image: docker:20.10.22

stages:
  - test
  - build
  - push

##############
# TEST STAGE #
##############

test:
  stage: test
  image: docker/compose:latest
  variables:
    DOCKER_TLS_CERTDIR: ''
  services:
    - docker:dind
  script:
    - docker-compose -f docker-compose.ci.tools.yml -p auth-tools --env-file ci/.env.ci up -d
    - sh ci/wait-up.sh
    - docker-compose -f docker-compose.ci.service.yml -p auth-service --env-file ci/.env.ci up -d
    - docker exec -t v3-auth-api sh -c "npm run test:integration:ci"
  coverage: /All files[^|]*\|[^|]*\s+([\d\.]+)/

###############
# BUILD STAGE #
###############

build:
  stage: build
  image: docker:20.10.22
  variables:
    DOCKER_TLS_CERTDIR: ''
  services:
    - docker:dind
  before_script:
    - echo -n $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY
  script:
    # fetches the latest image (not failing if image is not found)
    - docker pull $CI_REGISTRY_IMAGE:latest || true
    - >
      docker build 
      --pull
      --cache-from $CI_REGISTRY_IMAGE:latest
      --tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA 
      .
    - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA

##############
# PUSH STAGE #
##############

push latest:
  stage: push
  variables:
    GIT_STRATEGY: none
  only:
    - main
  before_script:
    - echo -n $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY
  script:
    - export VERSION=$(docker run --rm -v "$PWD":/usr/src/app:ro -w /usr/src/app node:slim node -p "require('./package.json').version")
    - docker pull $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
    - docker tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA $CI_REGISTRY_IMAGE:$VERSION $CI_REGISTRY_IMAGE:latest
    - docker push $CI_REGISTRY_IMAGE:latest
# push tag:
#   stage: push
#   variables:
#     GIT_STRATEGY: none
#   only:
#     - tags
#   before_script:
#     - echo -n $CI_REGISTRY_PASSWORD | docker login -u $CI_REGISTRY_USER --password-stdin $CI_REGISTRY
#   script:
#     - docker pull $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
#     - docker tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
#     - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME