.make-image-envs: &make-image-envs
  - name: set NAMESPACE
    script: echo -n "$CNB_REPO_SLUG" | cut -d "/" -f3
    exports:
      info: NAMESPACE
  - name: set IMAGE_NAME
    script: echo -n "$CNB_REPO_SLUG" | cut -d "/" -f4
    exports:
      info: IMAGE_NAME
  - name: set IMAGE_VERSION
    script: echo -n "$CNB_BRANCH" | cut -d "/" -f1
    exports:
      info: IMAGE_VERSION
  - name: use latest if main
    if: |
      [ "$CNB_BRANCH" = "main" ]
    script: echo -n "latest"
    exports:
      info: IMAGE_VERSION
  - name: set IMAGE_TAG
    script: echo -n "${NAMESPACE}/${IMAGE_NAME}:${IMAGE_VERSION}"
    exports:
      info: IMAGE_TAG

.build-by-arch: &build-by-arch
  - name: docker login for index.docker.io
    script: docker login -u "$DOCKER_USER" -p "$DOCKER_PWD"
    imports: https://cnb.cool/cnb/secrets/-/blob/main/envs/hub.docker.com.yml
  - name: set DOCKERFILE_DIR
    script: |
      if [ -f "docker/Dockerfile.linux.$BUILD_ARCH" ]; then
        echo -n "docker/Dockerfile.linux.$BUILD_ARCH"
      else
        echo -n "Dockerfile"
      fi
    exports:
      info: DOCKERFILE_DIR
  - name: docker build & push
    if: |
      [ -f $DOCKERFILE_DIR ]
    script:
      - docker build -f $DOCKERFILE_DIR -t $IMAGE_TAG-linux-$BUILD_ARCH .
      - docker push $IMAGE_TAG-linux-$BUILD_ARCH
  - name: resolve 
    type: cnb:resolve
    options:
      key: build-$BUILD_ARCH

.amd64-arch-build: &amd64-arch-build
  name: build-amd64
  runner:
    tags: cnb:arch:amd64
  services:
    - docker
  env:
    BUILD_ARCH: amd64
  stages:
    - *make-image-envs
    - *build-by-arch

.arm64-arch-build: &arm64-arch-build
  name: build-arm64
  runner:
    tags: cnb:arch:arm64:v8
  env:
    BUILD_ARCH: arm64
  services:
    - docker
  stages:
    - *make-image-envs
    - *build-by-arch

.multi-arch-push: &multi-arch-push
  - name: await the amd64
    type: cnb:await
    options:
      key: build-amd64
  - name: await the arm64
    type: cnb:await
    options:
      key: build-arm64
  - name: manifest
    image: plugins/manifest
    settings:
      username: $DOCKER_USER
      password: $DOCKER_PWD
      target: $IMAGE_TAG
      template: ${IMAGE_TAG}-OS-ARCH
      # ignore_missing: true
      platforms:
        - linux/amd64
        - linux/arm64
  - name: clear
    image: lumir/remove-dockerhub-tag
    args:
      - --user
      - $DOCKER_USER
      - --password
      - $DOCKER_PWD
      - ${IMAGE_TAG}-linux-amd64
      - ${IMAGE_TAG}-linux-arm64

"(main|dev|staging)":
  push:
    - *amd64-arch-build
    - *arm64-arch-build
    - name: conbine-arch
      imports: https://cnb.cool/cnb/secrets/-/blob/main/envs/hub.docker.com.yml
      services:
        - docker    
      stages:
        - *make-image-envs
        - *multi-arch-push

$:
  tag_push:
    - *amd64-arch-build
    - *arm64-arch-build
    - name: conbine-arch
      imports: https://cnb.cool/cnb/secrets/-/blob/main/envs/hub.docker.com.yml
      services:
        - docker
      stages:
        - *make-image-envs
        - *multi-arch-push