Added cases_digits in config.

This commit refs #14371

cost.py

@@ -3,6 +3,7 @@
 from trytond.pool import PoolMeta
 from trytond.model import fields
 from trytond.pyson import Eval
+from trytond.modules.stock_unit_load import cases_digits
 from decimal import Decimal
 
 
@@ -40,13 +41,8 @@ class CostSale(CostMixin, metaclass=PoolMeta):
         fields.Float('ULs', digits=(16, 0)),
         'get_document_ul_quantity')
     document_cases_quantity = fields.Function(
-        fields.Float('Cases',
-            digits=(16, Eval('document_cases_digits', 2)),
-            depends=['document_cases_digits']),
+        fields.Float('Cases', digits=cases_digits),
         'get_document_cases_quantity')
-    document_cases_digits = fields.Function(
-        fields.Integer('Cases digits'),
-        'on_change_with_document_cases_digits')
 
     @classmethod
     def get_document_ul_quantity(cls, records, name=None):
@@ -70,15 +66,6 @@ class CostSale(CostMixin, metaclass=PoolMeta):
             values[record.id] = sum(l.cases_quantity or 0 for l in lines)
         return values
 
-    @fields.depends('document')
-    def on_change_with_document_cases_digits(self, name=None):
-        if self.document:
-            lines = [l for l in self.sale.lines
-                if not l.cost and l.type == 'line']
-            if lines:
-                return lines[0].cases_digits
-        return 2
-
     @fields.depends(methods=['get_document_cases_quantity',
         'get_document_ul_quantity'])
     def _compute_document_values(self):
@@ -95,13 +82,8 @@ class CostLineSale(metaclass=PoolMeta):
     document_ul_quantity = fields.Function(
         fields.Float('ULs', digits=(16, 0)),
         'get_document_ul_quantity')
-    document_cases_digits = fields.Function(
-        fields.Integer('Cases digits'),
-        'on_change_with_document_cases_digits')
     document_cases_quantity = fields.Function(
-        fields.Float('Cases',
-            digits=(16, Eval('document_cases_digits', 2)),
-            depends=['document_cases_digits']),
+        fields.Float('Cases', digits=cases_digits),
         'get_document_cases_quantity')
 
     def _compute_document_values(self):
@@ -118,9 +100,3 @@ class CostLineSale(metaclass=PoolMeta):
     @classmethod
     def get_document_cases_quantity(cls, records, name=None):
         return {r.id: r.document_line.cases_quantity for r in records}
-
-    @fields.depends('document_line')
-    def on_change_with_document_cases_digits(self, name=None):
-        if self.document_line:
-            return self.document_line.cases_digits
-        return 2

sale.py

@@ -8,6 +8,7 @@ from trytond.pyson import Eval, Bool, Not, If
 from trytond.modules.product import price_digits
 from trytond.transaction import Transaction
 from trytond.tools import reduce_ids
+from trytond.modules.stock_unit_load import cases_digits
 from sql import Null
 from sql.conditionals import Coalesce
 from sql.aggregate import Sum
@@ -20,11 +21,8 @@ class Sale(metaclass=PoolMeta):
         fields.Float('ULs', digits=(16, 0)),
         'get_ul_quantity')
     cases_quantity = fields.Function(
-        fields.Float('Cases', digits=(16, Eval('cases_digits', 2)),
-            depends=['cases_digits']),
+        fields.Float('Cases', digits=cases_digits),
         'get_ul_quantity')
-    cases_digits = fields.Function(fields.Integer('Cases digits'),
-       'get_cases_digits')
 
     @classmethod
     def get_ul_quantity(cls, records, names):
@@ -50,9 +48,6 @@ class Sale(metaclass=PoolMeta):
                 res['cases_quantity'][record_id] = cases
         return res
 
-    def get_cases_digits(self, name=None):
-        return Pool().get('sale.line').default_cases_digits()
-
 
 class SaleLine(metaclass=PoolMeta):
     __name__ = 'sale.line'
@@ -68,16 +63,14 @@ class SaleLine(metaclass=PoolMeta):
         fields.One2Many('stock.unit_load', None, 'Unit loads'),
         'get_unit_loads')
     ul_cases_quantity = fields.Function(
-        fields.Float('Cases per UL', digits=(16, Eval('cases_digits', 2)),
+        fields.Float('Cases per UL', digits=cases_digits,
             states={'readonly': Eval('sale_state') != 'draft'},
-            depends=['cases_digits', 'sale_state']),
+            depends=['sale_state']),
         'get_ul_cases_quantity', setter='set_ul_cases_quantity')
-    cases_digits = fields.Function(fields.Integer('Cases digits'),
-       'on_change_with_cases_digits')
     cases_quantity = fields.Float('Cases',
-        digits=(16, Eval('cases_digits', 2)),
+        digits=cases_digits,
         states={'readonly': Eval('sale_state') != 'draft'},
-        depends=['cases_digits', 'sale_state'])
+        depends=['sale_state'])
     case_price = fields.Function(
         fields.Numeric('Case price', digits=price_digits),
         'get_case_price')
@@ -150,10 +143,6 @@ class SaleLine(metaclass=PoolMeta):
             return []
         return list(set(m.unit_load.id for m in self.moves if m.unit_load))
 
-    @fields.depends('ul_cases_quantity')
-    def on_change_with_cases_digits(self, name=None):
-        return self.default_cases_digits()
-
     @staticmethod
     def _get_case_uom():
         pool = Pool()
@@ -161,10 +150,6 @@ class SaleLine(metaclass=PoolMeta):
         Uom = pool.get('product.uom')
         return Uom(Modeldata.get_id('product', 'uom_unit'))
 
-    @classmethod
-    def default_cases_digits(cls):
-        return cls._get_case_uom().digits
-
     @fields.depends(methods=['get_cases_quantity'])
     def on_change_ul_cases_quantity(self):
         self.cases_quantity = self.get_cases_quantity()

sale_reporting.py

@@ -1,8 +1,8 @@
 # The COPYRIGHT file at the top level of this repository contains the full
 # copyright notices and license terms.
-from trytond.pool import PoolMeta, Pool
+from trytond.pool import PoolMeta
 from trytond.model import fields
-from trytond.pyson import Eval
+from trytond.modules.stock_unit_load import cases_digits
 from sql.aggregate import Sum
 from sql.conditionals import Coalesce
 
@@ -11,17 +11,8 @@ class Product(metaclass=PoolMeta):
     __name__ = 'sale.reporting.product'
 
     cases_quantity = fields.Float('Cases',
-        digits=(16, Eval('cases_digits', 2)),
-        depends=['cases_digits'])
+        digits=cases_digits)
     ul_quantity = fields.Float('ULs', digits=(16, 0))
-    cases_digits = fields.Function(fields.Integer('Cases Digits'),
-        'get_cases_digits')
-
-    def get_cases_digits(self, name):
-        pool = Pool()
-        Modeldata = pool.get('ir.model.data')
-        Uom = pool.get('product.uom')
-        return Uom(Modeldata.get_id('product', 'uom_unit')).digits
 
     @classmethod
     def _columns(cls, tables, withs):