---
- name: deploy-vm | check mandatory variables
  ansible.builtin.assert:
    that:
      - proxmox_host is defined
      - proxmox_host | length > 0
      - proxmox_node is defined
      - proxmox_node | length > 0
      - proxmox_storage is defined
      - proxmox_storage | length > 0
      - proxmox_api_user is defined
      - proxmox_api_user | length > 0
      - proxmox_api_password is defined
      - proxmox_api_password | length > 0
      - template_name is defined
      - template_name | length > 0
      - vm_name is defined
      - vm_name | length > 0
      - vm_ip is defined
      - vm_ip | length > 0
      - vm_ip is match('^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/[0-9]+$')
      - vm_disk_size is defined
      - vm_disk_size | length >= 0
    fail_msg: >-
      Variables obligatoires manquantes ou invalides.
      vm_name (chaîne non vide) et vm_ip (format CIDR, ex: 192.168.1.100/24) sont requis.
    success_msg: "Pré-vérifications OK — VM: {{ vm_name }} | IP: {{ vm_ip }}"

- name: deploy-vm | assert vm_disk_size format is valid
  ansible.builtin.assert:
    that: vm_disk_size is match('^\+?[0-9]+[KMGT]$')
    fail_msg: >-
      vm_disk_size='{{ vm_disk_size }}' est invalide.
      Format attendu : nombre suivi d'une unité (ex: "50G", "500M", "+10G").
      Sans unité, Proxmox interprète la valeur en kB et refusera de "réduire" le disque.
  when: vm_disk_size | length > 0

- name: deploy-vm | assert extra disks format
  ansible.builtin.assert:
    that:
      - _disk.disk is defined
      - _disk.disk | length > 0
      - _disk.size is defined
      - _disk.size | string is match('^[0-9]+[GT]?$')
    fail_msg: >-
      Disque supplémentaire invalide : {{ _disk }}.
      'disk' (ex: scsi1) et 'size' (ex: '100G' ou 100) sont obligatoires.
      Formats acceptés : entier en GB (ex: 20) ou chaîne avec unité G/T (ex: '20G', '2T').
  loop: "{{ vm_extra_disks }}"
  loop_control:
    loop_var: _disk
    label: "{{ _disk.disk | default('?') }}"
  when: vm_extra_disks | length > 0

# Vérifie l'existence de la VM cible dans le cluster (résultat réutilisé dans clone.yml)
- name: deploy-vm | check if VM '{{ vm_name }}' already exists
  community.general.proxmox_vm_info:
    api_host:     "{{ proxmox_host }}"
    api_user:     "{{ proxmox_api_user }}"
    api_password: "{{ proxmox_api_password }}"
    name:         "{{ vm_name }}"
    type:         qemu
  register: existing_vm_info

- name: deploy-vm | fail — VM exists, vm_force_update required to reconfigure
  ansible.builtin.fail:
    msg: |
      La VM '{{ vm_name }}' existe déjà.

        VMID   : {{ existing_vm_info.proxmox_vms[0].vmid }}
        Nœud   : {{ existing_vm_info.proxmox_vms[0].node }}
        Statut : {{ existing_vm_info.proxmox_vms[0].status }}

      Modifications demandées :
        Cœurs  : {{ existing_vm_info.proxmox_vms[0].maxcpu | default('?') }}  →  {{ vm_cores }}
        RAM    : {{ (existing_vm_info.proxmox_vms[0].maxmem | default(0) | int // 1048576) }} Mo  →  {{ vm_memory }} Mo
        IP     : {{ vm_ip }}

      Pour appliquer ces modifications, relancez avec : -e vm_force_update=true
  when:
    - existing_vm_info.proxmox_vms | length > 0
    - not (vm_force_update | default(false) | bool)