[IMP] sale: Add Kit Product Bundle Feature Without

new_product_type/__init__.py

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+from . import models
+from . import wizard

new_product_type/__manifest__.py

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+{
+    "name": "New Product Kit",
+    "version": "1.0",
+    'author': "Ruchita Gothi (Rugot)",
+    "depends": ["sale", "product", 'account'],
+    "data": [
+        'security/ir.model.access.csv',
+        "views/product_views.xml",
+        "views/sale_order_line_views.xml",
+        "views/kit_wizard_views.xml",
+        "report/sale_order_report.xml",
+        "report/invoice_report.xml",
+        "report/sale_order_portal_report.xml",
+
+    ],
+    "installable": True,
+    'license': 'LGPL-3',
+}

new_product_type/models/__init__.py

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+from . import product_template
+from . import sale_order_line
+from . import sale_order

new_product_type/models/product_template.py

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+from odoo import models, fields, api
+from odoo.exceptions import ValidationError
+
+
+class ProductTemplate(models.Model):
+    _inherit = "product.template"
+
+    is_kit = fields.Boolean()
+    sub_product = fields.Many2many("product.product")
+
+    @api.constrains("sub_product")
+    def _check_no_self_product_reference(self):
+        for record in self:
+            if record.product_variant_id in record.sub_product:
+                raise ValidationError("A product cannot be added as a sub-product in its own kit.")

new_product_type/models/sale_order.py

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+from odoo import fields, models
+
+
+class SaleOrder(models.Model):
+    _inherit = "sale.order"
+
+    print_in_report = fields.Boolean()

new_product_type/models/sale_order_line.py

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+from odoo import models, fields, _
+from odoo.exceptions import UserError
+
+
+class SaleOrderLine(models.Model):
+    _inherit = "sale.order.line"
+
+    is_kit = fields.Boolean(related="product_id.product_tmpl_id.is_kit", store=True)
+    is_kit_product = fields.Boolean()
+    kit_parent_line_id = fields.Many2one("sale.order.line")
+    extra_price = fields.Float(default=0.0)
+
+    def unlink(self):
+        parents_in_self = self.filtered(lambda l: not l.is_kit_product)
+        # parents = self.env["sale.order.line"].search([
+        #     ("id", "in", self.ids),
+        #     ("is_kit_product", "=", False),
+        # ])
+        children_in_self = self.filtered(lambda l: l.is_kit_product)
+        for child in children_in_self:
+            if child.kit_parent_line_id not in parents_in_self:
+                raise UserError(_("You cannot delete a kit sub product directly."))
+        child_lines = self.search([
+            ("kit_parent_line_id", "in", parents_in_self.ids)
+        ])
+        if child_lines:
+            child_lines.unlink()
+        return super().unlink()
+
+    def action_open_kit_wizard(self):
+        return {
+            "type": "ir.actions.act_window",
+            "name": "Configure Kit",
+            "res_model": "product.kit.wizard",
+            "view_mode": "form",
+            "target": "new",
+            "context": {"active_id": self.id},
+        }

new_product_type/report/invoice_report.xml

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+<odoo>
+
+    <template id="report_invoice_document_inherit_print_option"
+              inherit_id="account.report_invoice_document">
+        <xpath expr="//t[@t-set='lines_to_report']" position="attributes">
+            <attribute name="t-value">
+                o._get_move_lines_to_report().filtered(lambda l: not (any(sl.is_kit_product for sl in l.sale_line_ids)
+                and not any(sl.order_id.print_in_report for sl in l.sale_line_ids)))
+            </attribute>
+        </xpath>
+    </template>
+
+</odoo>

new_product_type/report/sale_order_portal_report.xml

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+<odoo>
+
+    <template id="sale_order_portal_content_inherit_print_option"
+              inherit_id="sale.sale_order_portal_content">
+        <xpath expr="//t[@t-set='lines_to_report']" position="attributes">
+            <attribute name="t-value">
+                sale_order._get_order_lines_to_report().filtered(
+                lambda l: not l.is_kit_product or sale_order.print_in_report
+                )
+            </attribute>
+        </xpath>
+    </template>
+
+</odoo>

