
  template:
    src: "{{ role_path }}/templates/systemd/matrix-nginx-proxy.service.j2"
    dest: "{{ matrix_systemd_path }}/matrix-nginx-proxy.service"
    mode: 0644
  register: matrix_nginx_proxy_systemd_service_result
  when: matrix_nginx_proxy_enabled|bool

- name: Ensure systemd reloaded after matrix-nginx-proxy.service installation
  service:
    daemon_reload: true
  when: "matrix_nginx_proxy_enabled and matrix_nginx_proxy_systemd_service_result.changed"


#
# Tasks related to getting rid of matrix-nginx-proxy (if it was previously enabled)
#

- name: Check existence of matrix-nginx-proxy service
  stat:
    path: "{{ matrix_systemd_path }}/matrix-nginx-proxy.service"
  register: matrix_nginx_proxy_service_stat
  when: "not matrix_nginx_proxy_enabled|bool"

- name: Ensure matrix-nginx-proxy is stopped
  service:
    name: matrix-nginx-proxy
    state: stopped
    enabled: false
    daemon_reload: true
  register: stopping_result
  when: "not matrix_nginx_proxy_enabled|bool and matrix_nginx_proxy_service_stat.stat.exists"

- name: Ensure matrix-nginx-proxy.service doesn't exist
  file:
    path: "{{ matrix_systemd_path }}/matrix-nginx-proxy.service"
    state: absent
  when: "not matrix_nginx_proxy_enabled|bool and matrix_nginx_proxy_service_stat.stat.exists"

- name: Ensure systemd reloaded after matrix-nginx-proxy.service removal
  service:
    daemon_reload: true
  when: "not matrix_nginx_proxy_enabled|bool and matrix_nginx_proxy_service_stat.stat.exists"

- name: Ensure Matrix nginx-proxy configuration for matrix domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-domain.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_matrix_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for riot domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-riot-web.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_riot_compat_redirect_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for Hydrogen domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-client-hydrogen.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_hydrogen_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for Cinny domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-client-cinny.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_cinny_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for dimension domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-dimension.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_dimension_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for goneb domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-bot-go-neb.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_bot_go_neb_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for jitsi domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-jitsi.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_jitsi_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for grafana domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-grafana.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_grafana_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for sygnal domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-sygnal.conf"
    state: absent
  when: "not matrix_nginx_proxy_proxy_sygnal_enabled|bool"

- name: Ensure Matrix nginx-proxy homepage for base domain deleted
  file:
    path: "{{ matrix_nginx_proxy_data_path }}/matrix-domain/index.html"
    state: absent
  when: "not matrix_nginx_proxy_base_domain_serving_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for base domain deleted
  file:
    path: "{{ matrix_nginx_proxy_confd_path }}/matrix-base-domain.conf"
    state: absent
  when: "not matrix_nginx_proxy_base_domain_serving_enabled|bool"

- name: Ensure Matrix nginx-proxy configuration for main config override deleted
  file:
    path: "{{ matrix_nginx_proxy_base_path }}/nginx.conf"
    state: absent
  when: "not matrix_nginx_proxy_enabled|bool"

- name: Ensure Matrix nginx-proxy htpasswd is deleted (protecting /_synapse/metrics URI)
  file:
    path: "{{ matrix_nginx_proxy_data_path }}/matrix-synapse-metrics-htpasswd"
    state: absent
  when: "not matrix_nginx_proxy_proxy_synapse_metrics_basic_auth_enabled|bool or not matrix_nginx_proxy_proxy_synapse_metrics|bool"

- name: Ensure sample prometheus.yml for external scraping is deleted
  file:
    path: "{{ matrix_base_data_path }}/external_prometheus.yml.example"
    state: absent
  when: "not matrix_nginx_proxy_proxy_synapse_metrics|bool"
