name: docs-release

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Git tag'
        required: true
  release:
    types:
      - released

jobs:
  open-pr:
    runs-on: ubuntu-22.04
    if: ${{ (github.event.release.prerelease != true || github.event.inputs.tag != '') && github.repository == 'docker/buildx' }}
    steps:
      -
        name: Checkout docs repo
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.GHPAT_DOCS_DISPATCH }}
          repository: docker/docs
          ref: main
      -
        name: Prepare
        run: |
          rm -rf ./data/buildx/*
          if [ -n "${{ github.event.inputs.tag }}" ]; then
            echo "RELEASE_NAME=${{ github.event.inputs.tag }}" >> $GITHUB_ENV
          else
            echo "RELEASE_NAME=${{ github.event.release.name }}" >> $GITHUB_ENV
          fi
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Generate yaml
        uses: docker/bake-action@v4
        with:
          source: ${{ github.server_url }}/${{ github.repository }}.git#${{ env.RELEASE_NAME }}
          targets: update-docs
          provenance: false
          set: |
            *.output=/tmp/buildx-docs
        env:
          DOCS_FORMATS: yaml
      -
        name: Copy yaml
        run: |
          cp /tmp/buildx-docs/out/reference/*.yaml ./data/buildx/
      -
        name: Update vendor
        run: |
          make vendor
        env:
          VENDOR_MODULE: github.com/docker/buildx@${{ env.RELEASE_NAME }}
      -
        name: Create PR on docs repo
        uses: peter-evans/create-pull-request@9153d834b60caba6d51c9b9510b087acf9f33f83  # v6.0.4
        with:
          token: ${{ secrets.GHPAT_DOCS_DISPATCH }}
          push-to-fork: docker-tools-robot/docker.github.io
          commit-message: "vendor: github.com/docker/buildx ${{ env.RELEASE_NAME }}"
          signoff: true
          branch: dispatch/buildx-ref-${{ env.RELEASE_NAME }}
          delete-branch: true
          title: Update buildx reference to ${{ env.RELEASE_NAME }}
          body: |
            Update the buildx reference documentation to keep in sync with the latest release `${{ env.RELEASE_NAME }}`
          draft: false