# -*- coding: utf-8 -*-
################################################################################
#
#    Cybrosys Technologies Pvt. Ltd.
#
#    Copyright (C) 2023-TODAY Cybrosys Technologies(<https://www.cybrosys.com>).
#    Author: odoo@cybrosys.com
#    You can modify it under the terms of the GNU AFFERO
#    GENERAL PUBLIC LICENSE (AGPL v3), Version 3.
#
#    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 (AGPL v3) for more details.
#
#    You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE
#    (AGPL v3) along with this program.
#    If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
from odoo import fields, models, _
from odoo.exceptions import ValidationError


class ResPartner(models.Model):
    """This class inherited to add some extra fields and functions in the
        Partner model"""
    _inherit = 'res.partner'

    customer_supplier = fields.Char(string="Customer Supplier",
                                    domain="[('state', '=', 'validated')]",
                                    help="Unique id for partners")
    hide_button = fields.Boolean(default=False, string='Hide Approve Button',
                                 help="This boolean field is used to hide the "
                                      "approve button")
    hide_button_validate = fields.Boolean(default=False,
                                          string='Hide Approve Button',
                                          help="This boolean field is used to "
                                               "hide the Validate button")
    state = fields.Selection([('draft', 'Draft'),
                              ('validated', 'Validated'),
                              ('approved', 'Approved')], string='Status',
                             help="The states are in Draft,Validated and "
                                  "Approved", default='draft')
    _sql_constraints = [
        ('id_uniq', 'unique (customer_supplier)', 'The partner id unique !')
    ]

    def action_validate(self):
        """ Button function of validate, customer or supplier can validate """
        for rec in self:
            rec.hide_button_validate = True
            rec.write({'state': 'validated'})

    def action_approve(self):
        """ Button function of approve,customer or supplier can Approve """
        for rec in self:
            rec.state = 'validated'
            rec.hide_button = True
            rec.write({'state': 'approved'})

    def write(self, values):
        """ To raise validation error when validator changes the state"""
        if 'state' in values:
            new_state = values.get('state')
            if new_state == 'approved' or self.state == 'approved':
                if not self.env.user.has_group(
                        'customer_supplier_approval.'
                        'customer_supplier_approval_group_approval'):
                    raise ValidationError(
                        _("Only Manager can perform that move!"))
            if new_state == 'validated' or self.state == 'draft':
                if not self.env.user.has_group(
                        'customer_supplier_approval.'
                        'customer_supplier_approval_group_validation'):
                    raise ValidationError(
                        _("Only Managers can perform that move!"))
        return super().write(values)