Merge pull request #129 from ForgeFlow/13.0-rma_sale

[MIG][13.0]rma_sale

rma/views/res_partner_view.xml

@@ -10,7 +10,7 @@
                 <button type="object"
                         name="action_open_partner_rma"
                         class="oe_stat_button"
-                        icon="fa-eject"
+                        icon="fa-dropbox"
                         context="{'res_partner_search_mode': 'customer'}"
                         groups="rma.group_rma_customer_user,rma.group_rma_supplier_user">
                             <field name="rma_line_count" widget="statinfo"

rma_account/models/rma_order.py

@@ -49,8 +49,12 @@ class RmaOrder(models.Model):
             "uom_id": line.product_uom_id.id,
             "operation_id": operation,
             "product_qty": line.quantity,
-            "price_unit": line.move_id.currency_id.compute(
+            "price_unit": line.move_id.currency_id._convert(
-                line.price_unit, line.currency_id, round=False
+                line.price_unit,
+                line.currency_id,
+                line.company_id,
+                line.date,
+                round=False,
             ),
             "rma_id": self.id,
         }

rma_account/models/rma_order_line.py

@@ -176,8 +176,12 @@ class RmaOrderLine(models.Model):
             "uom_id": line.product_uom_id.id,
             "operation_id": operation.id,
             "product_qty": line.quantity,
-            "price_unit": line.move_id.currency_id.compute(
+            "price_unit": line.move_id.currency_id._convert(
-                line.price_unit, line.currency_id, round=False
+                line.price_unit,
+                line.currency_id,
+                line.company_id,
+                line.date,
+                round=False,
             ),
             "delivery_address_id": line.move_id.partner_id.id,
             "invoice_address_id": line.move_id.partner_id.id,

rma_sale/README.rst

@@ -0,0 +1,57 @@
+.. image:: https://img.shields.io/badge/licence-LGPL--3-blue.svg
+    :alt: License LGPL-3
+
+========
+RMA Sale
+========
+
+This module allows you to:
+
+#. Import sales order lines into RMA lines
+#. Create a sales order and/or sales order line from one or more RMA lines
+
+Usage
+=====
+
+**Import existing sales order lines into an RMA:**
+
+This feature is useful when you create an RMA associated to a product that
+was shipped and you have as a reference the customer PO number.
+
+#. Access to a customer RMA.
+#. Fill the customer.
+#. Press the button *Add from Sales Order*.
+#. In the wizard add a sales order and click on *add item* to select the
+   lines you want to add to the RMA.
+
+**Create a sales order and/or sales order line from RMA lines:**
+
+#. Go to a approved RMA line.
+#. Click on *Create a Sales Quotation*.
+#. In the wizard, select an *Existing Quotation to update* or leave it empty
+   if you want to create a new one.
+#. Fill the quantity to sell in the lines.
+#. Hit *Create a Sales Quotation*.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/Eficent/stock-rma/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smashing it by providing a detailed and welcomed feedback.
+
+Credits
+=======
+
+Contributors
+------------
+
+* Jordi Ballester Alomar <jordi.ballester@eficent.com>
+* Aaron Henriquez <ahenriquez@eficent.com>
+* Lois Rilo <lois.rilo@eficent.com>
+
+Maintainer
+----------
+
+This module is maintained by Eficent

rma_sale/__init__.py

@@ -0,0 +1,4 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from . import models
+from . import wizards

rma_sale/__manifest__.py

@@ -0,0 +1,23 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+{
+    "name": "RMA Sale",
+    "version": "13.0.1.0.0",
+    "license": "LGPL-3",
+    "category": "RMA",
+    "summary": "Links RMA with Sales Orders",
+    "author": "ForgeFlow, Odoo Community Association (OCA)",
+    "website": "https://github.com/Eficent/stock-rma",
+    "depends": ["rma_account", "sale_stock"],
+    "data": [
+        "data/rma_operation.xml",
+        "views/rma_order_view.xml",
+        "views/rma_operation_view.xml",
+        "views/sale_order_view.xml",
+        "wizards/rma_order_line_make_sale_order_view.xml",
+        "wizards/rma_add_sale.xml",
+        "views/rma_order_line_view.xml",
+    ],
+    "installable": True,
+}

rma_sale/data/rma_operation.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo noupdate="1">
+
+    <record id="rma_operation_customer_sale" model="rma.operation">
+        <field name="name">Sale after receive</field>
+        <field name="code">SL-C</field>
+        <field name="sale_policy">received</field>
+        <field name="receipt_policy">ordered</field>
+        <field name="delivery_policy">no</field>
+        <field name="refund_policy">no</field>
+        <field name="type">customer</field>
+        <field name="in_route_id" ref="rma.route_rma_customer"/>
+        <field name="out_route_id" ref="rma.route_rma_customer"/>
+    </record>
+
+    <record id="rma_operation_customer_sale_advanced" model="rma.operation">
+        <field name="name">Advanced Refund</field>
+        <field name="code">AR-C</field>
+        <field name="sale_policy">received</field>
+        <field name="receipt_policy">ordered</field>
+        <field name="delivery_policy">no</field>
+        <field name="refund_policy">received</field>
+        <field name="type">customer</field>
+        <field name="in_route_id" ref="rma.route_rma_customer"/>
+        <field name="out_route_id" ref="rma.route_rma_customer"/>
+    </record>
+
+</odoo>

rma_sale/models/__init__.py

@@ -0,0 +1,7 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from . import sale_order_line
+from . import sale_order
+from . import rma_order_line
+from . import rma_order
+from . import rma_operation

rma_sale/models/rma_operation.py

@@ -0,0 +1,17 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import fields, models
+
+
+class RmaOperation(models.Model):
+    _inherit = "rma.operation"
+
+    sale_policy = fields.Selection(
+        [
+            ("no", "Not required"),
+            ("ordered", "Based on Ordered Quantities"),
+            ("received", "Based on Received Quantities"),
+        ],
+        string="Sale Policy",
+        default="no",
+    )

rma_sale/models/rma_order.py

@@ -0,0 +1,38 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import api, fields, models
+
+
+class RmaOrder(models.Model):
+    _inherit = "rma.order"
+
+    @api.depends(
+        "rma_line_ids",
+        "rma_line_ids.sale_line_id",
+        "rma_line_ids.sale_line_id.order_id",
+    )
+    def _compute_sales_count(self):
+        for rma in self:
+            sales = rma.mapped("rma_line_ids.sale_line_id.order_id")
+            rma.sale_count = len(sales)
+
+    sale_count = fields.Integer(compute="_compute_sales_count", string="# of Sales")
+
+    @api.model
+    def _get_line_domain(self, rma_id, line):
+        if line.sale_line_id and line.sale_line_id.id:
+            domain = [
+                ("rma_id", "=", rma_id.id),
+                ("type", "=", "supplier"),
+                ("sale_line_id", "=", line.sale_line_id.id),
+            ]
+        else:
+            domain = super(RmaOrder, self)._get_line_domain(rma_id, line)
+        return domain
+
+    def action_view_sale_order(self):
+        action = self.env.ref("sale.action_quotations")
+        result = action.read()[0]
+        so_ids = self.mapped("rma_line_ids.sale_line_id.order_id").ids
+        result["domain"] = [("id", "in", so_ids)]
+        return result

rma_sale/models/rma_order_line.py

@@ -0,0 +1,214 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class RmaOrderLine(models.Model):
+    _inherit = "rma.order.line"
+
+    @api.depends(
+        "sale_line_ids",
+        "sale_policy",
+        "sales_count",
+        "sale_line_ids.state",
+        "qty_received",
+        "product_qty",
+    )
+    def _compute_qty_to_sell(self):
+        for rec in self:
+            if rec.sale_policy == "ordered":
+                qty = rec._get_rma_sold_qty()
+                rec.qty_to_sell = rec.product_qty - qty
+            elif rec.sale_policy == "received":
+                qty = rec._get_rma_sold_qty()
+                rec.qty_to_sell = rec.qty_received - qty
+            else:
+                rec.qty_to_sell = 0.0
+
+    @api.depends("sale_line_ids", "sale_policy", "sales_count", "sale_line_ids.state")
+    def _compute_qty_sold(self):
+        for rec in self:
+            rec.qty_sold = rec._get_rma_sold_qty()
+
+    @api.depends("sale_line_ids", "sale_line_ids.order_id")
+    def _compute_sales_count(self):
+        for line in self:
+            sales = line.mapped("sale_line_ids.order_id")
+            line.sales_count = len(sales)
+
+    sale_line_id = fields.Many2one(
+        comodel_name="sale.order.line",
+        string="Originating Sales Order Line",
+        ondelete="restrict",
+        copy=False,
+        readonly=True,
+        states={"draft": [("readonly", False)]},
+    )
+    sale_id = fields.Many2one(
+        string="Source Sales Order", related="sale_line_id.order_id"
+    )
+    sale_line_ids = fields.One2many(
+        comodel_name="sale.order.line",
+        inverse_name="rma_line_id",
+        string="Sales Order Lines",
+        readonly=True,
+        states={"draft": [("readonly", False)]},
+        copy=False,
+    )
+    qty_to_sell = fields.Float(
+        string="Qty To Sell",
+        copy=False,
+        digits="Product Unit of Measure",
+        readonly=True,
+        compute="_compute_qty_to_sell",
+        store=True,
+    )
+    qty_sold = fields.Float(
+        string="Qty Sold",
+        copy=False,
+        digits="Product Unit of Measure",
+        readonly=True,
+        compute="_compute_qty_sold",
+        store=True,
+    )
+    sale_policy = fields.Selection(
+        selection=[
+            ("no", "Not required"),
+            ("ordered", "Based on Ordered Quantities"),
+            ("received", "Based on Received Quantities"),
+        ],
+        string="Sale Policy",
+        default="no",
+        required=True,
+        readonly=True,
+        states={"draft": [("readonly", False)]},
+    )
+    sales_count = fields.Integer(compute="_compute_sales_count", string="# of Sales")
+
+    @api.onchange("product_id", "partner_id")
+    def _onchange_product_id(self):
+        """Domain for sale_line_id is computed here to make it dynamic."""
+        res = super(RmaOrderLine, self)._onchange_product_id()
+        if not res.get("domain"):
+            res["domain"] = {}
+        domain = [
+            "|",
+            ("order_id.partner_id", "=", self.partner_id.id),
+            ("order_id.partner_id", "child_of", self.partner_id.id),
+        ]
+        if self.product_id:
+            domain.append(("product_id", "=", self.product_id.id))
+        res["domain"]["sale_line_id"] = domain
+        return res
+
+    @api.onchange("operation_id")
+    def _onchange_operation_id(self):
+        res = super(RmaOrderLine, self)._onchange_operation_id()
+        if self.operation_id:
+            self.sale_policy = self.operation_id.sale_policy or "no"
+        return res
+
+    def _prepare_rma_line_from_sale_order_line(self, line):
+        self.ensure_one()
+        if not self.type:
+            self.type = self._get_default_type()
+        operation = line.product_id.rma_customer_operation_id
+        if not operation:
+            operation = line.product_id.categ_id.rma_customer_operation_id
+        if not operation:
+            operation = self.env["rma.operation"].search(
+                [("type", "=", self.type)], limit=1
+            )
+            if not operation:
+                raise ValidationError(_("Please define an operation first"))
+        if not operation.in_route_id or not operation.out_route_id:
+            route = self.env["stock.location.route"].search(
+                [("rma_selectable", "=", True)], limit=1
+            )
+            if not route:
+                raise ValidationError(_("Please define an RMA route"))
+        if not operation.in_warehouse_id or not operation.out_warehouse_id:
+            warehouse = self.env["stock.warehouse"].search(
+                [("company_id", "=", self.company_id.id), ("lot_rma_id", "!=", False)],
+                limit=1,
+            )
+            if not warehouse:
+                raise ValidationError(
+                    _("Please define a warehouse with a default RMA location.")
+                )
+        data = {
+            "product_id": line.product_id.id,
+            "origin": line.order_id.name,
+            "uom_id": line.product_uom.id,
+            "operation_id": operation.id,
+            "product_qty": line.product_uom_qty,
+            "delivery_address_id": line.order_id.partner_id.id,
+            "invoice_address_id": line.order_id.partner_id.id,
+            "price_unit": line.currency_id._convert(
+                line.price_unit,
+                line.currency_id,
+                line.company_id,
+                line.order_id.date_order,
+                round=False,
+            ),
+            "in_route_id": operation.in_route_id.id or route.id,
+            "out_route_id": operation.out_route_id.id or route.id,
+            "receipt_policy": operation.receipt_policy,
+            "currency_id": line.currency_id.id,
+            "location_id": (
+                operation.location_id.id
+                or operation.in_warehouse_id.lot_rma_id.id
+                or warehouse.lot_rma_id.id
+            ),
+            "refund_policy": operation.refund_policy,
+            "delivery_policy": operation.delivery_policy,
+            "in_warehouse_id": operation.in_warehouse_id.id or warehouse.id,
+            "out_warehouse_id": operation.out_warehouse_id.id or warehouse.id,
+        }
+        return data
+
+    @api.onchange("sale_line_id")
+    def _onchange_sale_line_id(self):
+        if not self.sale_line_id:
+            return
+        data = self._prepare_rma_line_from_sale_order_line(self.sale_line_id)
+        self.update(data)
+        self._remove_other_data_origin("sale_line_id")
+
+    def _remove_other_data_origin(self, exception):
+        res = super(RmaOrderLine, self)._remove_other_data_origin(exception)
+        if not exception == "sale_line_id":
+            self.sale_line_id = False
+        return res
+
+    @api.constrains("sale_line_id", "partner_id")
+    def _check_sale_partner(self):
+        for rec in self:
+            if (
+                rec.sale_line_id
+                and rec.sale_line_id.order_id.partner_id != rec.partner_id
+                and rec.sale_line_id.order_id.partner_id.parent_id != rec.partner_id
+            ):
+                raise ValidationError(
+                    _(
+                        "RMA customer and originating sales order line customer "
+                        "doesn't match."
+                    )
+                )
+
+    def action_view_sale_order(self):
+        action = self.env.ref("sale.action_quotations")
+        result = action.read()[0]
+        order_ids = self.mapped("sale_line_ids.order_id").ids
+        result["domain"] = [("id", "in", order_ids)]
+        return result
+
+    def _get_rma_sold_qty(self):
+        self.ensure_one()
+        qty = 0.0
+        for sale_line in self.sale_line_ids.filtered(
+            lambda p: p.state not in ("draft", "sent", "cancel")
+        ):
+            qty += sale_line.product_uom_qty
+        return qty

rma_sale/models/sale_order.py

@@ -0,0 +1,36 @@
+# Copyright 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import fields, models
+
+
+class SaleOrder(models.Model):
+    _inherit = "sale.order"
+
+    rma_line_ids = fields.One2many(
+        comodel_name="rma.order.line", compute="_compute_rma_line"
+    )
+
+    rma_count = fields.Integer(compute="_compute_rma_count", string="# of RMA")
+
+    def _compute_rma_count(self):
+        for so in self:
+            rmas = self.mapped("rma_line_ids")
+            so.rma_count = len(rmas)
+
+    def _compute_rma_line(self):
+        for so in self:
+            so.rma_line_ids = so.mapped("order_line.rma_line_id")
+
+    def action_view_rma(self):
+        action = self.env.ref("rma.action_rma_customer_lines")
+        result = action.read()[0]
+        rma_ids = self.mapped("rma_line_ids").ids
+        if rma_ids:
+            # choose the view_mode accordingly
+            if len(rma_ids) > 1:
+                result["domain"] = [("id", "in", rma_ids)]
+            else:
+                res = self.env.ref("rma.view_rma_line_form", False)
+                result["views"] = [(res and res.id or False, "form")]
+                result["res_id"] = rma_ids[0]
+        return result

rma_sale/models/sale_order_line.py

@@ -0,0 +1,73 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import api, fields, models
+
+
+class SaleOrderLine(models.Model):
+    _inherit = "sale.order.line"
+
+    @api.model
+    def name_search(self, name="", args=None, operator="ilike", limit=100):
+        """Allows to search by SO reference."""
+        if not args:
+            args = []
+        args += [
+            "|",
+            (self._rec_name, operator, name),
+            ("order_id.name", operator, name),
+        ]
+        return super(SaleOrderLine, self).name_search(
+            name=name, args=args, operator=operator, limit=limit
+        )
+
+    @api.model
+    def _name_search(
+        self, name="", args=None, operator="ilike", limit=100, name_get_uid=None
+    ):
+        """Typed text is cleared here for better extensibility."""
+        return super(SaleOrderLine, self)._name_search(
+            name="",
+            args=args,
+            operator=operator,
+            limit=limit,
+            name_get_uid=name_get_uid,
+        )
+
+    def name_get(self):
+        res = []
+        if self.env.context.get("rma"):
+            for sale in self:
+                if sale.order_id.name:
+                    res.append(
+                        (
+                            sale.id,
+                            "SO:%s | INV: %s, | PART:%s | QTY:%s"
+                            % (
+                                sale.order_id.name,
+                                " ".join(
+                                    str(x)
+                                    for x in [
+                                        inv.number for inv in sale.order_id.invoice_ids
+                                    ]
+                                ),
+                                sale.product_id.name,
+                                sale.product_uom_qty,
+                            ),
+                        )
+                    )
+                else:
+                    res.append(super(SaleOrderLine, sale).name_get()[0])
+            return res
+        else:
+            return super(SaleOrderLine, self).name_get()
+
+    rma_line_id = fields.Many2one(
+        comodel_name="rma.order.line", string="RMA", ondelete="restrict"
+    )
+
+    def _prepare_order_line_procurement(self, group_id=False):
+        vals = super(SaleOrderLine, self)._prepare_order_line_procurement(
+            group_id=group_id
+        )
+        vals.update({"rma_line_id": self.rma_line_id.id})
+        return vals

rma_sale/tests/__init__.py

@@ -0,0 +1,4 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import test_rma_sale

rma_sale/tests/test_rma_sale.py

@@ -0,0 +1,154 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo.tests import common
+
+
+class TestRmaSale(common.SingleTransactionCase):
+    @classmethod
+    def setUpClass(cls):
+        super(TestRmaSale, cls).setUpClass()
+
+        cls.rma_obj = cls.env["rma.order"]
+        cls.rma_line_obj = cls.env["rma.order.line"]
+        cls.rma_op_obj = cls.env["rma.operation"]
+        cls.rma_add_sale_wiz = cls.env["rma_add_sale"]
+        cls.rma_make_sale_wiz = cls.env["rma.order.line.make.sale.order"]
+        cls.so_obj = cls.env["sale.order"]
+        cls.sol_obj = cls.env["sale.order.line"]
+        cls.product_obj = cls.env["product.product"]
+        cls.partner_obj = cls.env["res.partner"]
+
+        cls.rma_route_cust = cls.env.ref("rma.route_rma_customer")
+
+        # Create customer
+        customer1 = cls.partner_obj.create({"name": "Customer 1"})
+
+        # Create products
+        cls.product_1 = cls.product_obj.create(
+            {"name": "Test Product 1", "type": "product", "list_price": 100.0}
+        )
+        cls.product_2 = cls.product_obj.create(
+            {"name": "Test Product 2", "type": "product", "list_price": 150.0}
+        )
+
+        # Create SO:
+        cls.so = cls.so_obj.create(
+            {
+                "partner_id": customer1.id,
+                "partner_invoice_id": customer1.id,
+                "partner_shipping_id": customer1.id,
+                "order_line": [
+                    (
+                        0,
+                        0,
+                        {
+                            "name": cls.product_1.name,
+                            "product_id": cls.product_1.id,
+                            "product_uom_qty": 20.0,
+                            "product_uom": cls.product_1.uom_id.id,
+                            "price_unit": cls.product_1.list_price,
+                        },
+                    ),
+                    (
+                        0,
+                        0,
+                        {
+                            "name": cls.product_2.name,
+                            "product_id": cls.product_2.id,
+                            "product_uom_qty": 18.0,
+                            "product_uom": cls.product_2.uom_id.id,
+                            "price_unit": cls.product_2.list_price,
+                        },
+                    ),
+                ],
+                "pricelist_id": cls.env.ref("product.list0").id,
+            }
+        )
+
+        # Create RMA group and operation:
+        cls.rma_group = cls.rma_obj.create({"partner_id": customer1.id})
+        cls.operation_1 = cls.rma_op_obj.create(
+            {
+                "code": "TEST",
+                "name": "Sale afer receive",
+                "type": "customer",
+                "receipt_policy": "ordered",
+                "sale_policy": "received",
+                "in_route_id": cls.rma_route_cust.id,
+                "out_route_id": cls.rma_route_cust.id,
+            }
+        )
+        cls.operation_2 = cls.rma_op_obj.create(
+            {
+                "code": "TEST",
+                "name": "Receive and Sale",
+                "type": "customer",
+                "receipt_policy": "ordered",
+                "sale_policy": "ordered",
+                "in_route_id": cls.rma_route_cust.id,
+                "out_route_id": cls.rma_route_cust.id,
+            }
+        )
+
+    def test_01_add_from_sale_order(self):
+        """Test wizard to create RMA from Sales Orders."""
+        add_sale = self.rma_add_sale_wiz.with_context(
+            {
+                "customer": True,
+                "active_ids": self.rma_group.id,
+                "active_model": "rma.order",
+            }
+        ).create(
+            {"sale_id": self.so.id, "sale_line_ids": [(6, 0, self.so.order_line.ids)]}
+        )
+        add_sale.add_lines()
+        self.assertEqual(len(self.rma_group.rma_line_ids), 2)
+
+    def test_02_rma_sale_operation(self):
+        """Test RMA quantities using sale operations."""
+        # Received sale_policy:
+        rma_1 = self.rma_group.rma_line_ids.filtered(
+            lambda r: r.product_id == self.product_1
+        )
+        rma_1.write({"operation_id": self.operation_1.id})
+        rma_1._onchange_operation_id()
+        self.assertEqual(rma_1.sale_policy, "received")
+        self.assertEqual(rma_1.qty_to_sell, 0.0)
+        # TODO: receive and check qty_to_sell is 20.0
+        # Ordered sale_policy:
+        rma_2 = self.rma_group.rma_line_ids.filtered(
+            lambda r: r.product_id == self.product_2
+        )
+        rma_2.write({"operation_id": self.operation_2.id})
+        rma_2._onchange_operation_id()
+        self.assertEqual(rma_2.sale_policy, "ordered")
+        self.assertEqual(rma_2.qty_to_sell, 18.0)
+
+    def test_03_rma_create_sale(self):
+        """Generate a Sales Order from a customer RMA."""
+        rma = self.rma_group.rma_line_ids.filtered(
+            lambda r: r.product_id == self.product_2
+        )
+        self.assertEqual(rma.sales_count, 0)
+        self.assertEqual(rma.qty_to_sell, 18.0)
+        self.assertEqual(rma.qty_sold, 0.0)
+        make_sale = self.rma_make_sale_wiz.with_context(
+            {"customer": True, "active_ids": rma.id, "active_model": "rma.order.line"}
+        ).create({"partner_id": rma.partner_id.id})
+        make_sale.make_sale_order()
+        self.assertEqual(rma.sales_count, 1)
+        rma.sale_line_ids.order_id.action_confirm()
+        self.assertEqual(rma.qty_to_sell, 0.0)
+        self.assertEqual(rma.qty_sold, 18.0)
+
+    def test_04_fill_rma_from_so_line(self):
+        """Test filling a RMA (line) from a Sales Order line."""
+        so_line = self.so.order_line.filtered(lambda r: r.product_id == self.product_1)
+        rma = self.rma_line_obj.new(
+            {"partner_id": self.so.partner_id.id, "sale_line_id": so_line.id}
+        )
+        self.assertFalse(rma.product_id)
+        rma._onchange_sale_line_id()
+        self.assertEqual(rma.product_id, self.product_1)
+        self.assertEqual(rma.product_qty, 20.0)

