Minor changes made during code review and rewrite.

git-svn-id: https://svn.erp5.org/repos/public/erp5/sandbox/amount_generator@35545 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/interfaces/business_path.py

@@ -43,15 +43,31 @@ class IBusinessPath(Interface):
   delivery builders for all movements related to a given explanation.
   """
 
-  def getMovementCompletionDate(self, movement):
+  def getDeliveryBuilderValueList():
+    """Return the list of delivery builders to invoke with
+    this Business Path.
+
+    NOTE: redundant with PropertySheet definition
+    """
+
+  def getMovementCompletionDate(movement):
     """Returns the date of completion of the movemnet 
-    based on paremeters of the business path. This complete date can be
+    based on paremeters of the business path. This completion date can be
     the start date, the stop date, the date of a given workflow transition
     on the explaining delivery, etc.
 
     movement -- a Simulation Movement
     """
   
+  def getExpectedQuantity(amount):
+    """Returns the new quantity for the provided amount taking
+    into account the efficiency or the quantity defined on the business path.
+    This is used to implement payment conditions or splitting production
+    over multiple path. The total of getExpectedQuantity for all business
+    path which are applicable should never exceed the original quantity.
+    The implementation of this validation is left to rules.
+    """
+
   def isCompleted(explanation):
     """returns True if all related simulation movements for this explanation
     document are in a simulation state which is considered as completed

product/ERP5/interfaces/business_process.py

@@ -39,14 +39,20 @@ class IBusinessPathProcess(Interface):
   to Business Path completion status and expected completion dates.
   """
 
-  def getBusinessPathValueList(trade_phase=None, predecessor=None, successor=None):
+  def getBusinessPathValueList(trade_phase=None, context=None,
+                               predecessor=None, successor=None, **kw):
     """Returns the list of contained Business Path documents
 
     trade_phase -- filter by trade phase
- 
+
+    context -- a context to test each Business Path on
+               and filter out Business Path which do not match
+
     predecessor -- filter by trade state predecessor
 
     successor -- filter by trade state successor
+
+    **kw -- same arguments as those passed to searchValues / contentValues
     """
 
   def isBusinessPathCompleted(explanation, business_path):
@@ -59,7 +65,8 @@ class IBusinessPathProcess(Interface):
     business_path -- a Business Path document
     """
 
-  def getExpectedBusinessPathCompletionDate(explanation, business_path):
+  def getExpectedBusinessPathCompletionDate(explanation, business_path, 
+                                                       delay_mode=None):
     """Returns the expected completion date of given Business Path document
     in the context of provided explanation.
 
@@ -67,9 +74,13 @@ class IBusinessPathProcess(Interface):
                    implicitely defines a simulation subtree
 
     business_path -- a Business Path document
+
+    delay_mode -- optional value to specify calculation mode ('min', 'max')
+                  if no value specified use average delay
     """
 
-  def getExpectedBusinessPathStartAndStopDate(explanation, business_path):
+  def getExpectedBusinessPathStartAndStopDate(explanation, business_path,
+                                                         delay_mode=None):
     """Returns the expected start and stop dates of given Business Path
     document in the context of provided explanation.
 
@@ -77,6 +88,9 @@ class IBusinessPathProcess(Interface):
                    implicitely defines a simulation subtree
 
     business_path -- a Business Path document
+
+    delay_mode -- optional value to specify calculation mode ('min', 'max')
+                  if no value specified use average delay
     """
 
 class IBuildableBusinessPathProcess(Interface):
@@ -96,6 +110,15 @@ class IBuildableBusinessPathProcess(Interface):
                    implicitely defines a simulation subtree
     """
 
+  def getPartiallyBuildableBusinessPathValueList(explanation):
+    """Returns the list of Business Path which are partially buildable
+    by taking into account trade state dependencies between
+    Business Path.
+
+    explanation -- an Order, Order Line, Delivery or Delivery Line which
+                   implicitely defines a simulation subtree
+    """
+
   def isBusinessPathBuildable(explanation, business_path):
     """Returns True if any of the related Simulation Movement
     is buildable and if the predecessor trade state is completed.
@@ -116,6 +139,16 @@ class IBuildableBusinessPathProcess(Interface):
     business_path -- a Business Path document
     """
 
+  def isBuildable(explanation):
+    """Returns True is this business process has at least one
+    Business Path which is buildable
+    """
+
+  def isPartiallyBuildable(explanation):
+    """Returns True is this business process has at least one
+    Business Path which is partially buildable
+    """
+
 class ITradeStateProcess(Interface):
   """Trade State Process interface specification
 
@@ -219,7 +252,8 @@ class ITradeStateProcess(Interface):
     trade_state -- a Trade State category
     """
 
-  def getExpectedTradeStateCompletionDate(explanation, trade_state):
+  def getExpectedTradeStateCompletionDate(explanation, trade_state,
+                                                         delay_mode=None):
     """Returns the date at which the give trade state is expected
     to be completed in the context of given explanation.
 
@@ -227,6 +261,9 @@ class ITradeStateProcess(Interface):
                    implicitely defines a simulation subtree
 
     trade_state -- a Trade State category
+
+    delay_mode -- optional value to specify calculation mode ('min', 'max')
+                  if no value specified use average delay
     """
 
 class ITradePhaseProcess(Interface):
@@ -286,7 +323,8 @@ class ITradePhaseProcess(Interface):
     trade_phase -- a Trade Phase category
     """
 
-  def getExpectedTradePhaseCompletionDate(explanation, trade_phase):
+  def getExpectedTradePhaseCompletionDate(explanation, trade_phase,
+                                                       delay_mode=None):
     """Returns the date at which the give trade phase is expected
     to be completed in the context of given explanation, taking
     into account the graph of date constraints defined by business path
@@ -296,6 +334,9 @@ class ITradePhaseProcess(Interface):
                    implicitely defines a simulation subtree
 
     trade_phase -- a Trade Phase category
+
+    delay_mode -- optional value to specify calculation mode ('min', 'max')
+                  if no value specified use average delay
     """
 
   def getRemainingTradePhaseList(business_path, trade_phase_list=None):
@@ -336,7 +377,7 @@ class IBusinessProcess(IBusinessPathProcess, IBuildableBusinessPathProcess,
                    implicitely defines a simulation subtree
     """
 
-  def getExpectedCompletionDate(explanation):
+  def getExpectedCompletionDate(explanation, delay_mode=None):
     """Returns the expected date at which all applicable Trade States and
     Trade Phases are completed in the context of given explanation.
 

product/ERP5/interfaces/simulation_movement.py

@@ -34,6 +34,7 @@ from Products.ERP5.interfaces.property_recordable import IPropertyRecordable
 from Products.ERP5.interfaces.movement import IMovement
 from Products.ERP5.interfaces.divergence_controller import IDivergenceController
 from Products.ERP5.interfaces.explainable import IExplainable
+from zope.interface import Interface
 
 class ISimulationMovement(IMovement, IPropertyRecordable, IDivergenceController, IExplainable):
   """Simulation Movement interface specification
@@ -91,8 +92,8 @@ class ISimulationMovement(IMovement, IPropertyRecordable, IDivergenceController,
 
   def isDeletable():
     """Returns True if this simulation movement can be deleted, False
-    else. A simulation movement can be deleted if all its children
-    can be deleted of if it has no child.
+    else. A simulation movement can be deleted if it is not frozen,
+    and if all its children can be deleted or if it has no child.
     """
 
   def isCompleted():