---
# Sigvild Gallery Data Backup Tasks

- name: Create local backup directory
  local_action:
    module: file
    path: "{{ sigvild_gallery_backup_local_path }}/{{ ansible_date_time.iso8601_basic_short }}"
    state: directory
    mode: '0755'
  become: false
  run_once: true

- name: Display backup information
  debug:
    msg:
      - "Creating backup of Sigvild Gallery data..."
      - "Data directory: {{ sigvild_gallery_data_dir }}"
      - "Backup will be saved to: {{ sigvild_gallery_backup_local_path }}"
      - "Timestamp: {{ ansible_date_time.iso8601_basic_short }}"

- name: Check if data directory exists
  stat:
    path: "{{ sigvild_gallery_data_dir }}"
  register: data_dir_stat

- name: Fail if no data directory found
  fail:
    msg: "No data directory found at {{ sigvild_gallery_data_dir }}. Nothing to backup."
  when: not data_dir_stat.stat.exists

- name: Display data directory size
  command: du -sh {{ sigvild_gallery_data_dir }}
  register: data_size
  changed_when: false

- name: Show data size
  debug:
    msg: "Data directory size: {{ data_size.stdout }}"

- name: Stop sigvild-gallery service for consistent backup
  systemd:
    name: sigvild-gallery
    state: stopped
  register: service_stopped

- name: Create compressed backup of pb_data
  archive:
    path: "{{ sigvild_gallery_data_dir }}"
    dest: "/tmp/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
    format: gz
    owner: "{{ sigvild_gallery_user }}"
    group: "{{ sigvild_gallery_user }}"
    mode: '0644'
  register: backup_created

- name: Verify backup contains critical files
  command: tar -tzf /tmp/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz
  register: backup_contents
  changed_when: false
  failed_when: 
    - "'data.db' not in backup_contents.stdout"

- name: Display backup verification
  debug:
    msg: "Backup verified - contains required database files"

- name: Get backup file size
  stat:
    path: "/tmp/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
  register: backup_file_stat

- name: Display backup file info
  debug:
    msg: "Backup file created: {{ (backup_file_stat.stat.size / 1024 / 1024) | round(2) }}MB"
  when: backup_file_stat.stat.exists

- name: Download backup to local machine
  fetch:
    src: "/tmp/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
    dest: "{{ sigvild_gallery_backup_local_path }}/"
    flat: yes
  register: backup_downloaded

- name: Clean up remote backup file
  file:
    path: "/tmp/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
    state: absent

- name: Restart sigvild-gallery service
  systemd:
    name: sigvild-gallery
    state: started
  when: service_stopped.changed

- name: Display backup completion
  debug:
    msg:
      - "✅ Backup completed successfully!"
      - "Local backup location: {{ sigvild_gallery_backup_local_path }}/sigvild-gallery-backup-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
      - "Service has been restarted."