new_product_type/report/sale_order_report.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+
+    <template id="report_saleorder_document_inherit_print_option"
+              inherit_id="sale.report_saleorder_document">
+        <xpath expr="//t[@t-set='lines_to_report']" position="attributes">
+            <attribute name="t-value">
+                doc._get_order_lines_to_report().filtered(
+                lambda l: not l.is_kit_product or doc.print_in_report
+                )
+            </attribute>
+        </xpath>
+    </template>
+
+</odoo>

new_product_type/security/ir.model.access.csv

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+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+product_kit_wizard,product_kit_wizard,model_product_kit_wizard,base.group_user,1,1,1,1
+kit_wizard_line,kit_wizard_line,model_kit_wizard_line,base.group_user,1,1,1,1

new_product_type/views/kit_wizard_views.xml

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+<odoo>
+
+    <record id="product_kit_wizard_form" model="ir.ui.view">
+        <field name="name">product.kit.wizard.form</field>
+        <field name="model">product.kit.wizard</field>
+        <field name="arch" type="xml">
+            <form string="Configure Kit">
+                <group>
+                    <field name="main_product_id"  readonly="1" force_save="1"/>
+                </group>
+                <group>
+                    <div class="fw-bold fs-4">Sub Products</div>
+                    <field name="line_ids" nolabel="1">
+                        <list editable="bottom" create="false">
+                            <field name="product_id" readonly="1" force_save="1"/>
+                            <field name="quantity"/>
+                            <field name="price"/>
+                        </list>
+                    </field>
+                </group>
+                <footer>
+                    <button name="action_confirm" type="object" class="btn-primary" string="Confirm"/>
+                    <button string="Cancel" special="cancel" class="btn-secondary"/>
+                </footer>
+            </form>
+        </field>
+    </record>
+
+</odoo>

new_product_type/views/product_views.xml

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+<odoo>
+    <record id="product_template_view_form" model="ir.ui.view">
+        <field name="name">product.template.view.form</field>
+        <field name="model">product.template</field>
+        <field name="inherit_id" ref="product.product_template_only_form_view"/>
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='invoice_policy']" position="after">
+                <field name="is_kit"/>
+            </xpath>
+
+            <xpath expr="//field[@name='is_kit']" position="after">
+                <field name="sub_product" widget="many2many_tags"
+                       options="{'no_create': True}" invisible="not is_kit"/>
+            </xpath>
+        </field>
+    </record>
+</odoo>

new_product_type/views/sale_order_line_views.xml

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+<odoo>
+
+    <record id="sale_order_line_form_view" model="ir.ui.view">
+        <field name="name">sale.order.line.form.view</field>
+        <field name="model">sale.order</field>
+        <field name="inherit_id" ref="sale.view_order_form"/>
+        <!--        <field name="type">form</field>-->
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='product_template_id']" position="after">
+                <button name="action_open_kit_wizard"
+                        type="object"
+                        string="Configure Kit"
+                        class="btn-primary"
+                        invisible="not is_kit or state!='draft'"/>
+            </xpath>
+            <xpath expr="//field[@name='order_line']/list/field[@name='product_id']" position="attributes">
+                <attribute name="readonly">is_kit_product</attribute>
+            </xpath>
+
+            <xpath expr="//field[@name='order_line']/list/field[@name='product_template_id']" position="attributes">
+                <attribute name="readonly">is_kit_product</attribute>
+            </xpath>
+            <xpath expr="//field[@name='order_line']/list/field[@name='price_unit']" position="attributes">
+                <attribute name="readonly">is_kit_product</attribute>
+            </xpath>
+            <xpath expr="//field[@name='order_line']/list/field[@name='product_uom_qty']" position="attributes">
+                <attribute name="readonly">is_kit_product</attribute>
+            </xpath>
+            <xpath expr="//field[@name='order_line']/list/field[@name='tax_ids']" position="attributes">
+                <attribute name="readonly">is_kit_product</attribute>
+            </xpath>
+            <xpath expr="//field[@name='payment_term_id']" position="after">
+                <field name="print_in_report"/>
+            </xpath>
+
+
+        </field>
+    </record>
+
+</odoo>

