class Doctl < Formula
  desc "Command-line tool for DigitalOcean"
  homepage "https://github.com/digitalocean/doctl"
  url "https://github.com/digitalocean/doctl/archive/v1.29.3.tar.gz"
  sha256 "1420439c1dc9f1b087dec0a57b5791bffa9947aa9f9c54267136f3683f3e1d6e"
  head "https://github.com/digitalocean/doctl.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "5cb51c817a289f5b23608e34a57adbe3e4abb1b672472108ed87ee64d05148c3" => :mojave
    sha256 "7b0ba9e0739b842f6777e8206a4673541531afc75921bbf91b5b17fc4f7e2057" => :high_sierra
    sha256 "be7b291b563baa41124411d112b4941ad59ba9594528217698a4d495359478b1" => :sierra
  end

  depends_on "go" => :build

  def install
    ENV["GO111MODULE"] = "on"
    ENV["GOPATH"] = buildpath

    doctl_version = version.to_s.split(/\./)

    src = buildpath/"src/github.com/digitalocean/doctl"
    src.install buildpath.children
    src.cd do
      base_flag = "-X github.com/digitalocean/doctl"
      ldflags = %W[
        #{base_flag}.Major=#{doctl_version[0]}
        #{base_flag}.Minor=#{doctl_version[1]}
        #{base_flag}.Patch=#{doctl_version[2]}
        #{base_flag}.Label=release
      ].join(" ")
      system "go", "build", "-ldflags", ldflags, "-o", bin/"doctl", "github.com/digitalocean/doctl/cmd/doctl"
    end

    (bash_completion/"doctl").write `#{bin}/doctl completion bash`
    (zsh_completion/"doctl").write `#{bin}/doctl completion zsh`
  end

  test do
    assert_match "doctl version #{version}-release", shell_output("#{bin}/doctl version")
  end
end