##############################################################################
#
# Copyright (c) 2002, 2005 Nexedi SARL and Contributors. All Rights Reserved.
#                    Sebastien Robin <seb@nexedi.com>
#                    Yoshinori Okuji <yo@nexedi.com>
#                    Romain Courteaud <romain@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################

"""
Define in this file all classes intended to group every kind of movement
"""

from zLOG import LOG, DEBUG
from Products.PythonScripts.Utility import allow_class

class MovementRejected(Exception) : pass
class FakeMovementError(Exception) : pass
class MovementGroupError(Exception) : pass

class RootMovementGroup:

  def __init__(self, class_list, movement=None, last_line_class_name=None,
               separate_method_name_list=[]):
    self._nested_class = None
    self.setNestedClass(class_list=class_list)
    self._movement_list = []
    self._group_list = []

    self._class_list = class_list
    self._last_line_class_name = last_line_class_name
    self._separate_method_name_list = separate_method_name_list

    if movement is not None :
      self.append(movement)

  def getNestedClass(self, class_list):
    if len(class_list)>0:
      return class_list[0]
    return None

  def setNestedClass(self,class_list):
    """
      This sets an appropriate nested class.
    """
    self._nested_class = self.getNestedClass(class_list)

  def _appendGroup(self, movement):
    nested_instance = self._nested_class(
                    movement=movement,
                    class_list=self._class_list[1:],
                    last_line_class_name=self._last_line_class_name,
                    separate_method_name_list=self._separate_method_name_list)
    self._group_list.append(nested_instance)

  def append(self, movement):
    is_movement_in_group = 0
    for group in self.getGroupList():
      if group.test(movement) :
        try:
          group.append(movement)
          is_movement_in_group = 1
          break
        except MovementRejected:
          if self.__class__.__name__ == self._last_line_class_name:
            pass
          else:
            raise MovementRejected
    if is_movement_in_group == 0 :
      if self._nested_class is not None:
        self._appendGroup(movement)
      else:
        # We are on a node group
        movement_list = self.getMovementList()
        if len(movement_list) > 0:
          # We have a conflict here, because it is forbidden to have 
          # 2 movements on the same node group
          tmp_result = self._separate(movement)
          self._movement_list, split_movement_list = tmp_result
          if split_movement_list != [None]:
            # We rejected a movement, we need to put it on another line
            # Or to create a new one
            raise MovementRejected
        else:
          # No movement on this node, we can add it
          self._movement_list.append(movement)

  def getGroupList(self):
    return self._group_list

  def setGroupEdit(self, **kw):
    """
      Store properties for the futur created object 
    """
    self._property_dict = kw

  def updateGroupEdit(self, **kw):
    """
      Update properties for the futur created object 
    """
    self._property_dict.update(kw)

  def getGroupEditDict(self):
    """
      Get property dict for the futur created object 
    """
    return getattr(self, '_property_dict', {})

  def getMovementList(self):
    """
      Return movement list in the current group
    """
    movement_list = []
    group_list = self.getGroupList()
    if len(group_list) == 0:
      return self._movement_list
    else:
      for group in group_list:
        movement_list.extend(group.getMovementList())
      return movement_list

  def _separate(self, movement):
    """
      Separate 2 movements on a node group
    """
    movement_list = self.getMovementList()
    if len(movement_list) != 1:
      raise ValueError, "Can separate only 2 movements"
    else:
      old_movement = self.getMovementList()[0]

      new_stored_movement = old_movement
      added_movement = movement
      rejected_movement = None

      for separate_method_name in self._separate_method_name_list:
        method = getattr(self, separate_method_name)

        new_stored_movement,\
        rejected_movement= method(new_stored_movement,
                                  added_movement=added_movement)
        if rejected_movement is None:
          added_movement = None
        else:
          break
        
      return [new_stored_movement], [rejected_movement]

