name: "publish docker image"
description: "Tag and push docker image to GCP artifact registry"

inputs:
  image_name:
    required: true

  image_local_tag:
    required: false
    default: "latest"

  image_remote_tag:
    required: false
    default: ""

  repository_location:
    required: false
    default: "europe-docker.pkg.dev/puzzle-and-play/docker"

  tag_commit:
    required: false
    default: true

runs:
  using: composite
  steps:
    - name: "publish docker image"

      env:
        IMAGE_LOCAL_NAME: "${{ inputs.image_name }}"
        IMAGE_LOCAL_TAG: "${{ inputs.image_local_tag }}"
        IMAGE_REMOTE_NAME: "${{ inputs.repository_location }}/${{ inputs.image_name }}"
        IMAGE_REMOTE_TAG: "${{ inputs.image_remote_tag }}"
        TAG_COMMIT: "${{ inputs.tag_commit }}"

      run: |
        : ${IMAGE_REMOTE_TAG:="${{ github.ref_name }}-${{ github.run_number }}"}
        echo "image: $IMAGE_REMOTE_NAME:$IMAGE_REMOTE_TAG"

        docker tag \
          "$IMAGE_LOCAL_NAME:$IMAGE_LOCAL_TAG" \
          "$IMAGE_REMOTE_NAME:$IMAGE_REMOTE_TAG"

        docker push "$IMAGE_REMOTE_NAME:$IMAGE_REMOTE_TAG"

        if [[ "$TAG_COMMIT" == "true" ]]; then
          TAG_NAME="image-$IMAGE_REMOTE_TAG"
          echo "tagging commit with $TAG_NAME"
          git tag -f "$TAG_NAME"
          git push -f origin $TAG_NAME
        fi