name: Release

on:
  push:
    tags: ['v*']

permissions:
  contents: write

jobs:
  build:
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            name: linux-x86_64
            ext: ""
            make_args: "ARCH=x86-64-v3"
          - os: macos-latest
            name: macos-arm64
            ext: ""
            make_args: ""
          - os: windows-latest
            name: windows-x86_64
            ext: ".exe"
            make_args: ""
            # GitHub shells are format strings: 'msys2 {0}', never bare 'msys2'
            # (the v1.0.0 tag build failed on exactly this). Same as ci.yml.
            shell: "msys2 {0}"
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: ${{ matrix.shell || 'bash' }}
    steps:
      - uses: actions/checkout@v4

      - if: matrix.os == 'windows-latest'
        uses: msys2/setup-msys2@v2
        with:
          msystem: UCRT64
          update: false
          # inherit: the Package step calls the runner's 7z.exe, which lives on
          # the Windows PATH; the default minimal path would not see it.
          path-type: inherit
          install: >-
            make
            mingw-w64-ucrt-x86_64-gcc

      - if: matrix.os == 'macos-latest'
        run: brew install libomp

      - name: Build engine
        run: |
          cd c
          make glm ${{ matrix.make_args }}
          ls -lh glm${{ matrix.ext }}

      - name: Package
        run: |
          TAG=${GITHUB_REF#refs/tags/}
          mkdir -p dist
          cp c/glm${{ matrix.ext }} dist/colibri-${TAG}-${{ matrix.name }}${{ matrix.ext }}
          cp c/coli dist/
          cp c/version.py dist/
          cp c/openai_server.py dist/
          cp c/resource_plan.py dist/
          cp c/doctor.py dist/
          cp LICENSE dist/
          cd dist
          if [ "${{ matrix.ext }}" = ".exe" ]; then
            7z a colibri-${TAG}-${{ matrix.name }}.zip *
          else
            tar czf colibri-${TAG}-${{ matrix.name }}.tar.gz *
          fi

      - uses: actions/upload-artifact@v4
        with:
          name: colibri-${{ matrix.name }}
          path: dist/colibri-*.*

  release:
    needs: build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          path: artifacts
          merge-multiple: true

      - name: Create GitHub Release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          TAG=${GITHUB_REF#refs/tags/}
          # Extract the latest version section from CHANGELOG
          NOTES=$(awk "/^## \\[${TAG#v}\\]/{found=1;next} /^## \\[/{if(found)exit} found{print}" CHANGELOG.md)
          if [ -z "$NOTES" ]; then
            NOTES="Release ${TAG}"
          fi
          gh release create "$TAG" artifacts/* \
            --title "colibrì ${TAG}" \
            --notes "$NOTES"