class Gitfs < Formula
  include Language::Python::Virtualenv

  desc "Version controlled file system"
  homepage "https://www.presslabs.com/gitfs"
  url "https://github.com/PressLabs/gitfs/archive/0.4.5.1.tar.gz"
  sha256 "6049fd81182d9172e861d922f3e2660f76366f85f47f4c2357f769d24642381c"
  revision 1
  head "https://github.com/PressLabs/gitfs.git"

  bottle do
    cellar :any
    sha256 "29951f6b6a8d983fdc70dcdb521d0f1cb5bb6e2f01c8b5c7e6c76cc8733507c7" => :high_sierra
    sha256 "7c2ccf5484a84e8beb07e0aac7b9b61178da275deba85ad199924d452b536aef" => :sierra
    sha256 "924e0207bf6dddd61455a78b92f7bbfa940607834b5a0d1e5f2d60e16b13a9e2" => :el_capitan
    sha256 "20a796f7b30c7f3fbb2273ed7d5823fb4a53bd708e0854add3d536aa09619f3a" => :yosemite
  end

  depends_on "libgit2"
  depends_on :osxfuse
  depends_on :python if MacOS.version <= :snow_leopard

  resource "atomiclong" do
    url "https://files.pythonhosted.org/packages/86/8c/70aea8215c6ab990f2d91e7ec171787a41b7fbc83df32a067ba5d7f3324f/atomiclong-0.1.1.tar.gz"
    sha256 "cb1378c4cd676d6f243641c50e277504abf45f70f1ea76e446efcdbb69624bbe"
  end

  resource "cffi" do
    url "https://files.pythonhosted.org/packages/5b/b9/790f8eafcdab455bcd3bd908161f802c9ce5adbf702a83aa7712fcc345b7/cffi-1.10.0.tar.gz"
    sha256 "b3b02911eb1f6ada203b0763ba924234629b51586f72a21faacc638269f4ced5"
  end

  resource "fusepy" do
    url "https://files.pythonhosted.org/packages/70/aa/959d781b7ac979af1a9fbea0faffe06677c390907b56b8ce024eb9320451/fusepy-2.0.4.tar.gz"
    sha256 "10f5c7f5414241bffecdc333c4d3a725f1d6605cae6b4eaf86a838ff49cdaf6c"
  end

  resource "pygit2" do
    url "https://files.pythonhosted.org/packages/84/fa/867aec49165bd119b215d997e4d1211875e398d956b26888cd47070145a7/pygit2-0.26.0.tar.gz"
    sha256 "a7f06d61f25ab644c39e0e9bd4846a6cc4af81ae27f889473e6f0e9511226cb1"
  end

  resource "six" do
    url "https://files.pythonhosted.org/packages/b3/b2/238e2590826bfdd113244a40d9d3eb26918bd798fc187e2360a8367068db/six-1.10.0.tar.gz"
    sha256 "105f8d68616f8248e24bf0e9372ef04d3cc10104f1980f54d57b2ce73a5ad56a"
  end

  def install
    virtualenv_install_with_resources
  end

  def caveats; <<~EOS
    gitfs clones repos in /var/lib/gitfs. You can either create it with
    sudo mkdir -m 1777 /var/lib/gitfs or use another folder with the
    repo_path argument.

    Also make sure OSXFUSE is properly installed by running brew info osxfuse.
    EOS
  end

  test do
    ENV.prepend_create_path "PYTHONPATH", libexec/"lib/python2.7/site-packages"

    (testpath/"test.py").write <<~EOS
      import gitfs
      import pygit2
      pygit2.init_repository('testing/.git', True)
    EOS

    system "python", "test.py"
    assert_predicate testpath/"testing/.git/config", :exist?
    cd "testing" do
      system "git", "remote", "add", "homebrew", "https://github.com/Homebrew/homebrew.git"
      assert_match "homebrew", shell_output("git remote")
    end
  end
end