---
- name: Ensure hypervisor input is a dictionary
  ansible.builtin.set_fact:
    hypervisor: "{{ hypervisor | default({}) }}"
  changed_when: false

- name: Validate hypervisor input
  ansible.builtin.assert:
    that:
      - hypervisor is mapping
      - hypervisor.type is defined
      - hypervisor.type | string | length > 0
    fail_msg: "hypervisor must be a dictionary and hypervisor.type must be set (e.g. libvirt|proxmox|vmware|xen|none)."
    quiet: true

- name: Normalize hypervisor configuration
  vars:
    hypervisor_cfg_normalized: "{{ hypervisor_defaults | combine(hypervisor, recursive=True) }}"
  ansible.builtin.set_fact:
    hypervisor_cfg: "{{ hypervisor_cfg_normalized }}"
    hypervisor_type: "{{ hypervisor_cfg_normalized.type | string | lower }}"
  changed_when: false