image: alpine:latest

stages:
  - bundle
  - deploy

variables:
  API_ROOT_FILE: ./api/engine.yaml
  BUNDLED_JSON_FILE: ./public/api.json

cache:
  paths:
    - ./node_modules

bundle_and_test:
  stage: bundle
  before_script:
    - apk add --update npm
    - npm install -g @apidevtools/swagger-cli

  script:
    - mkdir public
    - swagger-cli bundle -t json $API_ROOT_FILE > $BUNDLED_JSON_FILE
    - swagger-cli validate $BUNDLED_JSON_FILE

  artifacts:
    paths:
      - public
    expire_in: 2 days
  only:
    - master

pages:
  stage: deploy
  before_script:
    - apk add --update npm
    - npm install swagger-ui-dist@3.22.1
  script:
    - cp -rp node_modules/swagger-ui-dist/* ./public
    - 'sed -i "s@.*url.*@url: \"api.json\",@" ./public/index.html'
  artifacts:
    paths:
      - public
    expire_in: 2 days
  only:
    - master