.gitlab-ci.yml

stages:
  - environment
  - build
  - test

.updateContainerJob:
  image: docker:stable
  stage: environment
  services:
    - docker:dind
  script:
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
    - docker pull $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG || true
    - docker build --cache-from $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG -t $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG .
    - docker push $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG

updateContainer:
  extends: .updateContainerJob
  only:
    changes:
      - Dockerfile

ensureContainer:
  extends: .updateContainerJob
  allow_failure: true
  before_script:
    - "mkdir -p ~/.docker && echo '{\"experimental\": \"enabled\"}' > ~/.docker/config.json"
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
    # Skip update container `script` if the container already exists
    # via https://gitlab.com/gitlab-org/gitlab-ce/issues/26866#note_97609397 -> https://stackoverflow.com/a/52077071/796832
    - docker manifest inspect $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG > /dev/null && exit || true
  except:
    changes:
      - Dockerfile


.build_job:
  image: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  stage: build
  before_script:
    - chmod +x gradlew
    - "export VERSION_CODE=$(($CI_PIPELINE_IID)) && echo $VERSION_CODE"
    - "export VERSION_SHA=`echo ${CI_COMMIT_SHA:0:8}` && echo $VERSION_SHA"
  artifacts:
    paths:
      - app/build/outputs

buildDebug:
  extends: .build_job
  script:
    - ./gradlew assemble

testDebug:
  image: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  stage: test
  dependencies:
    - buildDebug
  script:
    - chmod +x gradlew
    - ./gradlew test