# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
from odoo import fields, models


class SaleSubscriptionReport(models.Model):
    _inherit = "sale.subscription.report"
    _name = "sale.subscription.report"

    referrer_id = fields.Many2one('res.partner', 'Referrer', readonly=True)
    commission_plan_id = fields.Many2one('commission.plan', readonly=True)

    def _select_additional_fields(self):
        res = super()._select_additional_fields()
        res['referrer_id'] = "s.referrer_id"
        res['commission_plan_id'] = 's.commission_plan_id'
        return res

    def _group_by_sale(self):
        group_by_str = super()._group_by_sale()
        return f"""{group_by_str},
                    s.referrer_id,
                    s.commission_plan_id
        """