class Doctl < Formula
  desc "Command-line tool for DigitalOcean"
  homepage "https://github.com/digitalocean/doctl"
  url "https://github.com/digitalocean/doctl/archive/v1.13.0.tar.gz"
  sha256 "24751fcc41ca1cb9472fcb664906637d6fc7bab64dcdcdf8930386e1b218ac31"
  head "https://github.com/digitalocean/doctl.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "2cf6a3d176136a412dfe554b3cac3b742d48dc357efaecd3d0b84d4d2e0c1869" => :mojave
    sha256 "76e66584dde77e053f9b6ff6060e60580b76cf548fb8cc4e89a26334bb85e2da" => :high_sierra
    sha256 "cfcd375da5ca783e7130019c92d933b56517d50a4152b4be19158a1101b867c1" => :sierra
  end

  depends_on "go" => :build

  def install
    ENV["GOPATH"] = buildpath

    mkdir_p buildpath/"src/github.com/digitalocean/"
    ln_sf buildpath, buildpath/"src/github.com/digitalocean/doctl"

    doctl_version = version.to_s.split(/\./)
    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, "github.com/digitalocean/doctl/cmd/doctl"
    bin.install "doctl"

    (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