---
- name: Ensure state is valid
  ansible.builtin.fail:
    msg: >-2
      Unsupported state '{{ redis_state }}'.
      Supported states are {{ redis_states | join(', ') }}
  when: redis_state not in redis_states

- name: Ensure deployment method is valid
  ansible.builtin.fail:
    msg: >-2
      Unsupported deployment method '{{ redis_deployment_method }}'!
      Supported methods are {{ redis_deployment_method | join(', ') }}
  when: redis_deployment_method not in redis_deployment_methods

- name: Ensure redis user '{{ redis_user }}' is {{ redis_state }}
  ansible.builtin.user:
    name: "{{ redis_user }}"
    state: "{{ redis_state }}"
    system: "{{ redis_user_system }}"
    create_home: "{{ redis_user_create_home }}"
    groups: "{{ redis_user_groups | default(omit, true) }}"
    append: "{{ redis_user_append_groups | default(omit, true) }}"
  register: redis_user_info

- name: Ensure redis config file '{{ redis_config_file }}' is {{ redis_state }}
  ansible.builtin.file:
    path: "{{ redis_config_file }}"
    state: "{{ redis_state }}"
  when: redis_state == 'absent'

- name: Ensure redis host directories are {{ redis_state }}
  ansible.builtin.file:
    path: "{{ path.name }}"
    state: >-2
      {{ (redis_state == 'present') | ternary('directory', 'absent') }}
    owner: "{{ path.owner | default(redis_run_user_id) }}"
    group: "{{ path.group | default(redis_run_group_id) }}"
    mode: "{{ path.mode | default('0755') }}"
  loop:
    - name: "{{ redis_config_path }}"
    - name: "{{ redis_data_path }}"
  loop_control:
    loop_var: "path"
    label: "{{ path.name }}"

- name: Ensure redis config file '{{ redis_config_file }}' is {{ redis_state }}
  ansible.builtin.copy:
    content: |+2
      {% for tuple in (redis_merged_config | dict2items) %}
      {%- if tuple.value is string -%}
      {{ tuple.key }} {{ tuple.value }}
      {%- elsif -%}
      {% for value in tuple.value %}
      {{ tuple.key }} {{ value }}
      {% endfor %}
      {%- endif -%}
      {% endfor %}
    dest: "{{ redis_config_file }}"
    owner: "{{ redis_run_user_id }}"
    group: "{{ redis_run_group_id }}"
    mode: "0640"
  when: redis_state == 'present'
  notify: redis-restart

- name: Deploy redis using {{ redis_deployment_method }}
  ansible.builtin.include_tasks:
    file: "deploy-{{ redis_deployment_method }}.yml"