# labels:
#   platform: linux/arm64

when:
  event: [push, cron]

matrix:
  include:
    - PLATFORM: rhel-9
      PLATFORM_ID: el9
    - PLATFORM: centos-8
      PLATFORM_ID: el8
    - PLATFORM: ubuntu-2204
      PLATFORM_ID: 2204
    - PLATFORM: ubuntu-2404
      PLATFORM_ID: 2404
    # - PLATFORM: opensuse-155
    #   PLATFORM_ID: suse155

steps:
  # Ensures that we're always using the latest available upstream build chain
  # - name: Pull upstream
  #   image: alpine:3.20
  #   commands:
  #     - apk add -q --no-cache git
  #     - git remote add upstream https://github.com/cynkra/r-builds.git
  #     - git config --global user.email "you@example.com"
  #     - git config --global user.name "Your Name"
  #     - git config pull.ff only
  #     - git fetch upstream
  #     - git merge upstream/main --allow-unrelated-histories
  #.

  - name: Get latest R version
    image: alpine:3.20
    commands:
      - apk add -q --no-cache curl
      # - curl -s https://raw.githubusercontent.com/Homebrew/homebrew-core/master/Formula/r/r.rb | grep -o 'R-[0-9]*\.[0-9]*\.[0-9]*' | tr -d 'R-' | tr -d '"' > r-release-version.txt
      - echo "4.4.0" > r-release-version.txt
      - cat r-release-version.txt

  - name: Check if files for R version already exist in s3
    environment:
      AWS_ACCESS_KEY_ID:
        from_secret: b2_application_key_id
      AWS_SECRET_ACCESS_KEY:
        from_secret: b2_application_key
      AWS_ENDPOINT_URL: https://s3.eu-central-003.backblazeb2.com
    image: alpine:3.20
    commands:
      - apk add -q --no-cache aws-cli
      - aws s3 ls s3://devxy-r-builds/${PLATFORM_ID}/ | tail -1 | awk '{print $NF}' | cut -c 3-7 > r_build_latest.txt
      - cat r_build_latest.txt

  # ref: https://github.com/woodpecker-ci/woodpecker/discussions/2721
  - name: Build
    # image: library/docker:26.1.4-dind-alpine3.20 # agent on k8s
    image: alpine:3.20 # agent on VM
    privileged: true
    # environment:
    #   DOCKER_HOST: tcp://docker:2375
    commands: |
      # docker info
      if [ ! -s r_build_latest.txt ] || [ ! "$(cat r-release-version.txt)" = "$(cat r_build_latest.txt)" ]; then
        apk add -q --no-cache py3-pip make just aws-cli docker-compose
        pip3 install -q b2 --break-system-packages
        just build-r-${PLATFORM} $(cat r-release-version.txt)
      fi
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock # agent on VM
      - /tmp:/tmp # agent on VM

  - name: Upload
    image: pats22/s3-plugin:latest
    pull: true
    settings:
      bucket: devxy-r-builds
      strip_prefix: /tmp/${PLATFORM}/
      source: /tmp/${PLATFORM}/*
      target: ${PLATFORM_ID}/
      region: eu-central-003
      acl: public-read
      access_key:
        from_secret: b2_application_key_id
      secret_key:
        from_secret: b2_application_key
      endpoint: s3.eu-central-003.backblazeb2.com
      overwrite: false
    volumes:
      # - ci-tmp:/tmp # agent on k8s
      - /tmp:/tmp # agent on VM

# services:
#   docker:
#     environment:
#       DOCKER_TLS_CERTDIR: ""
#     image: docker:26-dind
#     commands: dockerd --tls=false --host=tcp://0.0.0.0:2375
#     privileged: true
#     ports:
#       - 2375
#     # volumes:
#       # - ci-tmp:/tmp # agent on k8s