release.yml

# publishes to nuget if the version number in PrettyPrompt.csproj changes

name: publish to nuget

on:
  push:
    branches:
    - main
    
jobs:
  build:

    runs-on: windows-latest

    steps:
    - uses: actions/checkout@v1
    
    - name: Check for new version
      id: CheckReleaseRequired
      shell: pwsh
      run: |
        $publishedversions = (Find-Package -AllVersions -AllowPrereleaseVersions -Name "PrettyPrompt").Version
        echo "Found published versions: $publishedversions"
        if ($publishedversions.Count -gt 0) {
            $csproj = [xml](Get-Content ./src/PrettyPrompt/PrettyPrompt.csproj)
            $localversion = $csproj.Project.PropertyGroup.Version[0]
            echo "Version in the repository is $localversion"
            $isReleaseRequired = (-not $publishedversions.Contains($localversion)).ToString().ToLower()
            echo "Release required: $isReleaseRequired"
            echo "::set-output name=LOCAL_VERSION::v$localversion"
            echo "::set-output name=IS_RELEASE_REQUIRED::$isReleaseRequired"
        }
      
    - name: Install Dotnet
      uses: actions/setup-dotnet@v1
      if: steps.CheckReleaseRequired.outputs.IS_RELEASE_REQUIRED == 'true' 
      with:
        dotnet-version: | 
          8.0.x

    - name: Create NuGet Package
      if: steps.CheckReleaseRequired.outputs.IS_RELEASE_REQUIRED == 'true' 
      run: dotnet pack ./src/PrettyPrompt/PrettyPrompt.csproj -c Release -p:ContinuousIntegrationBuild=true

    - name: Publish to NuGet
      if: steps.CheckReleaseRequired.outputs.IS_RELEASE_REQUIRED == 'true' 
      run: dotnet nuget push --skip-duplicate --api-key ${{secrets.NUGET_API_KEY}} --source 'https://api.nuget.org/v3/index.json' .\src\PrettyPrompt\bin\Release\PrettyPrompt.*.nupkg

    - name: Create Git Tag
      if: steps.CheckReleaseRequired.outputs.IS_RELEASE_REQUIRED == 'true' 
      uses: actions/github-script@v6
      with:
        script: |
          github.rest.git.createRef({
            owner: context.repo.owner,
            repo: context.repo.repo,
            ref: 'refs/tags/${{ steps.CheckReleaseRequired.outputs.LOCAL_VERSION }}',
            sha: context.sha
          })