name: Sync Link Checker Binary from docs-tooling

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Link checker version to sync (e.g., v1.2.2)'
        required: true
        type: string

jobs:
  sync-binary:
    name: Sync link-checker binary from docs-tooling
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Download binary from docs-tooling release
        run: |
          echo "Downloading link-checker ${{ inputs.version }} from docs-tooling..."

          # Download binary from docs-tooling release using the GitHub API
          # NOTE: requires DOCS_TOOLING_TOKEN secret with read access to docs-tooling releases
          RELEASE_INFO=$(curl -sL \
            -H "Accept: application/vnd.github+json" \
            -H "Authorization: Bearer ${{ secrets.DOCS_TOOLING_TOKEN }}" \
            "https://api.github.com/repos/influxdata/docs-tooling/releases/tags/link-checker-${{ inputs.version }}")

          # Check if release was found
          if echo "$RELEASE_INFO" | jq -e '.message == "Not Found"' >/dev/null 2>&1; then
            echo "❌ Release link-checker-${{ inputs.version }} not found in docs-tooling"
            exit 1
          fi

          # Download linux binary asset
          BINARY_URL=$(echo "$RELEASE_INFO" | jq -r '.assets[] | select(.name == "link-checker-linux-x86_64") | .url')
          if [[ -z "$BINARY_URL" || "$BINARY_URL" == "null" ]]; then
            echo "❌ No linux binary found in release"
            echo "Available assets:"
            echo "$RELEASE_INFO" | jq -r '.assets[].name'
            exit 1
          fi

          curl -sL \
            -H "Accept: application/octet-stream" \
            -H "Authorization: Bearer ${{ secrets.DOCS_TOOLING_TOKEN }}" \
            -o link-checker-linux-x86_64 \
            "$BINARY_URL"

          # Download checksums if available
          CHECKSUMS_URL=$(echo "$RELEASE_INFO" | jq -r '.assets[] | select(.name == "checksums.txt") | .url')
          if [[ -n "$CHECKSUMS_URL" && "$CHECKSUMS_URL" != "null" ]]; then
            curl -sL \
              -H "Accept: application/octet-stream" \
              -H "Authorization: Bearer ${{ secrets.DOCS_TOOLING_TOKEN }}" \
              -o checksums.txt \
              "$CHECKSUMS_URL"
          fi

          # Verify the binary is valid (not an error page)
          FILE_SIZE=$(stat -c%s link-checker-linux-x86_64 2>/dev/null || stat -f%z link-checker-linux-x86_64)
          if [[ "$FILE_SIZE" -lt 1000 ]]; then
            echo "❌ Downloaded binary is only ${FILE_SIZE} bytes - likely a failed download"
            echo "Content:"
            cat link-checker-linux-x86_64
            exit 1
          fi

          echo "✅ Downloaded binary: ${FILE_SIZE} bytes"
          ls -la link-checker-linux-x86_64

      - name: Create docs-v2 release
        run: |
          echo "Creating link-checker-${{ inputs.version }} release in docs-v2..."

          # Collect assets to upload
          ASSETS="link-checker-linux-x86_64"
          if [[ -f checksums.txt ]]; then
            ASSETS="$ASSETS checksums.txt"
          fi

          gh release create \
            --repo "${{ github.repository }}" \
            --title "Link Checker Binary ${{ inputs.version }}" \
            --notes "$(cat <<NOTES
          Link validation tooling binary for docs-v2 GitHub Actions workflows.

          This binary is distributed from the docs-tooling repository release link-checker-${{ inputs.version }}.

          ### Usage in GitHub Actions

          The binary is automatically downloaded by docs-v2 workflows for link validation.

          ### Manual Usage

          \`\`\`bash
          # Download and make executable
          curl -L -o link-checker https://github.com/influxdata/docs-v2/releases/download/link-checker-${{ inputs.version }}/link-checker-linux-x86_64
          chmod +x link-checker

          # Verify installation
          ./link-checker --version
          \`\`\`

          ### Changes in ${{ inputs.version }}

          See the [docs-tooling release](https://github.com/influxdata/docs-tooling/releases/tag/link-checker-${{ inputs.version }}) for detailed changelog.
          NOTES
          )" \
            "link-checker-${{ inputs.version }}" \
            $ASSETS
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}