[FIX] mrp_bom_attribute_match: fix unfolded print

Fix an error with the unfolded print of a BOM using
attribute matching.

mrp_bom_attribute_match/reports/mrp_report_bom_structure.py

@@ -1,7 +1,7 @@
 # Copyright 2023 Camptocamp SA (https://www.camptocamp.com).
 # @author Iván Todorovich <ivan.todorovich@camptocamp.com>
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
-from odoo import models
+from odoo import _, models
 from odoo.tools import float_round
 
 
@@ -109,3 +109,88 @@ class ReportBomStructure(models.AbstractModel):
                     )
                     price += company.currency_id.round(not_rounded_price)
         return price
+
+    def _get_pdf_line(
+        self,
+        bom_id,
+        product_id=False,
+        qty=1,
+        child_bom_ids=[],  # noqa: B006
+        unfolded=False,
+    ):  # pylint: disable=dangerous-default-value
+        """Override to tweak get_sub_lines and calculate product and child_bom"""
+
+        def get_sub_lines(bom, product_id, line_qty, line_id, level):
+            data = self._get_bom(
+                bom_id=bom.id,
+                product_id=product_id,
+                line_qty=line_qty,
+                line_id=line_id,
+                level=level,
+            )
+            bom_lines = data["components"]
+            lines = []
+            for bom_line in bom_lines:
+                lines.append(
+                    {
+                        "name": bom_line["prod_name"],
+                        "type": "bom",
+                        "quantity": bom_line["prod_qty"],
+                        "uom": bom_line["prod_uom"],
+                        "prod_cost": bom_line["prod_cost"],
+                        "bom_cost": bom_line["total"],
+                        "level": bom_line["level"],
+                        "code": bom_line["code"],
+                        "child_bom": bom_line["child_bom"],
+                        "prod_id": bom_line["prod_id"],
+                    }
+                )
+                if bom_line["child_bom"] and (
+                    unfolded or bom_line["child_bom"] in child_bom_ids
+                ):
+                    line = self.env["mrp.bom.line"].browse(bom_line["line_id"])
+                    # start difference
+                    bom_product = self.env["product.product"].browse(int(product_id))
+                    product = bom._get_component_template_product(
+                        line, bom_product, line.product_id
+                    )
+                    child_bom = self.env["mrp.bom"].browse(bom_line["child_bom"])
+                    lines += get_sub_lines(
+                        child_bom, product.id, bom_line["prod_qty"], line, level + 1
+                    )
+                    # end difference
+            if data["operations"]:
+                lines.append(
+                    {
+                        "name": _("Operations"),
+                        "type": "operation",
+                        "quantity": data["operations_time"],
+                        "uom": _("minutes"),
+                        "bom_cost": data["operations_cost"],
+                        "level": level,
+                    }
+                )
+                for operation in data["operations"]:
+                    if unfolded or "operation-" + str(bom.id) in child_bom_ids:
+                        lines.append(
+                            {
+                                "name": operation["name"],
+                                "type": "operation",
+                                "quantity": operation["duration_expected"],
+                                "uom": _("minutes"),
+                                "bom_cost": operation["total"],
+                                "level": level + 1,
+                            }
+                        )
+            return lines
+
+        bom = self.env["mrp.bom"].browse(bom_id)
+        product_id = (
+            product_id or bom.product_id.id or bom.product_tmpl_id.product_variant_id.id
+        )
+
+        data = self._get_bom(bom_id=bom_id, product_id=product_id, line_qty=qty)
+        pdf_lines = get_sub_lines(bom, product_id, qty, False, 1)
+        data["components"] = []
+        data["lines"] = pdf_lines
+        return data