image: continuumio/miniconda:latest

stages:
  - test
  - build
  - deploy

variables:
  PIP_CACHE_DIR: "$CI_PROJECT_DIR/.cache/pip"
  REGISTRY_HOST: localhost:5000
  TAG_LATEST: $REGISTRY_HOST/$CI_PROJECT_NAME/$CI_COMMIT_REF_NAME:latest
  TAG_COMMIT: $REGISTRY_HOST/$CI_PROJECT_NAME/$CI_COMMIT_REF_NAME:$CI_COMMIT_SHORT_SHA
  
cache:
  paths:
    - .cache/pip

# This job tests if the book compiles gracefully after a new addition
test-build:
  stage: test
  rules:
    - if: $CI_PIPELINE_SOURCE == "merge_request_event"
    - if: $CI_COMMIT_BRANCH == "main" && $CI_PIPELINE_SOURCE == "push"
  before_script:
    - python -V
    - conda env create -f environment.yml
    - conda init bash
    - source ~/.bashrc
    - conda activate jupyter-book-env
  script:
    - jupyter-book clean book/
    - jupyter-book build book/

build-book:
  stage: build
  image: docker
  rules:
    - if: $CI_COMMIT_BRANCH == "publish" && $CI_PIPELINE_SOURCE == "push"
  before_script:
    - docker info
  script:
    - docker build -t $TAG_LATEST .
    - docker push $TAG_LATEST
    - docker image prune -f

deploy-book:
  stage: deploy
  image: docker
  rules:
    - if: $CI_COMMIT_BRANCH == "publish" && $CI_PIPELINE_SOURCE == "push"
  before_script:
    - docker info
    - docker stop $CI_PROJECT_NAME || exit_code=$?
    - if [ $exit_code -ne 0 ]; then echo "Container $CI_PROJECT_NAME not found, cannot stop"; else docker rm $CI_PROJECT_NAME; fi
  script:
    - docker run -d --restart always -p 8000:8000 --name $CI_PROJECT_NAME $TAG_LATEST
  environment:
    name: production
    url: https://interactivetextbooks.citg.tudelft.nl/$CI_PROJECT_NAME