[FIX] stock_move_location: Keep product lines when user launch wizard from stock quant view

stock_move_location/tests/test_move_location.py

@@ -92,6 +92,8 @@ class TestMoveLocation(TestsCommon):
         )
         lines = wizard.stock_move_location_line_ids
         self.assertEqual(len(lines), 3)
+        wizard.onchange_origin_location()
+        self.assertEqual(len(lines), 3)
         wizard.destination_location_id = self.internal_loc_1
         wizard._onchange_destination_location_id()
         self.assertEqual(lines.mapped("destination_location_id"), self.internal_loc_1)

stock_move_location/wizard/stock_move_location.py

@@ -226,8 +226,14 @@ class StockMoveLocationWizard(models.TransientModel):
 
     @api.onchange("origin_location_id")
     def onchange_origin_location(self):
-        lines = []
-        if self.origin_location_id:
+        # Get origin_location_disable context key to prevent load all origin
+        # location products when user opens the wizard from stock quants to
+        # move it to other location.
+        if (
+            not self.env.context.get("origin_location_disable")
+            and self.origin_location_id
+        ):
+            lines = []
             line_model = self.env["wiz.stock.move.location.line"]
             for line_val in self._get_stock_move_location_lines_values():
                 if line_val.get("max_quantity") <= 0:
@@ -235,7 +241,6 @@ class StockMoveLocationWizard(models.TransientModel):
                 line = line_model.create(line_val)
                 line.max_quantity = line.get_max_quantity()
                 lines.append(line)
-                # self.stock_move_location_line_ids = [(4, line.id)]
             self.update(
                 {"stock_move_location_line_ids": [(6, 0, [line.id for line in lines])]}
             )