image: node:10.16

stages:
  - install-deps
  - build
  - pre-publish
  - publish

install-deps:
  stage: install-deps
  script:
    - npm install
  artifacts:
    paths:
      - node_modules/
  cache:
    key: ${CI_COMMIT_REF_SLUG}
    paths:
      - node_modules/
  only:
    - merge_requests
    - master
  except:
    variables:
      - $CI_COMMIT_MESSAGE =~ /^(chore\(release\):)/

build:
  stage: build
  script:
    - npm run build
  dependencies:
    - install-deps
  artifacts:
    paths:
      - dist/
  only:
    - merge_requests
    - master
  except:
    variables:
      - $CI_COMMIT_MESSAGE =~ /^(chore\(release\):)/

verify-commit:
  stage: pre-publish
  script:
    - bash -f ./scripts/verify-commit.sh
  only:
    - master
  except:
    variables:
      - $CI_COMMIT_MESSAGE =~ /^(chore\(release\):)/

git-publish:
  stage: publish
  except:
    variables:
      - $CI_COMMIT_MESSAGE =~ /^(chore\(release\):)/
  before_script:
    - git config --local user.name "gitlab runner"
    - git config --local user.email "gitlab@nomail"
  script:
    # Reset tags, since workers are keeping garbage tags
    - git tag -l | xargs git tag -d
    - git fetch --prune --tags

    # Reset branches, since workers are keeping garbage branches
    - git checkout origin/master
    - git branch | grep -v -E '^\*' | xargs -r git branch -D

    # Create local master branch and track origin/master
    - git checkout master

    # Cut a release
    - npx standard-version --infile docs/CHANGELOG.md
    - git remote set-url origin https://gitlab-ci-token:${GL_TOKEN}@git.trendcapital.io/johnny/semver-sandbox.git
    - git push --follow-tags
  only:
    - master

npm-publish:
  stage: publish
  only:
    refs:
      - master
    variables:
      - $CI_COMMIT_MESSAGE =~ /^(chore\(release\):)/
  before_script:
    - echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" >> .npmrc
  script:
    - npm publish