kind: pipeline
name: build-and-deploy
type: docker

platform:
  os: linux
  arch: arm64


steps:
  - name: docker-build-and-push
    image: thegeeklab/drone-docker-buildx # Absurd that this isn't offered as first-party!
    privileged: true
    settings:
      # Consider testing with this if the cache-to arguments don't help!
      # args:
      #   - BUILDKIT_INLINE_CACHE=1
      cache_from:
        - "gitea.scubbo.org/${DRONE_REPO}:${DRONE_BRANCH}"
      cache_to:
        # https://docs.docker.com/build/cache/backends/registry/
        # `mode=max` necessary in order to cache intermediate stages
        #
        # https://github.com/go-gitea/gitea/issues/28973#issuecomment-1961859655
        # Some parameters are necessary in order to make the push to gitea succeed
        #
        # Another reference:
        # https://github.com/thegeeklab/drone-docker-buildx/issues/47
        - "type=registry,ref=gitea.scubbo.org/${DRONE_REPO}:${DRONE_BRANCH},mode=max,image-manifest=true,oci-mediatypes=true"
      registry: gitea.scubbo.org
      username: scubbo
      password:
        from_secret: gitea_password
      repo: gitea.scubbo.org/${DRONE_REPO}
      tags:
        - ${DRONE_BRANCH}
        - ${DRONE_COMMIT_SHA:0:10}
      target: prod
      platforms:
        - linux/arm64
        - linux/amd64
  # Because `drone/git` does not support checking out to a specified directory
  # (https://github.com/drone/drone-git/blob/master/posix/clone-commit), we have to remove the current contents of the
  # directory before cloning the Helm Chart repo or there will be a clash.
  #
  # ...God, I really need to transition off of Drone and onto a better CI tool...
  - name: Clear directory
    image: alpine
    commands:
      - rm -rf *
      - rm -rf ./.*

  - name: Checkout Helm Chart
    image: drone/git
    settings:
      remote: gitea.scubbo.org/scubbo/helm-charts
      ref: refs/heads/main

  - name: Update Helm Chart
    image: alpine
    commands:
      - apk add yq git
      - cd helm-charts
      - yq -i '.image.tag = "${DRONE_COMMIT_SHA:0:10}"' charts/edh-elo/values.yaml
      - git add -A
      - git commit -m "Update EDH ELO commit to "${DRONE_COMMIT_SHA:0:10}"
      - git push