rma_sale/views/rma_operation_view.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+        <record id="rma_operation_tree" model="ir.ui.view">
+            <field name="name">rma.operation.tree</field>
+            <field name="model">rma.operation</field>
+            <field name="inherit_id" ref="rma.rma_operation_tree"/>
+            <field name="arch" type="xml">
+                <field name="delivery_policy" position="after">
+                    <field name="sale_policy"/>
+                </field>
+            </field>
+        </record>
+
+        <record id="rma_operation_form" model="ir.ui.view">
+            <field name="name">rma.operation.form</field>
+            <field name="model">rma.operation</field>
+            <field name="inherit_id" ref="rma.rma_operation_form"/>
+            <field name="arch" type="xml">
+                <field name="delivery_policy" position="after">
+                    <field name="sale_policy"/>
+                </field>
+            </field>
+        </record>
+
+</odoo>

rma_sale/views/rma_order_line_view.xml

@@ -0,0 +1,113 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+        <record id="view_rma_line_form" model="ir.ui.view">
+            <field name="name">rma.order.line.form</field>
+            <field name="model">rma.order.line</field>
+            <field name="inherit_id" ref="rma.view_rma_line_form"/>
+            <field name="arch" type="xml">
+                <div name='button_box' position="inside">
+                    <button type="object"  name="action_view_sale_order"
+                            class="oe_stat_button"
+                            icon="fa-strikethrough"
+                            groups="sales_team.group_sale_salesman_all_leads">
+                            <field name="sales_count" widget="statinfo"
+                                   string="Sales Orders"/>
+                    </button>
+                </div>
+                <group name="main_info" position="inside">
+                    <field name="sale_line_id"
+                           context="{'rma': True}"
+                           options="{'no_create': True}"/>
+                </group>
+                <group name="quantities" position="inside">
+                    <group>
+                        <field name="qty_to_sell"/>
+                        <field name="qty_sold"/>
+                    </group>
+                </group>
+                <field name="delivery_policy" position="after">
+                    <field name="sale_policy"/>
+                </field>
+                <field name="origin" position="after">
+                    <field name="sale_id"
+                           attrs="{'invisible': [('sale_line_id', '=', False)]}"/>
+                </field>
+                <notebook position="inside">
+                    <page name="sale" string="Sale Lines">
+                        <field name="sale_line_ids" nolabel="1"/>
+                    </page>
+                </notebook>
+            </field>
+        </record>
+
+        <record id="view_rma_line_supplier_form" model="ir.ui.view">
+            <field name="name">rma.order.line.supplier.form</field>
+            <field name="model">rma.order.line</field>
+            <field name="inherit_id" ref="rma.view_rma_line_supplier_form"/>
+            <field name="arch" type="xml">
+                <div name='button_box' position="inside">
+                    <button type="object"  name="action_view_sale_order"
+                            class="oe_stat_button"
+                            icon="fa-strikethrough"
+                            groups="sales_team.group_sale_salesman_all_leads">
+                            <field name="sales_count" widget="statinfo"
+                                   string="Sales Orders"/>
+                    </button>
+                </div>
+                <group name="quantities" position="inside">
+                    <group>
+                        <field name="qty_to_sell"/>
+                        <field name="qty_sold"/>
+                    </group>
+                </group>
+                <field name="delivery_policy" position="after">
+                    <field name="sale_policy"/>
+                </field>
+                <notebook position="inside">
+                    <page name="sale" string="Sale Lines">
+                        <field name="sale_line_ids" nolabel="1"/>
+                    </page>
+                </notebook>
+            </field>
+        </record>
+
+    <record id="view_rma_line_button_sale_form" model="ir.ui.view">
+        <field name="name">rma.order.line.form</field>
+        <field name="model">rma.order.line</field>
+        <field name="inherit_id" ref="rma.view_rma_line_button_form"/>
+        <field name="arch" type="xml">
+            <header position="inside">
+                <button name="%(action_rma_order_line_make_sale_order)d" states="approved"
+                        string="Create Sales Quotation" class="oe_highlight"
+                        type="action"/>
+            </header>
+        </field>
+    </record>
+    <record id="view_rma_line_supplier_button_sale_form" model="ir.ui.view">
+        <field name="name">rma.order.line.supplier.form</field>
+        <field name="model">rma.order.line</field>
+        <field name="inherit_id" ref="rma.view_rma_line_supplier_button_form"/>
+        <field name="arch" type="xml">
+            <header position="inside">
+                <button name="%(action_rma_order_line_make_sale_order)d" states="approved"
+                        string="Create Sales Quotation" class="oe_highlight"
+                        type="action"/>
+            </header>
+        </field>
+    </record>
+
+    <record id="view_rma_rma_line_filter" model="ir.ui.view">
+        <field name="name">rma.order.line.select - rma_sale</field>
+        <field name="model">rma.order.line</field>
+        <field name="inherit_id" ref="rma.view_rma_rma_line_filter"/>
+        <field name="arch" type="xml">
+            <group name="stock_quantities" position="after">
+                <group name="sale_quantities" groups="sales_team.group_sale_salesman">
+                    <filter domain="[('state','!=', 'done'),('qty_to_sell','>',0.0)]" help="To Sell" name="to_sell"/>
+                </group>
+            </group>
+        </field>
+    </record>
+
+</odoo>

rma_sale/views/rma_order_view.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+        <record id="view_rma_form" model="ir.ui.view">
+            <field name="name">rma.order.form</field>
+            <field name="model">rma.order</field>
+            <field name="inherit_id" ref="rma.view_rma_form"/>
+            <field name="arch" type="xml">
+                <div name="button_box" position="inside">
+                    <button type="object" name="action_view_sale_order"
+                            class="oe_stat_button"
+                            icon="fa-pencil-square-o"
+                            groups="sales_team.group_sale_salesman">
+                        <field name="sale_count" widget="statinfo"
+                               string="Origin SO"/>
+                    </button>
+                </div>
+            </field>
+        </record>
+</odoo>

