#SPDX-License-Identifier: MIT-0
---
# tasks file for mastodon

- name: Create quadlet staging directory
  ansible.builtin.tempfile:
    state: directory
    prefix: mastodon-quadlets-
  register: mastodon_quadlet_tmp

- name: Setup local directories
  ansible.builtin.file:
    name: "{{ item }}"
    state: directory
  loop: "{{ mastodon_local_dirs }}"

- name: Populate database variables
  ansible.builtin.include_vars:
    file: db.yml

- name: Populate active record variables
  ansible.builtin.include_vars:
    file: web.yml

- name: Populate smtp variables
  ansible.builtin.include_vars:
    file: smtp.yml

- name: Stop legacy generated services
  ansible.builtin.systemd_service:
    name: "{{ item }}"
    state: stopped
    enabled: false
    scope: user
  failed_when: false
  loop:
    - container-database.service
    - container-redis.service
    - container-mastodon.service
    - container-sidekiq.service

- name: Remove legacy generated service files
  ansible.builtin.file:
    path: "~/.config/systemd/user/{{ item }}"
    state: absent
  loop:
    - container-database.service
    - container-redis.service
    - container-mastodon.service
    - container-sidekiq.service

- name: Stage mastodon network quadlets
  ansible.builtin.copy:
    src: "{{ item }}"
    dest: "{{ mastodon_quadlet_tmp.path }}/{{ item }}"
    mode: "0644"
  loop:
    - mastodon_internal.network
    - mastodon_external.network

- name: Install mastodon network quadlets
  containers.podman.podman_quadlet:
    state: present
    src: "{{ mastodon_quadlet_tmp.path }}/{{ item }}"
    reload_systemd: false
  loop:
    - mastodon_internal.network
    - mastodon_external.network
  notify: Reload systemd user units

- name: Install database quadlet
  ansible.builtin.include_tasks: db.yml

- name: Schedule postgres database backup
  ansible.builtin.cron:
    name: "Backup mastodon postgres database"
    minute: "0"
    hour: "3"
    job: >-
      podman exec database pg_dump -U {{ mastodon_database.username }} mastodon
      | gzip > ~/backups/mastodon-$(date +\%Y\%m\%d\%H\%M\%S).sql.gz &&
      find ~/backups/ -type f -mtime 7 -delete

- name: Find backup files
  ansible.builtin.find:
    paths: "~/backups"
    patterns: "mastodon-*.sql.gz"
  register: mastodon_backup_files
  tags:
    - backup

- name: Identify latest backup file
  ansible.builtin.set_fact:
    mastodon_latest_backup: "{{ (mastodon_backup_files.files | sort(attribute='mtime') | last).path }}"
  tags:
    - backup

- name: Ensure local backup directory exists
  ansible.builtin.file:
    path: "{{ mastodon_local_backup_dir }}"
    state: directory
  delegate_to: localhost
  become: false
  tags:
    - backup

- name: Download latest backup file to local machine
  ansible.builtin.fetch:
    src: "{{ mastodon_latest_backup }}"
    dest: "{{ mastodon_local_backup_dir }}/{{ mastodon_latest_backup | basename }}"
    flat: true
  tags:
    - backup

- name: Install redis quadlet
  ansible.builtin.include_tasks: redis.yml

- name: Install elasticsearch quadlet
  ansible.builtin.include_tasks: elasticsearch.yml

- name: Install web quadlet
  ansible.builtin.include_tasks: web.yml

- name: Install sidekiq quadlet
  ansible.builtin.include_tasks: sidekiq.yml

- name: Remove quadlet staging directory
  ansible.builtin.file:
    path: "{{ mastodon_quadlet_tmp.path }}"
    state: absent

- name: Flush handlers so unit changes are reloaded before activation
  ansible.builtin.meta: flush_handlers

- name: Activate mastodon services
  ansible.builtin.systemd_service:
    name: "{{ item }}"
    state: started
    enabled: true
    scope: user
  loop:
    - database.service
    - redis.service
    - elasticsearch.service
    - mastodon.service
    - sidekiq.service