---
stages:
  - build
  - test
  - deploy

pre-build:
  image: busybox:latest
  stage: build
  script:
    - |
      if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then
        tag="latest"
        echo "Running on default branch '$CI_DEFAULT_BRANCH': tag = 'latest'"
      else
        tag="$CI_COMMIT_REF_SLUG"
        echo "Running on branch '$CI_COMMIT_BRANCH': tag = $tag"
      fi
    - echo "DOCKER_IMAGE=netology-devops-gitlab:${tag}" > docker.env
  artifacts:
    reports:
      dotenv:
        docker.env

docker-build:
  stage: build
  variables:
    DOCKER_DRIVER: overlay2
    DOCKER_TLS_CERTDIR: ""
    DOCKER_HOST: tcp://localhost:2375/
  image: cr.yandex/yc/metadata-token-docker-helper:0.2
  services:
    - docker:19.03.1-dind
  needs:
    - pre-build
  script:
    - docker build --pull -t "cr.yandex/${YA_DOCKER_REGISTRY}/${DOCKER_IMAGE}" -f docker/Dockerfile .
    - docker push "cr.yandex/${YA_DOCKER_REGISTRY}/${DOCKER_IMAGE}"
  rules:
    - if: $CI_COMMIT_BRANCH
      exists:
        - docker/Dockerfile

test-api:
  image: alpine/curl:latest
  stage: test
  variables:
    PYTHON_API_HOSTNAME: python-api
  services:
    - name: "cr.yandex/${YA_DOCKER_REGISTRY}/${DOCKER_IMAGE}"
      alias: python-api
  needs:
    - pre-build
    - docker-build
  script:
    - ./test/validate_api.sh

deploy:
  image: gcr.io/cloud-builders/kubectl:latest
  stage: deploy
  variables:
    DOCKER_IMAGE: "cr.yandex/${YA_DOCKER_REGISTRY}/${DOCKER_IMAGE}"
  needs:
    - pre-build
    - docker-build
  script:
    - kubectl config set-cluster k8s --server="$KUBE_URL" --insecure-skip-tls-verify=true
    - kubectl config set-credentials admin --token="$KUBE_TOKEN"
    - kubectl config set-context default --cluster=k8s --user=admin
    - kubectl config use-context default
    - sed -i "s/__YA_REGISTRY__/${YA_DOCKER_REGISTRY}/" docker/k8s.yaml
    - sed -i "s/__DOCKER_IMAGE__/${DOCKER_IMAGE}/" docker/k8s.yaml
    - kubectl apply -f docker/k8s.yaml