class Hugo < Formula
  desc "Configurable static site generator"
  homepage "https://gohugo.io/"
  url "https://github.com/gohugoio/hugo/archive/v0.56.0.tar.gz"
  sha256 "e8a36f659168784a1cd9541bdaa45191bd1a91b73a1e7fddd85d1d66fdc774f9"
  head "https://github.com/gohugoio/hugo.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "c0d175235dbfff70879c8cad34aff1d266b669c553245fe1c29644427a48fa95" => :mojave
    sha256 "1212a8ca0fa10ad73a870e245e3a8605a2a0eb925f4ae887f73d98ba02323b29" => :high_sierra
    sha256 "d135b8c55d4e29d13e37edf9e9bb69cd9c1c2685df0c152c9cf648284587f464" => :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