from odoo import api, models, fields, _
from odoo.exceptions import UserError


class PosPreset(models.Model):
    _inherit = 'pos.preset'

    use_guest = fields.Boolean(string='Guest', default=False, help="Force guest selection when clicking on order button in PoS restaurant")

    @api.model
    def _load_pos_data_fields(self, config):
        return super()._load_pos_data_fields(config) + ['use_guest']

    @api.ondelete(at_uninstall=False)
    def _unlink_except_master_presets(self):
        master_presets = self.env["pos.config"].get_record_by_ref([
            'pos_restaurant.pos_takein_preset',
            'pos_restaurant.pos_takeout_preset',
            'pos_restaurant.pos_delivery_preset',
        ])
        if any(preset.id in master_presets for preset in self):
            raise UserError(_('You cannot delete the master preset(s).'))