# ============================================================
# Full Stack Deployment Playbook
# ============================================================

- name: Full Stack Deployment
  hosts: "{{ target | default('all_managed') }}"
  become: true
  gather_facts: true

  vars:
    stack_name:    mystack
    stack_version: "{{ version | default('1.0.0') }}"
    app_env:       production
    stack_domain:  "{{ ansible_facts['default_ipv4']['address'] }}"

    # ── Images ────────────────────────────────
    nginx_image:    nginx:1.25.3-alpine
    app_image:      "nginx:1.25.3-alpine"    # placeholder
    postgres_image: postgres:15.4-alpine
    redis_image:    redis:7.2-alpine
    adminer_image:  adminer:4-standalone

    # ── Features ──────────────────────────────
    adminer_enabled:   true
    monitoring_enabled: true
    portainer_enabled: true
    backup_enabled:    true

    # ── Admin access ──────────────────────────
    admin_allowed_ips:
      - 127.0.0.1
      - 192.168.1.0/24

  pre_tasks:

    - name: Pre-deployment checks
      ansible.builtin.assert:
        that:
          - ansible_facts.services['docker.service'].state == 'running'
          - ansible_facts['memtotal_mb'] | int >= 1024
        fail_msg: "❌ Docker not running or insufficient RAM!"
      vars:
        ansible_facts:
          services:
            docker.service:
              state: running
      ignore_errors: true
      tags: always

    - name: Deployment info
      ansible.builtin.debug:
        msg:
          - "╔══════════════════════════════════════╗"
          - "║   FULL STACK DEPLOYMENT              ║"
          - "╠══════════════════════════════════════╣"
          - "║ Stack  : {{ stack_name }} v{{ stack_version }}"
          - "║ Host   : {{ inventory_hostname }}"
          - "║ IP     : {{ ansible_facts['default_ipv4']['address'] }}"
          - "║ RAM    : {{ (ansible_facts['memtotal_mb'] / 1024) | round(1) }}GB"
          - "║ CPUs   : {{ ansible_facts['processor_vcpus'] }}"
          - "╠══════════════════════════════════════╣"
          - "║ Services:                            ║"
          - "║ ✅ Nginx + App + Postgres + Redis    ║"
          - "{% if adminer_enabled %}║ ✅ Adminer (DB UI)                   ║{% endif %}"
          - "{% if monitoring_enabled %}║ ✅ cAdvisor + Portainer              ║{% endif %}"
          - "╚══════════════════════════════════════╝"
      tags: always

  roles:
    - role: fullstack
      tags: fullstack

  post_tasks:

    - name: Access Information
      ansible.builtin.debug:
        msg:
          - "╔══════════════════════════════════════════╗"
          - "║   DEPLOYMENT COMPLETE! 🎉                ║"
          - "╠══════════════════════════════════════════╣"
          - "║ Main App : http://{{ ansible_facts['default_ipv4']['address'] }}"
          - "{% if adminer_enabled %}"
          - "║ Adminer  : http://{{ ansible_facts['default_ipv4']['address'] }}/adminer/"
          - "{% endif %}"
          - "{% if monitoring_enabled %}"
          - "║ Portainer: http://{{ ansible_facts['default_ipv4']['address'] }}:9000"
          - "║ cAdvisor : http://{{ ansible_facts['default_ipv4']['address'] }}:8081"
          - "{% endif %}"
          - "╠══════════════════════════════════════════╣"
          - "║ Management Commands:                     ║"
          - "║ Status: docker compose -p {{ stack_name }} ps"
          - "║ Logs  : docker compose -p {{ stack_name }} logs -f"
          - "║ Stop  : docker compose -p {{ stack_name }} stop"
          - "║ Backup: /usr/local/bin/stack-backup.sh"
          - "╚══════════════════════════════════════════╝"
      tags: always