.travis.yml

env:
  global:
    - MONGO_CONN_STRING=mongodb+srv://dbadmin:SZARo4oZEL1gIHEZ@cluster0.lgzom.mongodb.net/testing?retryWrites=true&w=majority
language: node_js
node_js:
  - "15"
services:
  - docker
# cache:
#   directories:
#     - backend/node_modules
before_install:
  - cd backend
install:
  - npm install
script:
  - MONGO_CONN_STRING="mongodb+srv://dbadmin:SZARo4oZEL1gIHEZ@cluster0.lgzom.mongodb.net/testing?retryWrites=true&w=majority" npm test
  - cd ..
after_success:
  - |
    if [[ "$TRAVIS_BRANCH" != "master" ]]; then
      echo "We're not on the master branch"
      exit 0
    fi
    docker build -t registry.heroku.com/unibuk/web app
    docker build -t registry.heroku.com/unibuk-backend/web backend
    echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin registry.heroku.com
    docker push registry.heroku.com/unibuk/web
    docker push registry.heroku.com/unibuk-backend/web
    YOUR_HEROKU_APP=unibuk-backend
    DOCKER_IMAGE_ID=$(docker inspect registry.heroku.com/$YOUR_HEROKU_APP/web --format={{.Id}})
    curl --netrc -X PATCH https://api.heroku.com/apps/$YOUR_HEROKU_APP/formation \
      -d '{
      "updates": [
        {
          "type": "web",
          "docker_image": "'"$DOCKER_IMAGE_ID"'"
        }
      ]
    }' \
      -H "Content-Type: application/json" \
      -H "Accept: application/vnd.heroku+json; version=3.docker-releases" \
      -H "Authorization: Bearer $DOCKER_PASSWORD"
    YOUR_HEROKU_APP=unibuk
    DOCKER_IMAGE_ID=$(docker inspect registry.heroku.com/$YOUR_HEROKU_APP/web --format={{.Id}})
    curl --netrc -X PATCH https://api.heroku.com/apps/$YOUR_HEROKU_APP/formation \
      -d '{
      "updates": [
        {
          "type": "web",
          "docker_image": "'"$DOCKER_IMAGE_ID"'"
        }
      ]
    }' \
      -H "Content-Type: application/json" \
      -H "Accept: application/vnd.heroku+json; version=3.docker-releases" \
      -H "Authorization: Bearer $DOCKER_PASSWORD"