- name: Update and upgrade apt packages
  hosts: all
  remote_user: deploy
  become: yes

  tasks:
    - name: Update apt repo and cache
      apt:
        update_cache: yes
        force_apt_get: yes
        cache_valid_time: 3600

    - name: Upgrade all packages
      apt:
        upgrade: dist
        force_apt_get: yes

    - name: Check if a reboot is needed
      register: reboot_required_file
      stat:
        path: /var/run/reboot-required

    - name: Reboot the server if kernel updated
      reboot:
        msg: "Reboot initiated by Ansible for kernel updates"
        connect_timeout: 5
        reboot_timeout: 300
        pre_reboot_delay: 0
        post_reboot_delay: 30
        test_command: uptime
      when: reboot_required_file.stat.exists

- name: Install packages
  hosts: all
  remote_user: deploy
  become: true
  tasks:
    - name: Install system packages with apt
      register: updatesys
      apt:
        update_cache: yes
        name:
          - curl
          - gnupg
          - ufw
          - nginx
          - python3-certbot-nginx
        state: present

    - name: Enable ufw firewall
      community.general.ufw:
        state: enabled

    - community.general.ufw:
        rule: allow
        name: OpenSSH

    - community.general.ufw:
        rule: allow
        name: "Nginx Full"

    - name: Create directory for the app
      file: path=/home/{{domain}}
        state=directory
        owner=deploy
        group=deploy

    - name: Copy nginx conf to server
      template: src=./templates/nginx.conf
        dest=/etc/nginx/sites-available/{{ domain }}.conf

    - name: Create symlink to new nginx conf
      file: src=/etc/nginx/sites-available/{{ domain }}.conf
        dest=/etc/nginx/sites-enabled/{{ domain }}.conf
        state=link

    - name: Create ssl certificate with certbot
      shell: "sudo certbot --nginx -d {{ domain }} --agree-tos --email {{ email }} --non-interactive"
      notify: Restart nginx

    - name: Copy systemd service to server
      template: src=./templates/systemd.service
        dest=/lib/systemd/system/{{ domain }}.service

    - name: Copy systemd friendly start script to server
      template:
        src: ./templates/start.sh
        dest: /home/{{ domain }}/start.sh
        mode: +x

    - name: Reload and enable systemd service
      shell: "sudo systemctl daemon-reload && sudo systemctl enable --now {{ domain }} && sudo systemctl start {{ domain }}"

  handlers:
    - name: Restart nginx
      service:
        name: nginx
        state: restarted

- name: Install node and the app
  hosts: all
  remote_user: deploy
  tasks:
    - name: Install nvm
      shell: >
        curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash
      args:
        creates: "{{ ansible_env.HOME }}/.nvm/nvm.sh"

    - name: Install node and set version
      shell: >
        source ~/.nvm/nvm.sh && nvm install {{ nodejs_version }} && nvm use {{ nodejs_version }}
      args:
        executable: /bin/bash