publish.yml

name: Publish
on:
  push:
    branches:
      - master
    paths:
      - RELEASE_NOTES.md 
      - .github/workflows/publish.yml
jobs:
  release-check:
    name: Check release version
    runs-on: windows-latest
    permissions:
      contents: read
    outputs:
      should_publish: ${{ steps.compare.outputs.should_publish }}
      release_notes_version: ${{ steps.compare.outputs.release_notes_version }}
      latest_release_version: ${{ steps.compare.outputs.latest_release_version }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Install Dotnet
        uses: actions/setup-dotnet@v4
        with:
          global-json-file: global.json
      - name: Restore Tools
        run: dotnet tool restore
      - name: Compare release versions
        id: compare
        shell: pwsh
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          function Normalize-Version([string] $Version) {
            if ([string]::IsNullOrWhiteSpace($Version)) {
              return ""
            }

            return $Version.Trim() -replace '^[vV]', ''
          }

          $parseOutput = & dotnet aardpack --parse-only
          if ($LASTEXITCODE -ne 0) {
            throw "dotnet aardpack --parse-only failed with exit code $LASTEXITCODE."
          }

          $releaseNotesVersion = ($parseOutput | Where-Object { -not [string]::IsNullOrWhiteSpace($_) } | Select-Object -Last 1).Trim()
          if ([string]::IsNullOrWhiteSpace($releaseNotesVersion)) {
            throw "dotnet aardpack --parse-only did not return a release notes version."
          }

          $headers = @{
            Authorization = "Bearer $env:GITHUB_TOKEN"
            Accept = "application/vnd.github+json"
            "X-GitHub-Api-Version" = "2022-11-28"
            "User-Agent" = "github-actions"
          }

          $latestReleaseVersion = ""
          $shouldPublish = "true"
          try {
            $latestRelease = Invoke-RestMethod `
              -Uri "https://api.github.com/repos/${{ github.repository }}/releases/latest" `
              -Headers $headers
            $latestReleaseVersion = [string] $latestRelease.tag_name

            if ((Normalize-Version $releaseNotesVersion) -eq (Normalize-Version $latestReleaseVersion)) {
              $shouldPublish = "false"
            }
          }
          catch {
            $statusCode = $_.Exception.Response.StatusCode.value__
            if ($statusCode -eq 404) {
              Write-Host "No latest GitHub release found. Continuing publish workflow."
            }
            else {
              throw
            }
          }

          "release_notes_version=$releaseNotesVersion" >> $env:GITHUB_OUTPUT
          "latest_release_version=$latestReleaseVersion" >> $env:GITHUB_OUTPUT
          "should_publish=$shouldPublish" >> $env:GITHUB_OUTPUT

          "## Publish release check" >> $env:GITHUB_STEP_SUMMARY
          "" >> $env:GITHUB_STEP_SUMMARY
          "- Release notes version: ``$releaseNotesVersion``" >> $env:GITHUB_STEP_SUMMARY
          "- Latest GitHub release: ``$latestReleaseVersion``" >> $env:GITHUB_STEP_SUMMARY
          "- Should publish: ``$shouldPublish``" >> $env:GITHUB_STEP_SUMMARY

  pack:
    name: Package
    runs-on: windows-latest
    needs: release-check
    if: needs.release-check.outputs.should_publish == 'true'
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Install Dotnet
        uses: actions/setup-dotnet@v4
        with:
          global-json-file: global.json
      - name: Restore Tools
        run: dotnet tool restore
      - name: Restore
        run: dotnet paket restore
      - name: Pack
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: dotnet aardpack src\Aardvark.Rendering.sln --notag
      - name: Upload Packages
        uses: actions/upload-artifact@v4
        with:
          name: packages
          path: bin\pack
      - name: GitHub Packages
        env:
          NUGET_KEY: ${{ secrets.GITHUB_TOKEN }}
        shell: cmd
        run: dotnet nuget push "bin\pack\*.nupkg" -k %NUGET_KEY% -s "https://nuget.pkg.github.com/aardvark-platform/index.json" --skip-duplicate
      - name: NuGet
        env:
          NUGET_KEY: ${{ secrets.NUGET_KEY }}
        shell: cmd
        run: dotnet nuget push "bin\pack\*.nupkg" -k %NUGET_KEY% -s "https://api.nuget.org/v3/index.json" --skip-duplicate