version: 2
jobs:
  build-alpine:
    machine: true
    working_directory: ~/repo/alpine
    steps:
      - checkout:
          path: ~/repo
      - run:
          name: Build Postal Docker Container
          command: docker build -t catdeployed/postal:latest -t catdeployed/postal:alpine .
      - run:
          name: Export Container
          command: mkdir workspace && cd workspace && docker save --output postal_alpine.tar catdeployed/postal:alpine
      - persist_to_workspace:
          root: workspace
          paths:
            - postal_alpine.tar
  build-ubuntu:
    machine: true
    working_directory: ~/repo/ubuntu
    steps:
      - checkout:
          path: ~/repo
      - run:
          name: Build Postal Docker Container
          command: docker build -t catdeployed/postal:ubuntu .
      - run:
          name: Export Container
          command: mkdir workspace && cd workspace && docker save --output postal_ubuntu.tar catdeployed/postal:ubuntu
      - persist_to_workspace:
          root: workspace
          paths:
            - postal_ubuntu.tar
  deploy:
    machine: true
    working_directory: ~/repo/ubuntu
    steps:
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: Load Alpine Image
          command: docker load --input /tmp/workspace/postal_alpine.tar
      - run:
          name: Load Ubuntu Image
          command: docker load --input /tmp/workspace/postal_ubuntu.tar
      - run:
          name: Tag alpine image as latest
          command: docker tag catdeployed/postal:alpine catdeployed/postal:latest
      - run:
          name: Login to Docker Hub
          command: docker login -u $DOCKER_USER -p $DOCKER_PASS
      - run:
          name: Push Ubuntu Container to Docker Hub
          command: docker push catdeployed/postal:ubuntu
      - run:
          name: Push Alpine Container to Docker Hub
          command: docker push catdeployed/postal:alpine
      - run:
          name: Push Latest Container to Docker Hub
          command: docker push catdeployed/postal:latest
  deploy-dev:
    machine: true
    working_directory: ~/repo/ubuntu
    steps:
      - attach_workspace:
          at: /tmp/workspace
      - run:
          name: Load Alpine Image
          command: docker load --input /tmp/workspace/postal_alpine.tar
      - run:
          name: Load Ubuntu Image
          command: docker load --input /tmp/workspace/postal_ubuntu.tar
      - run:
          name: Rename Alpine Image Tag
          command: docker tag catdeployed/postal:alpine catdeployed/postal:alpine-dev
      - run:
          name: Rename Ubuntu Image Tag
          command: docker tag catdeployed/postal:ubuntu catdeployed/postal:ubuntu-dev
      - run:
          name: Tag alpine image as latest
          command: docker tag catdeployed/postal:alpine catdeployed/postal:latest-dev
      - run:
          name: Login to Docker Hub
          command: docker login -u $DOCKER_USER -p $DOCKER_PASS
      - run:
          name: Push Ubuntu Container to Docker Hub
          command: docker push catdeployed/postal:ubuntu-dev
      - run:
          name: Push Alpine Container to Docker Hub
          command: docker push catdeployed/postal:alpine-dev
      - run:
          name: Push Latest Container to Docker Hub
          command: docker push catdeployed/postal:latest-dev
workflows:
  version: 2
  nightly:
    triggers:
      - schedule:
          cron: "0 * * * *"
          filters:
            branches:
              only:
                - master
    jobs:
      - build-alpine
      - build-ubuntu
      - deploy:
          requires:
            - build-alpine
            - build-ubuntu
          filters:
            branches:
              only:
                - master
  commit:
    jobs:
      - build-alpine
      - build-ubuntu
      - deploy:
          requires:
            - build-alpine
            - build-ubuntu
          filters:
            branches:
              only:
                - master
      - deploy-dev:
          requires:
            - build-alpine
            - build-ubuntu
          filters:
            branches:
              only:
                - dev