[15.0][FIX] l10n_do_accounting: fix seq with same prefix in diferent year

l10n_do_accounting/__manifest__.py

@@ -8,7 +8,7 @@
     "category": "Localization",
     "license": "LGPL-3",
     "website": "https://github.com/odoo-dominicana",
-    "version": "15.0.0.14.4",
+    "version": "15.0.0.14.5",
     # any module necessary for this one to work correctly
     "depends": ["l10n_latam_invoice_document", "l10n_do"],
     # always loaded

l10n_do_accounting/models/account_move.py

@@ -1020,3 +1020,20 @@ def unlink(self):
                 _("You cannot delete fiscal invoice which have been posted before")
             )
         return super(AccountMove, self).unlink()
+
+    # Extension of the _deduce_sequence_number_reset function to compute the `name` field according to the invoice
+    # date and prevent the `l10n_latam_document_number` field from being reset
+    @api.model
+    def _deduce_sequence_number_reset(self, name):
+        if (
+            self.l10n_latam_use_documents
+            and self.company_id.country_id.code == "DO"
+            and self.posted_before
+            and not self._context.get("is_l10n_do_seq", False)
+        ):
+            return "year"
+        elif self._context.get("is_l10n_do_seq", False):
+            return "never"
+        else:
+            "never"
+        return super(AccountMove, self)._deduce_sequence_number_reset(name)

l10n_do_accounting/tests/test_account_move.py

@@ -708,6 +708,17 @@ def test_009_invoice_sequence(self):
         self.assertEqual(invoice_2.name, "INV/%s/0002" % invoice_2.date.year)
         self.assertEqual(invoice_2.l10n_do_fiscal_number, "B0100000002")
 
+        # Unit test to verify if the invoice number or document number is repeated
+        invoice_3 = self._create_l10n_do_invoice(
+            data={
+                "invoice_date": "2023-05-08",
+            }
+        )
+        invoice_3._post()
+        self.assertEqual(invoice_3.name, "INV/%s/0001" % invoice_3.date.year)
+        self.assertNotEqual(invoice_3.l10n_do_fiscal_number, "B0100000001")
+        self.assertEqual(invoice_3.l10n_do_fiscal_number, "B0100000003")
+
     def test_010_ncf_format(self):
         with self.assertRaises(ValidationError):
             self._create_l10n_do_invoice(data={"document_number": "E0100000001"})