---
- name: Shrink logical volumes
  hosts: bigboot
  become: false
  gather_facts: true


  tasks:
    - name: Get mounts
      ansible.builtin.debug:
        var: ansible_facts.mounts

    - name: Find the boot mount entry
      ansible.builtin.set_fact:
        bigboot_boot_mount_entry: "{{ ansible_facts.mounts | selectattr('mount', 'match', '/boot') | first }}"

    # - name: Calculate the partition to look for
    #   ansible.builtin.set_fact:
    #     bigboot_boot_partition_name: "{{ (bigboot_boot_mount_entry.device | split('/'))[-1] }}"

    - name: Calculate the partition to look for
      ansible.builtin.set_fact:
        bigboot_boot_partition_name: "{{ bigboot_boot_mount_entry.device | ansible.builtin.regex_replace('.*/(.*$)', '\\1') }}"

    # - name: Capture boot device new size
    #   ansible.builtin.set_fact:
    #     bigboot_boot_device_new_size_orig: "{{ (ansible_facts.mounts | selectattr('mount', 'equalto', '/boot') | first).size_total | int }}"

    - name: Capture boot device new size
      ansible.builtin.set_fact:
        bigboot_boot_device_new_size: "{{ (ansible_facts.mounts | selectattr('mount', 'match', '/boot') | first).size_total | int }}"

    - name: Get default kernel
      ansible.builtin.command:
        cmd: /sbin/grubby --default-kernel
      register: initramfs_grubby_rc
      changed_when: false

    - name: Parse default kernel version
      ansible.builtin.set_fact:
        # split was introduced in 2.11
        # initramfs_default_kernel_orig: "{{ ((((initramfs_grubby_rc.stdout_lines[0] | split('/'))[2] | split('-'))[1:]) | join('-')) | trim }}"
        initramfs_default_kernel_pre: "{{ initramfs_grubby_rc.stdout }}"

        # fixes compatibility to run on:
        # Ansible 2.9.27 -> 2.16.2
        initramfs_default_kernel: "{{ initramfs_grubby_rc.stdout | ansible.builtin.regex_replace('^.*?-(.*$)', '\\1') }}"


    - name: Find the boot device parent
      ansible.builtin.set_fact:
        bigboot_boot_disk: "{{ item.key }}"
      with_dict: "{{ ansible_facts.devices }}"
      when: bigboot_boot_partition_name in item.value.partitions


    - name: Capture boot device details
      ansible.builtin.set_fact:
        bigboot_boot_device_partition_prefix: "{{ bigboot_boot_partition_name | default() | ansible.builtin.regex_replace('^.+([0-9]{1})$', '\\1') }}"
      when: "'nvme' not in bigboot_boot_disk"

    - name: Capture boot device details (NVMe)
      ansible.builtin.set_fact:
        bigboot_boot_device_partition_prefix: "{{ bigboot_boot_partition_name | default() | ansible.builtin.regex_replace('^.+([a-z0-9]{2})$', '\\1') }}"
      when: "'nvme' in bigboot_boot_disk"

    - name: Debug stuffs
      ansible.builtin.debug:
        var: item
      loop:
        # - "{{ initramfs_grubby_rc }}"
        # - "{{ initramfs_default_kernel_pre }}"
        # - "{{ initramfs_default_kernel }}"
        # - "{{ ansible_facts.kernel }}"
        - "bigboot_boot_partition_name == {{ bigboot_boot_partition_name }}"
        - "bigboot_boot_device_new_size == {{ bigboot_boot_device_new_size }}"
        - "bigboot_boot_disk == {{ bigboot_boot_disk }}"
        - "bigboot_boot_device_partition_prefix == {{ bigboot_boot_device_partition_prefix }}"

...