image: python:3.10-bullseye

stages:
  - build
  - deploy

variables:
  PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"

cache:
  paths:
    - .cache/pip
    - venv/
    - archive/_build

before_script:
  - python -V
  - pip install virtualenv
  - virtualenv venv
  - source venv/bin/activate

jupyter-build:
  stage: build
  only:
    - main
  script:
    - pip install -r requirements.txt
    - jupyter-book clean book/
    - jupyter-book build book/
  artifacts:
    paths:
      - book/_build/html/

push-html:
  stage: deploy
  only:
    - main
  before_script:
    - apt-get update -y
    - apt-get install rsync -y
    - git config --global user.name "$GITLAB_USER_NAME"
    - git config --global user.email "$GITLAB_USER_EMAIL"
    - git fetch origin publish-html
    - git checkout publish-html
  script:
    - rsync -av --delete-after --exclude=".git/" --exclude=".cache/" ./book/_build/html/ .
    - git add --all -- ':!.cache/*'
    - git commit --allow-empty -m "$CI_COMMIT_MESSAGE"
    - git push https://gitlab-ci-token:$ACCESS_TOKEN@gitlab.tudelft.nl/$CI_PROJECT_PATH.git publish-html