rma_sale/views/sale_order_view.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+        <record id="view_order_form" model="ir.ui.view">
+            <field name="name">sale.order.form</field>
+            <field name="model">sale.order</field>
+            <field name="inherit_id" ref="sale.view_order_form"/>
+            <field name="arch" type="xml">
+                <xpath
+                    expr="//notebook/page/field[@name='order_line']/form/group/group/field[@name='price_unit']"
+                    position="after">
+                    <field name="rma_line_id"
+                           options="{'no_create': True}"
+                           groups="rma.group_rma_customer_user,rma.group_rma_supplier_user"/>
+                </xpath>
+            </field>
+        </record>
+
+
+
+        <record id="view_order_form_inherit_sale_rma" model="ir.ui.view">
+            <field name="name">sale.order.form.sale.rma</field>
+            <field name="model">sale.order</field>
+            <field name="inherit_id" ref="sale.view_order_form"/>
+            <field name="arch" type="xml">
+                <data>
+                   <xpath expr="//button[@name='action_view_invoice']" position="before">
+                       <button type="object"
+                           name="action_view_rma"
+                           class="oe_stat_button"
+                           icon="fa-dropbox"
+                           attrs="{'invisible': [('rma_count', '=', 0)]}"
+                           groups="rma.group_rma_customer_user">
+                           <field name="rma_count" widget="statinfo" string="RMA"/>
+                       </button>
+                    </xpath>
+                </data>
+           </field>
+        </record>
+
+</odoo>

rma_sale/wizards/__init__.py

@@ -0,0 +1,7 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import rma_order_line_make_sale_order
+from . import rma_make_picking
+from . import rma_refund
+from . import rma_add_sale

rma_sale/wizards/rma_add_sale.py

@@ -0,0 +1,128 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class RmaAddSale(models.TransientModel):
+    _name = "rma_add_sale"
+    _description = "Wizard to add rma lines from SO lines"
+
+    @api.model
+    def default_get(self, fields_list):
+        res = super(RmaAddSale, self).default_get(fields_list)
+        rma_obj = self.env["rma.order"]
+        rma_id = self.env.context["active_ids"] or []
+        active_model = self.env.context["active_model"]
+        if not rma_id:
+            return res
+        assert active_model == "rma.order", "Bad context propagation"
+
+        rma = rma_obj.browse(rma_id)
+        res["rma_id"] = rma.id
+        res["partner_id"] = rma.partner_id.id
+        res["sale_id"] = False
+        res["sale_line_ids"] = False
+        return res
+
+    rma_id = fields.Many2one(
+        comodel_name="rma.order", string="RMA Order", readonly=True
+    )
+    partner_id = fields.Many2one(
+        comodel_name="res.partner", string="Partner", readonly=True
+    )
+    sale_id = fields.Many2one(comodel_name="sale.order", string="Order")
+    sale_line_ids = fields.Many2many(
+        "sale.order.line",
+        "rma_add_sale_add_line_rel",
+        "sale_line_id",
+        "rma_add_sale_id",
+        readonly=False,
+        string="Sale Lines",
+    )
+
+    def _prepare_rma_line_from_sale_order_line(self, line):
+        operation = line.product_id.rma_customer_operation_id
+        if not operation:
+            operation = line.product_id.categ_id.rma_customer_operation_id
+        if not operation:
+            operation = self.env["rma.operation"].search(
+                [("type", "=", self.rma_id.type)], limit=1
+            )
+            if not operation:
+                raise ValidationError(_("Please define an operation first"))
+        if not operation.in_route_id or not operation.out_route_id:
+            route = self.env["stock.location.route"].search(
+                [("rma_selectable", "=", True)], limit=1
+            )
+            if not route:
+                raise ValidationError(_("Please define an rma route"))
+        if not operation.in_warehouse_id or not operation.out_warehouse_id:
+            warehouse = self.env["stock.warehouse"].search(
+                [
+                    ("company_id", "=", self.rma_id.company_id.id),
+                    ("lot_rma_id", "!=", False),
+                ],
+                limit=1,
+            )
+            if not warehouse:
+                raise ValidationError(
+                    _("Please define a warehouse with a " "default rma location.")
+                )
+        data = {
+            "partner_id": self.partner_id.id,
+            "sale_line_id": line.id,
+            "product_id": line.product_id.id,
+            "origin": line.order_id.name,
+            "uom_id": line.product_uom.id,
+            "operation_id": operation.id,
+            "product_qty": line.product_uom_qty,
+            "delivery_address_id": self.sale_id.partner_id.id,
+            "invoice_address_id": self.sale_id.partner_id.id,
+            "price_unit": line.currency_id._convert(
+                line.price_unit,
+                line.currency_id,
+                line.company_id,
+                line.order_id.date_order,
+            ),
+            "rma_id": self.rma_id.id,
+            "in_route_id": operation.in_route_id.id or route.id,
+            "out_route_id": operation.out_route_id.id or route.id,
+            "receipt_policy": operation.receipt_policy,
+            "location_id": (
+                operation.location_id.id
+                or operation.in_warehouse_id.lot_rma_id.id
+                or warehouse.lot_rma_id.id
+            ),
+            "refund_policy": operation.refund_policy,
+            "delivery_policy": operation.delivery_policy,
+            "in_warehouse_id": operation.in_warehouse_id.id or warehouse.id,
+            "out_warehouse_id": operation.out_warehouse_id.id or warehouse.id,
+        }
+        return data
+
+    @api.model
+    def _get_rma_data(self):
+        data = {"date_rma": fields.Datetime.now()}
+        return data
+
+    @api.model
+    def _get_existing_sale_lines(self):
+        existing_sale_lines = []
+        for rma_line in self.rma_id.rma_line_ids:
+            existing_sale_lines.append(rma_line.sale_line_id)
+        return existing_sale_lines
+
+    def add_lines(self):
+        rma_line_obj = self.env["rma.order.line"]
+        existing_sale_lines = self._get_existing_sale_lines()
+        for line in self.sale_line_ids:
+            # Load a PO line only once
+            if line not in existing_sale_lines:
+                data = self._prepare_rma_line_from_sale_order_line(line)
+                rma_line_obj.create(data)
+        rma = self.rma_id
+        data_rma = self._get_rma_data()
+        rma.write(data_rma)
+        return {"type": "ir.actions.act_window_close"}

