variables:
  CONTAINER_REGISTRY:             "docker.io/parity"
  BACKEND_CONTAINER_REPO:         "substrate-telemetry-backend"
  FRONTEND_CONTAINER_REPO:        "substrate-telemetry-frontend"
  KUBE_NAMESPACE:                 "substrate-telemetry"
  BACKEND_IMAGE_FULL_NAME:        "${CONTAINER_REGISTRY}/${BACKEND_CONTAINER_REPO}:${CI_COMMIT_SHORT_SHA}"
  FRONTEND_IMAGE_FULL_NAME:       "${CONTAINER_REGISTRY}/${FRONTEND_CONTAINER_REPO}:${CI_COMMIT_SHORT_SHA}"

stages:
  - dockerize
  - staging

#.delete_deployment:       &delete_deployment
#  - helm uninstall -n "$KUBE_NAMESPACE" "$KUBE_NAMESPACE"

.dockerize:               &dockerize
  stage:                  dockerize
  image:                  quay.io/buildah/stable
  rules:
    - if: '$CI_COMMIT_BRANCH == "master"'
      when: always
  tags:
    - kubernetes-parity-build

.deploy-k8s:              &deploy-k8s
  image:                  paritytech/kubetools:3.5.3
  script:
    - echo "Deploying using image $BACKEND_IMAGE_FULL_NAME"
    - echo "Using Helm `helm version --short`"
    - export KUBERNETES_VERSION_TAG="$CI_PIPELINE_ID"
    - |-
      sed -i "s/version:.*/version: $KUBERNETES_VERSION_TAG/" ./helm/Chart.yaml
    - |-
      sed -i "s/appVersion:.*/appVersion: $KUBERNETES_VERSION_TAG/" ./helm/Chart.yaml
    # validate the chart
    - helm template
        --create-namespace
        --namespace $KUBE_NAMESPACE
        --set image.backend.repository="${CONTAINER_REGISTRY}/${BACKEND_CONTAINER_REPO}"
        --set image.backend.tag="${CI_COMMIT_SHORT_SHA}"
        --set image.frontend.repository="${CONTAINER_REGISTRY}/${FRONTEND_CONTAINER_REPO}"
        --set image.frontend.tag="${CI_COMMIT_SHORT_SHA}"
        $KUBE_NAMESPACE ./helm/
    # install the chart into the relevant cluster
    - helm upgrade
        --install
        --atomic
        --timeout 120s
        --create-namespace
        --namespace $KUBE_NAMESPACE
        --set image.backend.repository="${CONTAINER_REGISTRY}/${BACKEND_CONTAINER_REPO}"
        --set image.backend.tag="${CI_COMMIT_SHORT_SHA}"
        --set image.frontend.repository="${CONTAINER_REGISTRY}/${FRONTEND_CONTAINER_REPO}"
        --set image.frontend.tag="${CI_COMMIT_SHORT_SHA}"
        $KUBE_NAMESPACE ./helm/
  rules:
    - if: '$CI_COMMIT_BRANCH == "master"'
      when: on_success
  tags:
    - kubernetes-parity-build

dockerize-backend:
  <<:                     *dockerize
  script:
    - echo "Building image $BACKEND_IMAGE_FULL_NAME"
    - buildah bud
      --format=docker
      --tag "$BACKEND_IMAGE_FULL_NAME" ./backend/
    - echo ${Docker_Hub_Pass_Parity} |
        buildah login --username ${Docker_Hub_User_Parity} --password-stdin docker.io
    - buildah push --format=v2s2 "$BACKEND_IMAGE_FULL_NAME"

dockerize-frontend:
  <<:                     *dockerize
  script:
    - echo "Building image $FRONTEND_IMAGE_FULL_NAME"
    - buildah bud
      --format=docker
      --tag "$FRONTEND_IMAGE_FULL_NAME" ./frontend/
    - echo ${Docker_Hub_Pass_Parity} |
        buildah login --username ${Docker_Hub_User_Parity} --password-stdin docker.io
    - buildah push --format=v2s2 "$FRONTEND_IMAGE_FULL_NAME"

deploy-parity-stg:
  stage:                  staging
  <<:                     *deploy-k8s
  environment:
    name:                 parity-stg