---
#   Conditions:
#     - versionlock doesnt exist for pkg                 ***
#       - add versionlock
#     - versionlock exists for pkg and version matches   ***
#       - move on
#     - versionlock exists for pkg and version mismatch  ***
#       - clear current lock
#       - add new lock for new version
#     - pkg doesnt exist                                 ***
#        - fail with message stating to check pkg name/version
#
#   Package examples:
#     - httpd-2.4.6-18.el7_0
#     - httpd-tools-2.4.6-18.el7_0
###############################################################################

- name: Set package name fact
  ansible.builtin.set_fact:
    r_pkg_name: "{{ item | regex_replace('^(.*?)-\\d+.*?$', '\\1') }}"

- name: "Check if versionlock currently exists: {{ r_pkg_name }}"
  ansible.builtin.command:
    cmd: "grep '^0:{{ r_pkg_name }}-[[:digit:]]' /etc/yum/pluginconf.d/versionlock.list"
  failed_when: r_versionlock_check['rc'] not in [0, 1]
  changed_when: false
  register: r_versionlock_check

- name: "Clear existing lock due to version mismatch: {{ item }}" # noqa: command-instead-of-module
  ansible.builtin.command: "yum versionlock delete '{{ r_versionlock_check['stdout'] }}'"
  register: r_versionlock_delete
  when:
    - r_versionlock_check['rc'] == 0
    - item not in r_versionlock_check['stdout']

- name: "Add versionlock"
  when:
    - r_versionlock_check['rc'] == 1 or
      r_versionlock_delete['changed'] | default(false) | bool
  block:
    - name: "Add versionlock: {{ item }}" # noqa: command-instead-of-module
      ansible.builtin.command: "yum versionlock {{ item }}"
      changed_when: "'versionlock added: 1' in r_versionlock_pkg['stdout']"
      failed_when: "'versionlock added: 0' in r_versionlock_pkg['stdout']"
      register: r_versionlock_pkg
  rescue:
    - name: Failed to add versionlock
      ansible.builtin.fail:
        msg: "Failed to add versionlock for item: {{ item }}. Please re-check package name/version."