class Fastlane::Actions::UpdateAppGroupIdentifiersAction

def self.run(params)
  Helper.log.info "Entitlements File: #{params[:entitlements_file]}"
  Helper.log.info "New App Group Identifiers: #{params[:app_group_identifiers]}"
  entitlements_file = params[:entitlements_file]
  raise "Could not find entitlements file at path '#{entitlements_file}'".red unless File.exist?(entitlements_file)
  # parse entitlements
  result = Plist.parse_xml(entitlements_file)
  raise "Entitlements file at '#{entitlements_file}' cannot be parsed.".red unless result
  # get app group field
  app_group_field = result['com.apple.security.application-groups']
  raise 'No existing App group field specified. Please specify an App Group in the entitlements file.'.red unless app_group_field
  # set new app group identifiers
  Helper.log.info "Old App Group Identifiers: #{app_group_field}"
  result['com.apple.security.application-groups'] = params[:app_group_identifiers]
  # save entitlements file
  result.save_plist(entitlements_file)
  Helper.log.info "New App Group Identifiers set: #{result['com.apple.security.application-groups']}"
  Actions.lane_context[SharedValues::APP_GROUP_IDENTIFIERS] = result['com.apple.security.application-groups']
end