[FIX] l10n_ar_sale: error al hacer vista previa de pedido de venta

closes #180

Ticket: 75538
Signed-off-by: Filoquin adhoc <maq@adhoc.com.ar>

Author: pablohmontenegro

l10n_ar_sale/__manifest__.py

@@ -1,6 +1,6 @@
 {
     'name': 'Argentinian Sale Total Fields',
-    'version': "16.0.1.7.0",
+    'version': "16.0.1.8.0",
     'category': 'Localization/Argentina',
     'sequence': 14,
     'author': 'ADHOC SA',

l10n_ar_sale/models/sale_order.py

@@ -117,3 +117,10 @@ def _create_invoices(self, grouped=False, final=False, date=None):
         to_fix = invoices.filtered(lambda x: x.l10n_latam_use_documents and not x.l10n_latam_document_type_id)
         to_fix._compute_l10n_latam_available_document_types()
         return invoices
+
+    def is_module_installed(self, module):
+        module_installed = self.env['ir.module.module'].search([
+            ('name', '=', module),
+            ('state', '=', 'installed'),
+        ])
+        return True if module_installed else False

l10n_ar_sale/views/sale_report_templates.xml

@@ -145,7 +145,7 @@
                         <span t-field="doc.client_order_ref"/>
                     </t>
 
-                    <t t-if="doc.incoterm">
+                    <t t-if="doc.is_module_installed('sale_stock')">
                         <br/><strong>Incoterm:</strong><span t-field="doc.incoterm.name"/>
                     </t>