name: Ruby

on:
  push:
    paths:
      - "**.rb"
      - "**.gemspec"
      - "Gemfile"
      - "Gemfile.lock"
      - "Rakefile"
      - ".github/workflows/ruby.yml"
  pull_request:
    paths:
      - "**.rb"
      - "**.gemspec"
      - "Gemfile"
      - "Gemfile.lock"
      - "Rakefile"
      - ".github/workflows/ruby.yml"

jobs:
  build-and-test:
    runs-on: ubuntu-latest
    name: Ruby
    steps:
    - uses: actions/checkout@v4
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: 3.3
        bundler-cache: true
    - name: Build and test with Rake
      run: bundle exec rake

  publish-preview:
    runs-on: ubuntu-latest
    needs: build-and-test
    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
    name: Publish Preview to GitHub Package Registry
    permissions:
      packages: write
      contents: read
    steps:
    - uses: actions/checkout@v4
    - name: Set version to pre-release
      run: sed "s/$(jq -r .version package.json)/$(jq -r .version package.json).pre/" locusts.gemspec -i
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: 3.3
        bundler-cache: true
    - name: Build gem
      run: bundle exec rake build
    - name: Set up GitHub Package Registry for RubyGems
      run: |
        mkdir -p ~/.gem
        touch ~/.gem/credentials
        chmod 0600 ~/.gem/credentials
        echo ":github: Bearer ${{ secrets.GITHUB_TOKEN }}" >> ~/.gem/credentials
    - name: Publish gem
      run: gem push --key github --host https://rubygems.pkg.github.com/locusts-r-us pkg/*.gem

  publish-release:
    name: Push gem to RubyGems.org
    needs: build-and-test
    if: ${{ github.ref_type == 'tag' && startsWith(github.ref, 'refs/tags/') }}
    runs-on: ubuntu-latest
    permissions:
      id-token: write # IMPORTANT: this permission is mandatory for trusted publishing
    steps:
      # Set up
      - uses: actions/checkout@v4
      - name: Set up Ruby
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true
          ruby-version: 3.3
      - name: Build gem
        run: bundle exec rake build
      - name: Publish gem
        run: gem push pkg/*.gem