from odoo import models, fields, api

class ResUsers(models.Model):
    _inherit = 'res.users'

    is_pos_user = fields.Boolean(string="Is POS User?", default=False)
    is_kitchen_user = fields.Boolean(string="Is Kitchen User?", default=False)

    @api.model_create_multi
    def create(self, vals_list):
        pos_user_group = self.env.ref('point_of_sale.group_pos_user', raise_if_not_found=False)
        if pos_user_group:
            for vals in vals_list:
                if vals.get('is_kitchen_user') or vals.get('is_pos_user'):
                    group_commands = vals.get('group_ids', [])
                    if isinstance(group_commands, list):
                        group_commands.append((4, pos_user_group.id))
                        vals['group_ids'] = group_commands
        
        res = super().create(vals_list)
        if any(vals.get('is_pos_user') or vals.get('is_kitchen_user') for vals in vals_list):
            self.env.registry.clear_cache()
        return res

    def write(self, vals):
        pos_user_group = self.env.ref('point_of_sale.group_pos_user', raise_if_not_found=False)
        if pos_user_group and ('is_kitchen_user' in vals or 'is_pos_user' in vals):
            for user in self:
                is_kitchen = vals.get('is_kitchen_user', user.is_kitchen_user)
                is_pos = vals.get('is_pos_user', user.is_pos_user)
                if (is_kitchen or is_pos):
                    if pos_user_group not in user.group_ids:
                        super(ResUsers, user).write({'group_ids': [(4, pos_user_group.id)]})
                else:
                    if pos_user_group in user.group_ids:
                        super(ResUsers, user).write({'group_ids': [(3, pos_user_group.id)]})

        res = super().write(vals)
        if 'is_pos_user' in vals or 'is_kitchen_user' in vals:
            self.env.registry.clear_cache()
        return res