# -*- coding: utf-8 -*-
################################################################################
#
#    Cybrosys Technologies Pvt. Ltd.
#
#    Copyright (C) 2024-TODAY Cybrosys Technologies (<https://www.cybrosys.com>)
#    Author: Jumana Jabin MP (odoo@cybrosys.com)
#
#    This program is free software: you can modify
#    it under the terms of the GNU Affero General Public License (AGPL) as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <https://www.gnu.org/licenses/>.
#
################################################################################
from odoo import api, fields, models
from collections import defaultdict


class SalePack(models.Model):
    """Model for extending the sale order to include a selection of packs."""
    _inherit = 'sale.order'

    product_pack_id = fields.Many2many('product.product', string='Select Pack',
                                       domain=[('is_pack', '=', True)],
                                       help='The selected pack product for'
                                            ' the sale order.')

    @api.onchange('product_pack_id')
    def onchange_product_pack_id(self):
        """Perform actions when the selected pack product changes."""
        if self.product_pack_id:
            new_order_lines = []
            for rec in self.product_pack_id:
                product_already_added = any(
                    line.product_id.id == rec._origin.id for line in
                    self.order_line)
                if not product_already_added:
                    new_order_lines.append((0, 0, {
                        'product_id': rec._origin.id,
                        'name': rec.name,
                        'product_uom_qty': 1,
                        'price_unit': rec.pack_price,
                    }))
                    self.order_line = new_order_lines
        elif not self.product_pack_id:
            self.order_line = [(5, 0, 0)]

    def action_confirm(self):
        """Override the action_confirm method to create stock moves
        for pack products."""
        super(SalePack, self).action_confirm()
        for line in self.order_line:
            if line.product_id.is_pack:
                for record in line.product_id.pack_products_ids:
                    for rec in self.picking_ids:
                        move = rec.move_ids.create({
                            'name': record.product_id.name,
                            'product_id': record.product_id.id,
                            'product_uom_qty': record.quantity * line.product_uom_qty,
                            'product_uom': record.product_id.uom_id.id,
                            'picking_id': rec.id,
                            'location_id': rec.location_id.id,
                            'location_dest_id': rec.location_dest_id.id,
                        })
                        move._action_confirm()