  ########################################################
  # Separate methods
  ########################################################
  def _genericCalculation(self, movement, added_movement=None):
    """ Generic creation of FakeMovement
    """
    if added_movement is not None:
      # Create a fake movement
      new_movement = FakeMovement([movement, added_movement])
    else:
      new_movement = movement
    return new_movement

  def calculateAveragePrice(self, movement, added_movement=None):
    """ Create a new movement with a average price
    """
    new_movement = self._genericCalculation(movement,
                                            added_movement=added_movement)
    new_movement.setPriceMethod("getAveragePrice")
    return new_movement, None

  def calculateSeparatePrice(self, movement, added_movement=None):
    """ Separate movements which have different price
    """
    if added_movement is not None and \
            movement.getPrice() == added_movement.getPrice() :
      new_movement = self._genericCalculation(movement,
                                              added_movement=added_movement)
      new_movement.setPriceMethod('getAveragePrice')
      new_movement.setQuantityMethod("getAddQuantity")
      return new_movement, None
    return movement, added_movement

  def calculateAddQuantity(self, movement, added_movement=None):
    """ Create a new movement with the sum of quantity
    """
    new_movement = self._genericCalculation(movement,
                                            added_movement=added_movement)
    new_movement.setQuantityMethod("getAddQuantity")
    return new_movement, None

allow_class(RootMovementGroup)

class OrderMovementGroup(RootMovementGroup):
  """ Group movements that comes from the same Order. """
  def __init__(self,movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    if hasattr(movement, 'getRootAppliedRule'):
      # This is a simulation movement
      order_value = movement.getRootAppliedRule().getCausalityValue(
                              portal_type=movement.getPortalOrderTypeList())
      if order_value is None:
        # In some cases (ex. DeliveryRule), there is no order
        # we may consider a PackingList as the order in the OrderGroup
        order_value = movement.getRootAppliedRule().getCausalityValue(
                        portal_type=movement.getPortalDeliveryTypeList())
    else:
      # This is a temp movement
      order_value = None
    if order_value is None:
      order_relative_url = None
    else:
      # get the id of the enclosing delivery
      # for this cell or line
      order_relative_url = order_value.getRelativeUrl()
    self.order = order_relative_url
    self.setGroupEdit(causality_value=order_value)

  def test(self,movement):
    if hasattr(movement, 'getRootAppliedRule'):
      order_value = movement.getRootAppliedRule().getCausalityValue(
                        portal_type=movement.getPortalOrderTypeList())

      if order_value is None:
        # In some cases (ex. DeliveryRule), there is no order
        # we may consider a PackingList as the order in the OrderGroup
        order_value = movement.getRootAppliedRule().getCausalityValue(
                        portal_type=movement.getPortalDeliveryTypeList())
    else:
      # This is a temp movement
      order_value = None
    if order_value is None:
      order_relative_url = None
    else:
      # get the id of the enclosing delivery
      # for this cell or line
      order_relative_url = order_value.getRelativeUrl()
    return order_relative_url == self.order

allow_class(OrderMovementGroup)

class CausalityMovementGroup(RootMovementGroup):
  """ Groups movement that comes from simulation movement that shares the
  same explanation relation. For example, it groups in an Invoice
  movements from the same Packing List. """
  
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    explanation_relative_url = self._getExplanationRelativeUrl(movement)
    self.explanation = explanation_relative_url

  def _getExplanationRelativeUrl(self, movement):
    """ Get the order value for a movement """
    if hasattr(movement, 'getParentValue'):
      # This is a simulation movement
      if movement.getParentValue() != movement.getRootAppliedRule() :
        # get the explanation of parent movement if we have not been
        # created by the root applied rule.
        movement = movement.getParentValue().getParentValue()
      explanation_value = movement.getExplanationValue()
      if explanation_value is None:
        raise ValueError, 'No explanation for movement %s' % movement.getPath()
    else:
      # This is a temp movement
      explanation_value = None
    if explanation_value is None:
      explanation_relative_url = None
    else:
      # get the enclosing delivery for this cell or line
      if hasattr(explanation_value, 'getExplanationValue') :
        explanation_value = explanation_value.getExplanationValue()
        
      explanation_relative_url = explanation_value.getRelativeUrl()
    return explanation_relative_url
    
  def test(self,movement):
    return self._getExplanationRelativeUrl(movement) == self.explanation
    
allow_class(CausalityMovementGroup)

class RootAppliedRuleCausalityMovementGroup(RootMovementGroup):
  """ Groups movement that comes from simulation movement that shares the
  same explanation relation. For example, it groups in an Invoice
  movements from the same Packing List. """
  
