release.yml

name: Release

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

permissions:
  contents: write

jobs:
  build:
    name: Build ${{ matrix.target }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - name: windows-x86_64
            target: x86_64-pc-windows-msvc
            os: windows-latest
            lib: rustyjavac_native.dll

          - name: linux-x86_64
            target: x86_64-unknown-linux-gnu
            os: ubuntu-latest
            lib: rustyjavac_native.so

          - name: macos-x86_64
            target: x86_64-apple-darwin
            os: macos-latest
            lib: rustyjavac_native.dylib

          - name: macos-aarch64
            target: aarch64-apple-darwin
            os: macos-latest
            lib: rustyjavac_native.dylib

    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - name: Build
        run: cargo build --release --target ${{ matrix.target }}

      - name: Rename artifact
        shell: bash
        run: |
          src=$(find target/${{ matrix.target }}/release -maxdepth 1 -name "*rustyjavac_native*" \( -name "*.so" -o -name "*.dylib" -o -name "*.dll" \) | head -1)
          if [ ! -f "$src" ]; then
            echo "ERROR: built library not found. Listing release dir:"
            ls -la target/${{ matrix.target }}/release/*.so target/${{ matrix.target }}/release/*.dylib target/${{ matrix.target }}/release/*.dll 2>/dev/null || true
            exit 1
          fi
          echo "Found: $src"
          cp "$src" ${{ matrix.lib }}

      - name: Generate SHA-256
        shell: bash
        run: |
          if [[ "${{ runner.os }}" == "Windows" ]]; then
            certutil -hashfile ${{ matrix.lib }} SHA256 | grep -E '^[a-fA-F0-9]{64}$' | tr '[:upper:]' '[:lower:]' > ${{ matrix.lib }}.sha256
          else
            shasum -a 256 ${{ matrix.lib }} | awk '{print $1}' > ${{ matrix.lib }}.sha256
          fi
          echo "sha256=$(cat ${{ matrix.lib }}.sha256)" >> $GITHUB_OUTPUT

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.name }}
          path: |
            ${{ matrix.lib }}
            ${{ matrix.lib }}.sha256
          if-no-files-found: error

  changelog:
    name: Generate changelog
    runs-on: ubuntu-latest
    outputs:
      body: ${{ steps.changelog.outputs.body }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Generate changelog
        id: changelog
        shell: bash
        run: |
          set -ex
          TAG_NAME="${GITHUB_REF_NAME}"
          echo "tag=$TAG_NAME"
          PREV_TAG=$(git tag --sort=-creatordate | grep -v "^$TAG_NAME$" | head -1 || true)
          echo "prev_tag=${PREV_TAG:-<none>}"

          RANGE="${PREV_TAG:+$PREV_TAG..HEAD}"
          RANGE="${RANGE:-HEAD}"
          echo "range=$RANGE"

          echo "## Changes" > /tmp/changelog.md
          echo "" >> /tmp/changelog.md

          has_commits=false
          while IFS= read -r line; do
            has_commits=true
            message="${line% *}"
            hash="${line##* }"
            echo "  commit: $message ($hash)"

            case "$message" in
              feat*)   emoji="🚀 feat" ;;
              fix*)    emoji="🐛 fix" ;;
              perf*)   emoji="⚡ perf" ;;
              refactor*) emoji="♻️  refactor" ;;
              test*)   emoji="✅ test" ;;
              docs*)   emoji="📝 docs" ;;
              chore*)  emoji="🔧 chore" ;;
              ci*)     emoji="👷 ci" ;;
              *)       emoji="📦 other" ;;
            esac

            clean_msg=$(echo "$message" | sed -E 's/^[a-z]+(\([^)]*\))?: ?//')
            echo "- **$emoji**: $clean_msg (\`$hash\`)" >> /tmp/changelog.md
          done < <(git log "$RANGE" --pretty=format:"%s %h" --no-merges || true)

          if [ "$has_commits" = false ]; then
            echo "_no new commits since last tag_" >> /tmp/changelog.md
          fi

          echo "--- changelog ---"
          cat /tmp/changelog.md
          echo "--- end ---"

          {
            echo "body<<EOF"
            cat /tmp/changelog.md
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

  release:
    name: Create GitHub Release
    needs: [build, changelog]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          pattern: "*"
          path: artifacts

      - name: Show artifacts
        run: ls -laR artifacts/

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ github.ref_name }}
          body: ${{ needs.changelog.outputs.body }}
          files: |
            artifacts/**/rustyjavac_native.dll
            artifacts/**/rustyjavac_native.so
            artifacts/**/rustyjavac_native.dylib
          fail_on_unmatched_files: true
          generate_release_notes: false