---

# 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
  ansible.builtin.fail:
    msg: >-
      The matrix-bridge-mx-puppet-discord role needs to execute before the matrix-synapse role.
  when: "matrix_synapse_role_executed|default(False)"

- name: Ensure MX Puppet Discord paths exist
  ansible.builtin.file:
    path: "{{ item.path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  with_items:
    - {path: "{{ matrix_mx_puppet_discord_base_path }}", when: true}
    - {path: "{{ matrix_mx_puppet_discord_config_path }}", when: true}
    - {path: "{{ matrix_mx_puppet_discord_data_path }}", when: true}
    - {path: "{{ matrix_mx_puppet_discord_docker_src_files_path }}", when: "{{ matrix_mx_puppet_discord_container_image_self_build }}"}
  when: matrix_mx_puppet_discord_enabled|bool and item.when|bool

- name: Check if an old database file already exists
  stat:
    path: "{{ matrix_mx_puppet_discord_base_path }}/database.db"
  register: matrix_mx_puppet_discord_stat_database

- block:
    - name: (Data relocation) Ensure matrix-mx-puppet-discord.service is stopped
      ansible.builtin.service:
        name: matrix-mx-puppet-discord
        state: stopped
        daemon_reload: true
      failed_when: false

    - name: (Data relocation) Move mx-puppet-discord database file to ./data directory
      ansible.builtin.command: "mv {{ matrix_mx_puppet_discord_base_path }}/database.db {{ matrix_mx_puppet_discord_data_path }}/database.db"
  when: "matrix_mx_puppet_discord_stat_database.stat.exists"

- ansible.builtin.set_fact:
    matrix_mx_puppet_discord_requires_restart: false

- block:
    - name: Check if an SQLite database already exists
      stat:
        path: "{{ matrix_mx_puppet_discord_sqlite_database_path_local }}"
      register: matrix_mx_puppet_discord_sqlite_database_path_local_stat_result

    - block:
        - ansible.builtin.set_fact:
            matrix_postgres_db_migration_request:
              src: "{{ matrix_mx_puppet_discord_sqlite_database_path_local }}"
              dst: "{{ matrix_mx_puppet_discord_database_connection_string }}"
              caller: "{{ role_path|basename }}"
              engine_variable_name: 'matrix_mx_puppet_discord_database_engine'
              engine_old: 'sqlite'
              systemd_services_to_stop: ['matrix-mx-puppet-discord.service']

        - import_tasks: "{{ role_path }}/../matrix-postgres/tasks/util/migrate_db_to_postgres.yml"

        - ansible.builtin.set_fact:
            matrix_mx_puppet_discord_requires_restart: true
      when: "matrix_mx_puppet_discord_sqlite_database_path_local_stat_result.stat.exists|bool"
  when: "matrix_mx_puppet_discord_database_engine == 'postgres'"

- name: Ensure MX Puppet Discord image is pulled
  docker_image:
    name: "{{ matrix_mx_puppet_discord_docker_image }}"
    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
    force_source: "{{ matrix_mx_puppet_discord_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_mx_puppet_discord_docker_image_force_pull }}"
  when: matrix_mx_puppet_discord_enabled|bool and not matrix_mx_puppet_discord_container_image_self_build
  register: result
  retries: "{{ matrix_container_retries_count }}"
  delay: "{{ matrix_container_retries_delay }}"
  until: result is not failed

- name: Ensure MX Puppet Discord repository is present on self build
  ansible.builtin.git:
    repo: "{{ matrix_mx_puppet_discord_container_image_self_build_repo }}"
    dest: "{{ matrix_mx_puppet_discord_docker_src_files_path }}"
    force: "yes"
    version: "{{ matrix_mx_puppet_discord_container_image_self_build_version }}"
  become: true
  become_user: "{{ matrix_user_username }}"
  register: matrix_mx_puppet_discord_git_pull_results
  when: "matrix_mx_puppet_discord_enabled|bool and matrix_mx_puppet_discord_container_image_self_build"

- name: Ensure MX Puppet Discord Docker image is built
  docker_image:
    name: "{{ matrix_mx_puppet_discord_docker_image }}"
    source: build
    force_source: "{{ matrix_mx_puppet_discord_git_pull_results.changed 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_mx_puppet_discord_git_pull_results.changed }}"
    build:
      dockerfile: "{{ matrix_mx_puppet_discord_container_image_self_build_dockerfile_path }}"
      path: "{{ matrix_mx_puppet_discord_docker_src_files_path }}"
      pull: true
  when: "matrix_mx_puppet_discord_enabled|bool and matrix_mx_puppet_discord_container_image_self_build|bool"

- name: Ensure mx-puppet-discord config.yaml installed
  ansible.builtin.copy:
    content: "{{ matrix_mx_puppet_discord_configuration|to_nice_yaml(indent=2, width=999999) }}"
    dest: "{{ matrix_mx_puppet_discord_config_path }}/config.yaml"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"

- name: Ensure mx-puppet-discord discord-registration.yaml installed
  ansible.builtin.copy:
    content: "{{ matrix_mx_puppet_discord_registration|to_nice_yaml(indent=2, width=999999) }}"
    dest: "{{ matrix_mx_puppet_discord_config_path }}/registration.yaml"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"

- name: Ensure matrix-mx-puppet-discord.service installed
  ansible.builtin.template:
    src: "{{ role_path }}/templates/systemd/matrix-mx-puppet-discord.service.j2"
    dest: "/etc/systemd/system/matrix-mx-puppet-discord.service"
    mode: 0644
  register: matrix_mx_puppet_discord_systemd_service_result

- name: Ensure systemd reloaded after matrix-mx-puppet-discord.service installation
  ansible.builtin.service:
    daemon_reload: true
  when: "matrix_mx_puppet_discord_systemd_service_result.changed"

- name: Ensure matrix-mx-puppet-discord.service restarted, if necessary
  ansible.builtin.service:
    name: "matrix-mx-puppet-discord.service"
    state: restarted
  when: "matrix_mx_puppet_discord_requires_restart|bool"