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    explanation_relative_url = self._getExplanationRelativeUrl(movement)
    self.explanation = explanation_relative_url
    explanation_value = movement.getPortalObject().restrictedTraverse(
                                        explanation_relative_url)
    self.setGroupEdit(
      root_causality_value_list = [explanation_value]
    )

  def _getExplanationRelativeUrl(self, movement):
    """ Get the order value for a movement """
    root_applied_rule = movement.getRootAppliedRule()
    explanation_value = root_applied_rule.getCausalityValue()
    explanation_relative_url = None
    if explanation_value is not None:
      explanation_relative_url = explanation_value.getRelativeUrl()
    return explanation_relative_url
    
  def test(self,movement):
    return self._getExplanationRelativeUrl(movement) == self.explanation
    
allow_class(RootAppliedRuleCausalityMovementGroup)

# Again add a strange movement group, it was first created for building
# Sale invoices transactions lines. We need to put accounting lines
# in the same invoices than invoice lines.
class ParentExplanationMovementGroup(RootMovementGroup):
  """ Groups movement that comes from simulation movement that shares the
  same explanation relation. For example, it groups in an Invoice
  movements from the same Packing List. """
  
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    explanation_value = self._getParentExplanationValue(movement)
    self.explanation_value = explanation_value
    self.setGroupEdit(
      parent_explanation_value = explanation_value
    )

  def _getParentExplanationValue(self, movement):
    """ Get the order value for a movement """
    return movement.getParentValue().getExplanationValue()
    
  def test(self,movement):
    return self._getParentExplanationValue(movement) == self.explanation_value
    
allow_class(ParentExplanationMovementGroup)

class PathMovementGroup(RootMovementGroup):
  """ Group movements that have the same source and the same destination."""
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.source = movement.getSource()
    self.destination = movement.getDestination()

    self.setGroupEdit(
        source_value=movement.getSourceValue(),
        destination_value=movement.getDestinationValue(),
    )

  def test(self, movement):
    return movement.getSource() == self.source and \
      movement.getDestination() == self.destination

allow_class(PathMovementGroup)

class ColourMovementGroup(RootMovementGroup):
  """ Group movements that have the same source and the same destination."""
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.colour = movement.getColour()

  def test(self, movement):
    return movement.getColour() == self.colour

allow_class(ColourMovementGroup)

class SectionPathMovementGroup(RootMovementGroup):
  """ Groups movement that have the same source_section and
  destination_section."""
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.source_section = movement.getSourceSection()
    self.destination_section = movement.getDestinationSection()
    self.setGroupEdit(
        source_section = movement.getSourceSection(),
        destination_section = movement.getDestinationSection(),
    )

  def test(self, movement):
    return movement.getSourceSection() == self.source_section and \
       movement.getDestinationSection() == self.destination_section

allow_class(SectionPathMovementGroup)

class TradePathMovementGroup(RootMovementGroup):
  """
  Group movements that have the same source_trade and the same
  destination_trade.
  """
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.source_trade = movement.getSourceTrade()
    self.destination_trade = movement.getDestinationTrade()

    self.setGroupEdit(
        source_trade_value=movement.getSourceTradeValue(),
        destination_trade_value=movement.getDestinationTradeValue(),
    )

  def test(self, movement):
    return movement.getSourceTrade() == self.source_trade and \
      movement.getDestinationTrade() == self.destination_trade

allow_class(TradePathMovementGroup)

# XXX Naming issue ?
class QuantitySignMovementGroup(RootMovementGroup):
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    quantity = movement.getQuantity()
    if quantity == 0:
      self.sign = 0
    elif quantity > 0:
      self.sign = 1
    else:
      self.sign = -1
    self.setGroupEdit(quantity_sign=self.sign)

  def test(self, movement):
    quantity = movement.getQuantity()
    if quantity == 0 or self.sign == 0 :
      return 1
    if quantity > 0:
      sign = 1
    else:
      sign = -1
    return self.sign == sign

allow_class(QuantitySignMovementGroup)

class DateMovementGroup(RootMovementGroup):

