[IMP] rma : propagate cancelation

When canceling a rma order line, it will also cancel the previous (orig) steps.
Following steps (dest) can be managed with the propagate cancel option of the stock rules.
This commit also avoid canceling a whole picking which is problematic in case of the use of RMA groups

rma/models/rma_order_line.py

@@ -692,12 +692,19 @@ def check_cancel(self):
     def action_rma_cancel(self):
         for order in self:
             order.check_cancel()
+            # cancel ongoing orig moves
+            # dest move cancelation can be managed with propagate_cancel option
+            # on stock rules.
+            moves = order.move_ids
+            to_cancel_orig_moves = self.env["stock.move"]
+            while moves:
+                moves = moves.move_orig_ids.filtered(
+                    lambda m: m.state not in ("done", "cancel") and m.picking_id
+                )
+                to_cancel_orig_moves |= moves
+            to_cancel_orig_moves._action_cancel()
             order.write({"state": "canceled"})
             order.move_ids._action_cancel()
-            shipments = order._get_in_pickings()
-            shipments |= order._get_out_pickings()
-            for ship in shipments:
-                ship.action_cancel()
         return True
 
     def _get_price_unit(self):

rma/tests/test_rma.py

@@ -1083,3 +1083,93 @@ def test_08_supplier_rma_single_line(self):
         self.assertTrue(partner, "Partner is not defined or False")
         moves = picking.move_ids
         self.assertEqual(len(moves), 1, "Incorrect number of moves created")
+
+    def test_09_rma_cancel_line(self):
+        # configure a new rule to make reception and  expedition in 2 steps
+        rma_route = self.env.ref("rma.route_rma_customer")
+        rma_loc = self.env.ref("rma.location_rma")
+        rma_customer_rule = self.env.ref("rma.rule_rma_customer_out_pull")
+        rma_customer_rule.write({"procure_method": "make_to_order"})
+        self.env["stock.rule"].create(
+            {
+                "name": "reception => rma",
+                "action": "pull",
+                "picking_type_id": self.wh.int_type_id.id,
+                "location_src_id": self.wh.wh_input_stock_loc_id.id,
+                "location_dest_id": rma_loc.id,
+                "procure_method": "make_to_stock",
+                "route_id": rma_route.id,
+                "warehouse_id": self.wh.id,
+                "company_id": self.wh.company_id.id,
+            }
+        )
+        self.env["stock.rule"].create(
+            {
+                "name": "rma => reception",
+                "action": "push",
+                "picking_type_id": self.wh.int_type_id.id,
+                "location_src_id": rma_loc.id,
+                "location_dest_id": self.wh.wh_input_stock_loc_id.id,
+                "procure_method": "make_to_stock",
+                "route_id": rma_route.id,
+                "warehouse_id": self.wh.id,
+                "company_id": self.wh.company_id.id,
+            }
+        )
+        # Generate expedition for the rma group
+        self.rma_customer_id.rma_line_ids.action_rma_to_approve()
+        wizard = self.rma_make_picking.with_context(
+            **{
+                "active_ids": self.rma_customer_id.rma_line_ids.ids,
+                "active_model": "rma.order.line",
+                "picking_type": "incoming",
+                "active_id": 1,
+            }
+        ).create({})
+        wizard._create_picking()
+        self.rma_customer_id.rma_line_ids.action_view_in_shipments()
+        # cancel first line and check it cancel the dest moves, but leave the picking
+        # ongoing for the 2 other lines
+        first_rma_line = self.rma_customer_id.rma_line_ids[0]
+        second_rma_line = self.rma_customer_id.rma_line_ids[1]
+        first_line_in_move = first_rma_line.move_ids.filtered(
+            lambda m: m.location_dest_id == rma_loc
+        )
+        first_line_in_dest_move = first_line_in_move.move_dest_ids
+        reception_picking = first_line_in_move.picking_id
+        self.assertEqual(first_line_in_dest_move.state, "waiting")
+        first_rma_line.action_rma_cancel()
+        self.assertEqual(first_line_in_dest_move.state, "cancel")
+        self.assertEqual(first_line_in_move.state, "cancel")
+        self.assertEqual(reception_picking.state, "assigned")
+        second_line_in_move = second_rma_line.move_ids.filtered(
+            lambda m: m.location_dest_id == rma_loc
+        )
+        self.assertEqual(second_line_in_move.state, "assigned")
+
+        # generate 2 step expedition for the 2 remaining lines
+        wizard = self.rma_make_picking.with_context(
+            **{
+                "active_ids": self.rma_customer_id.rma_line_ids.filtered(
+                    lambda rol: rol.state != "canceled"
+                ).ids,
+                "active_model": "rma.order.line",
+                "picking_type": "outgoing",
+                "active_id": 1,
+            }
+        ).create({})
+        for line in wizard.item_ids:
+            line.qty_to_deliver = line.product_qty
+        wizard._create_picking()
+        # cancel first line, check both chained move are canceled
+        second_rma_out_move = second_rma_line.move_ids.filtered(
+            lambda m: m.picking_id.picking_type_code == "outgoing"
+        )
+        second_rma_out_move_orig = second_rma_out_move.move_orig_ids
+        self.assertTrue(second_rma_out_move_orig)
+        self.assertEqual(second_rma_out_move.state, "waiting")
+        second_rma_line.action_rma_cancel()
+        self.assertEqual(second_rma_out_move.state, "cancel")
+        self.assertEqual(second_rma_out_move_orig.state, "cancel")
+        # check picking is not canceled because third line has not been yet.
+        self.assertEqual(second_rma_out_move.picking_id.state, "waiting")