.gitlab-ci.yml

stages:
  - build
  - test
  - deploy

variables:
  IMAGE: ${CI_REGISTRY}/${CI_PROJECT_NAMESPACE}/${CI_PROJECT_NAME}
  HEROKU_APP_NAME: evening-tundra-50688
  HEROKU_REGISTRY_IMAGE: registry.heroku.com/${HEROKU_APP_NAME}/web

build:
  stage: build
  image: docker:stable
  services:
    - docker:dind
  variables:
    DOCKER_DRIVER: overlay2
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN $CI_REGISTRY
    - docker pull $IMAGE:build-python || true
    - docker pull $IMAGE:production || true
    - docker build
        --target build-python
        --cache-from $IMAGE:build-python
        --tag $IMAGE:build-python
        --file ./Dockerfile
        "."
    - docker build
        --cache-from $IMAGE:production
        --tag $IMAGE:production
        --tag $HEROKU_REGISTRY_IMAGE
        --file ./Dockerfile
        "."
    - docker push $IMAGE:build-python
    - docker push $IMAGE:production

test:
  stage: test
  image: $IMAGE:production
  services:
    - postgres:latest
  variables:
    POSTGRES_DB: test
    POSTGRES_USER: runner
    POSTGRES_PASSWORD: ""
    DATABASE_URL: postgres://runner@postgres:5432/test
  script:
    - python manage.py test
    - flake8 data_for_africa --max-line-length=100
    - black data_for_africa --check
    - isort -rc data_for_africa

deploy:
  stage: deploy
  image: docker:stable
  services:
    - docker:dind
  variables:
    DOCKER_DRIVER: overlay2
  script:
    - apk add --no-cache curl
    - docker login -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN $CI_REGISTRY
    - docker pull $IMAGE:build-python || true
    - docker pull $IMAGE:production || true
    - docker build
        --target build-python
        --cache-from $IMAGE:build-python
        --tag $IMAGE:build-python
        --file ./Dockerfile
        "."
    - docker build
        --cache-from $IMAGE:production
        --tag $IMAGE:production
        --tag $HEROKU_REGISTRY_IMAGE
        --file ./Dockerfile
        "."
    - docker push $IMAGE:build-python
    - docker push $IMAGE:production
    - docker login -u _ -p $HEROKU_AUTH_TOKEN registry.heroku.com
    - docker push $HEROKU_REGISTRY_IMAGE
    - ./release.sh