---
- name: "Debug | Disk usage"
  hosts: all
  gather_facts: true

  tasks:
    - name: "Linux | Collect filesystem usage"
      when: ansible_facts['os_family'] != 'Windows'
      ansible.builtin.command:
        cmd: df -hP -x tmpfs -x devtmpfs
      register: disk_usage_linux
      changed_when: false

    - name: "Linux | Show filesystem usage"
      when: ansible_facts['os_family'] != 'Windows'
      ansible.builtin.debug:
        var: disk_usage_linux.stdout_lines

    - name: "Windows | Collect filesystem drive usage"
      when: ansible_facts['os_family'] == 'Windows'
      ansible.windows.win_powershell:
        script: |
          Get-CimInstance Win32_LogicalDisk -Filter "DriveType=3" |
            Select-Object DeviceID,
              @{Name='SizeGB';Expression={[math]::Round($_.Size / 1GB, 2)}},
              @{Name='FreeGB';Expression={[math]::Round($_.FreeSpace / 1GB, 2)}},
              @{Name='UsedPercent';Expression={
                if ($_.Size -gt 0) {
                  [math]::Round((($_.Size - $_.FreeSpace) / $_.Size) * 100, 1)
                } else { 0 }
              }}
      register: disk_usage_windows
      changed_when: false

    - name: "Windows | Show filesystem drive usage"
      when: ansible_facts['os_family'] == 'Windows'
      ansible.builtin.debug:
        var: disk_usage_windows.output