rma_sale/wizards/rma_add_sale.xml

@@ -0,0 +1,77 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<odoo>
+    <record id="view_rma_add_sale" model="ir.ui.view">
+        <field name="name">rma.add.sale</field>
+        <field name="model">rma_add_sale</field>
+        <field name="arch" type="xml">
+            <form string="Select Sale Order from customer">
+                <separator string="Select Sale Order from customer"/>
+                <group>
+                    <field name="partner_id"
+                           domain="[('customer','=',True)]"
+                           string="Customer"/>
+                </group>
+                <separator string="Select Sale Order Lines to Add"/>
+                <group>
+                    <field name="sale_id"
+                           domain="[
+                           ('partner_id','=',partner_id), (('state','not in',['draft','cancel']))]"
+                            context="{'partner_id': partner_id}"/>
+                </group>
+                <field name="sale_line_ids"
+                       domain="[('order_id', '=', sale_id)]"
+                       string="Sale Order Lines">
+                    <tree>
+                        <field name="product_id" invisible="1"/>
+                        <field name="order_id"/>
+                        <field name="order_partner_id"/>
+                        <field name="name"/>
+                        <field name="salesman_id"/>
+                        <field name="product_uom_qty" string="Qty"/>
+                        <field name="qty_delivered"/>
+                        <field name="qty_invoiced"/>
+                        <field name="qty_to_invoice"/>
+                        <field name="product_uom" string="Unit of Measure" groups="uom.group_uom"/>
+                        <field name="price_subtotal" sum="Total" widget="monetary"/>
+                    </tree>
+
+                </field>
+                <footer>
+                    <button
+                            string="Confirm"
+                            name="add_lines" type="object"
+                            class="oe_highlight"/>
+                    or
+                    <button name="action_cancel"
+                            string="Cancel" class="oe_link" special="cancel"/>
+                </footer>
+            </form>
+        </field>
+    </record>
+
+    <record id="action_rma_add_sale" model="ir.actions.act_window">
+        <field name="name">Add Sale Order</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">rma_add_sale</field>
+        <field name="view_mode">form</field>
+        <field name="target">new</field>
+        <field name="view_id" ref="view_rma_add_sale"/>
+        <field name="groups_id" eval="[(4, ref('rma.group_rma_customer_user')), (4, ref('rma.group_rma_customer_user'))]"/>
+    </record>
+
+
+    <record id="view_rma_add_sale_form" model="ir.ui.view">
+        <field name="name">rma.order.form - sale wizard</field>
+        <field name="model">rma.order</field>
+        <field name="inherit_id" ref="rma.view_rma_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//header" position="inside">
+                <button name="%(action_rma_add_sale)d"
+                        string="Add From Sale Order"
+                        type="action"/>
+            </xpath>
+        </field>
+    </record>
+
+</odoo>

rma_sale/wizards/rma_make_picking.py

@@ -0,0 +1,19 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import api, fields, models
+
+
+class RmaMakePicking(models.TransientModel):
+    _inherit = "rma_make_picking.wizard"
+
+    @api.returns("rma.order.line")
+    def _prepare_item(self, line):
+        res = super(RmaMakePicking, self)._prepare_item(line)
+        res["sale_line_id"] = line.sale_line_id.id
+        return res
+
+
+class RmaMakePickingItem(models.TransientModel):
+    _inherit = "rma_make_picking.wizard.item"
+
+    sale_line_id = fields.Many2one(comodel_name="sale.order.line", string="Sale Line")

