---
- name: Install Grafana prerequisites
  ansible.builtin.apt:
    name:
      - apt-transport-https
      - software-properties-common
      - wget
    state: present
    update_cache: true
  become: true

- name: Create Grafana keyring directory
  ansible.builtin.file:
    path: /etc/apt/keyrings
    state: directory
    mode: '0755'
  become: true

- name: Download Grafana GPG key
  ansible.builtin.shell:
    cmd: wget -q -O - https://apt.grafana.com/gpg.key | gpg --dearmor -o /etc/apt/keyrings/grafana.gpg
    creates: /etc/apt/keyrings/grafana.gpg
  become: true

- name: Set Grafana GPG key permissions
  ansible.builtin.file:
    path: /etc/apt/keyrings/grafana.gpg
    mode: '0644'
  become: true

- name: Add Grafana apt repository
  ansible.builtin.copy:
    content: "deb [signed-by=/etc/apt/keyrings/grafana.gpg] https://apt.grafana.com stable main\n"
    dest: /etc/apt/sources.list.d/grafana.list
    mode: '0644'
  become: true

- name: Install Grafana
  ansible.builtin.apt:
    name: "{{ grafana_package }}"
    state: present
    update_cache: true
  become: true

- name: Enable and start Grafana service
  ansible.builtin.systemd:
    name: grafana-server
    enabled: "{{ grafana_service_enabled }}"
    state: "{{ grafana_service_state }}"
  become: true