release.yml

name: Build and Release

on:
  push:
    branches:
      - main
    tags:
      - 'v*.*.*'

permissions:
  contents: write

jobs:
  build:
    name: ${{ matrix.name }}
    runs-on: ${{ matrix.runner }}

    strategy:
      fail-fast: false
      matrix:
        include:
          - name: Windows x86_64
            id: windows-x86_64
            runner: windows-2022
            generator: Visual Studio 17 2022
            platform: x64
            osx_architectures: ""

          - name: Ubuntu 22.04 x86_64
            id: ubuntu-22.04-x86_64
            runner: ubuntu-22.04
            generator: Ninja
            platform: ""
            osx_architectures: ""

          - name: Ubuntu 22.04 arm64
            id: ubuntu-22.04-arm64
            runner: ubuntu-22.04-arm
            generator: Ninja
            platform: ""
            osx_architectures: ""

          # - name: macOS x86_64
          #   id: macos-x86_64
          #   runner: macos-13
          #   generator: Ninja
          #   platform: ""
          #   osx_architectures: ""

          # - name: macOS arm64
          #   id: macos-arm64
          #   runner: macos-14
          #   generator: Ninja
          #   platform: ""
          #   osx_architectures: ""

          - name: macOS universal
            id: macos-universal
            runner: macos-14
            generator: Ninja
            platform: ""
            osx_architectures: x86_64;arm64

    steps:
      - name: Checkout
        uses: actions/checkout@v6
        
      - name: Set up R
        uses: r-lib/actions/setup-r@v2

      - name: Install Linux dependencies
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y \
            libreadline-dev \
            libncurses-dev

      - name: Install macOS dependencies
        if: runner.os == 'macOS'
        env:
          HOMEBREW_NO_AUTO_UPDATE: 1
        run: |
          brew install readline ncurses

      - name: Configure Unix
        if: runner.os != 'Windows'
        shell: bash
        run: |
          cmake -S . -B build \
            -DCMAKE_BUILD_TYPE=Release \
            -DCMAKE_INSTALL_PREFIX="$RUNNER_TEMP/install" \
            -DR_HOME="$(R RHOME)"

      - name: Configure Windows
        if: runner.os == 'Windows'
        shell: pwsh
        run: |
          $rhome = (R.exe RHOME) | Out-String
          $rhome = $rHome.Trim()
          $env:R_HOME = $rhome
          cmake -S . -B build `
            -G "Visual Studio 17 2022" `
            -DCMAKE_INSTALL_PREFIX="$env:RUNNER_TEMP/install" `
            -DR_HOME="$rhome"

      - name: Build and package
        shell: bash
        run: cmake --build build --config Release --target package

      - name: Upload package artifact
        uses: actions/upload-artifact@v7
        with:
          name: package-${{ matrix.id }}
          path: build/*.zip
          if-no-files-found: error

  release:
    name: Create release
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-22.04
    needs: build

    steps:
      - name: Download packages
        uses: actions/download-artifact@v4
        with:
          pattern: package-*
          path: dist
          merge-multiple: true

      - name: Create or update GitHub release
        shell: bash
        env:
          GH_REPO: ${{ github.repository }}
          GH_TOKEN: ${{ github.token }}
        run: |
          set -euo pipefail

          tag_name="ci-${GITHUB_SHA}"
          release_title="CI build ${GITHUB_SHA:0:12}"
          release_flags=(--prerelease)

          if [ "${GITHUB_REF_TYPE}" = "tag" ]; then
            tag_name="${GITHUB_REF_NAME}"
            release_title="${GITHUB_REF_NAME}"
            release_flags=()
          fi

          notes="Automated packages for ${GITHUB_SHA}."

          if gh release view "${tag_name}" >/dev/null 2>&1; then
            gh release upload "${tag_name}" dist/*.zip --clobber
          else
            gh release create "${tag_name}" dist/*.zip \
              --target "${GITHUB_SHA}" \
              --title "${release_title}" \
              --notes "${notes}" \
              "${release_flags[@]}"
          fi