---

- name: "Go-Lang | Define user variable for ssh use"
  set_fact:
    fubarhouse_user: "{{ ansible_ssh_user }}"
  when: ansible_ssh_user is defined and fubarhouse_user is not defined

- name: "Go-Lang | Define user variable for non-ssh use"
  set_fact:
    fubarhouse_user: "{{ ansible_user_id }}"
  when: ansible_ssh_user is not defined and fubarhouse_user is not defined

- name: "Go-Lang | Get $HOME"
  shell: "echo $HOME"
  register: shell_home_dir
  changed_when: false
  when: fubarhouse_user_dir is not defined

- name: "Go-Lang | Set $HOME"
  set_fact:
    fubarhouse_user_dir: "{{ shell_home_dir.stdout }}"
  when: fubarhouse_user_dir is not defined

- name: "Go-Lang | Include OS-Specific tasks (CentOS)"
  include_tasks: tasks-CentOS.yml
  when: ansible_distribution == "CentOS"

- name: "Go-Lang | Include OS-Specific tasks (Darwin)"
  include_tasks: tasks-Darwin.yml
  when: ansible_os_family == 'Darwin'

- name: "Go-Lang | Include OS-Specific tasks (Debian)"
  include_tasks: tasks-Debian.yml
  when: ansible_os_family == "Debian"

- name: "Go-Lang | Include OS-Specific tasks (FreeBSD)"
  include_tasks: tasks-Debian.yml
  when: ansible_distribution == 'FreeBSD'

- name: "Go-Lang | Include OS-Specific tasks (RedHat)"
  include_tasks: tasks-RedHat.yml
  when:
    - ansible_os_family == "RedHat"
    - ansible_distribution != "CentOS"

- name: "Go-Lang | Define GO111MODULE"
  set_fact:
    GO111MODULE: "on"
  when: GO111MODULE is not defined

- name: "Go-Lang | Define GOROOT"
  set_fact:
    GOROOT: /usr/local/go
  when: GOROOT is not defined

- name: "Go-Lang | Define GOPATH"
  set_fact:
    GOPATH: "{{ fubarhouse_user_dir }}/go"
  when:
    - GOROOT is defined
    - GOPATH is not defined

- name: "Go-Lang | Define GOPROXY"
  set_fact:
    GOPROXY: ""
  when:
    - GOPROXY is not defined

- name: "Go-Lang | Define shell exports"
  set_fact:
    shell_exports:
      - regex: "export GOROOT"
        lineinfile: "export GOROOT={{ GOROOT }}"
      - regex: "export GOPATH"
        lineinfile: "export GOPATH={{ GOPATH }}"
      - regex: "export GOPROXY={{ GOPROXY }}"
        lineinfile: "export GOPROXY={{ GOPROXY }}"
      - regex: "PATH:{{ GOROOT }}/bin"
        lineinfile: "export PATH=$PATH:{{ GOROOT }}/bin"
      - regex: "PATH:{{ GOPATH }}/bin"
        lineinfile: "export PATH=$PATH:{{ GOPATH }}/bin"
  when:
    - golang_shell_profile is defined
    - shell_exports is not defined

- name: "Go-Lang | Define GOROOT_BOOTSTRAP"
  set_fact:
    GOROOT_BOOTSTRAP: /usr/local/go1.4
  when:
   - fubarhouse_user_dir is defined
   - GOROOT_BOOTSTRAP is not defined
   - build_go_from_source|bool == true

- name: "Go-Lang | Define version comparrison string"
  set_fact:
    go_version_string: "go{{ go_version }}"
  changed_when: false

- name: "Go-Lang | Looking for compiled binary in GOROOT_BOOTSTRAP installation"
  stat:
    path: "{{ GOROOT_BOOTSTRAP }}/bin/go"
  register: go_binary_bootstrap
  failed_when: false
  when:
   - GOROOT_BOOTSTRAP is defined
   - build_go_from_source|bool == true

- name: "Go-Lang | Define URL for distribution"
  set_fact:
    go_distribution_filename: "go{{ go_version }}.{{ GOOS }}-{{ GOARCH }}"
  when: build_go_from_source|bool == false

- name: "Go-Lang | Define URL for source"
  set_fact:
    go_distribution_filename: "go{{ go_version }}.src"
  when: build_go_from_source|bool == true

- name: "Go-Lang | Looking for existing installation"
  stat:
    path: "{{ GOROOT }}/bin/go"
  register: go_binary
  failed_when: false

- name: "Go-Lang | Getting version information"
  shell: "{{ GOROOT }}/bin/go version | cat"
  environment:
    GOPATH: "{{ GOPATH }}"
    GOROOT: "{{ GOROOT }}"
  register: current_go_version
  changed_when: false

- name: "Go-Lang | Define expected version output"
  set_fact:
    expected_go_version_output: "go version {{ go_version_string }} {{ GOOS }}/{{ GOARCH }}"
  when: expected_go_version_output is not defined