cask 'tower-beta' do
  version '2.4.0-315,315-880ab34c'
  sha256 '20a0aff8acad6bffe84914601ded9a39143aee86db2ca4a84d01951ee0e0367b'

  # 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: '718d4c3f931e6d26d972674617ae9f78048d69ac1d0a3d769e608c8cf3632461'
  name 'Tower'
  homepage 'https://www.git-tower.com/'
  license :commercial

  app 'Tower.app'
  binary "#{appdir}/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