module PDK::CLI
  @new_function_cmd = @new_cmd.define_command do
    name 'function'
    usage _('function [options] <name>')
    summary _('Create a new function named <name> using given options')
    option :t, :type, _('The function type, (native or v4)'), argument: :required, default: 'native'

    run do |opts, args, _cmd|
      PDK::CLI::Util.ensure_in_module!

      function_name = args[0]

      if function_name.nil? || function_name.empty?
        puts command.help
        exit 1
      end

      unless Util::OptionValidator.valid_function_name?(function_name)
        raise PDK::CLI::ExitWithError, _("'%{name}' is not a valid function name") % { name: function_name }
      end

      PDK::CLI::Util.analytics_screen_view('new_function', opts)

      require 'pdk/generate/function'
      updates = PDK::Generate::Function.new(PDK.context, function_name, opts).run
      PDK::CLI::Util::UpdateManagerPrinter.print_summary(updates, tense: :past)
    end
  end
end