# Python CircleCI 2.0 configuration file
#
# Check https://circleci.com/docs/2.0/language-python/ for more details
#
version: 2
jobs:
  build: # runs not using Workflows must have a `build` job as entry point 
    # directory where steps are run
    working_directory: ~/circleci-demo-python-django
    docker: # run the steps with Docker
      # CircleCI Python images available at: https://hub.docker.com/r/circleci/python/
      - image: circleci/python:3.8.5
        auth:
          username: $DOCKER_HUB_USER_ID
          password: $DOCKER_HUB_PWD  # context / project UI env-var reference
        environment: # environment variables for primary container
          PIPENV_VENV_IN_PROJECT: true
          DATABASE_URL: postgresql://root@localhost/circle_test?sslmode=disable
      # CircleCI PostgreSQL images available at: https://hub.docker.com/r/circleci/postgres/
      - image: circleci/postgres:9.6.9-alpine
        auth:
          username: $DOCKER_HUB_USER_ID
          password: $DOCKER_HUB_PWD  # context / project UI env-var reference
        environment: # environment variables for the Postgres container.
          POSTGRES_USER: root
          POSTGRES_DB: circle_test
    steps: # steps that comprise the `build` job
      - checkout # check out source code to working directory
      - run: sudo chown -R circleci:circleci /usr/local/bin
      - run: sudo chown -R circleci:circleci /usr/local/lib/python3.8/site-packages
      - restore_cache:
      # Read about caching dependencies: https://circleci.com/docs/2.0/caching/
          key: deps9-{{ .Branch }}-{{ checksum "Pipfile.lock" }}
      - run:
          command: |
            export FLASK_APP=autoapp.py
            pip install -r requirements/dev.txt --user
            flask db upgrade
            flask test
  back-deploy-heroku:
    docker:
      - image: buildpack-deps:trusty
    steps:
      - checkout
      
      - run:
          name: Heroku Deploy
          command: git push https://heroku:$HEROKU_API_KEY@git.heroku.com/$HEROKU_APP_NAME.git main
  docker-build-and-push:
    working_directory: /dockerapp
    docker:
      - image: docker:17.05.0-ce-git
    steps:
      - checkout
      - setup_remote_docker
      - run:
          name: build app  for docker
          command: |
            docker build --cache-from=app -t app .
      - deploy:
          name: we publish the app on my docker hub
          environment:
            CIRCLE_BUILD_NUM: 1
          command: |
            docker login -e $DOCKER_HUB_EMAIL -u $DOCKER_HUB_USER_ID -p $DOCKER_HUB_PWD
            docker tag app $DOCKER_HUB_USER_ID/backend_final:$CIRCLE_BUILD_NUM
            docker tag app $DOCKER_HUB_USER_ID/backend_final:latest
            docker push $DOCKER_HUB_USER_ID/backend_final:$CIRCLE_BUILD_NUM
            docker push $DOCKER_HUB_USER_ID/backend_final:latest
workflows:
  version: 2
  build-back-deploy:
    jobs:
      - build
      - back-deploy-heroku:
          requires:
            - build
      - docker-build-and-push:
          requires:
            - back-deploy-heroku