name: Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: read

jobs:
  test:
    uses: ./.github/workflows/test.yml

  build:
    needs: test
    runs-on: ubuntu-latest
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
    
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: "3.11"
    
    - name: Install uv
      run: |
        python -m pip install --upgrade pip
        pip install uv
    
    - name: Install dependencies
      run: |
        uvx poetry install
    
    - name: Build package
      run: |
        uvx poetry build
    
    - name: Check package
      run: |
        uvx poetry run twine check dist/*
    
    - name: Upload build artifacts
      uses: actions/upload-artifact@v4
      with:
        name: dist
        path: dist/

  publish:
    needs: build
    runs-on: ubuntu-latest
    environment: release
    permissions:
      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
    steps:
    - name: Download build artifacts
      uses: actions/download-artifact@v4
      with:
        name: dist
        path: dist/
    
    - name: Publish to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        skip-existing: true

  github-release:
    needs: publish
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
    
    - name: Generate changelog
      id: changelog
      run: |
        # Extract version from tag
        VERSION=${GITHUB_REF#refs/tags/v}
        echo "version=$VERSION" >> $GITHUB_OUTPUT
        
        # Generate changelog (basic implementation)
        echo "## Changes in v$VERSION" > CHANGELOG.md
        echo "" >> CHANGELOG.md
        git log --pretty=format:"- %s" $(git describe --tags --abbrev=0 HEAD^)..HEAD >> CHANGELOG.md || echo "- Initial release" >> CHANGELOG.md
    
    - name: Create GitHub Release
      uses: actions/create-release@v1
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        tag_name: ${{ github.ref }}
        release_name: Release v${{ steps.changelog.outputs.version }}
        body_path: CHANGELOG.md
        draft: false
        prerelease: false