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.start_date = movement.getStartDate()
    self.stop_date = movement.getStopDate()
    self.setGroupEdit(
        start_date=movement.getStartDate(),
        stop_date=movement.getStopDate()
    )

  def test(self,movement):
    if movement.getStartDate() == self.start_date and \
      movement.getStopDate() == self.stop_date :
      return 1
    else :
      return 0

allow_class(DateMovementGroup)

class CriterionMovementGroup(RootMovementGroup):

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    if hasattr(movement, 'getGroupCriterion'):
      self.criterion = movement.getGroupCriterion()
    else:
      self.criterion = None

  def test(self,movement):
    # we must have the same criterion
    if hasattr(movement, 'getGroupCriterion'):
      criterion = movement.getGroupCriterion()
    else:
      criterion = None
    return self.criterion == criterion

allow_class(CriterionMovementGroup)

class ResourceMovementGroup(RootMovementGroup):

  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.resource = movement.getResource()
    self.setGroupEdit(
        resource_value=movement.getResourceValue()
    )

  def test(self, movement):
    return movement.getResource() == self.resource

allow_class(ResourceMovementGroup)

class SplitResourceMovementGroup(RootMovementGroup):

  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.resource = movement.getResource()

  def test(self, movement):
    return movement.getResource() == self.resource

allow_class(SplitResourceMovementGroup)

class BaseVariantMovementGroup(RootMovementGroup):

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.base_category_list = movement.getVariationBaseCategoryList()
    if self.base_category_list is None:
      self.base_category_list = []

  def test(self,movement):
    # we must have the same number of categories
    categories_identity = 0
    movement_base_category_list = movement.getVariationBaseCategoryList()
    if movement_base_category_list is None:
      movement_base_category_list = []
    if len(self.base_category_list) == len(movement_base_category_list):
      for category in movement_base_category_list:
        if not category in self.base_category_list :
          break
      else :
        categories_identity = 1
    return categories_identity

allow_class(BaseVariantMovementGroup)

class VariantMovementGroup(RootMovementGroup):

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.category_list = movement.getVariationCategoryList()
    if self.category_list is None:
      self.category_list = []
    self.setGroupEdit(
        variation_category_list=self.category_list
    )

  def test(self,movement):
    # we must have the same number of categories
    categories_identity = 0
    movement_category_list = movement.getVariationCategoryList()
    if movement_category_list is None:
      movement_category_list = []
    if len(self.category_list) == len(movement_category_list):
      for category in movement_category_list:
        if not category in self.category_list :
          break
      else :
        categories_identity = 1
    return categories_identity

allow_class(VariantMovementGroup)

class CategoryMovementGroup(RootMovementGroup):
  """
    This seems to be a useless class
  """
  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.category_list = list(movement.getCategoryList())
    if self.category_list is None:
      self.category_list = []
    self.category_list.sort()

  def test(self,movement):
    # we must have the same number of categories
    movement_category_list = list(movement.getCategoryList())
    if movement_category_list is None:
      movement_category_list = []
    movement_category_list.sort()
    if self.category_list == movement_category_list:
      return 1
    return 0

allow_class(CategoryMovementGroup)

class OptionMovementGroup(RootMovementGroup):

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    option_base_category_list = movement.getPortalOptionBaseCategoryList()
    self.option_category_list = movement.getVariationCategoryList(
                                  base_category_list=option_base_category_list)
    if self.option_category_list is None:
      self.option_category_list = []
    # XXX This is very bad, but no choice today.
    self.setGroupEdit(industrial_phase_list = self.option_category_list)

  def test(self,movement):
    # we must have the same number of categories
    categories_identity = 0
    option_base_category_list = movement.getPortalOptionBaseCategoryList()
    movement_option_category_list = movement.getVariationCategoryList(
                              base_category_list=option_base_category_list)
    if movement_option_category_list is None:
      movement_option_category_list = []
    if len(self.option_category_list) == len(movement_option_category_list):
      categories_identity = 1
      for category in movement_option_category_list:
        if not category in self.option_category_list :
          categories_identity = 0
          break
    return categories_identity

allow_class(OptionMovementGroup)

class VariationPropertyMovementGroup(RootMovementGroup):
  """
  Compare variation property dict of movement.
  """

