builder: Update fix supply builder for rounding error

product/ERP5/mixin/builder.py

@@ -340,9 +340,8 @@ class BuilderMixin(XMLObject, Amount, Predicate):
         min_order_in_default_quantity_unit = min_order * order_quantity_unit_default_quantity_unit_conversion_ratio
       if max_order:
         max_order_in_default_quantity_unit = max_order * order_quantity_unit_default_quantity_unit_conversion_ratio
-      default_quantity_unit_order_quantity_unit_conversion_ratio = 1 / order_quantity_unit_default_quantity_unit_conversion_ratio
     else:
-      default_quantity_unit_order_quantity_unit_conversion_ratio = 1
+      order_quantity_unit_default_quantity_unit_conversion_ratio = 1
 
     if flow_quantity_unit_value is not None:
       flow_quantity_unit_relative_url = flow_quantity_unit_value.getCategoryRelativeUrl()
@@ -363,7 +362,6 @@ class BuilderMixin(XMLObject, Amount, Predicate):
     def minimalQuantity(quantity, date):
       # Initiate variables to match original script from Yusei T.
       # XXX To be cleaned
-      conversion_ratio = default_quantity_unit_order_quantity_unit_conversion_ratio
 
       delay_second = max_delay_second or min_delay_second or 0
       limit_date = getPreviousValidDate(date)
@@ -374,8 +372,8 @@ class BuilderMixin(XMLObject, Amount, Predicate):
       order_delay_second = max_order_delay_second or min_order_delay_second or 0
       effective_date = addToDate(start_date, second=-order_delay_second)
 
-      order_quantity = ceil(quantity * conversion_ratio)
-      quantity = order_quantity / conversion_ratio
+      order_quantity = ceil(quantity / order_quantity_unit_default_quantity_unit_conversion_ratio)
+      quantity = order_quantity * order_quantity_unit_default_quantity_unit_conversion_ratio
 
       return order_quantity, order_quantity_unit_value, effective_date, start_date, stop_date, quantity
 
@@ -489,7 +487,7 @@ class BuilderMixin(XMLObject, Amount, Predicate):
       next_next_period_start_date = DateTime(supply.getNextPeriodicalDate(
         next_period_start_date,
         next_start_date=next_period_start_date)).earliestTime()
-      if factor and next_next_period_start_date <= last_date:
+      if factor and next_next_period_start_date:
         # prepare new hixtory_list
         while history_list and history_list[0][0] < next_next_period_start_date:
           next_period_history_list.append(history_list.pop(0))
@@ -532,7 +530,7 @@ class BuilderMixin(XMLObject, Amount, Predicate):
 
       #self.log("at %s min: %s, inventory:%s, quantity:%s" % (period_start_date, min_inventory, future_inventory_to_date, quantity))
       if quantity != 0:
-        self.log("Week %s Will order %s at %s for period %s" % (delivery_date.week(), quantity, delivery_date, period_start_date))
+        self.log("Week %s Will order %r at %s for period %s" % (delivery_date.week(), quantity, delivery_date, period_start_date))
         movement_list.append(
           newMovement(
             effective_date,