from mvcish import model
from mvcish.model import prop
from datetime import datetime

class Borg(model.PersistentModel):
    id = prop(int, key=True)
    name = prop(str)
    age = prop(int)
    activation_date = prop(datetime)
    node_id = prop(int)
    
    node = prop(Node, foreign_key=node_id)
    
class Node(model.PersistentModel):
    id = prop(int, key=True)
    name = prop(str)
    
    borgs = prop(list, item_type=Borg)

class BorgViewModel(model.Model):
    borgs = prop(list, item_type=Borg)
    date = prop(datetime)