  def __init__(self, movement, **kw):
    """
    Store variation property dict of the first movement.
    """
    RootMovementGroup.__init__(self, movement=movement, **kw)
    self.property_dict = movement.getVariationPropertyDict()
    self.setGroupEdit(
      variation_property_dict = self.property_dict
    )

  def test(self, movement):
    """
    Check if the movement can be inserted in the group.
    """
    identity = 0
    variation_property_dict = movement.getVariationPropertyDict()
    variation_property_list = variation_property_dict.keys()
    if len(variation_property_list) == len(self.property_dict):
      # Same number of property. Good point.
      for variation_property in variation_property_list:
        try:
          if variation_property_dict[variation_property] != \
              self.property_dict[variation_property]:
            # Value is not the same for both movements
            break
        except KeyError:
          # Key is not common to both movements
          break
      else:
        identity = 1
    return identity

allow_class(VariationPropertyMovementGroup)

class FakeMovement:
  """
    A fake movement which simulates some methods on a movement needed
    by DeliveryBuilder.
    It contains a list of real ERP5 Movements and can modify them.
  """

  def __init__(self, movement_list):
    """
      Create a fake movement and store the list of real movements
    """
    self.__price_method = None
    self.__quantity_method = None
    self.__movement_list = []
    for movement in movement_list:
      self.append(movement)
    # This object must not be use when there is not 2 or more movements
    if len(movement_list) < 2:
      raise ValueError, "FakeMovement used where it should not."
    # All movements must share the same getVariationCategoryList
    # So, verify and raise a error if not
    # But, if DeliveryBuilder is well configured, this can never append ;)
    reference_variation_category_list = movement_list[0].\
                                           getVariationCategoryList()
    error_raising_needed = 0
    for movement in movement_list[1:]:
      variation_category_list = movement.getVariationCategoryList()
      if len(variation_category_list) !=\
         len(reference_variation_category_list):
        error_raising_needed = 1
        break

      for variation_category in variation_category_list:
        if variation_category not in reference_variation_category_list:
          error_raising_needed = 1
          break
    
    if error_raising_needed == 1:
      raise ValueError, "FakeMovement not well used."

  def append(self, movement):
    """
      Append movement to the movement list
    """
    if movement.__class__.__name__ == "FakeMovement":
      self.__movement_list.extend(movement.getMovementList())
      self.__price_method = movement.__price_method
      self.__quantity_method = movement.__quantity_method
    else:
      self.__movement_list.append(movement)

  def getMovementList(self):
    """
      Return content movement list
    """
    return self.__movement_list
    
  def setDeliveryValue(self, object):
    """
      Set Delivery value for each movement
    """
    for movement in self.__movement_list:
      movement.edit(delivery_value=object)

  def getDeliveryValue(self):
    """
      Only use to test if all movement are not linked (if user did not
      configure DeliveryBuilder well...).
      Be careful.
    """
    result = None
    for movement in self.__movement_list:
      mvt_delivery = movement.getDeliveryValue()
      if mvt_delivery is not None:
        result = mvt_delivery
        break
    return result

  def getRelativeUrl(self):
    """
      Only use to return a short description of one movement 
      (if user did not configure DeliveryBuilder well...).
      Be careful.
    """
    return self.__movement_list[0].getRelativeUrl()

  def setDeliveryRatio(self, delivery_ratio):
    """
      Calculate delivery_ratio
    """
    total_quantity = 0
    for movement in self.__movement_list:
      total_quantity += movement.getQuantity()

    if total_quantity != 0:
      for movement in self.__movement_list:
        quantity = movement.getQuantity()
        movement.edit(delivery_ratio=quantity*delivery_ratio/total_quantity)
    else:
      # Distribute equally ratio to all movement
      mvt_ratio = 1 / len(self.__movement_list)
      for movement in self.__movement_list:
        movement.edit(delivery_ratio=mvt_ratio)
      
  def getPrice(self):
    """
      Return calculated price
    """
    if self.__price_method is not None:
      return getattr(self, self.__price_method)()
    else:
      return None
  
  def setPriceMethod(self, method):
    """
      Set the price method
    """
    self.__price_method = method

  def getQuantity(self):
    """
      Return calculated quantity
    """
    return getattr(self, self.__quantity_method)()
 
  def setQuantityMethod(self, method):
    """
      Set the quantity method
    """
    self.__quantity_method = method

