kg lbs

modules/purchase_trade/invoice.py

@@ -131,6 +131,45 @@ class Invoice(metaclass=PoolMeta):
             return lots[0].lot_unit_line
         return getattr(line, 'unit', None)
 
+    @staticmethod
+    def _get_report_lbs_unit():
+        Uom = Pool().get('product.uom')
+        for domain in (
+                [('symbol', '=', 'LBS')],
+                [('rec_name', '=', 'LBS')],
+                [('name', '=', 'LBS')],
+                [('symbol', '=', 'LB')],
+                [('rec_name', '=', 'LB')],
+                [('name', '=', 'LB')]):
+            units = Uom.search(domain, limit=1)
+            if units:
+                return units[0]
+        return None
+
+    @classmethod
+    def _convert_report_quantity_to_lbs(cls, quantity, unit):
+        value = Decimal(str(quantity or 0))
+        if value == 0:
+            return Decimal('0.00')
+        if not unit:
+            return (value * Decimal('2204.62')).quantize(Decimal('0.01'))
+        label = (
+            getattr(unit, 'symbol', None)
+            or getattr(unit, 'rec_name', None)
+            or getattr(unit, 'name', None)
+            or ''
+        ).strip().upper()
+        if label in {'LBS', 'LB', 'POUND', 'POUNDS'}:
+            return value.quantize(Decimal('0.01'))
+        lbs_unit = cls._get_report_lbs_unit()
+        if lbs_unit:
+            converted = Pool().get('product.uom').compute_qty(
+                unit, float(value), lbs_unit) or 0
+            return Decimal(str(converted)).quantize(Decimal('0.01'))
+        if label in {'KG', 'KGS', 'KILOGRAM', 'KILOGRAMS'}:
+            return (value * Decimal('2.20462')).quantize(Decimal('0.01'))
+        return (value * Decimal('2204.62')).quantize(Decimal('0.01'))
+
     @staticmethod
     def _clean_report_description(value):
         text = (value or '').strip()
@@ -517,7 +556,7 @@ class Invoice(metaclass=PoolMeta):
                 quantity, keep_trailing_decimal=True)
             unit = self._get_report_invoice_line_unit(line)
             unit_name = unit.rec_name.upper() if unit and unit.rec_name else ''
-            lbs = round(Decimal(quantity) * Decimal('2204.62'), 2)
+            lbs = self._convert_report_quantity_to_lbs(quantity, unit)
             parts = [quantity_text, unit_name]
             if lbs != '':
                 parts.append(
@@ -746,7 +785,9 @@ class Invoice(metaclass=PoolMeta):
         net = self.report_net
         if net == '':
             return ''
-        return round(Decimal(net) * Decimal('2204.62'),2)
+        invoice_line = self._get_report_invoice_line()
+        unit = self._get_report_invoice_line_unit(invoice_line) if invoice_line else None
+        return self._convert_report_quantity_to_lbs(net, unit)
 
     @property
     def report_weight_unit_upper(self):
@@ -996,7 +1037,8 @@ class InvoiceLine(metaclass=PoolMeta):
         net = self.report_net
         if net == '':
             return ''
-        return round(Decimal(net) * Decimal('2204.62'),2)
+        unit = Invoice._get_report_invoice_line_unit(self)
+        return Invoice._convert_report_quantity_to_lbs(net, unit)
 
 
 class ReportTemplateMixin: