update-version.yml

name: Update Version and Changelog

on:
  workflow_dispatch:
    inputs:
      version_type:
        description: 'Version bump type'
        required: true
        default: 'patch'
        type: choice
        options:
        - patch
        - minor
        - major
      prerelease:
        description: 'Is this a prerelease?'
        required: false
        default: false
        type: boolean

jobs:
  update-version:
    name: Update Project Version
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        fetch-depth: 0
    
    - name: Setup .NET
      uses: actions/setup-dotnet@v4
      with:
        dotnet-version: '8.0.x'
    
    - name: Install GitVersion
      uses: gittools/actions/gitversion/setup@v0.10.2
      with:
        versionSpec: '5.x'
    
    - name: Determine version
      id: gitversion
      uses: gittools/actions/gitversion/execute@v0.10.2
      with:
        useConfigFile: true
    
    - name: Create new version
      id: version
      run: |
        CURRENT_VERSION="${{ steps.gitversion.outputs.majorMinorPatch }}"
        IFS='.' read -ra VERSION_PARTS <<< "$CURRENT_VERSION"
        MAJOR=${VERSION_PARTS[0]}
        MINOR=${VERSION_PARTS[1]}
        PATCH=${VERSION_PARTS[2]}
        
        case "${{ github.event.inputs.version_type }}" in
          "major")
            MAJOR=$((MAJOR + 1))
            MINOR=0
            PATCH=0
            ;;
          "minor")
            MINOR=$((MINOR + 1))
            PATCH=0
            ;;
          "patch")
            PATCH=$((PATCH + 1))
            ;;
        esac
        
        NEW_VERSION="$MAJOR.$MINOR.$PATCH"
        
        if [ "${{ github.event.inputs.prerelease }}" == "true" ]; then
          NEW_VERSION="$NEW_VERSION-alpha.$(date +%Y%m%d%H%M%S)"
        fi
        
        echo "NEW_VERSION=$NEW_VERSION" >> $GITHUB_OUTPUT
        echo "New version will be: $NEW_VERSION"
    
    - name: Update project files
      run: |
        # Update all .csproj files with new version
        find . -name "*.csproj" -not -path "./packages/*" | xargs sed -i "s/<Version>.*<\/Version>/<Version>${{ steps.version.outputs.NEW_VERSION }}<\/Version>/g"
        
        # Add version to project files if not exists
        for file in $(find . -name "*.csproj" -not -path "./packages/*"); do
          if ! grep -q "<Version>" "$file"; then
            sed -i '/<PropertyGroup>/a\    <Version>${{ steps.version.outputs.NEW_VERSION }}</Version>' "$file"
          fi
        done
    
    - name: Update changelog
      run: |
        # Create backup of changelog
        cp changelog.md changelog.md.bak
        
        # Get current date
        CURRENT_DATE=$(date +"%Y-%m-%d")
        
        # Create new changelog entry
        cat > changelog_temp.md << EOF
        # Changelog
        
        ## [${{ steps.version.outputs.NEW_VERSION }}] - $CURRENT_DATE
        ### Added
        - Version bump to ${{ steps.version.outputs.NEW_VERSION }}
        
        EOF
        
        # Append rest of changelog (skip first line)
        tail -n +2 changelog.md >> changelog_temp.md
        
        # Replace original
        mv changelog_temp.md changelog.md
    
    - name: Commit changes
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"
        git add .
        git commit -m "chore: bump version to ${{ steps.version.outputs.NEW_VERSION }}"
        git tag -a "v${{ steps.version.outputs.NEW_VERSION }}" -m "Release version ${{ steps.version.outputs.NEW_VERSION }}"
        git push origin HEAD
        git push origin --tags
    
    - name: Create release
      if: github.event.inputs.prerelease != 'true'
      uses: softprops/action-gh-release@v2
      with:
        tag_name: v${{ steps.version.outputs.NEW_VERSION }}
        name: Release ${{ steps.version.outputs.NEW_VERSION }}
        draft: false
        prerelease: ${{ github.event.inputs.prerelease == 'true' }}
        generate_release_notes: true
        token: ${{ secrets.GITHUB_TOKEN }}