  def getAveragePrice(self):
    """
      Return average price 
    """
    if self.getAddQuantity()>0:
      return (self.getAddPrice() / self.getAddQuantity())
    return 0.0

  def getAddQuantity(self):
    """
      Return the total quantity
    """
    total_quantity = 0
    for movement in self.getMovementList():
      quantity = movement.getQuantity()
      if quantity != None:
        total_quantity += quantity
    return total_quantity

  def getAddPrice(self):
    """
      Return total price 
    """
    total_price = 0
    for movement in self.getMovementList():
      quantity = movement.getQuantity()
      price = movement.getPrice()
      if (quantity is not None) and (price is not None):
        total_price += (quantity * price)
    return total_price

  def recursiveReindexObject(self):
    """
      Reindex all movements
    """
    for movement in self.getMovementList():
      movement.recursiveReindexObject()

  def immediateReindexObject(self):
    """
      Reindex immediately all movements
    """
    for movement in self.getMovementList():
      movement.immediateReindexObject()

  def getPath(self):
    """
      Return the movements path list
    """
    path_list = []
    for movement in self.getMovementList():
      path_list.append(movement.getPath())
    return path_list

  def getVariationBaseCategoryList(self, omit_option_base_category=0,**kw):
    """
      Return variation base category list
      Which must be shared by all movement
    """
    return self.__movement_list[0].getVariationBaseCategoryList(
                      omit_option_base_category=omit_option_base_category,**kw)

  def getVariationCategoryList(self, omit_option_base_category=0,**kw):
    """
      Return variation base category list
      Which must be shared by all movement
    """
    return self.__movement_list[0].getVariationCategoryList(
                      omit_option_base_category=omit_option_base_category,**kw)

  def edit(self, **kw):
    """
      Written in order to call edit in delivery builder,
      as it is the generic way to modify object.
    """
    for key in kw.keys():
      if key == 'delivery_ratio':
        self.setDeliveryRatio(kw[key])
      elif key == 'delivery_value':
        self.setDeliveryValue(kw[key])
      else:
        raise FakeMovementError,\
              "Could not call edit on Fakemovement with parameters: %r" % key

class TitleMovementGroup(RootMovementGroup):

  def getTitle(self,movement):
    order_value = movement.getOrderValue()
    title = ''
    if order_value is not None:
      if "Line" in order_value.getPortalType():
        title = order_value.getTitle()
      elif "Cell" in order_value.getPortalType():
        title = order_value.getParentValue().getTitle()
    return title

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    title = self.getTitle(movement)
    self.title = title
    self.setGroupEdit(
        title=title
    )

  def test(self,movement):
    return self.getTitle(movement) == self.title

# XXX This should not be here
# I (seb) have commited this because movement groups are not
# yet configurable through the zope web interface
class IntIndexMovementGroup(RootMovementGroup):

  def getIntIndex(self,movement):
    order_value = movement.getOrderValue()
    int_index = 0
    if order_value is not None:
      if "Line" in order_value.getPortalType():
        int_index = order_value.getIntIndex()
      elif "Cell" in order_value.getPortalType():
        int_index = order_value.getParentValue().getIntIndex()
    return int_index

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    int_index = self.getIntIndex(movement)
    self.int_index = int_index
    self.setGroupEdit(
        int_index=int_index
    )

  def test(self,movement):
    return self.getIntIndex(movement) == self.int_index

allow_class(IntIndexMovementGroup)

# XXX This should not be here
# I (seb) have commited this because movement groups are not
# yet configurable through the zope web interface
class DecisionMovementGroup(RootMovementGroup):

  def getDecision(self,movement):
    return movement.getDecision()

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    decision = self.getDecision(movement)
    self.decision = decision
    self.setGroupEdit(
        decision=decision
    )

  def test(self,movement):
    return self.getDecision(movement) == self.decision

allow_class(DecisionMovementGroup)

# XXX This should not be here
# I (seb) have commited this because movement groups are not
# yet configurable through the zope web interface
class BrandMovementGroup(RootMovementGroup):

  def getBrand(self,movement):
    return movement.getBrand()

