release-publish.yml

name: Release & Publish

on:
  workflow_dispatch:
    inputs:
      git_ref:
        description: 'Git ref'
        type: string
        required: false
        default: 'main'
      semver:
        description: 'Semantic Version (empty defaults to 0.0.0-commit)'
        type: string
        required: false
        default: ''
      publish_nuget:
        description: 'Publish NuGet package'
        type: boolean
        required: false
        default: false

jobs:
  build-and-publish:
    name: Build and Publish
    runs-on: windows-2022
    timeout-minutes: 15
    permissions:
      contents:
        write # Create tag and release

    steps:
    - uses: actions/checkout@v3
      with:
        ref: ${{ github.event.inputs.git_ref }}

    - name: Compute Version
      id: context
      shell: pwsh
      run: |
        $SemVer = "${{ github.event.inputs.semver }}"
        if ($SemVer -eq "") {
          $Commit = & git rev-parse --short=8 | Out-String
          $SemVer = "0.0.0-$Commit"
        }
        if (-not $SemVer -matches "^v\d+\.\d+\.\d+(-\w+)?$") {
          throw "Unexpected SemVer format: $SemVer"
        }

        Write-Output "::set-output name=tag::v$SemVer"
        Write-Output "::set-output name=semver::$SemVer"

    - uses: ./.github/actions/setup-swift

    - name: CMake Configure
      working-directory: Generator
      shell: pwsh
      run: cmake --preset release

    - name: CMake Build
      working-directory: Generator
      shell: pwsh
      run: cmake --build --preset release

    - name: Create NuGet Package
      working-directory: Generator
      shell: pwsh
      run: |
        $OutputPath = "${{ github.workspace }}\SwiftWinRT.nupkg"
        & .\Create-NuGetPackage.ps1 `
          -NativeExe "build\release\Sources\SwiftWinRT\SwiftWinRT.exe" `
           -Version "${{ steps.context.outputs.semver }}" `
          -OutputPath $OutputPath
        (Get-FileHash $OutputPath).Hash | Out-File -FilePath "$OutputPath.sha256"

    - name: Create Git Tag
      shell: pwsh
      run: |
        & git tag "${{ steps.context.outputs.tag }}"
        & git push origin "${{ steps.context.outputs.tag }}"

    - name: Create GitHub Release
      if: github.event_name == 'push'
      shell: pwsh
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        # Create Release
        $SemVer = "${{ steps.context.outputs.semver }}"
        $TagName = "${{ steps.context.outputs.tag }}"
        $RepositoryUrl = "${{ github.repository }}"
        $ExtraArgs = @()
        if ($SemVer.StartsWith("0.") -or $SemVer.Contains("-")) { $ExtraArgs += "--prerelease" }
        & gh release create $TagName --repo $RepositoryUrl --title $SemVer --generate-notes @ExtraArgs
        & gh release upload $TagName SwiftWinRT.nupkg --repo $RepositoryUrl
        & gh release upload $TagName SwiftWinRT.nupkg.sha256 --repo $RepositoryUrl