.HelmChartLint: &HelmChartLint
  name: HelmChartLint
  image: alpine/helm:3.10.0
  
  environment:
    CHART_PATH: "./chart"
    
  commands:
    - |
      cd "$CHART_PATH"
      helm lint .

.HelmChartPublish: &HelmChartPublish
  name: HelmChartPublish
  image: alpine/helm:3.10.0
  
  environment:
    HELM_REPO_NAME: "" # defaults to project name
    HELM_ENDPOINT: "" # defaults to gitea organization helm registry if running in gitea
    HELM_USER: "" # defaults to CI_REGISTRY_USER
    HELM_PASSWORD: "" # defaults to CI_REGISTRY_PASSWORD

    CHART_PATH: "./chart"

    TAG_COMMIT_ENABLE: "true"
    TAG_COMMIT_BASE_VERSION: "0.0.0"
    TAG_COMMIT_PREFIX: "commit-"

    TAG_REF_SLUG_ENABLE: "true"
    TAG_REF_SLUG_BASE_VERSION: "0.0.0"
    
  commands:
    # drone does not support expanding vars in environment values, set defaults via bash
    - if [[ -z "$HELM_REPO_NAME" ]]; then HELM_REPO_NAME=$CI_PROJECT_NAME; fi
    - if [[ -z "$HELM_USER" ]]; then HELM_USER=$CI_REGISTRY_USER; fi
    - if [[ -z "$HELM_PASSWORD" ]]; then HELM_PASSWORD=$CI_REGISTRY_PASSWORD; fi

    # add default chart endpoints for gitea
    - |
      if [[ -z "$HELM_ENDPOINT" ]]; then
        if [[ ! -z "$GITEA_PACKAGES_API" ]]; then
          HELM_ENDPOINT="$GITEA_PACKAGES_API/$CI_PROJECT_NAMESPACE/helm"
        else
          echo "ERROR: no helm endpoint defined"
          exit 1
        fi
      fi
    
    # install plugin chartmuseum/helm-push
    - helm plugin install https://github.com/chartmuseum/helm-push

    # register repo
    - helm repo add --username="$HELM_USER" --password="$HELM_PASSWORD" "$HELM_REPO_NAME" "$HELM_ENDPOINT"

    # prepare package
    - |
      cd "$CHART_PATH"
      helm package .

    - |
      if [[ "$GITLAB_HELM_REPO_AUTH" == "true" ]]; then
        helm repo add --username="${CI_REGISTRY_USER}" --password="${CI_REGISTRY_PASSWORD}" "$HELM_REPO_NAME" $HELM_STABLE_ENDPOINT
      fi
    
    # default tag based on commit
    - |
      if [[ "$TAG_COMMIT_ENABLE" == "true" ]]; then
        helm cm-push . "$HELM_REPO_NAME" --version=$TAG_COMMIT_BASE_VERSION-$IMAGE_COMMIT_PREFIX$CI_COMMIT_SHA
      fi

    # add tag for reference if available
    - |
      if [[ "$TAG_REF_SLUG_ENABLE" == "true" ]] && [[ ! -z $DRONE_TAG ]]; then
        # special handling for tags: strip leading "v" character if present to allow tags with or without leading "v" to work
        helm cm-push . "$HELM_REPO_NAME" --version="${DRONE_TAG#"v"}"
      elif [[ "$TAG_REF_SLUG_ENABLE" == "true" ]] && [[ -z "$DRONE_PULL_REQUEST" ]] && [[ ! -z $DRONE_BRANCH ]]; then
        helm cm-push . "$HELM_REPO_NAME" --version=$TAG_REF_SLUG_BASE_VERSION-$DRONE_BRANCH
      fi