name: Release build & publish

on:
  release:
    types: [created]

permissions:
  contents: write

jobs:
  build-and-upload:
    strategy:
      matrix:
        target:
          - x86_64-unknown-linux-gnu
          - x86_64-apple-darwin
          - x86_64-pc-windows-msvc
    runs-on: ${{ matrix.target == 'x86_64-pc-windows-msvc' && 'windows-latest' || (matrix.target == 'x86_64-apple-darwin' && 'macos-latest' || 'ubuntu-latest') }}

    steps:
      - name: Check out sources
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          toolchain: stable
          target: ${{ matrix.target }}
          cache: true
          
      - name: Install target
        run: rustup target add ${{ matrix.target }}

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

      - name: Package binary
        shell: bash
        run: |
          set -euo pipefail
          BIN=${{ env.BIN_NAME }}
          TARGET=${{ matrix.target }}
          EXT=$([[ "$TARGET" == *windows* ]] && echo ".exe" || echo "")
          BIN_PATH=target/$TARGET/release/$BIN$EXT
          if [[ ! -f "$BIN_PATH" ]]; then
            echo "::error ::Binary $BIN_PATH not found"
            ls -R target/$TARGET/release || true
            exit 1
          fi          
          mkdir -p dist
          ARCHIVE=$BIN-$TARGET.zip
          zip -9 "dist/$ARCHIVE" "$BIN_PATH"
          echo "ASSET=$ARCHIVE" >> "$GITHUB_ENV"

      - name: Upload to the release
        uses: softprops/action-gh-release@v2
        with:
          files: dist/${{ env.ASSET }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}