version: 2.0

jobs:
    build:
        docker:
            - image: node:8

        environment:
            COVERALLS_SERVICE_JOB_ID: $CIRCLE_BUILD_NUM
            COVERALLS_GIT_COMMIT: $CIRLE_SHA1
            COVERALLS_PARALLEL: true

        steps:
            - checkout
            - run: echo $CIRCLE_SHA1 > .circle-sha
            - run: echo "Install Dependencies"
            - run: npm i
            - run: npm i -C www
            - run: echo "Run Tests"
            - run: npm test
            - run: if [ $CIRCLE_BRANCH = 'master' ]; then npm run coverage; fi
            - run: echo "Build"
            - run: npm run build
            - save_cache:
                key: project-{{ checksum ".circle-sha" }}
                paths:
                    - ~/project

    deploy:
        docker:
            - image: node:8

        steps:
            - run: echo $CIRCLE_SHA1 > .circle-sha
            - restore_cache:
                keys:
                    - project-{{ checksum ".circle-sha" }}
            - run:
                command: |
                    echo "//registry.npmjs.org/:_authToken=\${NPM_TOKEN}" > ~/.npmrc
                    npm publish dist
                    npm run deploy-docs

    deploy-docs:
        docker:
            - image: node:8

        steps:
            - run: echo $CIRCLE_SHA1 > .circle-sha
            - restore_cache:
                keys:
                    - project-{{ checksum ".circle-sha" }}
            - run:
                command: |
                    npm run deploy-docs
                    
workflows:
    version: 2

    build_and_deploy:
        jobs:
            - build:
                filters:
                    tags:
                        only: /.*/
            - deploy:
                requires:
                    - build
                filters:
                    branches:
                        ignore: /.*/
                    tags:
                        only: /\d+(\.\d+){2}(-(alpha|beta)(\d+)?)?/

            - deploy-docs:
                requires:
                    - deploy
                filters:
                    branches:
                        ignore: /.*/
                    tags:
                        only: /\d+(\.\d+){2}/