default_image: &default_image
  docker:
    - image: circleci/node:8.12.0

default_resource_class: &default_resource_class
  resource_class: small

default_working_dir: &default_working_dir
  working_directory: ~/bit-javascript

defaults: &defaults
  <<: *default_image
  <<: *default_resource_class
  <<: *default_working_dir

semver_tags_only_filters: &semver_tags_only_filters
  filters:
    # ignore any commit on any branch by default
    branches:
      ignore: /.*/
    # only act on version tags
    tags:
      only: /^v[0-9]+(\.[0-9]+)*$/

version: 2
jobs:
  checkout_code:
    <<: *defaults
    steps:
      - checkout
      -
        persist_to_workspace:
          root: /home/circleci
          paths:
            - bit-javascript
  install_npm_deps:
    <<: *defaults
    steps:
      -
        attach_workspace:
          at: ./
      -
        run:
          name: 'save SHA to a file'
          command: 'echo $CIRCLE_SHA1 > .circle-sha'
      -
        run:
          name: 'Install npm dependencies'
          command: 'cd bit-javascript && npm install'
      -
        persist_to_workspace:
          root: .
          paths:
            - bit-javascript/node_modules
  validate-git-tag-and-version:
    <<: *defaults
    steps:
      -
        attach_workspace:
          at: ./
      - run:
          name: Setup bit version environment variables
          command: cd bit-javascript && echo "export BIT_JS_VERSION=$(cat ./package.json | jq .version -r)" >> $BASH_ENV && source $BASH_ENV
      -
        run:
          name: 'installing semver tool'
          command: 'sudo npm i -g semver'
      -
        run:
          name: 'validate version in package.json does not contains pre release tags'
          # This will return code 1 when the version contains pre release tags
          command: 'semver $BIT_JS_VERSION -r x.x.x'
      -
        run:
          name: 'validate tag match version in package.json'
          command: 'cd bit-javascript && ./scripts/compare-versions.sh $CIRCLE_TAG v$BIT_JS_VERSION'
  npm-publish:
    <<: *defaults
    steps:
      -
        attach_workspace:
          at: ./
      - run:
          name: Authenticate with registry
          command: echo "//registry.npmjs.org/:_authToken=$npmToken" > ~/.npmrc
      -
        run:
          name: Publish bit to the npm registry
          command: 'cd bit-javascript && npm publish'
  github-release:
    <<: *defaults
    steps:
      -
        attach_workspace:
          at: ./
      # - run:
      #     name: set GitHub token
      #     command: export GH_RELEASE_GITHUB_API_TOKEN=$ghToken
      -
        run: 'cd bit-javascript && npm run release:circle'
  build:
    <<: *defaults
    steps:
      -
        run:
          name: 'save SHA to a file'
          command: 'echo $CIRCLE_SHA1 > .circle-sha'
      -
        attach_workspace:
          at: ./
      -
        run:
          name: 'Build bit javascript source code'
          command: 'cd bit-javascript && npm run build'
      -
        persist_to_workspace:
          root: .
          paths:
            - bit-javascript/dist
  unit_test:
    <<: *defaults
    steps:
      -
        run:
          name: 'save SHA to a file'
          command: 'echo $CIRCLE_SHA1 > .circle-sha'
      -
        attach_workspace:
          at: ./
      -
        run: 'cd bit-javascript && mkdir junit'
      -
        run:
          name: 'Run unit tests'
          command: 'cd bit-javascript && npm run test-circle'
          environment:
            MOCHA_FILE: junit/unit-test-results.xml
          when: always
      -
        store_test_results:
          path: bit-javascript/junit
      -
        store_artifacts:
          path: bit-javascript/junit
  lint:
    <<: *defaults
    resource_class: medium
    steps:
      -
        run:
          name: 'save SHA to a file'
          command: 'echo $CIRCLE_SHA1 > .circle-sha'
      -
        restore_cache:
          keys:
            - 'repo-{{ checksum ".circle-sha" }}'
      -
        attach_workspace:
          at: ./
      -
        run:
          name: 'run ESLint'
          command: 'cd bit-javascript && npm run lint-circle'
      -
        store_test_results:
          path: bit-javascript/junit
      -
        store_artifacts:
          path: bit-javascript/junit
  check_types:
    <<: *defaults
    resource_class: medium
    steps:
      -
        run:
          name: 'save SHA to a file'
          command: 'echo $CIRCLE_SHA1 > .circle-sha'
      -
        restore_cache:
          keys:
            - 'repo-{{ checksum ".circle-sha" }}'
      -
        attach_workspace:
          at: ./
      -
        run:
          name: 'run TSC'
          command: 'cd bit-javascript && npm run check-types'
      -
        store_test_results:
          path: bit-javascript/junit
      -
        store_artifacts:
          path: bit-javascript/junit
workflows:
  version: 2
  build_and_test:
    jobs:
      - checkout_code
      -
        install_npm_deps:
          requires:
            - checkout_code
      -
        build:
          requires:
            - install_npm_deps
      -
        unit_test:
          requires:
            - build
      -
        lint:
          requires:
            - install_npm_deps
      -
        check_types:
          requires:
            - install_npm_deps
  deploy:
    jobs:
      - checkout_code:
          <<: *semver_tags_only_filters
      -
        validate-git-tag-and-version:
          <<: *semver_tags_only_filters
          requires:
            - checkout_code
      -
        install_npm_deps:
          <<: *semver_tags_only_filters
          requires:
            - validate-git-tag-and-version
            - checkout_code
      -
        build:
          <<: *semver_tags_only_filters
          requires:
            - install_npm_deps
      -
        npm-publish:
          <<: *semver_tags_only_filters
          requires:
            - build
      -
        github-release:
          <<: *semver_tags_only_filters
          requires:
            - build