# Copied from ATContentTypes

from copy import deepcopy

def updateActions(klass, actions):
    """Merge the actions from a class with a list of actions
    """
    kactions = deepcopy(getattr(klass, 'actions', ()))
    aids  = [action.get('id') for action in actions]
    actions = list(actions)

    for kaction in kactions:
        kaid = kaction.get('id')
        if kaid not in aids:
            actions.append(kaction)

    return tuple(actions)