[FEAT] mrp_stock_analytic: add analytic to new raw lines

Also add analytic distribution when manually adding raw lines to an MO
with an analytic distribution set.

mrp_stock_analytic/models/__init__.py

@@ -1 +1,2 @@
 from . import mrp_production
+from . import stock_move

mrp_stock_analytic/models/stock_move.py

@@ -0,0 +1,24 @@
+from odoo import api, models
+
+
+class StockMove(models.Model):
+    _inherit = "stock.move"
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        """
+        Extend to copy the analytic distribution of the manufacturing order
+        if a move is added as a raw material move to it.
+        """
+        for vals in vals_list:
+            if "analytic_distribution" in vals:
+                continue
+            raw_production = (
+                self.env["mrp.production"]
+                .browse(vals.get("raw_material_production_id"))
+                .exists()
+            )
+            if not raw_production.analytic_distribution:
+                continue
+            vals["analytic_distribution"] = raw_production.analytic_distribution
+        return super().create(vals_list)

mrp_stock_analytic/tests/test_mrp_stock_analytic.py

@@ -146,3 +146,38 @@ def test_analytic_propagation_backorder(self):
             backorder.move_raw_ids.analytic_distribution,
             backorder.analytic_distribution,
         )
+
+    def _check_analytic_when_adding_new_line(self):
+        self.production.analytic_distribution = self.analytic_distribution
+        self.product_C = self.env["product.product"].create(
+            {
+                "name": "Product C",
+                "type": "product",
+                "categ_id": self.product_categ.id,
+                "standard_price": 50.0,
+            }
+        )
+        self.assertGreater(len(self.production.move_raw_ids), 0)
+        edit_production = Form(self.production)
+        with edit_production.move_raw_ids.new() as new_raw:
+            new_raw.product_id = self.product_C
+        production = edit_production.save()
+        for raw_line in production.move_raw_ids:
+            with self.subTest(
+                raw_move=raw_line.display_name,
+                raw_product=raw_line.product_id.display_name,
+            ):
+                self.assertEqual(
+                    raw_line.analytic_distribution,
+                    self.analytic_distribution,
+                    msg="When a new raw line is added to a draft production, "
+                    "it should get the analytic distribution of the "
+                    "production",
+                )
+
+    def test_analytic_added_to_new_lines_on_draft(self):
+        self._check_analytic_when_adding_new_line()
+
+    def test_analytic_added_to_new_lines_on_confirmed(self):
+        self.production.action_confirm()
+        self._check_analytic_when_adding_new_line()