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# Copyright (c) 2016 Nexedi SA and Contributors. All Rights Reserved.
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from AccessControl import ClassSecurityInfo
from Products.ERP5Type.Globals import InitializeClass
from Products.ERP5Type import Permissions
from Products.ERP5Type.ERP5Type import ERP5TypeInformation
from zLOG import LOG

class DeliveryTypeInformation(ERP5TypeInformation):
  """
  Base type for Delivery Type.
  A Delivery Type is a Base Type on which a list of ledgers is set,
  which is the list of ledger allowed on the delivery documents.

  When creating new deliveries, the delivery's ledger will be initialized to
  the default ledger (the first one) set on the delivery type.
  """
  security = ClassSecurityInfo()
  security.declareObjectProtected(Permissions.AccessContentsInformation)

  portal_type = "Delivery Type"
  meta_type = "ERP5 Delivery Type"

  security.declarePublic('constructInstance')
  def constructInstance(self, *args, **kw):
    "Creates a new delivery with a default ledger found on the portal type"
    delivery = super(DeliveryTypeInformation, self).constructInstance(*args, **kw)
    if not delivery.hasLedger():
      delivery.setLedger(self.getDefaultLedger())
    return delivery

InitializeClass( DeliveryTypeInformation )
