release.yml

name: Release

on:
  push:
    tags:
      - 'v*.*.*'
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., 1.0.0)'
        required: true
        type: string

permissions:
  contents: write
  packages: write

env:
  PYTHON_VERSION: "3.12"

jobs:
  create-release:
    name: Create Release
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.get-version.outputs.version }}

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get version
        id: get-version
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            echo "version=${{ github.event.inputs.version }}" >> $GITHUB_OUTPUT
          else
            echo "version=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT
          fi

      - name: Generate changelog
        id: changelog
        run: |
          # Generate changelog from git log
          if git describe --tags --abbrev=0 2>/dev/null; then
            PREV_TAG=$(git describe --tags --abbrev=0 2>/dev/null | head -1)
            CHANGELOG=$(git log ${PREV_TAG}..HEAD --pretty=format:"- %s (%h)" --no-merges)
          else
            CHANGELOG=$(git log --pretty=format:"- %s (%h)" --no-merges | head -20)
          fi

          echo "changelog<<EOF" >> $GITHUB_OUTPUT
          echo "$CHANGELOG" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: v${{ steps.get-version.outputs.version }}
          release_name: Release v${{ steps.get-version.outputs.version }}
          body: |
            ## 🚀 Release v${{ steps.get-version.outputs.version }}

            ### Changes
            ${{ steps.changelog.outputs.changelog }}

            ### Installation
            ```bash
            pip install thoth==${{ steps.get-version.outputs.version }}
            ```

            ### Docker
            ```bash
            docker pull ghcr.io/${{ github.repository }}:${{ steps.get-version.outputs.version }}
            ```
          draft: false
          prerelease: ${{ contains(steps.get-version.outputs.version, 'alpha') || contains(steps.get-version.outputs.version, 'beta') || contains(steps.get-version.outputs.version, 'rc') }}

  build-and-publish:
    name: Build and Publish
    needs: create-release
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install build tools
        run: pip install build twine

      - name: Update version in pyproject.toml
        run: |
          sed -i "s/version = '.*'/version = '${{ needs.create-release.outputs.version }}'/" pyproject.toml

      - name: Build package
        run: python -m build

      - name: Publish to PyPI
        if: github.event_name == 'push'
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
        run: twine upload dist/* --skip-existing

      - name: Upload release assets
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ github.event.release.upload_url }}
          asset_path: ./dist/*
          asset_name: thoth-${{ needs.create-release.outputs.version }}.tar.gz
          asset_content_type: application/gzip

  build-docker:
    name: Build Docker Image
    needs: create-release
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=semver,pattern={{version}},value=${{ needs.create-release.outputs.version }}
            type=semver,pattern={{major}}.{{minor}},value=${{ needs.create-release.outputs.version }}
            type=semver,pattern={{major}},value=${{ needs.create-release.outputs.version }}
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            VERSION=${{ needs.create-release.outputs.version }}