version: 2.1

commands:
  restore_cache_cmd:
    description: "Restore cache from a previous workflow"
    steps:
      - restore_cache:
          keys:
            - dependencies-{{ checksum "package.json" }}-{{ .Environment.CACHE_VERSION }}
            # fallback to using the latest cache if no exact match is found
            - dependencies-

  save_cache_cmd:
    description: "save cache with workflow new state"
    steps:
      - save_cache:
          key: dependencies-{{ checksum "package.json" }}-{{ .Environment.CACHE_VERSION }}
          paths:
            - node_modules

executors:
  node-executor:
    docker:
      - image: circleci/node:8.12.0

  netlify-deploy-executor:
    docker:
      - image: circleci/node:dubnium-browsers

  dockerhub-publisher:
    environment:
      IMAGE_NAME: morganlmd/devops-tp-final-front-docker
      IMAGE_NAME_TMP: app
    docker:
      - image: docker:17.05.0-ce-git

jobs:
  install:
    executor: node-executor
    working_directory: ~/repo
    steps:
      - checkout
      - restore_cache_cmd
      - run: yarn install
      - save_cache_cmd

  front-netlify-build:
    executor: node-executor
    working_directory: ~/repo
    steps:
      - checkout
      - restore_cache_cmd
      - run: yarn build
      - run:
          name: Copy deployment artifacts to workspace
          command: |
            cp ./dist/ /tmp/server -r
      - store_artifacts:
          path: /tmp/server
      - persist_to_workspace:
          root: /tmp
          paths:
            - server
      - save_cache_cmd

  front-netlify-deploy:
    executor: netlify-deploy-executor
    working_directory: ~/repo
    steps:
      - attach_workspace:
          at: /tmp
      - run:
          name: install netlify cli
          command: sudo npm install netlify-cli -g
      - run:
          name: Deploy app
          command: netlify deploy --site $NETLIFY_SITE_ID --auth $NETLIFY_AUTH_TOKEN --prod --dir=/tmp/server

  dockerhub-publishing:
    working_directory: /dockerapp
    executor: dockerhub-publisher
    steps:
      - checkout
      - setup_remote_docker
      - run:
          name: Building docker image
          command: |
            docker build --cache-from=app -t app .
      - deploy:
          name: publishing docker image to dockerhub
          command: |
            docker login -e $DOCKER_HUB_EMAIL -u $DOCKER_HUB_USER_ID -p $DOCKER_HUB_PWD
            docker tag $IMAGE_NAME_TMP $IMAGE_NAME:$CIRCLE_BUILD_NUM
            docker tag $IMAGE_NAME_TMP $IMAGE_NAME:latest
            docker push $IMAGE_NAME:$CIRCLE_BUILD_NUM
            docker push $IMAGE_NAME:latest

workflows:
  version: 2
  build-test-back-and-db:
    jobs:
      - install
      #- front-netlify-build:
      #    requires:
      #      - install
      #- front-netlify-deploy:
      #    requires:
      #      - install
      #      - front-netlify-build
      - dockerhub-publishing:
          requires:
            - install