name: Build and Release

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Create release archive
        run: |
          mkdir -p ../noctalia-release
          rsync -av --exclude='.git' --exclude='.github' ./ ../noctalia-release/
          cd ..
          tar -czf noctalia-${{ github.ref_name }}.tar.gz noctalia-release/
          cp noctalia-${{ github.ref_name }}.tar.gz noctalia-latest.tar.gz
          mv *.tar.gz ${{ github.workspace }}/

      - name: Generate release notes
        run: |
          PREV_TAG=$(git describe --tags --abbrev=0 ${{ github.ref }}^ 2>/dev/null || echo "")
          if [ -z "$PREV_TAG" ]; then
            RANGE=$(git rev-list --max-parents=0 HEAD)..HEAD
          else
            RANGE=$PREV_TAG..HEAD
          fi
          echo "# Release ${{ github.ref_name }}" > release_notes.md
          echo "" >> release_notes.md
          echo "## Changes since $PREV_TAG" >> release_notes.md
          echo "" >> release_notes.md
          git log $RANGE --pretty=format:"- %s ([%h](https://github.com/${{ github.repository }}/commit/%H)) by %an" >> release_notes.md
          echo "" >> release_notes.md

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          files: |
            noctalia-${{ github.ref_name }}.tar.gz
            noctalia-latest.tar.gz
          body_path: release_notes.md
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}