From 3c5524a912488df579b30c8e1bc79993386eff8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jesu=CC=81s=20Alan=20Ramos=20Rodri=CC=81guez?=
 <alan.ramos@jarsa.com>
Date: Fri, 6 Oct 2023 05:36:55 -0600
Subject: [PATCH] [FIX] purchse_operating_unit: allow to generate invoices from
 purchase orders

---
 purchase_operating_unit/models/purchase_order.py | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/purchase_operating_unit/models/purchase_order.py b/purchase_operating_unit/models/purchase_order.py
index 07810dfe0a..810f76fe7d 100644
--- a/purchase_operating_unit/models/purchase_order.py
+++ b/purchase_operating_unit/models/purchase_order.py
@@ -50,7 +50,21 @@ def _check_company_operating_unit(self):
 
     def _prepare_invoice(self):
         invoice_vals = super()._prepare_invoice()
-        invoice_vals["operating_unit_id"] = self.operating_unit_id.id
+        journal = self.env["account.journal"].search(
+            [
+                ("operating_unit_id", "=", self.operating_unit_id.id),
+                ("type", "=", "purchase"),
+            ],
+            limit=1,
+        )
+        if not journal:
+            raise ValidationError(
+                _("You need to create a purchase journal for this operating unit.")
+            )
+        invoice_vals.update({
+            "journal_id": journal.id,
+            "operating_unit_id": self.operating_unit_id.id,
+        })
         return invoice_vals