rma_sale/wizards/rma_order_line_make_sale_order.py

@@ -0,0 +1,162 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import _, api, exceptions, fields, models
+
+
+class RmaLineMakeSaleOrder(models.TransientModel):
+    _name = "rma.order.line.make.sale.order"
+    _description = "Make Sales Order from RMA Line"
+
+    partner_id = fields.Many2one(
+        comodel_name="res.partner",
+        string="Customer",
+        required=False,
+        domain=[("customer", "=", True)],
+    )
+    item_ids = fields.One2many(
+        comodel_name="rma.order.line.make.sale.order.item",
+        inverse_name="wiz_id",
+        string="Items",
+        readonly=False,
+    )
+
+    sale_order_id = fields.Many2one(
+        comodel_name="sale.order",
+        string="Sales Order",
+        required=False,
+        domain=[("state", "=", "draft")],
+    )
+
+    @api.model
+    def _prepare_item(self, line):
+        return {
+            "line_id": line.id,
+            "product_id": line.product_id.id,
+            "name": line.product_id.name,
+            "product_qty": line.qty_to_sell,
+            "rma_id": line.rma_id.id,
+            "out_warehouse_id": line.out_warehouse_id.id,
+            "product_uom_id": line.uom_id.id,
+        }
+
+    @api.model
+    def default_get(self, fields_list):
+        res = super(RmaLineMakeSaleOrder, self).default_get(fields_list)
+        rma_line_obj = self.env["rma.order.line"]
+        rma_line_ids = self.env.context["active_ids"] or []
+        active_model = self.env.context["active_model"]
+
+        if not rma_line_ids:
+            return res
+        assert active_model == "rma.order.line", "Bad context propagation"
+
+        items = []
+        lines = rma_line_obj.browse(rma_line_ids)
+        for line in lines:
+            items.append([0, 0, self._prepare_item(line)])
+        customers = lines.mapped("partner_id")
+        if len(customers) == 1:
+            res["partner_id"] = customers.id
+        else:
+            raise exceptions.Warning(
+                _(
+                    "Only RMA lines from the same partner can be processed at "
+                    "the same time"
+                )
+            )
+        res["item_ids"] = items
+        return res
+
+    @api.model
+    def _prepare_sale_order(self, line):
+        if not self.partner_id:
+            raise exceptions.Warning(_("Enter a customer."))
+        customer = self.partner_id
+        data = {
+            "origin": line.name,
+            "partner_id": customer.id,
+            "warehouse_id": line.out_warehouse_id.id,
+            "company_id": line.company_id.id,
+        }
+
+        return data
+
+    @api.model
+    def _prepare_sale_order_line(self, so, item):
+        product = item.product_id
+        vals = {
+            "name": product.name,
+            "order_id": so.id,
+            "product_id": product.id,
+            "product_uom": product.uom_po_id.id,
+            "product_uom_qty": item.product_qty,
+            "rma_line_id": item.line_id.id,
+        }
+        if item.free_of_charge:
+            vals["price_unit"] = 0.0
+        return vals
+
+    def make_sale_order(self):
+        res = []
+        sale_obj = self.env["sale.order"]
+        so_line_obj = self.env["sale.order.line"]
+        sale = False
+
+        for item in self.item_ids:
+            line = item.line_id
+            if item.product_qty <= 0.0:
+                raise exceptions.Warning(_("Enter a positive quantity."))
+
+            if self.sale_order_id:
+                sale = self.sale_order_id
+            if not sale:
+                po_data = self._prepare_sale_order(line)
+                sale = sale_obj.create(po_data)
+                sale.name = sale.name + " - " + line.name
+
+            so_line_data = self._prepare_sale_order_line(sale, item)
+            so_line_obj.create(so_line_data)
+            res.append(sale.id)
+
+        action = self.env.ref("sale.action_orders")
+        result = action.read()[0]
+        result["domain"] = "[('id','in', [" + ",".join(map(str, res)) + "])]"
+        return result
+
+
+class RmaLineMakeSaleOrderItem(models.TransientModel):
+    _name = "rma.order.line.make.sale.order.item"
+    _description = "RMA Line Make Sale Order Item"
+
+    wiz_id = fields.Many2one(
+        comodel_name="rma.order.line.make.sale.order", string="Wizard"
+    )
+    line_id = fields.Many2one(
+        comodel_name="rma.order.line", string="RMA Line", compute="_compute_line_id"
+    )
+    rma_id = fields.Many2one(
+        comodel_name="rma.order", related="line_id.rma_id", readonly=False
+    )
+    product_id = fields.Many2one(comodel_name="product.product", string="Product")
+    name = fields.Char(string="Description")
+    product_qty = fields.Float(string="Quantity to sell", digits="Product UoS")
+    product_uom_id = fields.Many2one(comodel_name="uom.uom", string="UoM")
+    out_warehouse_id = fields.Many2one(
+        comodel_name="stock.warehouse", string="Outbound Warehouse"
+    )
+    free_of_charge = fields.Boolean(string="Free of Charge")
+
+    def _compute_line_id(self):
+        rma_line_obj = self.env["rma.order.line"]
+        for rec in self:
+            if not self.env.context["active_ids"]:
+                return
+            rma_line_ids = self.env.context["active_ids"] or []
+            lines = rma_line_obj.browse(rma_line_ids)
+            rec.line_id = lines[0]
+
+    @api.onchange("product_id")
+    def onchange_product_id(self):
+        if self.product_id:
+            self.name = self.product_id.name

rma_sale/wizards/rma_order_line_make_sale_order_view.xml

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2016 Eficent Business and IT Consulting Services S.L.
+     License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl-3.0) -->
+<odoo>
+
+        <record id="view_rma_order_line_make_sale_order" model="ir.ui.view">
+            <field name="name">RMA Line Make Sale Order</field>
+            <field name="model">rma.order.line.make.sale.order</field>
+            <field name="type">form</field>
+            <field name="arch" type="xml">
+                 <form string="Create Quotation">
+                     <separator string="Existing Quotation to update:"/>
+                     <newline/>
+                     <group>
+                        <field name="sale_order_id"
+                            domain="[('partner_id','=', partner_id)]"
+                            context="{'partner_id': partner_id}"/>
+                     </group>
+                     <newline/>
+                     <separator
+                             string="New Sales Order details:"/>
+                     <newline/>
+                     <group>
+                         <field name="partner_id"/>
+                     </group>
+                     <newline/>
+                     <group>
+                         <field name="item_ids" nolabel="1" colspan="2">
+                              <tree string="Details" editable="bottom">
+                                  <field name="wiz_id" invisible="True"/>
+                                  <field name="line_id"
+                                         invisible="True"/>
+                                  <field name="product_id"/>
+                                  <field name="name"/>
+                                  <field name="product_qty"/>
+                                  <field name="product_uom_id"
+                                         groups="uom.group_uom"/>
+                                  <field name="free_of_charge"/>
+                              </tree>
+                         </field>
+                     </group>
+                     <footer colspan="2">
+                         <button name="make_sale_order"
+                                 string="Create Sales Quotation" type="object"
+                                 class="oe_highlight"/>
+                         <button special="cancel" string="Cancel" class="oe_link"/>
+                     </footer>
+                </form>
+            </field>
+        </record>
+
+        <record id="action_rma_order_line_make_sale_order"
+                model="ir.actions.act_window">
+            <field name="name">Create Sales Quotation</field>
+            <field name="type">ir.actions.act_window</field>
+            <field name="res_model">rma.order.line.make.sale.order</field>
+            <field name="view_mode">form</field>
+            <field name="view_id" ref="view_rma_order_line_make_sale_order"/>
+            <field name="target">new</field>
+        </record>
+
+</odoo>

rma_sale/wizards/rma_refund.py

@@ -0,0 +1,21 @@
+# Copyright 2020 ForgeFlow S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from odoo import api, fields, models
+
+
+class RmaRefund(models.TransientModel):
+    _inherit = "rma.refund"
+
+    @api.returns("rma.order.line")
+    def _prepare_item(self, line):
+        res = super(RmaRefund, self)._prepare_item(line)
+        res["sale_line_id"] = line.sale_line_id.id
+        return res
+
+
+class RmaRefundItem(models.TransientModel):
+    _inherit = "rma.refund.item"
+
+    sale_line_id = fields.Many2one(
+        comodel_name="sale.order.line", string="Sale Order Line"
+    )