class Hugo < Formula
  desc "Configurable static site generator"
  homepage "https://gohugo.io/"
  url "https://github.com/gohugoio/hugo/archive/v0.52.tar.gz"
  sha256 "a6c1b50c6d47c34d3d23fee1e11ad598752f39f71811b8e20db7598521fc0cc0"
  head "https://github.com/gohugoio/hugo.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "cbad8b53cbfe74931900dc4ec67e6db664f50b083d7fc1e089b972c5a10a7561" => :mojave
    sha256 "11c2c15f29adfd8bcf7ae1ab512f0e004e6c3042c77a66cf4e6250acfd93dd23" => :high_sierra
    sha256 "7d31da8f4a0d1ac002e84f497f8393847e59fc4ead0427734bac1b1a517c6b63" => :sierra
  end

  depends_on "go" => :build

  def install
    ENV["GOPATH"] = HOMEBREW_CACHE/"go_cache"
    (buildpath/"src/github.com/gohugoio/hugo").install buildpath.children

    cd "src/github.com/gohugoio/hugo" do
      system "go", "build", "-o", bin/"hugo", "-tags", "extended", "main.go"

      # Build bash completion
      system bin/"hugo", "gen", "autocomplete", "--completionfile=hugo.sh"
      bash_completion.install "hugo.sh"

      # Build man pages; target dir man/ is hardcoded :(
      (Pathname.pwd/"man").mkpath
      system bin/"hugo", "gen", "man"
      man1.install Dir["man/*.1"]

      prefix.install_metafiles
    end
  end

  test do
    site = testpath/"hops-yeast-malt-water"
    system "#{bin}/hugo", "new", "site", site
    assert_predicate testpath/"#{site}/config.toml", :exist?
  end
end