class Doctl < Formula
  desc "Command-line tool for DigitalOcean"
  homepage "https://github.com/digitalocean/doctl"
  url "https://github.com/digitalocean/doctl/archive/v1.23.8.tar.gz"
  sha256 "6eb0043d8d02810bb4669d4dde2f24733f9fefcbeb64685c617ac9983f496321"
  head "https://github.com/digitalocean/doctl.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "910f3ebd70f185712e62a0cce4a21ef76cbbe5125d85f37cf3461b88cc1a85f2" => :mojave
    sha256 "dbd3bf37b9ea3b17003bafa21766ae6e75c072864dd6b84d6452cc7e6d18f6aa" => :high_sierra
    sha256 "61112a129d46e6c9fa3a1af61f279e43e2f816590edae03a02921c09669eb94d" => :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