[ADD] sale_kit_management: sale kit product management and order configurator

sale_kit_management/__init__.py

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+from . import models
+from . import wizard

sale_kit_management/__manifest__.py

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+{
+    'name': 'Sale Kit Management',
+    'version': "1.0",
+    'category': "Sales/Sales",
+    'description': "Creates a Kit Option in Products and Sales Order",
+    'depends': ['sale_management', 'stock'],
+    'data': [
+        'security/ir.model.access.csv',
+        'wizard/sale_order_kit_views.xml',
+        'views/product_views.xml',
+        'views/sale_order_views.xml',
+    ],
+    'installable': True,
+    'author': "times",
+    'license': "LGPL-3",
+}

sale_kit_management/models/__init__.py

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+from . import product_template
+from . import product_subproduct_line
+from . import sale_order_line
+from . import sale_order_kit_config_line

sale_kit_management/models/product_subproduct_line.py

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+from odoo import api, fields, models
+
+
+class ProductSubproductLine(models.Model):
+    _name = 'product.subproduct.line'
+    _description = "Subproducts"
+
+    product_tmpl_id = fields.Many2one('product.template', ondelete='cascade')
+    product_id = fields.Many2one('product.product', string="Product", required=True)
+    product_uom_qty = fields.Float(related='product_id.qty_available', string="Quantity on Hand")
+    kit_unit_qty = fields.Float(string="Kit Unit Qty", default=1.0)
+    price_unit = fields.Float(string="Unit Price", compute='_compute_price_unit', store=True, readonly=False)
+    amount = fields.Float(string="Amount", compute='_compute_amount', store=True)
+
+    @api.depends('kit_unit_qty', 'price_unit')
+    def _compute_amount(self):
+        for line in self:
+            line.amount = line.kit_unit_qty * line.price_unit
+
+    @api.depends('product_id')
+    def _compute_price_unit(self):
+        for line in self:
+            if line.product_id:
+                line.price_unit = line.product_id.lst_price
+            else:
+                line.price_unit = 0.0
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        lines = super().create(vals_list)
+        lines.mapped('product_tmpl_id')._recompute_kit_list_price()
+        return lines
+
+    def write(self, vals):
+        res = super().write(vals)
+        if 'price_unit' in vals or 'kit_unit_qty' in vals or 'product_id' in vals:
+            self.mapped('product_tmpl_id')._recompute_kit_list_price()
+        return res
+
+    @api.ondelete(at_uninstall=False)
+    def _ondelete_recompute_kit_price(self):
+        for tmpl in self.mapped('product_tmpl_id'):
+            if tmpl.is_kit:
+                remaining = tmpl.subproduct_ids - self
+                if remaining:
+                    tmpl.list_price = sum(
+                        sub.price_unit * sub.kit_unit_qty
+                        for sub in remaining
+                    )

sale_kit_management/models/product_template.py

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+from odoo import api, fields, models
+
+
+class ProductTemplate(models.Model):
+    _inherit = 'product.template'
+
+    is_kit = fields.Boolean()
+    subproduct_ids = fields.One2many('product.subproduct.line', 'product_tmpl_id')
+
+    def _recompute_kit_list_price(self):
+        for tmpl in self:
+            if tmpl.is_kit and tmpl.subproduct_ids:
+                tmpl.list_price = sum(
+                    sub.price_unit * sub.kit_unit_qty
+                    for sub in tmpl.subproduct_ids
+                )
+
+    @api.onchange('subproduct_ids')
+    def _onchange_subproduct_ids(self):
+        if self.is_kit and self.subproduct_ids:
+            self.list_price = sum(
+                sub.price_unit * sub.kit_unit_qty
+                for sub in self.subproduct_ids
+            )

sale_kit_management/models/sale_order_kit_config_line.py

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+from odoo import fields, models
+
+
+class SaleOrderKitConfigLine(models.Model):
+    _name = 'sale.order.kit.config.line'
+    _description = "Kit Configuration Line"
+
+    sale_order_line_id = fields.Many2one('sale.order.line', string="Kit Parent Line", ondelete='cascade', required=True, index=True)
+    product_id = fields.Many2one('product.product', string="Product", required=True)
+    kit_unit_qty = fields.Float(string="Kit Unit Qty", default=1.0)
+    price_unit = fields.Float(string="Unit Price")