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    brand = self.getBrand(movement)
    self.brand = brand
    self.setGroupEdit(
        brand=brand
    )

  def test(self,movement):
    return self.getBrand(movement) == self.brand

allow_class(BrandMovementGroup)

class AggregateMovementGroup(RootMovementGroup):

  def getAggregateList(self,movement):
    aggregate_list = movement.getAggregateList()
    aggregate_list.sort()
    return aggregate_list

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    aggregate = self.getAggregateList(movement)
    self.aggregate = aggregate
    self.setGroupEdit(
        aggregate=aggregate
    )

  def test(self,movement):
    if self.getAggregateList(movement) == self.aggregate :
      return 1
    else :
      return 0

allow_class(AggregateMovementGroup)

class SplitMovementGroup(RootMovementGroup):
  def __init__(self,movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)

  def test(self, movement):
    return 0

allow_class(SplitMovementGroup)

class TransformationAppliedRuleCausalityMovementGroup(RootMovementGroup):
  """ 
  Groups movement that comes from simulation movement that shares the
  same Production Applied Rule. 
  """
  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    explanation_relative_url = self._getExplanationRelativeUrl(movement)
    self.explanation = explanation_relative_url
    explanation_value = movement.getPortalObject().restrictedTraverse(
                                                    explanation_relative_url)
    self.setGroupEdit(causality_value=explanation_value)

  def _getExplanationRelativeUrl(self, movement):
    """ Get the order value for a movement """
    transformation_applied_rule = movement.getParentValue()
    transformation_rule = transformation_applied_rule.getSpecialiseValue()
    if transformation_rule.getPortalType() != 'Transformation Rule':
      raise MovementGroupError, 'movement! %s' % movement.getPath()
    # XXX Dirty hardcoded 
    production_movement = transformation_applied_rule.pr
    production_packing_list = production_movement.getExplanationValue()
    return production_packing_list.getRelativeUrl()
    
  def test(self,movement):
    return self._getExplanationRelativeUrl(movement) == self.explanation

allow_class(TransformationAppliedRuleCausalityMovementGroup)

class ParentExplanationCausalityMovementGroup(ParentExplanationMovementGroup):
  """
  Like ParentExplanationMovementGroup, and set the causality.
  """
  def __init__(self, movement, **kw):
    ParentExplanationMovementGroup.__init__(self, movement=movement, **kw)
    self.updateGroupEdit(
        causality_value = self.explanation_value
    )

allow_class(ParentExplanationCausalityMovementGroup)

class PropertyMovementGroup(RootMovementGroup):
  """Abstract movement group for movement that share the same value for
  a property.
  """
  _property = [] # Subclasses must override this

  def __init__(self, movement, **kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    if self._property is PropertyMovementGroup._property :
      raise ValueError, 'PropertyMovementGroup: property not defined'
    assert isinstance(self._property, str)
    prop_value = movement.getProperty(self._property)
    self._property_dict = { self._property : prop_value }
    self.setGroupEdit(
        **self._property_dict
    )

  def test(self, movement) :
    return self._property_dict[self._property] == \
            movement.getProperty(self._property)

class SourceMovementGroup(PropertyMovementGroup):
  """Group movements having the same source."""
  _property = 'source'
allow_class(SourceMovementGroup)

class DestinationMovementGroup(PropertyMovementGroup):
  """Group movements having the same destination."""
  _property = 'destination'
allow_class(DestinationMovementGroup)

class SourceProjectMovementGroup(PropertyMovementGroup):
  """ Group movements that have the same source project ."""
  _property = 'source_project'
allow_class(SourceProjectMovementGroup)

class RequirementMovementGroup(RootMovementGroup):
  """
  Group movements that have same Requirement.
  """
  def getRequirementList(self,movement):
    order_value = movement.getOrderValue()
    requirement_list = []
    if order_value is not None:
      if "Line" in order_value.getPortalType():
        requirement_list = order_value.getRequirementList()
    return requirement_list

  def __init__(self,movement,**kw):
    RootMovementGroup.__init__(self, movement=movement, **kw)
    requirement_list = self.getRequirementList(movement)
    self.requirement_list = requirement_list
    self.setGroupEdit(
        requirement=requirement_list
    )

  def test(self,movement):
    return self.getRequirementList(movement) == self.requirement_list

