---
# file: roles/postgres-explain-visualizer/tasks/install.yml

- name: "install npm"
  apt:
    name: npm

- name: "system group"
  group:
    name: pev

- name: "system user"
  user:
    name: pev
    group: pev
    home: /home/pev

- block:
    - name: "remove old install backup dir /opt/pev_backup"
      file:
        path: /opt/pev_backup
        state: absent
    - name: "stop apache2"
      systemd:
        name: "apache2.service"
        state: stopped
    - name: "backup current install to /opt/pev"
      copy:
        remote_src: yes
        src: /opt/pev
        dest: /opt/pev_backup
  when:
    - pev_install_dir.stat.exists
    - pev_update_now or global_update_now
    - pev_current_version != pev_needed_version

- name: "/opt/pev"
  file:
    path: /opt/pev
    state: directory
    owner: pev
    group: pev
  notify: restart apache2

- name: "download from {{ pev_git_url }}"
  git:
    repo: https://github.com/dalibo/explain.dalibo.com
    version: "{{ pev_needed_version }}"
    dest: /opt/pev
  become: true
  become_user: pev

- name: "register version in /opt/pev/VERSION"
  copy:
    dest: /opt/pev/VERSION
    content: "{{ pev_needed_version }}"
    owner: pev
    group: pev

- name: "npm install"
  community.general.npm:
    path: /opt/pev
  become: true
  become_user: pev

- name: "npm run build"
  command: npm run build
  args:
    chdir: /opt/pev
  become: true
  become_user: pev

- name: "replace psycopg2-binary fixed version with latest version"
  lineinfile:
    dest: /opt/pev/requirements.txt
    regexp: "^psycopg2-binary"
    line: psycopg2-binary

- name: "pip upgrade pip in virtualenv"
  pip:
    name: pip
    extra_args: --upgrade
    virtualenv: /opt/pev/venv
    virtualenv_command: /usr/bin/python3 -m venv
  become: true
  become_user: pev
  when: not ansible_check_mode

- name: "pip install python requirements"
  pip:
    requirements: /opt/pev/requirements.txt
    virtualenv: /opt/pev/venv
    virtualenv_command: /usr/bin/python3 -m venv
  become: true
  become_user: pev
  when: not ansible_check_mode

- name: "pip install gunicorn"
  pip:
    name: gunicorn
    extra_args: --upgrade
    virtualenv: /opt/pev/venv
    virtualenv_command: /usr/bin/python3 -m venv
  become: true
  become_user: pev
  when: not ansible_check_mode

- name: "/opt/pev/config.py"
  template:
    src: config.py.j2
    dest: /opt/pev/config.py
    owner: pev
    group: pev
    mode: 0644
  register: conf

- name: "create or migrate database"
  shell:
    cmd: |
      source venv/bin/activate
      flask db upgrade
    chdir: /opt/pev
  args:
    executable: /bin/bash
  environment:
    FLASK_APP: app
  become: true
  become_user: pev

- name: "/opt/pev/wsgi.py"
  copy:
    src: wsgi.py
    dest: /opt/pev/wsgi.py
    owner: pev
    group: pev
  notify: restart pev