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# Author: Neil Soman neil@eucalyptus.com
#         Mitch Garnaat mgarnaat@eucalyptus.com

import euca2ools.commands.eucacommand
from boto.roboto.param import Param

class ResetImageAttribute(euca2ools.commands.eucacommand.EucaCommand):

    Description = 'Reset attributes of an image.'
    Options = [Param(name='launchPermission', metavar='launch_permission',
                     short_name='l', long_name='launch-permission',
                     optional=True, ptype='boolean',
                     doc='show launch permissions.')]
    Args = [Param(name='image_id', ptype='string',
                  doc="""unique identifier for the image that you want
                  to reset the attributes for.""",
                  cardinality=1, optional=False)]
    
    def main(self):
        attribute = None
        attr_names = [ opt.name for opt in self.Options ]
        for name in attr_names:
            if not attribute:
                if getattr(self, name):
                    attribute = name
        if attribute:
            conn = self.make_connection_cli()
            return self.make_request_cli(conn, 'reset_image_attribute',
                                         image_id=self.image_id,
                                         attribute=attribute)
        else:
            msg = 'image attribute must be specified'
            self.display_error_and_exit(msg)

    def main_cli(self):
        status = self.main()
        if status:
            print 'IMAGE\t%s' % self.image_id