From ed24b99ee6c31c5b1252b0401e40fab654d8a296 Mon Sep 17 00:00:00 2001
From: Juan Ignacio Carreras <jc@adhoc.com.ar>
Date: Fri, 20 Dec 2024 11:11:21 -0300
Subject: [PATCH] [FIX] stock_secondary_unit: partial delivery

---
 stock_secondary_unit/models/__init__.py      |  1 +
 stock_secondary_unit/models/stock_picking.py | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 stock_secondary_unit/models/stock_picking.py

diff --git a/stock_secondary_unit/models/__init__.py b/stock_secondary_unit/models/__init__.py
index d342115d5a6d..9e594bcca7bd 100644
--- a/stock_secondary_unit/models/__init__.py
+++ b/stock_secondary_unit/models/__init__.py
@@ -4,3 +4,4 @@
 from . import product_product
 from . import product_template
 from . import stock_move
+from . import stock_picking
diff --git a/stock_secondary_unit/models/stock_picking.py b/stock_secondary_unit/models/stock_picking.py
new file mode 100644
index 000000000000..6d1abe39fdfb
--- /dev/null
+++ b/stock_secondary_unit/models/stock_picking.py
@@ -0,0 +1,18 @@
+from odoo import models
+
+class StockPicking(models.Model):
+    _inherit = "stock.picking"
+
+    def _create_backorder(self):
+        res = super(StockPicking, self)._create_backorder()
+        for original_move in self.move_ids:
+            corresponding_move = next((move for move in res.move_ids if move.product_id == original_move.product_id), None)
+            if corresponding_move and corresponding_move.secondary_uom_qty:
+                # To avoid rounding errors, Saving the current value of product_uom_qty
+                # before recalculating the secondary unit. Afterward, I'll restore the original value
+                product_uom_qty = corresponding_move.product_uom_qty
+                corresponding_move.with_context(bypass_compute_field_qty=True)._compute_secondary_uom_qty()
+                corresponding_move.product_uom_qty = product_uom_qty
+            else:
+                continue
+        return res