cask 'tower-beta' do
  version '2.3.4-305,305-ab500cf4'
  sha256 '30fc4460975cb6bc37b7abb1cb742c59172cc672c90708f9d7d08fc6c4a32dd8'

  # amazonaws.com/apps/tower2-mac was verified as official when first introduced to the cask
  url "https://fournova-app-updates.s3.amazonaws.com/apps/tower2-mac/#{version.after_comma}/Tower-2-#{version.before_comma}.zip"
  appcast 'https://updates.fournova.com/updates/tower2-mac/beta',
          checkpoint: '27846694cb7c4cb293522e462b42c3e37bbe995bf03e4fb1392395798e935b65'
  name 'Tower'
  homepage 'https://www.git-tower.com/'
  license :commercial

  app 'Tower.app'
  binary 'Tower.app/Contents/MacOS/gittower'

  zap delete: [
                '~/Library/Application Support/com.fournova.Tower2',
                '~/Library/Caches/com.fournova.Tower2',
                '~/Library/Preferences/com.fournova.Tower2.plist',
              ]

  caveats do
    files_in_usr_local
  end
end