---
- name: go
  tags: go,go_install
  block:
    - name: Remove Debian Go package
      ansible.builtin.apt:
        name: golang
        autoremove: yes
        state: absent

    - name: Install dependencies
      ansible.builtin.apt:
        name: curl
        state: present

    - name: Fetch Go latest version
      ansible.builtin.shell: "curl --silent --location https://go.dev/dl/ | grep -Eo 'go[0-9]+(\\.[0-9]+)+.linux' | sort -V | uniq | tail -1 | sed s/^go// | sed s/\\.linux$//"
      changed_when: false
      register: go_latest_version_shell

    - name: Format Go latest version variable
      set_fact:
        go_latest_version: "{{ go_latest_version_shell.stdout }}"

    - name: Detect installed Go version
      shell: "go version | grep --color=never -Po '\\d\\.\\d+(\\.\\d+)?' || echo none"
      register: go_installed_version_shell
      changed_when: false

    - name: Format Go version variable
      set_fact:
        go_installed_version: "{{ go_installed_version_shell.stdout }}"

    - debug:
        msg:
          - "Latest Go version: {{ go_latest_version}}"
          - "Installed Go version: {{ go_installed_version }}"

    - name: Remove installed go
      file:
        state: absent
        path: /usr/local/go
      when: go_installed_version != go_latest_version

    - name: Install Go
      unarchive:
        src: https://go.dev/dl/go{{ go_latest_version }}.linux-{{ go_arch }}.tar.gz
        dest: /usr/local
        remote_src: yes
        owner: root
        group: root
      when: go_installed_version != go_latest_version

    - name: Configure Go environment
      template:
        src: go.profile
        dest: /etc/profile.d/go.sh
        owner: root
        group: root
        mode: 0644

    - name: Link go binary
      file:
        state: link
        src: /usr/local/go/bin/go
        dest: /usr/local/bin/go