release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., 2.0.1)'
        required: true
        type: string
      branch:
        description: 'Branch to release from'
        required: true
        default: 'main'
        type: choice
        options:
          - main
          - legacy-1.0
          - experimental
      release_type:
        description: 'Type of release'
        required: true
        default: 'minor'
        type: choice
        options:
          - major
          - minor
          - patch
          - hotfix

jobs:
  validate:
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.validate.outputs.version }}
      
    steps:
    - name: Validate inputs
      id: validate
      run: |
        VERSION="${{ github.event.inputs.version }}"
        BRANCH="${{ github.event.inputs.branch }}"
        
        # Validate version format
        if [[ ! $VERSION =~ ^[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?$ ]]; then
          echo "Invalid version format: $VERSION"
          exit 1
        fi
        
        # Validate branch compatibility
        if [[ $BRANCH == "legacy-1.0" && ! $VERSION =~ ^1\. ]]; then
          echo "Legacy branch must use 1.x.x versions"
          exit 1
        elif [[ $BRANCH == "main" && ! $VERSION =~ ^2\. ]]; then
          echo "Main branch must use 2.x.x versions"
          exit 1
        fi
        
        echo "version=$VERSION" >> $GITHUB_OUTPUT

  release:
    needs: validate
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v4
      with:
        ref: ${{ github.event.inputs.branch }}
        fetch-depth: 0
        token: ${{ secrets.GITHUB_TOKEN }}
    
    - name: Setup .NET
      uses: actions/setup-dotnet@v4
      # SDK version read from global.json

    - name: Update version files
      run: |
        VERSION="${{ needs.validate.outputs.version }}"
        BRANCH="${{ github.event.inputs.branch }}"
        
        # Update Directory.Build.props
        sed -i "s/<VersionPrefix>.*<\/VersionPrefix>/<VersionPrefix>$VERSION<\/VersionPrefix>/" Directory.Build.props
        
        # Update LibEmiddle.csproj
        sed -i "s/<Version>.*<\/Version>/<Version>$VERSION<\/Version>/" LibEmiddle/LibEmiddle.csproj
        
        # Update protocol version if major version change
        if [[ "${{ github.event.inputs.release_type }}" == "major" ]]; then
          MAJOR_VERSION=$(echo $VERSION | cut -d. -f1)
          sed -i "s/public const int MAJOR_VERSION = .*/public const int MAJOR_VERSION = $MAJOR_VERSION;/" LibEmiddle.Domain/Constants/ProtocolVersion.cs
        fi
    
    - name: Build and test
      run: |
        dotnet restore
        dotnet build --configuration Release
        dotnet test --configuration Release --verbosity normal
    
    - name: Create NuGet packages
      run: |
        dotnet pack --configuration Release --output ./packages
    
    - name: Commit version changes
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"
        git add .
        git commit -m "Release version ${{ needs.validate.outputs.version }}" || exit 0
        git push
    
    - name: Create and push tag
      run: |
        git tag -a "v${{ needs.validate.outputs.version }}" -m "Release version ${{ needs.validate.outputs.version }}"
        git push origin "v${{ needs.validate.outputs.version }}"
    
    - name: Create GitHub Release
      uses: softprops/action-gh-release@v2
      with:
        tag_name: v${{ needs.validate.outputs.version }}
        name: v${{ needs.validate.outputs.version }}
        body: |
          ## Release v${{ needs.validate.outputs.version }}

          ### Installation
          ```
          dotnet add package LibEmiddle --version ${{ needs.validate.outputs.version }}
          ```

          ### Branch: ${{ github.event.inputs.branch }}
          ### Type: ${{ github.event.inputs.release_type }}
        draft: false
        prerelease: ${{ contains(needs.validate.outputs.version, '-') }}
        files: ./packages/*.nupkg