new_product_type/wizard/__init__.py

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+from . import kit_wizard_line
+from . import kit_wizard

new_product_type/wizard/kit_wizard.py

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+from odoo import models, fields, api
+
+from odoo.fields import Command
+
+
+class ProductKitWizard(models.TransientModel):
+    _name = "product.kit.wizard"
+    _description = "Kit Sub Product Wizard"
+
+    sale_line_id = fields.Many2one("sale.order.line")
+    main_product_id = fields.Many2one("product.product", string="Product")
+    line_ids = fields.One2many("kit.wizard.line", "wizard_id", string="Sub Products")
+
+    @api.model
+    def default_get(self, fields_list):
+        res = super().default_get(fields_list)
+        sale_line = self.env["sale.order.line"].browse(self._context.get("active_id"))
+        if sale_line.product_id:
+            product = sale_line.product_id
+            sale_order = sale_line.order_id
+            kit_sub_product = []
+            for sub in product.product_tmpl_id.sub_product:
+                existing_line = sale_order.order_line.filtered(
+                    lambda line: line.product_id == sub
+                                 and line.kit_parent_line_id == sale_line
+                )
+                # existing_line = self.env["sale.order.line"].search([
+                #     ("order_id", "=", sale_order.id),
+                #     ("product_id", "=", sub.id),
+                #     ("kit_parent_line_id", "=", sale_line.id),
+                # ], limit=1)
+
+                kit_sub_product.append(
+                    Command.create(
+                        {
+                            "product_id": sub.id,
+                            "quantity": existing_line.product_uom_qty if existing_line else 1.0,
+                            "price": existing_line.extra_price if existing_line else sub.lst_price,
+                            # "existing_line_id": existing_line.id if existing_line else False,
+                        }
+                    )
+                )
+
+            res.update(
+                {
+                    "main_product_id": product.id,
+                    "sale_line_id": sale_line.id,
+                    "line_ids": kit_sub_product,
+                }
+            )
+        return res
+
+    def action_confirm(self):
+        order = self.sale_line_id.order_id
+        Parent_kit_product_line = self.sale_line_id
+        parent_product = Parent_kit_product_line.product_id
+        parent_sequence = Parent_kit_product_line.sequence
+        total_price = parent_product.list_price
+        for wizard_line in self.line_ids:
+            existing_line = order.order_line.filtered(
+                lambda line: line.product_id == wizard_line.product_id
+                             and line.kit_parent_line_id == Parent_kit_product_line
+
+            )
+            # existing_line = self.env["sale.order.line"].search([
+            #     ("order_id", "=", order.id),
+            #     ("product_id", "=", wizard_line.product_id.id),
+            #     ("kit_parent_line_id", "=", Parent_kit_product_line.id),
+            # ], limit=1)
+            values = {
+                "product_uom_qty": wizard_line.quantity,
+                "price_unit": 0.0,
+                "extra_price": wizard_line.price,
+                "sequence": parent_sequence,
+            }
+
+            if existing_line:
+                existing_line.write(values)
+            else:
+                self.env["sale.order.line"].create(
+                    {
+                        **values,
+                        "name": wizard_line.product_id.name,
+                        "order_id": order.id,
+                        "product_id": wizard_line.product_id.id,
+                        "is_kit_product": True,
+                        "kit_parent_line_id": Parent_kit_product_line.id,
+                    }
+                )
+
+            total_price += wizard_line.price * wizard_line.quantity
+
+        Parent_kit_product_line.write({"price_unit": total_price})

new_product_type/wizard/kit_wizard_line.py

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+from odoo import models, fields
+
+
+class KitWizardLine(models.TransientModel):
+    _name = "kit.wizard.line"
+    _description = "Kit Wizard Line"
+
+    wizard_id = fields.Many2one("product.kit.wizard")
+    product_id = fields.Many2one("product.product", readonly=True)
+    quantity = fields.Float()
+    price = fields.Float()
+    # existing_line_id = fields.Many2one("sale.order.line", string="Existing Product order line")