name: 'Docker meta'
inputs:
  profile:
    required: true
    type: string
  registry:
    required: true
    type: string
  arch:
    required: true
    type: string
  otp:
    required: true
    type: string
  elixir:
    required: false
    type: string
    default: ''
  builder_base:
    required: true
    type: string
  owner:
    required: true
    type: string
  docker_tags:
    required: true
    type: string

outputs:
  emqx_name:
    description: "EMQX name"
    value: ${{ steps.pre-meta.outputs.emqx_name }}
  version:
    description: "docker image version"
    value: ${{ steps.meta.outputs.version }}
  tags:
    description: "docker image tags"
    value: ${{ steps.meta.outputs.tags }}
  labels:
    description: "docker image labels"
    value: ${{ steps.meta.outputs.labels }}

runs:
  using: composite
  steps:
    - name: prepare for docker/metadata-action
      id: pre-meta
      shell: bash
      run: |
        emqx_name=${{ inputs.profile }}
        img_suffix=${{ inputs.arch }}
        img_labels="org.opencontainers.image.otp.version=${{ inputs.otp }}"
        if [ -n "${{ inputs.elixir }}" ]; then
          emqx_name="emqx-elixir"
          img_suffix="elixir-${{ inputs.arch }}"
          img_labels="org.opencontainers.image.elixir.version=${{ inputs.elixir }}\n${img_labels}"
        fi
        if [ "${{ inputs.profile }}" = "emqx" ]; then
          img_labels="org.opencontainers.image.edition=Opensource\n${img_labels}"
        fi
        if [ "${{ inputs.profile }}" = "emqx-enterprise" ]; then
          img_labels="org.opencontainers.image.edition=Enterprise\n${img_labels}"
        fi
        if [[ "${{ inputs.builder_base }}" =~ "alpine" ]]; then
          img_suffix="${img_suffix}-alpine"
        fi
        echo "emqx_name=${emqx_name}" >> $GITHUB_OUTPUT
        echo "img_suffix=${img_suffix}" >> $GITHUB_OUTPUT
        echo "img_labels=${img_labels}" >> $GITHUB_OUTPUT
        echo "img_name=${{ inputs.registry }}/${{ inputs.owner }}/${{ inputs.profile }}" >> $GITHUB_OUTPUT
    - uses: docker/metadata-action@v4
      id: meta
      with:
        images:
          ${{ steps.pre-meta.outputs.img_name }}
        flavor: |
          suffix=-${{ steps.pre-meta.outputs.img_suffix }}
        tags: |
          type=raw,value=${{ inputs.docker_tags }}
        labels:
          ${{ steps.pre-meta.outputs.img_labels }}