version: 2.1
workflows:
  build_and_test:
    jobs:
      - build
      - lint:
          requires:
            - build
      - test:
          requires:
            - build
      - e2e:
          requires:
            - build
      - build_docker:
          requires:
            - e2e
            - lint
            - test
      - publish_image:
          requires:
            - build_docker
jobs:
    build:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key: yarn-packages-v2{{ checksum "yarn.lock" }}
            - run: yarn global add node-gyp && yarn install
            - save_cache:
                key: yarn-packages-v2{{ checksum "yarn.lock" }}
                paths:
                    - ./node_modules
    lint:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key: yarn-packages-v2{{ checksum "yarn.lock" }}
            - run : yarn lint && yarn format:check
    test:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key: yarn-packages-v2{{ checksum "yarn.lock" }}
            - run : yarn test:ci
    e2e:
        docker:
            - image: cimg/node:12.18
              environment: 
                DATABASE_URL: "postgres://e2e:test@localhost:5432/psdb"
                API_PORT: 3000
                API_HOST: localhost
                API_PROTOCOL: http
                JWT_SECRET: yeet
            - image: circleci/postgres:9.6.2-alpine
              environment:
                POSTGRES_USER: e2e
                POSTGRES_DB: psdb   
                POSTGRES_PASSWORD: test
        
        steps: 
            - checkout
            - restore_cache:
                key: yarn-packages-v2{{ checksum "yarn.lock" }}
            - run:
                name: Waiting for POSTGRES
                command: dockerize -wait tcp://localhost:5432 -timeout 1m
            - run: 
                name: Launching e2e test
                command: yarn test:e2e
    build_docker:
        environment:
            IMAGE_NAME: sgttabouret/my-awesome-ci-expr
        docker:
            - image: circleci/buildpack-deps:stretch
        steps: 
            - checkout
            - setup_remote_docker
            - run: docker image build --tag $IMAGE_NAME:app .
            - run: docker save -o image.tar $IMAGE_NAME
            - persist_to_workspace:
                root: .
                paths:
                    - ./image.tar         
    publish_image:
        environment:
            IMAGE_NAME: sgttabouret/my-awesome-ci-expr
        docker:
            - image: circleci/buildpack-deps:stretch
        steps:
            - attach_workspace:
                at: /tmp/workspace
            - setup_remote_docker
            - run: docker load -i /tmp/workspace/image.tar
            - run: 
                name: Login and Publish to Docker Hub
                command: |
                    docker login --username sgttabouret --password "$DOCKERHUB_PASS"
                    docker tag $IMAGE_NAME:latest $IMAGE_NAME:$CIRCLE_BUILD_NUM
                    docker tag $IMAGE_NAME:app $IMAGE_NAME:latest
                    docker push $IMAGE_NAME:latest
                    docker push $IMAGE_NAME:$CIRCLE_BUILD_NUM