[FIX] Incorrect default template

models/account_invoice.py

@@ -27,6 +27,7 @@ class AccountInvoice(models.Model):
         view = self.env.ref(
             "{}.res_partner_wizard_print_document_view".format(MODULE_NAME)
         )
+        annex = order.contract_annex_id
         return {
             "name": _("Print Form of Contract Annex"),
             "type": "ir.actions.act_window",
@@ -35,8 +36,9 @@ class AccountInvoice(models.Model):
             "view_id": view.id,
             "target": "new",
             "context": {
-                "self_id": order.contract_annex_id.id,
+                "self_id": annex.id,
                 "active_model": "res.partner.contract.annex",
+                "company_form": annex.partner_id.company_form if annex.partner_id.is_company else "person",
                 "attachment_model": self._name,
                 "attachment_res_id": self.id,
             },

models/res_partner_contract.py

@@ -101,8 +101,11 @@ class PartnerContract(models.Model, IDocument, Extension):
             "view_mode": "form",
             "view_id": view.id,
             "target": "new",
-            "context": {"self_id": self.id},
-        }
+            "context": {
+                "self_id": self.id,
+                "active_model": self._name,
+                "company_form": self.partner_id.company_form if self.partner_id.is_company else "person",},
+            }
 
     def get_name_by_document_template(self, document_template_id):
         return self.name

models/res_partner_contract_annex.py

@@ -113,7 +113,11 @@ class ContractOrderAnnex(models.Model, IDocument, Extension):
             "view_mode": "form",
             "view_id": view.id,
             "target": "new",
-            "context": {"self_id": self.id},
+            "context": {
+                "self_id": self.id,
+                "active_model": self._name,
+                "company_form": self.partner_id.company_form if self.partner_id.is_company else "person",
+            },
         }
 
     def get_name_by_document_template(self, document_template_id):

wizard/res_partner_contract_wizard.py

@@ -29,9 +29,7 @@ class ContractWizard(models.TransientModel, Extension):
             "res.partner.contract": "contract",
             "res.partner.contract.annex": "annex",
         }.get(self.active_model, False)
-        company_type = (
-            self.partner_id.company_form if self.partner_id.is_company else "person"
-        )
+        company_type = self.env.context.get("company_form", False)
 
         document_template_domain = [
             ("template_type", "=", template_type),
@@ -60,6 +58,7 @@ class ContractWizard(models.TransientModel, Extension):
         "res.partner.document.template",
         string="Document Template",
         default=_default_document_template,
+        domain=lambda self: self._get_template_domain(),
         readonly=False,
     )
     transient_field_ids = fields.One2many(