---
- name: Deploy VM on Xen
  block:
    - name: Build disk definitions
      ansible.builtin.set_fact:
        virtualization_xen_disks: "{{ virtualization_xen_disks | default([]) + [virtualization_xen_disk_cfg] }}"
      vars:
        device_letter_map: "abcdefghijklmnopqrstuvwxyz"
        device_letter: "{{ device_letter_map[ansible_loop.index0] }}"
        virtualization_xen_disk_cfg: >-
          {{
            {
              'path': (
                virtualization_xen_disk_path ~ '/' ~ hostname ~ '.qcow2'
                if ansible_loop.index0 == 0
                else virtualization_xen_disk_path ~ '/' ~ hostname ~ '-disk' ~ ansible_loop.index0 ~ '.qcow2'
              ),
              'target': 'xvd' ~ device_letter,
              'size': (item.size | float)
            }
          }}
      loop: "{{ system_cfg.disks }}"
      loop_control:
        label: "{{ item | to_json }}"
        extended: true
      changed_when: false

    - name: Create VM disks for Xen
      delegate_to: localhost
      ansible.builtin.command:
        argv:
          - qemu-img
          - create
          - -f
          - qcow2
          - "{{ item.path }}"
          - "{{ item.size }}G"
        creates: "{{ item.path }}"
      loop: "{{ virtualization_xen_disks }}"
      loop_control:
        label: "{{ item.path }}"

    - name: Render Xen VM configuration
      delegate_to: localhost
      vars:
        xen_installer_media_enabled: true
      ansible.builtin.template:
        src: xen.cfg.j2
        dest: /tmp/xen-{{ hostname }}.cfg
        mode: "0644"

    - name: Create Xen VM
      delegate_to: localhost
      ansible.builtin.command:
        argv:
          - xl
          - create
          - /tmp/xen-{{ hostname }}.cfg
      register: virtualization_xen_create_result
      changed_when: virtualization_xen_create_result.rc == 0

    - name: Ensure VM is running
      delegate_to: localhost
      ansible.builtin.command:
        argv:
          - xl
          - list
      register: virtualization_xen_list_result
      changed_when: false
      failed_when: false

    - name: Set VM created fact
      ansible.builtin.set_fact:
        virtualization_vm_created_in_run: true
      when:
        - virtualization_xen_list_result is defined
        - >-
          virtualization_xen_list_result.stdout | default('')
          is search('(?m)^' ~ (hostname | ansible.builtin.regex_escape) ~ '\\s+\\d+\\s')