---
- hosts: all
  become_user: root
  become_method: sudo
  become: yes

  pre_tasks:
    - name: Check if running under Vagrant
      stat:
        path: /vagrant
      register: vagrant_dir

  vars:
    project_name: network-mapper
    project_dir: /srv/{{ project_name }}
    project_src_dir: "{{ project_dir }}/src"
    provision_superuser: false
    superuser_username: admin
    superuser_password: admin
    superuser_email: email@example.com

  tasks:
    - name: Vagrant specific tasks
      block:
      - name: Add Docker repository
        get_url:
          url: https://download.docker.com/linux/centos/docker-ce.repo
          dest: '/etc/yum.repos.d/docker-ce.repo'
      when: deploy_environment is defined and deploy_environment == "vagrant"

    - name: Install system dependencies
      ansible.builtin.yum:
        name:
          - git
          - docker-ce
          - docker-ce-cli
          - containerd.io
          - docker-compose-plugin
        state: present

    # - name: Update system packages
    #   ansible.builtin.yum:
    #     name: '*'
    #     state: latest

    - name: Clone / update from source repos
      ansible.builtin.git:
        repo: 'https://github.com/Southampton-RSG/breccia-mapper.git'
        dest: '{{ project_src_dir }}'
        version: dev # master
        accept_hostkey: yes

    - name: Copy template files
      ansible.builtin.template:
        src: '{{ item }}.j2'
        dest: '{{ project_dir }}/{{ item }}'
        mode: 0600
      loop:
        - Caddyfile
        - docker-compose.yml

    - name: Copy settings file
      ansible.builtin.copy:
        src: '.env'
        dest: '{{ project_dir }}/.env'
        mode: 0600

    - name: Copy site icon
      ansible.builtin.copy:
        src: 'icon-192x192.png'
        dest: '{{ project_dir }}/icon-192x192.png'
        mode: 0600

    - name: Create database file
      ansible.builtin.file:
        path: "{{ project_dir }}/db.sqlite3"
        state: touch

    - name: Start Docker
      ansible.builtin.systemd:
        name: docker
        state: started
        enabled: yes

    - name: Pull latest docker images
      ansible.builtin.command:
        chdir: "{{ project_dir }}"
        cmd: docker compose pull {{ item }}
      loop:
        - caddy

    - name: Build custom images
      ansible.builtin.command:
        chdir: "{{ project_dir }}"
        cmd: docker compose build {{ item }}
      loop:
        - server

    - name: Start containers
      ansible.builtin.command:
        chdir: "{{ project_dir }}"
        cmd: docker compose up -d
    
    - name: Provision superuser
      ansible.builtin.command:
        chdir: "{{ project_dir }}"
        cmd: sudo docker compose exec -it server /bin/bash -c "DJANGO_SUPERUSER_USERNAME='{{ superuser_username }}' DJANGO_SUPERUSER_PASSWORD='{{ superuser_password }}' DJANGO_SUPERUSER_EMAIL='{{ superuser_email }}' /app/manage.py createsuperuser --no-input"
      when: provision_superuser

    - name: Display warning about new superuser
      debug:
        msg:
          - "[WARNING] A superuser has been provisioned with the username \"{{ superuser_username }}\" and the password that was provided. This user has unlimited access to the network mapper."
      when: provision_superuser