class Hugo < Formula
  desc "Configurable static site generator"
  homepage "https://gohugo.io/"
  url "https://github.com/gohugoio/hugo/archive/v0.59.0.tar.gz"
  sha256 "cb46adabf2e8e6c0b639dd1197234719d023823f29cfb6ad2005d1c960ce73c4"
  head "https://github.com/gohugoio/hugo.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "69a6b36ec4e0bd266262d73d6a814d0e266cd3bb2d0762c044435f36fb59ca71" => :catalina
    sha256 "cf376b596dd5c0f47bae219b1629a2312593cfe02c33efe19a36c63868ef69b5" => :mojave
    sha256 "5ffce697e807fa311603e2f62dab54277bacf4921f21edeb4523b8b637d522d1" => :high_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