[FIX]stock_secondary_unit: partial delivery

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

stock_secondary_unit/models/stock_move.py

@@ -1,6 +1,7 @@
 # Copyright 2018 Tecnativa - Sergio Teruel
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 from odoo import api, fields, models
+from odoo.tools.float_utils import float_round
 
 
 class StockMove(models.Model):
@@ -60,4 +61,11 @@ def create(self, vals_list):
 
     @api.depends("secondary_uom_id", "secondary_uom_qty")
     def _compute_qty_done(self):
+        import pdb; pdb.set_trace()
         self._compute_helper_target_field_qty()
+
+    def _compute_helper_target_field_qty(self):
+        import pdb; pdb.set_trace()
+        if self.env.context.get('bypass_compute_field_qty', False):
+            return
+        super()._compute_helper_target_field_qty()

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