sale_kit_management/models/sale_order_line.py

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+from odoo import _, api, fields, models
+from odoo.exceptions import UserError
+
+
+class SaleOrderLine(models.Model):
+    _inherit = 'sale.order.line'
+
+    _KIT_SUBPRODUCT_SEQ_BASE = 200
+
+    is_kit = fields.Boolean(related='product_id.product_tmpl_id.is_kit')
+    is_kit_subproduct = fields.Boolean(string="Is Kit Subproduct", default=False)
+    kit_unit_qty = fields.Float(string="Kit Unit Qty")
+    kit_parent_line_id = fields.Many2one('sale.order.line', string="Kit Parent Line", ondelete='cascade', index=True)
+    has_kit_subproducts = fields.Boolean(compute='_compute_has_kit_subproducts')
+    kit_config_line_ids = fields.One2many('sale.order.kit.config.line', 'sale_order_line_id', string="Kit Configuration")
+
+    @api.model_create_multi
+    def create(self, vals_list):
+        for vals in vals_list:
+            if vals.get('is_kit_subproduct') or vals.get('kit_parent_line_id'):
+                continue
+            seq = vals.get('sequence', 0)
+            if seq >= self._KIT_SUBPRODUCT_SEQ_BASE:
+                vals['sequence'] = self._KIT_SUBPRODUCT_SEQ_BASE - 1
+        return super().create(vals_list)
+
+    @api.depends('order_id.order_line.kit_parent_line_id')
+    def _compute_has_kit_subproducts(self):
+        for line in self:
+            if line.is_kit and line.id:
+                line.has_kit_subproducts = any(
+                    l.kit_parent_line_id.id == line.id
+                    for l in line.order_id.order_line
+                    if l.is_kit_subproduct
+                )
+            else:
+                line.has_kit_subproducts = False
+
+    def _compute_kit_price(self):
+        for line in self:
+            if line.is_kit and line.kit_config_line_ids:
+                line.price_unit = sum(
+                    cl.price_unit * cl.product_uom_qty
+                    for cl in line.kit_config_line_ids
+                )
+
+    def write(self, vals):
+        result = super().write(vals)
+        if 'product_uom_qty' in vals:
+            for line in self.filtered(lambda l: l.is_kit and l.id):
+                child_lines = self.env['sale.order.line'].search([
+                    ('kit_parent_line_id', '=', line.id),
+                    ('is_kit_subproduct', '=', True),
+                ])
+                for child in child_lines:
+                    if child.kit_unit_qty:
+                        child.product_uom_qty = line.product_uom_qty * child.kit_unit_qty
+                        child.price_unit = 0
+        return result
+
+    @api.ondelete(at_uninstall=False)
+    def _ondelete_handle_kit(self):
+        for line in self.filtered(lambda l: l.is_kit_subproduct):
+            if line.kit_parent_line_id in self:
+                continue
+            section_in_batch = any(
+                l.display_type == 'line_section'
+                and l.kit_parent_line_id.id == line.kit_parent_line_id.id
+                for l in self
+            )
+            if section_in_batch:
+                continue
+            raise UserError(_(
+                "You cannot delete subproduct lines directly. "
+                "Delete the parent kit product or delete the entire subproducts section."
+            ))
+
+        child_lines = self.env['sale.order.line'].search([
+            ('kit_parent_line_id', 'in', self.ids),
+            ('id', 'not in', self.ids),
+        ])
+        if child_lines:
+            child_lines.unlink()
+
+    def action_open_kit_configurator(self):
+        self.ensure_one()
+        return {
+            'name': _("Kit"),
+            'type': 'ir.actions.act_window',
+            'res_model': 'sale.order.kit',
+            'view_mode': 'form',
+            'target': 'new',
+            'context': {'default_sale_order_line_id': self.id},
+        }

sale_kit_management/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
+access_product_subproduct_line,access_product_subproduct_line,model_product_subproduct_line,sales_team.group_sale_salesman,1,1,1,1
+access_sale_order_kit,access_sale_order_kit,model_sale_order_kit,sales_team.group_sale_salesman,1,1,1,1
+access_sale_order_kit_line,access_sale_order_kit_line,model_sale_order_kit_line,sales_team.group_sale_salesman,1,1,1,1
+access_sale_order_kit_config_line,access_sale_order_kit_config_line,model_sale_order_kit_config_line,sales_team.group_sale_salesman,1,1,1,1
+

sale_kit_management/views/product_views.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="product_form_kit_view" model="ir.ui.view">
+        <field name="name">product.template.form.kit</field>
+        <field name="model">product.template</field>
+        <field name="inherit_id" ref="product.product_template_form_view" />
+        <field name="arch" type="xml">
+
+            <xpath expr="//span[@name='sale_option']" position="after">
+                <span name="kit_option" class="d-inline-flex">
+                    <field name="is_kit" string="Is Kit" />
+                    <label string="Kit" for="is_kit" />
+                </span>
+            </xpath>
+
+            <xpath expr="//notebook/page[@name='general_information']" position="after">
+                <page name="subproducts" string="Subproducts" invisible="not is_kit">
+                    <field name="subproduct_ids">
+                        <list editable="bottom">
+                            <field name="product_id" string="Product" />
+                            <field name="product_uom_qty" string="On Hand Qty" />
+                            <field name="kit_unit_qty" string="Kit Unit Qty"
+                                decoration-info="product_id" />
+                            <field name="price_unit" string="Unit Price" />
+                            <field name="amount" string="Total Amount" />
+                        </list>
+                    </field>
+                </page>
+            </xpath>
+
+        </field>
+    </record>
+</odoo>

sale_kit_management/views/sale_order_views.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <record id="sale_order_form_kit" model="ir.ui.view">
+        <field name="name">sale.order.form.kit</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[@name='order_lines']/field[@name='order_line']/list/field[@name='product_id' and @optional='hide']"
+                position="after">
+                <button name="action_open_kit_configurator"
+                    type="object"
+                    icon="fa-cubes"
+                    invisible="not is_kit" width="25px" />
+            </xpath>
+
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='product_id']"
+                position="before">
+                <field name="is_kit_subproduct" column_invisible="1" />
+                <field name="has_kit_subproducts" column_invisible="1" />
+            </xpath>
+
+            <xpath expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list"
+                position="attributes">
+                <attribute name="decoration-muted">is_kit_subproduct</attribute>
+            </xpath>
+
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='product_id' and @optional='hide']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct or not product_updatable</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='product_template_id']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct or (id and not product_updatable)</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='product_uom_qty']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='product_uom_id']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='price_unit']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='tax_ids']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct</attribute>
+            </xpath>
+            <xpath
+                expr="//notebook/page[@name='order_lines']/field[@name='order_line']/list/field[@name='discount']"
+                position="attributes">
+                <attribute name="readonly">is_kit_subproduct</attribute>
+            </xpath>
+
+        </field>
+    </record>
+</odoo>

sale_kit_management/wizard/__init__.py

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+from . import sale_order_kit