release.yaml

name: Build precompiled NIFs

on:
  push:
    tags:
      - "v*"

jobs:
  build_release:
    name: NIF ${{ matrix.nif }} - ${{ matrix.job.target }} (${{ matrix.job.os }})
    runs-on: ${{ matrix.job.os }}
    strategy:
      fail-fast: false
      matrix:
        nif: ["2.16", "2.15"]
        job:
          - {
              target: aarch64-unknown-linux-gnu,
              os: ubuntu-24.04,
              use-cross: true,
            }
          - {
              target: aarch64-unknown-linux-musl,
              os: ubuntu-24.04,
              use-cross: true,
            }
          - { target: aarch64-apple-darwin, os: macos-13 }
          - { target: x86_64-apple-darwin, os: macos-13 }
          - { target: x86_64-unknown-linux-gnu, os: ubuntu-24.04 }
          - {
              target: x86_64-unknown-linux-musl,
              os: ubuntu-24.04,
              use-cross: true,
            } 
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4

      - name: Extract project version
        shell: bash
        run: |
          # Get the project version from mix.exs
          echo "PROJECT_VERSION=$(sed -n 's/^  @version "\(.*\)"/\1/p' mix.exs | head -n1)" >> $GITHUB_ENV

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: stable
          target: ${{ matrix.job.target }}

      - name: Build the project
        id: build-crate
        uses: philss/rustler-precompiled-action@v1.0.1
        with:
          project-name: rrule_codec_rs
          project-version: ${{ env.PROJECT_VERSION }}
          target: ${{ matrix.job.target }}
          nif-version: ${{ matrix.nif }}
          use-cross: ${{ matrix.job.use-cross }}
          project-dir: "native/rrule_codec_rs"

      - name: Artifact upload
        uses: actions/upload-artifact@v4
        with:
          name: ${{ steps.build-crate.outputs.file-name }}
          path: ${{ steps.build-crate.outputs.file-path }}

  publish_release:
    name: Create GitHub Release and Update Checksums
    needs: build_release
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          fetch-depth: 0  # Need full history for force push
          
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts
      
      - name: List downloaded artifacts
        run: find artifacts -type f | sort
        
      - name: Generate checksums and update checksum file
        run: |
          # Generate checksums for all NIF binaries
          cd artifacts
          
          # Create temporary checksum data
          echo "# Generated checksums for ${{ github.ref_name }}" > ../temp_checksums.txt
          
          # Generate checksums for each file
          find . -type f -name "*.tar.gz" | while read file; do
            checksum=$(sha256sum "$file" | cut -d' ' -f1)
            filename=$(basename "$file")
            echo "\"$filename\" => \"sha256:$checksum\"," >> ../temp_checksums.txt
          done
          
          cd ..
          
          # Update the checksum file (you'll need to adapt this format)
          # This assumes the checksum file has a specific Elixir format
          cat > checksum-Elixir.RruleCodec.Rrule.Api.exs << 'EOF'
          # Checksums for precompiled NIFs - ${{ github.ref_name }}
          %{
          EOF
          
          # Add the checksums (remove the last comma)
          sed '$s/,$//' temp_checksums.txt | grep -v "^#" >> checksum-Elixir.RruleCodec.Rrule.Api.exs
          
          echo "}" >> checksum-Elixir.RruleCodec.Rrule.Api.exs
          
          
      - name: Commit checksums and force push tag
        run: |
          # Configure git
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"

          # Commit the updated checksum file
          git add checksum-Elixir.RruleCodec.Rrule.Api.exs
          git commit -m "chore: update checksums for ${{ github.ref_name }}"
          git push origin HEAD:main
          
          # Force push the tag to point to the new commit with checksums
          git tag -f ${{ github.ref_name }}
          git push origin ${{ github.ref_name }} --force
      
      - name: Publish GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          files: artifacts/**/*
          generate_release_notes: true
          prerelease: ${{ contains(github.ref_name, '-') }}