class Doctl < Formula
  desc "Command-line tool for DigitalOcean"
  homepage "https://github.com/digitalocean/doctl"
  url "https://github.com/digitalocean/doctl/archive/v1.23.1.tar.gz"
  sha256 "c931da14536ea02befacfd71eee96dd847b9b7c395d131c2f020a10bfe8b8cb9"
  head "https://github.com/digitalocean/doctl.git"

  bottle do
    cellar :any_skip_relocation
    sha256 "4c2e582ff20554fd3f1f00619f94a2f26e6520019a6a6570a1f3a6f4911c0061" => :mojave
    sha256 "72a886ecb9c87a2b53b3f1ad83979218ae725e15b1354da246254b0de46e050f" => :high_sierra
    sha256 "2e4383499a8528c6e97e243a4b2a03cf62454d64ae9404954fc78765a85724a1" => :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