cask "obs" do
  arch arm: "Apple", intel: "Intel"
  livecheck_folder = on_arch_conditional arm: "arm64", intel: "x86_64"

  version "30.2.3"
  sha256 arm:   "6714f8fcbc8dc1f6b92ac1da58e2c7570dc65fefb819d68536375711973be0fb",
         intel: "656e7b06bf6060e6bee101e7917ca50701656fb6fe9788bceb3376f24595e9d3"

  url "https://cdn-fastly.obsproject.com/downloads/OBS-Studio-#{version}-macOS-#{arch}.dmg"
  name "OBS"
  desc "Open-source software for live streaming and screen recording"
  homepage "https://obsproject.com/"

  livecheck do
    url "https://obsproject.com/osx_update/updates_#{livecheck_folder}_v2.xml"
    regex(/obs[._-]studio[._-]v?(\d+(?:\.\d+)+)[._-]macos[._-]#{arch}\.dmg/i)
    strategy :sparkle do |items, regex|
      items.map do |item|
        next if item.channel != "stable"

        item.url&.[](regex, 1)
      end
    end
  end

  auto_updates true
  conflicts_with cask: "obs@beta"
  depends_on macos: ">= :big_sur"

  app "OBS.app"
  # shim script (https://github.com/Homebrew/homebrew-cask/issues/18809)
  shimscript = "#{staged_path}/obs.wrapper.sh"
  binary shimscript, target: "obs"

  preflight do
    File.write shimscript, <<~EOS
      #!/bin/bash
      exec '#{appdir}/OBS.app/Contents/MacOS/OBS' "$@"
    EOS
  end

  uninstall delete: "/Library/CoreMediaIO/Plug-Ins/DAL/obs-mac-virtualcam.plugin"

  zap trash: [
    "~/Library/Application Support/obs-studio",
    "~/Library/HTTPStorages/com.obsproject.obs-studio",
    "~/Library/Preferences/com.obsproject.obs-studio.plist",
    "~/Library/Saved Application State/com.obsproject.obs-studio.savedState",
  ]
end