rust-release.yml

# inspired by https://github.com/BurntSushi/ripgrep/blob/master/.github/workflows/release.yml
# and https://dzfrias.dev/blog/deploy-rust-cross-platform-github-actions
name: Release

on:
  push:
    tags:
    - "v[0-9]+.[0-9]+.[0-9]+"

permissions:
    contents: write

env:
  CARGO_TERM_COLOR: always

jobs:
  create-release:
    name: create-release
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Get the release version tag
        if: env.VERSION == ''
        run: echo "VERSION=${{ github.ref_name }}" >> $GITHUB_ENV
      - name: Get the release version from the tag
        if: env.VERSION_CARGO == ''
        run: echo "VERSION_CARGO=${VERSION:1}" >> $GITHUB_ENV
      - name: Show the version
        run: |
          echo "version is: $VERSION and $VERSION_CARGO"
      - name: Check that tag version and Cargo.toml version are the same
        shell: bash
        run: |
          if ! grep -q "version = \"$VERSION_CARGO\"" rvimage/Cargo.toml; then
            echo "version does not match Cargo.toml" >&2
            exit 1
          fi
      - name: Create GitHub release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: gh release create $VERSION --draft --verify-tag --title $VERSION
    outputs:
      version: ${{ env.VERSION }}
  
  build-release:
    name: build-release
    needs: ['create-release']
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
          include:
          - build: macos
            os: macos-latest
            target: aarch64-apple-darwin
          - build: macos
            os: macos-latest
            target: x86_64-apple-darwin
          - build: windows-msvc
            os: windows-latest
            target: x86_64-pc-windows-msvc
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
    
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: stable
          target: ${{ matrix.target }}

      - name: Build release binary Windows
        if: matrix.os == 'windows-latest'
        shell: powershell
        run: |
          cargo build --verbose --release --target-dir ${{ matrix.target }}
          $bin="${{ matrix.target }}/release/rvimage.exe"
          echo "BIN=$bin" >> $env:GITHUB_ENV

      - name: Build release binary MacOS
        shell: bash
        if: matrix.os == 'macos-latest'
        run: |
          cargo build --verbose --release --target-dir ${{ matrix.target }}
          bin=${{ matrix.target }}/release/rvimage
          echo "BIN=$bin" >> $GITHUB_ENV

      - name: Build archive
        shell: bash
        run: |
          FOLDER="rvimage-${{ needs.create-release.outputs.version }}-${{ matrix.target }}"
          mkdir "$FOLDER"
          cp "$BIN" "$FOLDER"
          cp {README.md,LICENSE} "$FOLDER"

          if [ "${{ matrix.os }}" = "windows-latest" ]; then
            7z a "$FOLDER.zip" "$FOLDER"
            certutil -hashfile "$FOLDER.zip" SHA256 > "$FOLDER.zip.sha256"
            echo "ASSET=$FOLDER.zip" >> $GITHUB_ENV
            echo "ASSET_SUM=$FOLDER.zip.sha256" >> $GITHUB_ENV
          else
            tar -czf "$FOLDER.tar.gz" "$FOLDER"
            shasum -a 256 "$FOLDER.tar.gz" > "$FOLDER.tar.gz.sha256"
            echo "ASSET=$FOLDER.tar.gz" >> $GITHUB_ENV
            echo "ASSET_SUM=$FOLDER.tar.gz.sha256" >> $GITHUB_ENV
          fi

      - name: Upload release archive
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash
        run: |
          version="${{ needs.create-release.outputs.version }}"
          gh release upload "$version" ${{ env.ASSET }} ${{ env.ASSET_SUM }}